Chapter 4 Commissioning
Chapter 4 Commissioning Contents 4 Commissioning........................................................................... 4-1 4.1 Introduction ............................................................................................ 4-1 4.2 Test Equipment ....................................................................................... 4-1 4.3 Installation Verification .......................................................................... 4-1 4.4 Commissioning Procedure .............
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Chapter 4 4 Commissioning 4.1 Introduction Commissioning This section describes the power-on, configuration and RF test procedures for the DRU-200. 4.2 Test Equipment Please refer to Table 4-1 for a list of required test equipment. Operating instructions for test equipment are not included in this manual. Only precautionary notes or special test equipment settings required for measurement accuracy are included. Table 4-1 Test Equipment Type PC/Laptop 4.
Chapter 4 4.4 Commissioning Commissioning Procedure During the commissioning (initial turn-on) procedure, the operator will be required to perform the following tasks: 1. Power-on the repeater 2. Configure the repeater 3. Place the repeater in broadcast mode 4.4.1 Repeater AC/DC Power-on The repeater AC/DC power should be turned on in the following sequence: 1. Switch ON the repeater cabinet circuit breaker, located in the building/site electrical service panel. 2.
Chapter 4 Commissioning 13. Switch ON the LBE 25A circuit breaker, located on the BMS front panel. o Ensure that the LBE Power LED is illuminated green and that the internal fan is rotating continuously. Note: Fan operation will be halted momentarily during the boot-up process, but will continue to operate continuously. 14. Switch ON the HBE 10A circuit breaker, located on the BMS front panel. o Ensure that the HBE Power LED is illuminated green and that the internal fan is rotating continuously. 15.
Chapter 4 4.4.2.3 Commissioning Terrestrial Repeater Monitoring System (TRMS) Configuration Please refer to SiriusXM instructions as well as the TRMS Operating Manual to configure the TRMS with specific settings for its assigned location. 4.4.3 Placing a Combined DRU in Broadcast Mode As the repeater is divided into LB and HB sub-systems, each sub-system must be placed in broadcast mode, independent of the other.
Chapter 4 Commissioning Figure 4-1 LBE GUI sys Page 4.4.3.2 High Band Sub-system Once the HBE is powered up and all alarms have cleared, the operator can place the HB repeater in broadcast mode as follows: 1. Set SysPowerSetp to the site specific power level (max. 53.0 dBm) – see Figure 4-2, config window line 4. SysPowerSetp is used to set the power level for the HB RF signal. 2. Ensure that SysOfnLoss is set to 0.0 dBm – see Figure 4-2, config window line 5. 3.
Chapter 4 Figure 4-2 HBE GUI sys Page SX03-10000-01-M01 4-6 Commissioning
Chapter 4 Commissioning 4.4.4 Placing an Independent DRU in Broadcast Mode As the repeater is divided into LB and HB sub-systems, each sub-system must be placed in broadcast mode, independent of the other. It is recommended that the LB sub-system is placed in broadcast mode before the HB sub-system is placed in broadcast mode. 4.4.4.1 Low Band Sub-system Once the LBE is powered up and all LBE alarms have cleared, the operator can place the LB sub-system in broadcast mode using the LBE GUI as follows: 1.
Chapter 4 Commissioning Figure 4-3 LBE GUI sys Page 4.4.4.2 High Band Sub-system Once the HBE is powered up and all alarms have cleared, the operator can place the HB repeater in broadcast mode as follows: 6. Set SysPowerSetp to the site specific power level (max. 53.0 dBm) – see Figure 4-2, config window line 4. SysPowerSetp is used to set the power level for the HB RF signal. 7. Ensure that SysOfnLoss is set to 0.0 dBm – see Figure 4-2, config window line 5. 8.
Chapter 4 Figure 4-4 HBE GUI sys Page SX03-10000-01-M01 4-9 Commissioning
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Chapter 5 Operation
Chapter 5 Operation Contents 5 Operation ................................................................................... 5-1 5.1 Introduction ............................................................................................ 5-1 5.2 Control and Communication .................................................................... 5-1 5.3 5.2.1 Control and Communication Interfaces ............................................... 5-1 5.2.2 User Interfaces ......................................
