Technical Product Specification

ManualsBrandsIntel ManualsOtherIntel Server System R2308IP4LHPC

Intel

Server System P4000IP and

Intel

Workstation System P4000CR

Family

Technical Product Specification

Intel reference number G38159-002

Revision 1.2

March, 2014

Product Collaboration and System Division – Marketing

Summary of content (119 pages)

PAGE 1
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family Technical Product Specification Intel reference number G38159-002 Revision 1.
PAGE 2
Revision History Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Revision History Date February, 2012 Revision Number 1.0 Modifications Initial release. June, 2012 1.1 Update thermal manament and enviromental summary. March, 2014 1.2 Update Corporation Information Disclaimers Information in this document is provided in connection with Intel® products.
PAGE 3
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Revision 1.
PAGE 4
Table of Contents Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Table of Contents 1. Intel® Server System P4000IP and Intel® Workstation System Overview ....................... 1 1.1 Intergrated System family overview........................................................................ 1 ® 1.1.1 Intel Server System P4208IP4LHGC View ........................................................... 6 1.1.2 Intel® Server System P4216IP4LHJC View ............................
PAGE 5
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 2.2 Table of Contents 1200-W Power Supply ......................................................................................... 36 2.2.1 Mechanical Overview ........................................................................................... 36 2.2.2 AC Input Requirements ........................................................................................ 39 2.2.3 Efficiency.................................
PAGE 6
Table of Contents 3.2.5 3.3 Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Quiet Fan Idle Mode ............................................................................................. 81 Intel® Workstation System P4000CR ................................................................... 82 3.3.1 Fan and HDD Configuration ................................................................................. 82 3.3.2 Acoustic .............................................
PAGE 7
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS List of Figures List of Figures Figure 1. Internal Chassis View of Intel® Server System P4208IP4LHGC ................................... 6 ® Figure 2. Internal Chassis View of Intel Server System P4216IP4LHJC .................................... 7 Figure 3. Internal Chassis View of Intel® Server System P4216IP4LHKC ................................... 8 Figure 4. Internal Chassis View of Intel® Server System P4224IP4LHKC .......
PAGE 8
List of Figures Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Figure 32. P4000CR System Overview for Thermal Management ............................................ 82 Figure 33. P4000IP System Overview for Thermal Management .............................................. 84 Figure 34. 2.5'' Hard Disk Drive Cage ....................................................................................... 85 Figure 35. 2.5'' Hard Disk Drive Support - LED Status ...................
PAGE 9
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS List of Tables List of Tables Table 1. Intel® Server System P4000IP Hot-Swap 3.5 HDDs and Non-HDD configuration base feature .................................................................................................................................. 3 Table 2. Intel® Server System P4000IP Hot-Swap 2.5 HDDs configuration base feature ............ 4 Table 3. Intel® Workstation System P4000CR Fixed 3.
PAGE 10
List of Tables Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Table 32. AC Line Sag Transient Performance ......................................................................... 41 Table 33. AC Line Surge Transient Performance...................................................................... 41 Table 34. Platinum Efficiency Requirement............................................................................... 41 Table 35. Minimum Load Ratings.......................
PAGE 11
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS List of Tables Table 66. SMBAlert# Signal Characteristics .............................................................................. 62 Table 67. Thermal Requirements .............................................................................................. 65 Table 68. Input Connector and Pin Assignment Diagrams ........................................................ 66 Table 69. PDB Cable Length ......................
PAGE 12
List of Tables Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Table 100. 3.5'' Hard Disk Drive Activity LED States ................................................................. 89 Table 101. Calculated Mean Time Between Failure (P4216IP4LHJC) ....................................... 96 Table 102. Calculated Mean Time Between Failure (P4208IP4LHGC) ...................................... 96 Table 103. Calculated Mean Time Between Failure (P4308IP4LHJC) .....................
PAGE 13
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS List of Tables Revision 1.
PAGE 14
PAGE 15
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview 1. Intel® Server System P4000IP and Intel® Workstation System Overview Intel® Server System P4000IP and Intel® Workstation System is 4U pedestal, 27'' length server chassis that is designed to support Intel® Server Board S2600IP and Intel® Workstation Board W2600CR. This chapter provides a high-level overview of the chassis features.
PAGE 16
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview Your Intel® Server System P4216IP4LHJC ships with the following items: ®  One Intel Server Board S2600IP4  Two CRPS 1200W power supply, installed in the chassis  Five hot-swap redundant system fans, installed in the chassis  16*2.5'' hot-swap HDD cage with sixteen 2.
PAGE 17
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview Your Intel® Server System P4216IP4LHKC ships with the following items: ®  One Intel Server Board S2600IP  Two CRPS 1600W power supply, installed in the chassis  Five hot-swap redundant system fans, installed in the chassis  16*2.5'' hot-swap HDD cage with sixteen 2.
PAGE 18
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview Feature P4308IP4LHGC  Four Back panel USB ports P4308IP4LHJC (L) P4308IP4LHKC One rear panel video port Video ® Table 2. Intel Server System P4000IP Hot-Swap 2.5 HDDs configuration base feature Feature Dimensions P4208IP4LHGC  438mm high  173mm wide  697mm deep P4216IP4LHJC P4216IP4LHKC P4224IP4LHKC Hard Drives One 8x2.
PAGE 19
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview Feature LEDs and displays (dependent on option selected) P4304CR2LFGN P4304CR2LFJN(L)  With Front Panel o NIC1 Activity o NIC2 Activity o NIC3 Activity (no functional) o NIC4 Activity (no functional) o Power/Sleep o System Status o System Chassis Identification o Hard Drive Activity Two hot-swap 1200W common redundant power supply Power Supply Two hot-swap 75
PAGE 20
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview 1.1.1 Intel® Server System P4208IP4LHGC View A. B. C. D. E. F. G. H. I. J. K. L. M. N. O. P. Q. R. S. T. U.
PAGE 21
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview 1.1.2 Intel® Server System P4216IP4LHJC View A. B. C. D. E. F. G. H. I. J. K. L. M. N. O. P. Q. R. S. T. U.
PAGE 22
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview 1.1.3 Intel® Server System P4216IP4LHKC View A. B. C. D. E. F. G. H. I. J. K. L. M. N. O. P. Q. R. S. T. U.
PAGE 23
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview 1.1.4 Intel® Server System P4224IP4LHKC View A. B. C. D. E. F. G. H. I. J. K. L. M. N. O. P. Q. R. S. T. U.
PAGE 24
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview 1.1.5 Intel® Server System P4308IP4LHGC View A. B. C. D. E. F. G. H. I. J. K. L. M. N. O. P. Q. R. S. T. U.
PAGE 25
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview 1.1.6 Intel® Server System P4308IP4LHJC(L) View A. B. C. D. E. F. G. H. I. J. K. L. M. N. O. P. Q. R. S. T. U.
PAGE 26
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview 1.1.7 Intel® Server System P4308IP4LHKC View A. B. C. D. E. F. G. H. I. J. K. L. M. N. O. P. Q. R. S. T. U.
PAGE 27
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview 1.1.8 Intel® Workstation System P4304CR2LFGN View A. B. C. D. E. F. G. H. I. J. K. L. M. N. O. P. Q. R.
PAGE 28
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview 1.1.9 Intel® Workstation System P4304CR2LFJN(L) View A. B. C. D. E. F. G. H. I. J. K. L. M. N. O. P. Q. R.
PAGE 29
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview 1.1.10 Intel® Workstation System P4304CR2LFKN View A. B. C. D. E. F. G. H. I. J. K. L. M. N. O. P. Q. R.
PAGE 30
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview 1.2 Chassis dimensions Length: 656 mm (without bezel) 698.3 mm (with bezel) Height: 438 mm Width: 173 mm 1.3 Front control panel feature Overview This Front Control Panel conforms to SSI specification with one exception that up to 4 LAN act/link LEDs are supported.
PAGE 31
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview ID Button with integrated ID LED – Toggles the integrated ID LED and the Blue server board ID LED on and off. The ID LED is used to identify the system for maintenance when installed in a rack of similar server systems. The ID LED can also be toggled on and off remotely using the IPMI “Chassis Identify” command which will cause the LED to blink for 15 seconds.
PAGE 32
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview USB Ports – In addition, the front panel provides two USB ports. The USB ports are cabled to the 2x5 connector on the server board. 1.3.2 Front Control Panel LED Status The following table provides a description of each LED status. Table 5.
PAGE 33
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview 1.4 Back panel feature Overveiw A CRPS Power supply G IO module slot cover B AC Input Power connecotor H Alternate RMM4 knockout C I/O ports I Opening for SPDIF cable D Serial port knockout J Padlock loop E A Kensington cable lock mounting hole K RMM4 knockout F PCI Add-in card slot covers Figure 12. Back panel feature Revision 1.
PAGE 34
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview 1.5 Hot swap Hard Drivers and Front Panel Options Figure 13. Hot-Swap Hard Disk Drive Cage 1.6 Chassis Security A variety of chassis security options are provided at the system level:  A removable padlock loop at the rear of the system access cover can be used to prevent access to the microprocessors, memory, and add-in cards.
PAGE 35
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview ® 1. Front bezel assembly for fixed hard drives configuration on Intel Workstation System P4000CR. Figure 14. Front Closed Chassis View for Fixed Hard Drives Configuration ® 2. Front bezel assembly with the door for hot-swap hard drives configuration on Intel Server System P4000IP. A. Security Lock Figure 15.
PAGE 36
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Intel® Server System P4000IP and Intel® Workstation System Overview For the front bezel assembly for fixed hard drives configuration, removing the bezel, there is an EMI shield covering the fixed hard drives bay area. For the front bezel assembly for hot-swap hard drives configuration, the bezel includes a keylocking door that covers the drive cage area and allows access to hot swap drives when a hot swap drive cage is installed.
PAGE 37
System Power Sub-system 2. Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS System Power Sub-system 2.1 750-W Power Supply This specification defines a 750W redundant power supply that supports server systems. This power supply has 2 outputs; 12V and 12V standby. The AC input is auto ranging and power factor corrected. 2.1.1 Mechanical Overview The physical size of the power supply enclosure is 39/40mm x 73.5mm x 185mm. The power supply contains a single 40mm fan.