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Chapter 5 5 Operation 5.1 Introduction Operation This section addresses the control and operation of the DRU-200 and provides descriptions of indicators and controls. 5.2 Control and Communication The DRU-200 can be controlled locally (on-site) or remotely from a Network Management System (NMS). 5.2.
Chapter 5 Operation 5.3.3 Terrestrial Repeater Monitoring System (TRMS) Please refer to the TRMS Operating Manual for detailed information on the TRMS operating modes. 5.4 Indicators and Controls The DRU-200 main components (assemblies) have individual indicators and controls used in normal operation. 5.4.1 High Band Exciter (HBE) Please refer to the HBE Operating Manual for detailed information on the HBE indicators and controls. 5.4.
Chapter 5 Operation 5.4.6 Power Distribution Unit (PDU) The PDU front panel includes two (2) LEDs to indicate that the cabinet fans are operational. The PDU front panel also includes nine (9) circuit breakers to turn on/off the cabinet AC power. Figure 5-1 PDU 1) Fan Status LED Indicators Table 5-1 PDU Fan Status LED Indicator LED Color Description 1 Red Fan 1 powered on. OFF Fan 1 powered off. Red Fan 2 powered on. OFF Fan 2 powered off.
Chapter 5 Operation 5.4.7 Battery Management System (BMS) The BMS rectifier front panel includes an LED to indicate that the rectifier has been power on. The BMS mounting shelf front panel controller includes seven (7) status LEDs to indicate BMS operation and alarm conditions. The BMS mounting shelf front panel also includes five (5) circuit breakers to turn on/off the BMS 12 VDC output.
Chapter 5 Operation Table 5-5 BMS Circuit Breakers Name Rating Circuit Breaker For BAT CB 100A Battery (rear panel) SPARE 2.5A Spare HPA-H 5A HB HPA HPA-L 5A LB HPA HBE 10A HBE LBE 25A LBE 5.4.8 High Band Low Noise Amplifier (LNA) The LNA includes an LED, which is visible through the top cover, to indicate that the LNA has been powered on. Figure 5-3 LNA 1) LNA Power LED Indicator Table 5-6 LNA Power LED Indicator LED Color Description Green LNA is powered on.
Chapter 5 Operation 5.4.9 High Power Amplifier Power Supply Unit (HPA PSU) The HPA PSU rectifier front panel includes three (3) status LEDs to indicate rectifier operation and alarm conditions. Figure 5-4 HPA PSU Rectifier 1) HPA PSU Rectifier Status LED Indicators Table 5-7 HPA PSU Rectifier Status LED Indicators LED Color Description Norm Green Rectifier is powered on and is operating under normal conditions. Note: Comm Fault is possible.
Chapter 5 Operation 5.4.10 High Power Amplifier (HPA) The HPA front panel includes one (1) status LED to indicate HPA operation and alarm conditions. Figure 5-5 HPA 1) HPA Status LED Indicator Table 5-8 HPA Status LED Indicator LED Color Description Green HPA is in broadcast mode and the output target has been reached. Green/Blue Blink HPA is in broadcast mode and is ramping up to full power. Blue HPA is in standby mode with the 30 VDC source enabled.
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Chapter 6 Maintenance
Chapter 6 Maintenance Contents 6 Maintenance............................................................................... 6-1 6.1 Introduction ............................................................................................ 6-1 6.2 Test Equipment ....................................................................................... 6-1 6.3 Required Tools ........................................................................................ 6-1 6.4 Preventative Maintenance .........
Chapter 6 Maintenance 6.5.12 DR Filter Box Replacement ..............................................................6-36 6.5.12.1 DR Filter Box Removal ..........................................................6-36 6.5.12.2 DR Filter Box Installation.......................................................6-38 6.5.13 7/8” Combined Output Coupler/RF Detector Replacement ....................6-39 6.5.13.1 7/8” Combined Output Coupler/RF Detector Removal ................6-39 6.5.13.
Chapter 6 6 Maintenance 6.1 Introduction Maintenance This section describes the procedures for removal and replacement of the DRU-200 components. 6.2 Test Equipment The only test equipment required to perform the replacement procedures in the manual is a PC/laptop. Operating instructions for test equipment are not included in this manual. 6.