PAGE 38
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Pin 2.1.1.
PAGE 39
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Power Supply Condition AC present/Only 12VSB on (PS off) or PS in Cold redundant state LED State 1Hz Blink GREEN AC cord unplugged or AC power lost; with a second power supply in parallel still with AC input power. AMBER Power supply warning events where the power supply continues to operate; high temp, high power, high current, slow fan.
PAGE 40
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Output power Power factor 10% load > 0.65 20% load 50% load > 0.80 > 0.90 System Power Sub-system 100% load > 0.95 Tested at 230Vac, 50Hz and 60Hz and 115VAC, 60Hz Tested according to Generalized Internal Power Supply Efficiency Testing Protocol, Rev 6.4.3. This is posted at http://efficientpowersupplies.epri.com/methods.asp. 2.1.2.2 AC Inlet Connector The AC input connector is an IEC 320 C-14 power inlet.
PAGE 41
System Power Sub-system 2.1.2.5 Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS AC Line 12VSBHoldup The 12VSB output voltage stays in regulation under its full load (static or dynamic) during an AC dropout of 70ms min (=12VSB holdup time) whether the power supply is in ON or OFF state (PSON asserted or de-asserted). 2.1.2.6 AC Line Fuse The power supply has one line fused in the single line fuse on the line (Hot) wire of the AC input.
PAGE 42
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 2.1.3 System Power Sub-system Efficiency The following table provides the required minimum efficiency level at various loading conditions. These are provided at three different load levels; 100%, 50%, 20%, and 10%. Output shall be load according to the proportional loading method defined by 80 Plus in Generalized Internal Power Supply Efficiency Testing Protocol, Rev. 6.4.3. This is posted at http://efficientpowersupplies.
PAGE 43
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Table 17. Voltage Regulation Limits Parameter +12V Tolerance - 5%/+5% Min +11.40 Nom +12.00 Max +12.60 Units Vrms +12V stby - 5%/+5% +11.40 +12.00 +12.60 Vrms 2.1.4.5 Dynamic Loading The output voltages remains within limits specified for the step loading and capacitive loading specified in the table below.
PAGE 44
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS System Power Sub-system generated, nor stressing of any internal components with this voltage applied to any individual or all outputs simultaneously. It also does not trip the protection circuits during turn on. The residual voltage at the power supply outputs for no load condition does not exceed 100mV when AC voltage is applied and the PSON# signal is de-asserted. 2.1.4.
PAGE 45
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS VOUT AC HOT POWER SUPPLY V RETURN AC NEUTRAL LOAD MUST BE ISOLATED FROM THE GROUND OF THE POWER SUPPLY LOAD 10uF .1uF AC GROUND GENERAL NOTES: 1. LOAD THE OUTPUT WITH ITS MINIMUM LOAD CURRENT. 2. CONNECT THE PROBES AS SHOWN. 3. REPEAT THE MEASUREMENTS WITH THE MAXIMUM LOAD ON THE OUTPUT. SCOPE SCOPE NOTE: USE A TEKTRONIX 7834 OSCILLOSCOPE WITH 7A13 AND DIFFERENTIAL PROBE P6055 OR EQUIVALENT.
PAGE 46
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Item Tsb_vout Description Delay from 12VSBbeing in regulation to O/Ps being in regulation at AC turn on. T12VSB_holdup Time the 12VSBoutput voltage stays within regulation after loss of AC. System Power Sub-system Min 50 Max 1000 Units ms 70 ms * The 12VSBoutput voltage rise time shall be from 1.0ms to 25ms.
PAGE 47
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Table 22. Over Current Protection Output VOLTAGE +12V Input voltage range 90 – 264VAC 72A min; 78A max 12VSB 90 – 264VAC 2.5A min; 3.5A max 2.1.5.2 Over Current Limits Over Voltage Protection (OVP) The power supply over voltage protection is locally sensed. The power supply shuts down and # latches off after an over voltage condition occurs.
PAGE 48
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Signal Type System Power Sub-system Accepts an open collector/drain input from the system. Pullup to VSB located in power supply. MIN Logic level low (power supply ON) MAX 0V 1.0V 2.0V 3.46V 5msec 400msec Logic level high (power supply OFF) Source current, Vpson = low 4mA Power up delay: Tpson_on_delay PWOK delay: Tpson_pwok 50msec 0.3V ≤ Hysterisis ≤ 1.0V In 1.0-2.0V input voltages range is required Disabled  1.
PAGE 49
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Signal Type Open collector/drain output from power supply. Pull-up to VSB located in the power supply. PWOK delay: Tpwok_on 100ms 1000ms PWOK rise and fall time 100sec Power down delay: Tpwok_off 1ms 200msec A recommended implementation of the Power Ok circuits is shown below. Note: The Power Ok circuits should be compatible with 5V pull up resistor (>10k) and 3.3V pull up resistor (>6.8k). 2.
PAGE 50
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 2.1.9 System Power Sub-system Firmware Uploader The power supply has the capability to update its firmware from the PMBus interface while it is in standby mode. This FW can be updated when in the system and in standby mode and outside the system with power applied to the 12Vstby pins. Refer to the Intel® Common Hardware and Firmware Requirements for CRPS Power Supplier for detailed requirements. 2.
PAGE 51
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Table 27.
PAGE 52
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS System Power Sub-system which retains the power supply into the system and prevents the power supply from being inserted or extracted from the system when the AC power cord is pulled into the power supply. The handle shall protect the operator from any burn hazard through the use of the Intel Corporation Industrial designed plastic handle or equivalent Intel approved material. 2.2.1.
PAGE 53
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Item Top_rackped_ Description MIN MAX UNITS 0 45 C 1 C 70 C 3050 m Operating temperature range; rack/pedestal 3000m 3000 ( 100% load, 3000m, rack/pedestal system flow impedance ) Texit Maximum exit air temperature Tnon-op Non-operating temperature range. Altitude Maximum operating altitude 68 -40 3 Notes: 1.
PAGE 54
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Parameter Notes: 1. 2. 3. 2.2.2.4 MIN Rated VMAX Voltage (220) 180 Vrms 200-240 Vrms 264 Vrms Frequency 47 Hz 50/60 63 Hz System Power Sub-system Startup VAC Power Off VAC 4VAC 5VAC Maximum input current at low input voltage range shall be measured at 90VAC, at max load. Maximum input current at high input voltage range shall be measured at 180VAC, at max load.
PAGE 55
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Table 32. AC Line Sag Transient Performance AC Line Sag (10sec interval between each sagging) Duration Sag Operating AC Voltage Line Frequency Performance Criteria 0 to 1/2 AC cycle 95% Nominal AC Voltage ranges 50/60Hz No loss of function or performance. > 1 AC cycle >30 % Nominal AC Voltage ranges 50/60Hz Loss of function acceptable, selfrecoverable. Table 33.
PAGE 56
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS System Power Sub-system Table 35. Minimum Load Ratings Parameter Min Max. Peak 2, 3 Unit 12V main (200240VAC) 0.0 100 133 A 12V main (100127VAC) 0.0 83 110 A 0.0 3 3.5 A 12Vstby 1 Notes: 1. 12Vstby must provide 6A with two power supplies in parallel. The power supply fan is allowed to run in standby mode for loads > 1.5A. 2.
PAGE 57
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Table 37. Transient Load Requirements Output  Step Load Size (See note) Load Slew Rate Test capacitive Load +12VSB 1.0A 0.25 A/sec 20 F +12V 60% of max load 0.25 A/sec 2000 F Note: For dynamic condition +12V min loading is 1A. 2.2.4.6 Capacitive Loading The power supply shall be stable and meet all requirements with the following capacitive loading ranges. Table 38.
PAGE 58
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 2.2.4.10 System Power Sub-system Hot Swap Requirements Hot swapping a power supply is the process of inserting and extracting a power supply from an operating power system. During this process the output voltages shall remain within the limits with the capacitive load specified. The hot swap test must be conducted when the system is operating under static, dynamic, and zero loading conditions.
PAGE 59
System Power Sub-system 2.2.4.13 Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Timing Requirements These are the timing requirements for the power supply operation. The output voltages must rise from 10% to within regulation limits (Tvout_rise) within 5 to 70ms. For 12VSB, it is allowed to rise from 1.0 to 25ms. All outputs must rise monotonically.
PAGE 60
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 2.2.5.1 System Power Sub-system Current Limit (OCP) The power supply shall have current limit to prevent the outputs from exceeding the values shown in table below. If the current limits are exceeded the power supply shall shutdown and latch off. The latch will be cleared by toggling the PSON# signal or by an AC power interruption. The power supply shall not be damaged from repeated power cycling in this condition.
PAGE 61
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Table 43. PSON# Signal Characteristic Signal Type Accepts an open collector/drain input from the system. Pullup to VSB located in power supply. # ON # OFF PSON = Low PSON = High or Open MIN MAX Logic level low (power supply ON) 0V 1.0V Logic level high (power supply OFF) 2.0V 3.
PAGE 62
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS System Power Sub-system Table 44. PWOK Signal Characteristics Signal Type PWOK = High Power OK PWOK = Low Power Not OK Logic level low voltage, Isink=400uA MIN MAX 0V 0.4V 2.4V Logic level high voltage, Isource=200A Sink current, PWOK = low 3.46V 400uA Source current, PWOK = high 2mA PWOK delay: Tpwok_on 100ms PWOK rise and fall time 1000ms 100sec Power down delay: T pwok_off 1ms 200msec Q1 3.
PAGE 63
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Table 45. SMBAlert# Signal Characteristics Signal Type (Active Low) Open collector/drain output from power supply. Pull-up to VSB located in system. Alert# = High OK Alert# = Low Power Alert to system Logic level low voltage, Isink=4 mA MIN MAX 0V 0.4 V Logic level high voltage, Isink=50 A 3.
PAGE 64
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS System Power Sub-system Airflow direction B25 Retention Latch A25 265mm 73.5m m B1 A1 40x56mm fan FCI 2x25 card edge connector 10035388-106 39mm 8.5mm Figure 24. Power Supply Outline Drawing 2.3.1.