Chapter 6 6.4 Maintenance Preventative Maintenance The only required preventative maintenance is for the HPA compartment air intake filters and the air-to-air heat exchanger/heater exterior coils. As a general rule, it is recommended that the air filters and exterior coils be cleaned every 6 months under normal conditions, or every 3 months in dusty environments.
Chapter 6 6.5.1 Maintenance Combined DRU Shutdown 6.5.1.1 Full System Shutdown A Combined DRU should be shut down in the following sequence: 1. Using the HBE GUI, set SysOperatingMode to standby. o The LBE GUI Cpl1ForwardPwr reading will decrease by 3 dBm (assuming both HB and LB sub-systems are operating with equal output power levels). o The HB HPA LED will be illuminated blue. o The LNA LED will be extinguished. o The TRMS HB Status LED will be extinguished. 2.
Chapter 6 o The 12 VDC rectifier LEDs will be extinguished. o The BMS mounting shelf LEDs will be extinguished. Maintenance 15. Switch OFF the HE circuit breaker (CB 5), located on the PDU. 16. Switch OFF the MAIN PDU circuit breaker. 17. Switch OFF the AC disconnect device, located on or near the repeater pedestal (where applicable). 18. Switch OFF the repeater cabinet circuit breaker, located in the building/site electrical service panel. 6.5.1.
Chapter 6 6.5.2 Maintenance Independent DRU-200 Shutdown 6.5.2.1 Full System Shutdown The Independent DRU should be shut down in the following sequence: 1. Using the HBE GUI, set SysOperatingMode to standby. o The HBE GUI Cpl1ForwardPwr reading will be 0 dBm. o The HB HPA LED will be illuminated blue. o The LNA LED will be extinguished. o The TRMS HB Status LED will be extinguished. 2. Using the LBE GUI, set SysOperatingMode to standby. o The LBE GUI Cpl2ForwardPwr reading will be 0 dBm.
Chapter 6 o Maintenance The BMS mounting shelf LEDs will be extinguished. 15. Switch OFF the HE circuit breaker (CB 5), located on the PDU. 16. Switch OFF the MAIN PDU circuit breaker. 17. Switch OFF the AC disconnect device, located on or near the repeater pedestal (where applicable). 18. Switch OFF the repeater cabinet circuit breaker, located in the building/site electrical service panel. 6.5.2.2 Low Band Sub-system Shutdown The LB sub-system should be shut down in the following sequence: 1.
Chapter 6 6.5.3 Maintenance High Band Exciter (HBE) Replacement Always ensure that the DC power to the HBE has been switched OFF prior to removing the HBE. This will prevent injury caused by electric shock and prevent damage to equipment. 6.5.3.1 HBE Removal The HBE should be removed in the following sequence: 1. Open the electronics compartment front and rear doors. 2. Using the HBE GUI, place the HB sub-system in standby mode. 3. Switch OFF the HB HPA PSU circuit breaker (CB1), located on the PDU.
Chapter 6 6.5.3.2 Maintenance HBE Installation Any RF cable, which is terminated with a SMA connector, should be tightened with a 5/16” torque wrench to avoid over tightening and damaging the cable connector or mating connector. The replacement HBE should be installed in the following sequence: 1. Slide the replacement HBE onto the mounting brackets in the electronics compartment above the HBE – see Figure 6-2. 2.
Chapter 6 Maintenance Figure 6-3 HBE Rear Panel Table 6-3 HBE Rear Panel Connections HBE Port Name Type Cable Number N/A N/A Ground Post SX03-10926-05 CJ03 HPA/KPA1 DB-9 (F) SX03-10924-02 CP02 OPA DC PS DB-25 (M) SX03-10919-01 RJ02 WAN RJ-45 SX03-10905-02 RJ03 LAN RJ-45 SX03-10905-03 DJ06 LNA PWR 4-pos CPC SX03-10902-01 CJ08 DC POWER 14-pos CPC SX03-10903-01 DJ02 RF IN SMA (F), 50 ohm SX03-10909-02 DJ05 ANC IN SMA (F), 50 ohm SX03-10908-04 DJ03 RF OUT SMA (F), 50
Chapter 6 6.5.4 Maintenance Low Band Exciter (LBE) Replacement Always ensure that the DC power to the LBE has been switched OFF prior to removing the LBE. This will prevent injury caused by electric shock and prevent damage to equipment. 6.5.4.1 LBE Removal The LBE should be removed in the following sequence: 1. Open the electronics compartment front and rear doors. 2. Using the LBE GUI, place the LB sub-system in standby mode. 3. Switch OFF the LB HPA PSU circuit breaker (CB2), located on the PDU.
Chapter 6 6.5.4.2 Maintenance LBE Installation Any RF cable, which is terminated with a SMA connector, should be tightened with a 5/16” torque wrench to avoid over tightening and damaging the cable connector or mating connector. The replacement LBE should be installed in the following sequence: 1. Slide the replacement LBE onto the mounting brackets in the electronics compartment above the HBE – see Figure 6-5. 2.
Chapter 6 Maintenance Figure 6-6 LBE Rear Panel Table 6-4 LBE Rear Panel Connections LBE Port Name Type Cable Number N/A N/A Ground Post SX03-10926-06 CJ02 OC1 DB-15 (F) SX03-10904-02 CJ06 TEMP SENSORS DB-25 (F) SX03-10901-01 CJ01 HPA M&C DB-9 (F) SX03-10924-01 CP04 OPA-FAN-PS DB-15 (M) SX03-10920-01 CJ05 OC2 DB-15 (F) SX03-10904-01 RJ02 WAN RJ-45 SX03-10905-04 RJ03 LAN RJ-45 SX03-10905-02 RJ04 LAN RJ-45 SX03-10905-01 CP07 ALARMS DB-25 (M) SX03-10922-01 DJ07 S
Chapter 6 6.5.5 Maintenance Terrestrial Repeater Monitoring System (TRMS) Replacement Always ensure that the AC power to the TRMS has been switched OFF prior to removing the TRMS. This will prevent injury caused by electric shock and prevent damage to equipment. 6.5.5.1 TRMS Removal The TRMS should be removed in the following sequence: 1. Open the electronics compartment front and rear doors. 2. Switch OFF the TRMS rear panel power switch. 3.
Chapter 6 6.5.5.2 Maintenance TRMS Installation Any RF cable, which is terminated with a SMA connector, should be tightened with a 5/16” torque wrench to avoid over tightening and damaging the cable connector or mating connector. The replacement TRMS should be installed in the following sequence: 1. Slide the replacement TRMS into the open slot in the electronics compartment above the LBE. 2. Replace the four (4) Phillips pan head screws which secure the TRMS to the mounting rails – see Figure 6-7. 3.
Chapter 6 6.5.6 Maintenance Air-to-Air Heat Exchanger/Heater Replacement Always ensure that the AC power to the air-to-air heat exchanger/heater has been switched OFF prior to removing the air-to-air heat exchanger/heater. This will prevent injury caused by electric shock and prevent damage to equipment. Always remove/install the air-to-air heat exchanger/heater with the aid of a second handler. The air-to-air heat exchanger/heater weighs approximately 50 lbs. 6.5.6.
Chapter 6 Figure 6-9 Air-to-Air Heat Exchanger/Heater Inside Panel Picture TBD 1) Terminal Block 2) Cable Tie SX03-10000-01-M01 6-16 Maintenance
Chapter 6 Figure 6-10 Air-to-Air Heat Exchanger/Heater Picture TBD 1) 1/4-20 Security Socket Head Cap Screw with Flat Washer and Gasket 2) Weatherproof Gasket SX03-10000-01-M01 6-17 Maintenance
Chapter 6 Figure 6-11 Air-to-Air Heat Exchanger/Heater Weatherproof Gasket Picture TBD SX03-10000-01-M01 6-18 Maintenance
Chapter 6 6.5.6.2 Maintenance Air-to-Air Heat Exchanger/Heater Installation The replacement air-to-air heat exchanger/heater should be installed in the following sequence: 1. Before the replacement air-to-air heat exchanger/heater is installed, ensure that the weatherproof gasket is placed on the side of the air-to-air heat exchanger/heater that will rest against the side of the cabinet – see Figure 6-11. 2.