PAGE 65
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Pin Name Pin Name A13 +12V B13 +12V A14 +12V B14 +12V A15 +12V B15 +12V A16 +12V B16 +12V A17 +12V B17 +12V A18 +12V B18 +12V A19 PMBus SDA 1 B19 A0 (SMBus address) 1 A20 PMBus SCL 1 B20 A1 (SMBus address) 1 A21 PSON B21 12V stby A22 SMBAlert# B22 Cold Redundancy Bus A23 Return Sense B23 12V load share bus A24 +12V remote Sense B24 No Connect A25 PW
PAGE 66
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS System Power Sub-system Table 48. LED Indicator States Power Supply Condition LED State Output ON and OK No AC power to all power supplies AC present/Only 12VSB on (PS off) or PS in Cold redundant state Solid GREEN OFF 1Hz Blink GREEN AC cord unplugged; with a second power supply in parallel still with AC input power.
PAGE 67
System Power Sub-system 2.3.2.2 Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS AC Inlet Connector The AC input connector shall be an IEC 320 C-14 power inlet. This inlet is rated for 10A/250VAC. 2.3.2.3 AC Input Voltage Specification The power supply must operate within all specified limits over the following input voltage range. Harmonic distortion of up to 10% of the rated line voltage must not cause the power supply to go out of specified limits.
PAGE 68
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS System Power Sub-system shall be a slow blow type. AC inrush current shall not cause the AC line fuse to blow under any conditions. All protection circuits in the power supply shall not cause the AC fuse to blow unless a component in the power supply has failed. This includes DC output load short conditions. 2.3.2.7 AC Line Transient Specification AC line transient conditions shall be defined as “sag” and “surge” conditions.
PAGE 69
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 2.3.4 DC Output Specification 2.3.4.1 Output Power/Currents The following tables define the minimum power and current ratings. The power supply must meet both static and dynamic voltage regulation requirements for all conditions. Table 56. Minimum Load Ratings Parameter Min Max. Peak 2, 3 Unit 12V main (200-240VAC) 0.0 133 175 A 12V main (100-127VAC) 0.0 83 110 A 12Vstby 1 0.0 3.5 4.
PAGE 70
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS System Power Sub-system Note: For dynamic condition +12V min loading is 1A. 2.3.4.5 Capacitive Loading The power supply shall be stable and meet all requirements with the following capacitive loading ranges. Table 59. Capacitive Loading Conditions Output +12VSB +12V 2.3.4.6 MIN 20 500 MAX 3100 25000 Units F F Grounding The output ground of the pins of the power supply provides the output power return path.
PAGE 71
System Power Sub-system 2.3.4.10 Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Forced Load Sharing The +12V output will have active load sharing. The output will share within 10% at full load. The failure of a power supply should not affect the load sharing or output voltages of the other supplies still operating. The supplies must be able to load share in parallel and operate in a hotswap/redundant 1+1 configurations.
PAGE 72
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 2.3.4.12 System Power Sub-system Timing Requirements These are the timing requirements for the power supply operation. The output voltages must rise from 10% to within regulation limits (Tvout_rise) within 5 to 70ms. For 12VSB, it is allowed to rise from 1.0 to 25ms. All outputs must rise monotonically.
PAGE 73
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS AC Input Tvout_holdup Vout Tpwok_low TAC_on_delay Tsb_on_delay Tpwok_off Tpwok_on PWOK Tsb_on_delay Tpwok_on 12Vsb Tsb_vout Tpwok_off Tpson_pwok Tpwok_holdup T5Vsb_holdup Tpson_on_delay PSON AC turn on/off cycle PSON turn on/off cycle Figure 26 Turn On/Off Timing (Power Supply Signals) 2.3.
PAGE 74
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS System Power Sub-system output of the power supply’s connectors. The voltage shall never exceed the maximum levels when measured at the power connectors of the power supply connector during any single point of fail. The voltage shall never trip any lower than the minimum levels when measured at the power connector. 12VSB will be auto-recovered after removing OVP limit. Table 63.
PAGE 75
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 0.3V ≤ Hysterisis ≤ 1.0V In 1.0-2.0V input voltages range is required Disabled  1.0 V PS is enabled  2.0 V PS is disabled Enabled 0V 1.0V 2.0V 3.46V Figure 27. PSON# Required Signal Characteristic 2.3.6.2 PWOK (Power OK) Output Signal PWOK is a power OK signal and will be pulled HIGH by the power supply to indicate that all the outputs are within the regulation limits of the power supply.
PAGE 76
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS System Power Sub-system Q1 3.3VSB 2N4401 12V R2 20 PWOK out R1 10k Q2 2N4401 R3 10k PWOK in R4 820 Figure 28. PWOK Circuit Requirement 2.3.6.3 SMBAlert# Signal This signal indicates that the power supply is experiencing a problem that the user should investigate. This shall be asserted due to Critical events or Warning events.
PAGE 77
System Power Sub-system 2.3.9 Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Firmware Update The power supply shall have the capability to update its firmware from the PMBus interface while it is in standby mode. This FW can be updated when in the system and in standby mode and outside the system with power applied to the 12Vstby pins. Refer to the CRPS Common Requirements Specification for detailed requirements. 2.
PAGE 78
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 2.4.1 System Power Sub-system Mechanical Overview Figure 29. Outline Drawing 64 Intel order number G38159-002 Revision 1.
PAGE 79
System Power Sub-system 2.4.1.1 Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Airflow Requirements The power distribution board shall get enough airflow for cooling DC/DC converters from the fans located in the Power Supply modules. Below is a basic drawing showing airflow direction. The amount of cooling airflow that will be available to the DC/DC converters is to be no less than 1.2M/s. Airflow direction PDB Rear power supply Front power supply Figure 30.
PAGE 80
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS System Power Sub-system for future 0.093'' PCBs in the system. The card edge connector has no keying features; the keying method is accomplished by the system sheet metal. Table 68.
PAGE 81
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Table 69.
PAGE 82
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Pin Signal 18 AWG Color Pin System Power Sub-system Signal 18 AWG Color 8 PWR OK Gray (24AWG) 20 Reserved N.C. 9 5 VSB Purple 21 +5VDC Red 10 +12V1 Yellow 22 +5VDC Red 11 +12V1 Yellow 23 +5VDC Red 12 +3.3VDC Orange 24 COM Black 2.4.2.2.
PAGE 83
System Power Sub-system 2.4.2.2.5 Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 2x2 12V connector (P12-P16) Connector header: Foxconn p/n HM3502E-P1 or equivalent Table 74. P12 12V connectors Pin Signal 18 AWG color Pin Signal 18 AWG Color 1 COM Black 5 +12V1 Yellow 2 COM Black 6 +12V1 Yellow Table 75. P13 - P16 12V connectors Pin Signal 18 AWG color Pin Signal 18 AWG Color 1 COM Black 5 +12V2 Green 2 COM Black 6 +12V2 Green 2.4.2.2.
PAGE 84
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Pin 2.4.2.3 4 Signal COM Black 5 +12V3 Yellow System Power Sub-system 18 AWG Color Grounding The ground of the pins of the PDB output connectors provides the power return path. The output connector ground pins is connected to safety ground (PDB enclosure). This grounding is well designed to ensure passing the max allowed Common Mode Noise levels. 2.4.2.
PAGE 85
System Power Sub-system 2.4.2.5 Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 12V Rail Distribution The below table shows the configuration of the 12V rails and what connectors and components in the system they are powering. Table 81. 12V Rail Distribution P2 P3 2x4 2x4 P12 P1 P8 P9 P10 P11 P5,6,7 P13 P14 P15 P16 P17 P18 P19 P20 2x2 2x12 (2) 1x5, 1x4 1x4 1x4 1x4 1x4 GPU3 GPU4 OCP 91 A 91 6.3 12.5 6.3 12.5 6.3 12.5 6.3 12.5 A A A A A A A A 76 A 76 12V2 18.
PAGE 86
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 2.4.2.6 System Power Sub-system Hard Drive 12V rail configuration options The below table shows the hard drive configuration options using the defined power connectors. In some cases additional converter or ‘Y’ cables are needed. Table 82. Hard Drive 12V rail configuration options P8 P9 P10 P11 P5 P6 P7 1x4 1x4 1x4 1x4 1x5 1x5 1x4 na HDD2 8 x 2.5 na na na HDD3 8 x 2.5 18 3 x 2.5'' 8xHDD BP HDD1 8 x 2.
PAGE 87
System Power Sub-system 2.4.2.9 Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS DC/DC Converters Voltage Regulation The DC/DC converters’ output voltages stay within the following voltage limits when operating at steady state and dynamic loading conditions. These limits include the peak-peak ripple/noise specified in Table 95. The 3.3V and 5V outputs are measured at the remote sense point, all other voltages measured at the output harness connectors. Table 85.
PAGE 88
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 2.4.2.13 System Power Sub-system Common Mode Noise The Common Mode noise on any output does not exceed 350mV pk-pk over the frequency band of 10Hz to 20MHz.   The measurement shall be made across a 100Ω resistor between each of DC outputs, including ground, at the DC power connector and chassis ground (power subsystem enclosure). The test set-up shall use a FET probe such as Tektronix model P6046 or equivalent. 2.4.2.
PAGE 89
System Power Sub-system Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Table 89. Output Voltage Timing Description Output voltage rise time for each main output; 3.3V, 5V, -12V and 5Vstby. 20 Units msec The main DC/DC converters (3.3V, 5V, -12V) shall be in regulation limits within this time after the 12V input has reached 11.4V. 20 msec The main DC/DC converters (3.
PAGE 90
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS System Power Sub-system Table 90. PDB Over Current Protection Limits/240VA Protection Output Voltage +3.3V Min OCP Trip Limits 27A +5V 27A +12V1 91A 100A CPU and memory +12V2 76A 100A GPU cards +12V3 18A 20A HDD and peripherals +12V4 18A 20A HDD and peripherals 2.4.3.
PAGE 91
System Power Sub-system 2.4.6 Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS PMBus The PDB has no components on it to support PMBus. It only needs to connect the power supply PMBus signals (clock, data, SMBAlert#) and pass them to the 1x5 signal connector. 2.4.6.1 Addressing The PDB address the power supply as follows on the PDB. 0 = open, 1 = grounded Table 93.