Chapter 6 6.5.7 Maintenance HPA PSU 30 VDC Rectifier Module Replacement Always ensure that the AC power to the 30 VDC rectifier module has been switched OFF prior to removing the rectifier module. This will prevent injury caused by electric shock and prevent damage to equipment.
Chapter 6 Maintenance Figure 6-13 HPA PSU 30 VDC Rectifier Module 1) Front Grill/Cover 2) Front Grill/Cover Release Button 6.5.7.1 HB HPA PS1 (30 VDC Rectifier Module) Removal The HB HPA PS 1 should be removed in the following sequence: 1. Open the electronics compartment front door. 2. Open the HPA compartment front door. 3. Using the HBE GUI, place the HB sub-system in standby mode. 4. Switch OFF the HB HPA PSU circuit breaker (CB1), located on the PDU. 5.
Chapter 6 6.5.7.3 Maintenance LB HPA PS 1 (30 VDC Rectifier Module) Removal The LB HPA PS2 should be removed in the following sequence: 1. Open the electronics compartment front door. 2. Open the HPA compartment front door. 3. Using the LBE GUI, place the LB sub-system in standby mode. 4. Switch OFF the LB HPA PSU circuit breaker (CB2), located on the PDU. 5.
Chapter 6 6.5.8 Maintenance HPA PSU Mounting Shelf Replacement Always ensure that the AC power to the HPA PSU mounting shelf has been switched OFF prior to removing the shelf. This will prevent injury caused by electric shock and prevent damage to equipment. 6.5.8.1 HPA PSU Mounting Shelf Removal The HPA PSU mounting shelf should be removed in the following sequence: 1. Open the electronics compartment front door. 2. Open the HPA compartment front and rear doors. 3.
Chapter 6 Figure 6-14 HPA PSU Mounting Shelf Rear Panel Picture TBD 1) 6-pin Terminal Block 2) Serial Connector J1 3) Serial Connector J2 4) Plastic Cover 5) Positive Conductor 6) Return Conductor 7) Ground Conductor SX03-10000-01-M01 6-24 Maintenance
Chapter 6 6.5.8.2 Maintenance HPA PSU Mounting Shelf Installation The replacement HPA PSU mounting shelf should be installed in the following sequence: 1. Slide the replacement HPA PSU mounting shelf into the open slot on the right side of the HPA compartment frame. 2. Replace the three (3) 10-32 socket head cap screws (with #10 lock washers and flat washers) which secure the HPA PSU mounting shelf to the HPA compartment frame – see Figure 6-12. A torque rating of 19.2 Inch Lbs.
Chapter 6 6.5.9 Maintenance HPA Replacement Open or loose RF connections during operation may cause electric arcs that can cause burns and eye injuries, as well as damage equipment. Always ensure that the sub-system has been placed in standby mode and DC power to the HPA has been switched OFF. The HPA may be very hot from operation. Allow the HPA surface to cool before removing the equipment. Always remove/install the high power amplifiers with the aid of a second handler.
Chapter 6 Figure 6-15 Populated HPA Compartment 1) HB HPA 1 2) DR Filter Box 3) LB HPA 2 4) HB HPA PS 1 (30 VDC Rectifier Module) 5) LB HPA PS 2 (30 VDC Rectifier Module) SX03-10000-01-M01 6-27 Maintenance
Chapter 6 Figure 6-16 HPA Compartment (before and after) 1) Magnetic Plate 2) Magnetic Plate 10-32 Phillips Head Captive Mounting Screw 3) 10-32 Phillips Head Captive Mounting Screw 4) Slide Rail 5) Mounting Screw Hole Location SX03-10000-01-M01 6-28 Maintenance
Chapter 6 Figure 6-17 HPA Front Panel 1) Handle 2) Magnetic Plate 3) Magnetic Plate 10-32 Phillips Head Captive Mounting Screw Figure 6-18 HPA Rear Panel 1) Slider 2) DC and Control Connector 3) 7/8” Blind Mate RF Input Connector 4) 7/8” Blind Mate RF Output Connector SX03-10000-01-M01 6-29 Maintenance
Chapter 6 6.5.9.1 Maintenance High Band HPA Removal The HB HPA should be removed in the following sequence: 1. Open the electronics compartment front door. 2. Open the HPA compartment front door. 3. Using the HBE GUI, place the HB sub-system in standby mode. 4. Switch OFF the HB HPA PSU circuit breaker (CB1), located on the PDU. 5. Switch OFF the HPA-H 5A circuit breaker, located on the BMS front panel. 6.