PAGE 92
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 3. Thermal Management Thermal Management The Intel® Server System P4000IP and Intel® Workstation System P4000CR is designed to operate at external ambient temperatures in compliance with ASHARE class A2.
PAGE 93
Thermal Management Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS o   Add-in cards with a >200 LFM air flow requirement cannot be supported. Note: Most PCI add-in cards have minimum air flow requirements of 100 LFM (0.5m/s). Some high power add-in cards have minimum air flow requirements of 200 LFM (1 m/s). System integrators should verify PCI add-in card air flow requirements from vendor specifications when integrating add-in cards into the system.
PAGE 94
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Thermal Management Table 94. Ambient Temperature vs System Configuration 3.2 Thermal Management Overview In order to maintain comprehensive thermal protection and meanwhile deliver best system acoustic as well as fan power efficiency, an intelligent Fan Speed Control (FSC) and thermal 80 Intel order number G38159-002 Revision 1.
PAGE 95
Thermal Management Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS management technology (mechanism) is developed. Options reserved for end users to adjust parameter settings based on the actual system configuration and usage in BIOS interface with path: BIOS > Advanced > System Acoustic and Performance Configuration. Refer to below to setup the system thermally right. 3.2.
PAGE 96
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Thermal Management Note: The above features may or may not be in effective depends on the actual thermal characters of a specific system. Refer to specific system for additional information. 3.3 Intel® Workstation System P4000CR 3.3.1 Fan and HDD Configuration ® The Intel Workstation System P4000CR consists two 120x38mm system fans and two active cpu heatsinks providing cooling for all ingredients inside the enclosure.
PAGE 97
Thermal Management 3.3.2 Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Acoustic The Intel® Workstation System P4000CR acoustic is measured with typical configuration and typical operating working conditions. Table 95. P4000CR System Acoustic Reference System Configuration CPU Memory Disk/Optical Gfx/add-in card PSU Declared Acoustic System SKU A1,2 95W (2x) DRx8 (16x) SATA 3.5” (2x) PCI-e card (4x) 750W (1x) Idle: 4.2BA/27dB 3 TO1: 4.9BA/33dB 4 TO2: 4.
PAGE 98
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Thermal Management Figure 33. P4000IP System Overview for Thermal Management 3.4.2 Acoustic The Intel® Server System P4000IP acoustic is measured with typical configuration and typical operating working conditions. Table 96. P4000IP System Acoustic Reference System Configuration CPU Memory Disk/Optical Gfx/add-in card PSU Declared Acoustic System SKU A1,2 130W (2x) DRx8 (16x) SAS 3.5” (4x) PCI-e card (4x) 750W (2x) Idle: 4.
PAGE 99
Storage and Peripheral Drive Bays Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 4. Storage and Peripheral Drive Bays The Intel® Server System P4000IP and the Intel® Workstation System P4000CR product family has support for many storage device options, including:  Hot Swap 2.5'' Hard Disk Drives  Hot Swap 3.
PAGE 100
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Storage and Peripheral Drive Bays Amber Status LED Green Activity LED Figure 35. 2.5'' Hard Disk Drive Support - LED Status Table 97. 2.5'' Hard Disk Drive Status LED States Amber Off Solid On Blink No access and no fault Hard Drive Fault has occurred RAID rebuild in progress (1 Hz), Identify (2 Hz) Table 98. 2.
PAGE 101
Storage and Peripheral Drive Bays Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS There are several connectors on the backside of each backplane. The following illustration identifies each of them: Label A B C D Description 4-port Mini-SAS cable connectors SMBus-Out cable connector for multi-backplane support Power connector SMBus-In cable connector – From Server board or other backplane Figure 37. 2.
PAGE 102
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Storage and Peripheral Drive Bays 4.2 3.5'' Hard Disk Drive Support The Intel® Server System P4308CP4MHEN and P4308CP4MHGC support 8x3.5'' drive configuration. The drive bay can support either SATA or SAS hard disk drives. Mixing of drive types within the hard drive bay is not supported. Hard disk drive type is dependent on the type of host bus controller used, SATA only or SAS. Each 3.
PAGE 103
Storage and Peripheral Drive Bays Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Table 100. 3.5'' Hard Disk Drive Activity LED States Condition Power on with no drive activity Green Power on with drive activity Power on and drive spun down Power on and drive spinning up 4.2.
PAGE 104
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Storage and Peripheral Drive Bays Label A B C D E Description Reserved Power connector 4-port mini-SAS connectors SMBus connector Drive connector interface Figure 41. 2.5'' Backplane, Back Side A – Reserved B – Power Harness Connector - The backplane includes a 2x2 connector supplying power to the backplane.
PAGE 105
Storage and Peripheral Drive Bays Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 4.2.2 Cypress* CY8C22545 Enclosure Management Controller The backplanes support enclosure management using a Cypress* CY8C22545 Programmable System-on-Chip (PSoC*) device. The CY8C22545 drives the hard drive activity/fault LED, hard drive present signal, and controls hard drive power-up during system power-on. 4.