Chapter 6 6.5.9.3 Maintenance Low Band HPA Removal The LB HPA should be removed in the following sequence: 1. Open the electronics compartment front door. 2. Open the HPA compartment front door. 3. Using the LBE GUI, place the LB sub-system in standby mode. 4. Switch OFF the LB HPA PSU circuit breaker (CB2), located on the PDU. 5. Switch OFF the HPA-L 5A circuit breaker, located on the BMS front panel. 6.
Chapter 6 6.5.10 Maintenance 7/8” Short U-link/Coupler Replacement Open or loose RF connections during operation may cause electric arcs that can cause burns and eye injuries, as well as damage equipment. Always ensure that the HB or LB sub-system has been placed in standby mode and DC power to the HB HPA or LB HPA has been switched OFF. 6.5.10.1 HB 7/8” Short U-link/Coupler Removal The HB 7/8” short U-link/coupler should be removed in the following sequence: 1.
Chapter 6 Maintenance 5. Switch ON the HB HPA PSU circuit breaker (CB1), located on the PDU. 6. Using the HBE GUI, place the HB sub-system in broadcast mode. 7. Close the HPA compartment rear door and the electronics compartment front door. 6.5.10.3 LB 7/8” Short U-link/Coupler Removal The HB 7/8” short U-link/coupler should be removed in the following sequence: 1. Open the electronics compartment front door. 2. Open the HPA compartment rear door. 3.
Chapter 6 6.5.11 Maintenance 7/8” Long U-link/Coupler Replacement Open or loose RF connections during operation may cause electric arcs that can cause burns and eye injuries, as well as damage equipment. Always ensure that the HB sub-system has been placed in standby mode and DC power to the HB HPA has been switched OFF. 6.5.11.1 7/8” Long U-link/Coupler Removal The 7/8” long U-link/coupler should be removed in the following sequence: 8. Open the electronics compartment front door. 9.
Chapter 6 Maintenance 12. Switch ON the LB HPA PSU circuit breaker (CB2), located on the PDU. 13. Using the LBE GUI, place the LB sub-system in transmit_only mode. 14. Close the HPA compartment rear door and the electronics compartment front door.
Chapter 6 6.5.12 Maintenance DR Filter Box Replacement Open or loose RF connections during operation may cause electric arcs that can cause burns and eye injuries, as well as damage equipment. Always ensure that both the HB and LB sub-systems have been placed in standby mode and DC power to the HPAs has been switched OFF. Always install the DR filter box with the aid of a second handler. The DR filter box weighs approximately 50 lbs.
Chapter 6 Figure 6-19 DR Filter Box Compartment (before and after) 1) Independent DR Filter Box 2) 10-32 Phillips Head Captive Mounting Screw 3) Slide Rail 4) Mounting Screw Hole SX03-10000-01-M01 6-37 Maintenance
Chapter 6 Maintenance 6.5.12.2 DR Filter Box Installation The replacement DR filter box should be installed in the following sequence: 1. Using two handlers, one located on each side of the DR filter box, lift the replacement DR filter box and position it level to the open space in the HPA compartment frame. 2. Carefully line up the DR filter box sliders (2 located on the top and 2 located on the bottom of the DR filter box) with the slide rails mounted in the HPA compartment frame – see Figure 6-19. 3.
Chapter 6 6.5.13 Maintenance 7/8” Combined Output Coupler/RF Detector Replacement Open or loose RF connections during operation may cause electric arcs that can cause burns and eye injuries, as well as damage equipment. Always ensure that the HB and LBD sub-systems have been placed in standby mode and DC power to the HB HPA has been switched OFF. 6.5.13.1 7/8” Combined Output Coupler/RF Detector Removal The 7/8” combined output coupler/RF detector should be removed in the following sequence: 1.