PAGE 106
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Storage and Peripheral Drive Bays 0-3 4-7 A B 0 24-port SAS 5 Expander 1 4 2 3 8-11 12-15 16-19 20-23 C D E F Figure 44. 24-Port Expander SAS Connector/Drive Identification Block Diagram Figure 45. Internal 36-Port SAS Expander Card 0-3 4-7 24-27 28-31 32-35 A B G H I SAS 8 7 36-port Expander 6 0 5 1 4 2 3 8-11 12-15 16-19 20-23 C D E F Figure 46.
PAGE 107
Storage and Peripheral Drive Bays Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Each connector on the SAS expander card can be used as a “cable in” (SAS Controller to SAS Expander) or “cable out” (SAS Expander to Hot Swap Backplane) type connector. However, for contiguous drive mapping (0 – 16 or 0 – 24), cable routing differs when using a x8 wide-port capable 6 Gb SAS/SAS RAID Controller vs. using the embedded SCU ports. 4.3.1.
PAGE 108
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Storage and Peripheral Drive Bays 4.3.1 Protocol Support Each port on the expander cards support SAS devices, SATA II devices, or both using SSP, SMP, STP, and SATA II as follows:  Serial SCSI Protocol (SSP) to enable communication with other SAS devices.  SATA II Protocol to enable communication with other SATA II devices.  Serial Management Protocol (SMP) to share topology management information with expanders.
PAGE 109
Storage and Peripheral Drive Bays Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 4.5 Low Profile eUSB SSD Support The system provides support for a low profile eUSB SSD storage device. A 2mm 2x5-pin connector labeled “eUSB SSD” near the rear I/O section of the server board is used to plug these small flash storage devices. Figure 48. eUSB SSD Support The eUSB features include:  Two wire small form factor Universal Serial Bus 2.0 (Hi-Speed USB) interface to host.
PAGE 110
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 5. Reliability and Availability 5.1 Mean Time between Failure Reliability and Availability The following is the calculated Mean Time Between Failures (MTBF) at maximum configuration at 40C (ambient air). These values are derived using a historical failure rate and multiplied by factors for application, electrical and/or thermal stress and for device maturity. MTBF estimates should be viewed as “reference numbers” only.
PAGE 111
Reliability and Availability Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Server Model P4208IP4LHGC Subassembly (Server in 40C ambient air) RMM4 MTBF (hours) FIT (flrs/10^9 hrs) 10,960,687 91 Totals without motherboard = 86100 11,611 Totals with motherboard = 60200 16,593 Table 103.
PAGE 112
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Reliability and Availability Server Model P4304CR2LFJN Subassembly (Server in 40C ambient air) PDB board MTBF FIT (hours) (flrs/10^9 hrs) 1,675,959 597 NR Cooling Fan - CPU fan 157,350 6,355 NR Cooling Fan - PCI fan 490,000 2,041 Front Panel board 8,272,282 121 RMM4 10,960,687 91 Totals without motherboard = 91800 10,893 Totals with motherboard = 61900 16,141 Table 106.
PAGE 113
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS 6. Environmental Limits 6.1 System Environment Limits ® Environmental Limits ® The following table defines the Intel Server System P4000IP and Intel Workstation System P4000CR system level operating and non-operating environmental limits. Operation of the Intel® Server System P4000IP and Intel® Workstation System P4000CR at conditions beyond those shown in the following table may cause permanent damage to the system.
PAGE 114
Environmental Limits Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Parameter Limits Surge Nonoperating and operating Unidirectional Line to earth Only AC Leads 2.0 kV I/O Leads 1.0 kV DC Leads 0.5 kV ESD Air Discharged 12.0 kV Contact Discharge 8.0 kV Power in Watts <300 W ≥300 W ≥600 W ≥1000 W 7.0 7.0 7.0 7.0 Acoustics Sound Power Measured Servers/Rac k Mount BA Note: 1.
PAGE 115
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS                 Revision 1.
PAGE 116
Appendix A: Integration and Usage TipsIntel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Appendix A: Integration and Usage Tips ® This appendix provides a list of useful information that is unique to the Intel Server Chassis Union Peak Long family and should be kept in mind while integrating and configuring your server. The Intel® Local Control Panel can only be used with systems configured with an Intel® Management Module.
PAGE 117
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Glossary Glossary Word/Acronym Definition ACA Australian Communication Authority ANSI American National Standards Institute ATA Advanced Technology Attachment ATX Advanced Technology Extended Auto-Ranging Power supply that automatically senses and adjust itself to the proper input voltage range (110 VAC or 220 VAC). No manual switches or manual adjustments are needed.
PAGE 118
Glossary Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Word/Acronym Definition OCP Over Current Protection OTP Over Temperature Protection Over-current A condition in which a supply attempts to provide more output current than the amount for which it is rated. This commonly occurs if there is a ‘short circuit’ condition in the load attached to the supply.
PAGE 119
Intel® Server System P4000IP and Intel® Workstation System P4000CR Family TPS Reference Documents Reference Documents See the following documents for additional information:         Intel® Server Board S2600IP and Intel® Workstation Board W2600CR Technical Product Specification Intel® Server System P4000IP and Intel® Workstation System P4000CR Service Guide Intel® Server System P4000IP and Intel® Workstation System P4000CR Quick Installation Guide BIOS for EPSD Platforms Based on Intel® Xeon Proc