Chapter 6 Maintenance Figure 6-20 7/8” Combined Output Coupler/RF Detector Cables Picture TBD Figure 6-21 7/8” Combined Output Coupler/RF Detector Pipe Clamp Picture TBD Figure 6-22 7/8” EIA Flange to 7/8” Unflanged Adapter Mounting Screws Picture TBD Figure 6-23 7/8” EIA Flange to 7/8” Unflanged Adapter Removed Picture TBD Figure 6-24 7/8” Combined Output Coupler/RF Detector Mounting Screws Picture TBD Figure 6-25 7/8” Combined Output Coupler/RF Detector Removed Picture TBD SX03-10000-01-M01 6-40
Chapter 6 Maintenance 6.5.13.2 7/8” Combined Output Coupler/Detector Installation Any RF cable, which is terminated with a SMA connector, should be tightened with a 5/16” torque wrench to avoid over tightening and damaging the cable connector or mating connector. The replacement 7/8” combined output coupler/RF detector should be installed in the following sequence: 1.
Chapter 6 Maintenance 15. Close the HPA compartment rear door and the electronics compartment front door. 6.5.14 7/8” Independent Output Coupler/RF Detector Replacement Open or loose RF connections during operation may cause electric arcs that can cause burns and eye injuries, as well as damage equipment. Always ensure that the LB sub-system has been placed in standby mode and DC power to the LB HPA has been switched OFF. 6.5.14.
Chapter 6 Maintenance 6.5.14.2 7/8” Independent Output Coupler/Detector Installation Any RF cable, which is terminated with a SMA connector, should be tightened with a 5/16” torque wrench to avoid over tightening and damaging the cable connector or mating connector. The replacement 7/8” independent output coupler/RF detector should be installed in the following sequence: 1.
Chapter 6 6.5.15 Maintenance Air Intake Filter Replacement 6.5.15.1 Air Intake Filter Removal The air intake filter should be removed in the following sequence: 1. Remove the ten (10) 1/4-20 security socket head cap screws (with #10 flat washers and gaskets) which secure the air intake to the cabinet – see Figure 6-26. 2. Lift the air intake away from the cabinet and set it aside – see Figure 6-27. 3. Remove the air filter from the air intake and set it aside – see Figure 6-28.
Chapter 6 6.5.16 Maintenance Fan Box Replacement Always ensure that both the HB and LB sub-systems have been placed in standby mode and DC power to the HPAs has been disabled. This will prevent damage to the HPAs due to overheating. Always ensure that the AC power to the fan box has been switched OFF prior to removing the fan box. This will prevent injury caused by electric shock and prevent damage to equipment. Always remove/install the fan box with the aid of a second handler.
Chapter 6 Figure 6-29 Cabinet Top Hood Picture TBD Figure 6-30 Fan Box AC Power Cable Disconnect Picture TBD Figure 6-31 Fan Box AC Power Cable Ties Picture TBD Figure 6-32 Fan Box Mounting Screws Picture TBD Figure 6-33 Fan Box Weatherproof Gasket Picture TBD SX03-10000-01-M01 6-46 Maintenance
Chapter 6 Maintenance 6.5.16.2 Fan Box Installation The replacement fan box should be installed in the following sequence: 1. Before the replacement fan box is installed, ensure that the weatherproof gasket is placed on the top of the cabinet where the fan box will be installed – see Figure 6-33. 2. Using two handlers, one located on each side of the cabinet, carefully lift the fan box and place it over the opening in the top of the cabinet. 3.
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Chapter 7 Contact Information
Chapter 7 Contact Information Contents 7 Contact Information ................................................................... 7-1 7.1 Limited 3 Year Warranty ......................................................................... 7-1 7.2 Liability ...................................................................................................
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Chapter 7 7 Contact Information 7.1 Limited 3 Year Warranty Contact Information UBS’ standard warranty is three (3) years from the project completion date, provided that the warranty labels have not been broken. Opening any the components/sub-assemblies without the expressed, written consent of UBS will automatically void the warranty for said component/sub-assembly.
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