RX45Q Intel® Q45 LGA775 socket for Intel® Core™ 2 Quad Micro ATX Motherboard User’s Manual Ver. 1.01 BCM Advanced Research, An Industrial Leader Since 1990 in Industrial Motherboards & Systems 7 Marconi, Irvine, CA 92618 USA | www.bcmcom.com | (PH)949.470.1888 | (FAX)949.470.0971 For Tech Support, please visit http://www.bcmcom.com/bcm_support_legacyProductSupport.htm or contact BCMTechSupport@bcmcom.
RX45Q User’s Manual Contents Contents ...................................................................................................................................2 FCC Statement.........................................................................................................................4 Notice........................................................................................................................................4 Copyright Notice............................................
RX45Q User’s Manual 1.1.15 PCI Express X4 Slot .................................................................................................................. 29 1.1.16 PCI Express X1 Slot .................................................................................................................. 29 Jumpers................................................................................................................................. 30 1.1.17 Clear CMOS (CLRTC1) ..............................
RX45Q User’s Manual FCC Statement THIS DEVICE SUPPORTS PART 15 FCC RULES. OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITIONS: (1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE. (2) THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED INCLUDING INTERFERENCE THAT MAY CAUSE UNDESIRED OPERATION. THIS EQUIPMENT HAS BEEN TESTED AND FOUND TO COMPLY WITH THE LIMITS FOR A CLASS “A” DIGITAL DEVICE, PURSUANT TO PART 15 OF THE FCC RULES.
RX45Q User’s Manual BCM Advanced Research assumes no responsibility or liability for the use of the described product(s), conveys no license or title under any patent, copyright, or masks work rights to these products, and makes no representations or warranties that these products are free from patent, copyright, or mask work right infringement, unless otherwise specified. Applications that are described in this manual are for illustration purposes only.
RX45Q User’s Manual Product Warranty BCM warrants to you, the original purchaser, that each of its products will be free from defects in materials and workmanship for two years from the date of purchase. This warranty does not apply to any products which have been repaired or altered by persons other than repair personnel authorized by BCM, or which have been to misuse, abuse, accident or improper installation. BCM assumes no liability under the terms of this warranty as a consequence of such events.
RX45Q User’s Manual Always ground yourself to remove any static charge before touching the motherboard. Modern electronic devices are very sensitive to static electric charges. As a safety precaution, use a grounding wrist strap at all times. Place all electronic components in a static-dissipative surface or static-shielded bag when they are not in the chassis. Document Amendment History Revision Date Comment 1.00 1.
RX45Q User’s Manual Chapter 1 This chapter describes the motherboard features and the new technologies it supports.
RX45Q User’s Manual RX45Q Specifications System CPU Intel® LGA775 socket for Intel® Core™2 Quad / Core™2 Duo Processors Support Intel® next generation 45nm Multi-Core CPU up to 95W TDP FSB 1333 / 1066 / 800 MHz BIOS Award 32 Mb SPI BIOS System Chipset Intel Q45 GMCH/ICH10DO I/O Chipset Winbond W83627DHG-A Memory Four 240-pin DIMM sockets support up to 8 GB Dual Channel DDR2 800 / 667 MHz Watchdog Timer Reset: 1 sec.~255 min. and 1 sec. or 1 min.
RX45Q User’s Manual Audio Audio Codec Realtek® ALC888, 5.1+2 CH. with two independent Streaming Audio Interface Line-out, Line-in, Mic-in Audio Amplifier (W) TPA3005D2 6W Stereo audio amplifier Onboard I/O Headers IDE SATA 6 x SATA connectors USB 4 x USB connectors (PH:2.
RX45Q User’s Manual Size (L x W) 1.40 lbs (0.64 Kg) * Specifications are subject to change without notice.
RX45Q User’s Manual Block Diagram 12
RX45Q User’s Manual Before you proceed Take note of the following precautions before you install motherboard components or change any motherboard settings. Unplug the power cord from the wall socket before touching any component. Use a grounded wrist strap or touch a safely grounded object or a metal object, such as the power supply case, before handling components to avoid damaging them due to static electricity Hold components by the edges to avoid touching the ICs on them.
RX45Q User’s Manual Motherboard Overview Before you install the motherboard, study the configuration of your chassis to ensure that the motherboard fits into it. Refer to the chassis documentation before installing the motherboard. Make sure to unplug the power cord before installing or removing the motherboard. Failure to do so can cause you physical injury and damage motherboard components. 1.1.
RX45Q User’s Manual Motherboard Layout Motherboard Layout 15
RX45Q User’s Manual 1.1.3 Layout Content List Slots Label Function Note Page DIMM_A1 240-pin DIMM slot 1 N/A DIMM_A2 240-pin DIMM slot 2 N/A DIMM_B1 240-pin DIMM slot 3 N/A DIMM_B2 240-pin DIMM slot 4 N/A PCIEX1 PCI express x1 slot N/A PCIEX4 PCI express x4 slot N/A PCIEX16 PCI express x16 slot N/A PCI1 PCI slot N/A Jumpers Label Function Note Page CLRTC1 Clear CMOS 3 x 1 header, pitch 2.54mm 32 CHASSIS1 Chassis Intrusion Connector 4 x 1 header, pitch 2.
RX45Q User’s Manual Internal Connector Label Function Note Page AAFP1 Front Panel Audio Connector 5 x 2 header, pitch 2.54mm 37 ATX12V1 ATX Power Connector 2 x 2 header 38 CHA_FAN Chassis Fan Connector 3 x 1 wafer, pitch 2.54mm 39 CPU_FAN1 CPU Fan Connector 4 x 1 wafer, pitch 2.54mm 39 EATXPWR1 ATX Power Connector 12 x 2 header 38 F_PANEL1 System Panel Connector 5 x 2 header, pitch 2.54mm 40 JAMP1 Amplifier Connector 4 x 1 header, pitch 2.
RX45Q User’s Manual Central Processing Unit (CPU) The motherboard comes with a surface mount LGA775 socket designed for the Intel® LGA775 socket for Intel® Core™2 Quad / Core™2 Duo CPU processors. Make sure the AC power is off before you install the CPU. If installing a CPU, connect the CPU fan cable to the CPU_FAN1 connector to ensure system stability.
RX45Q User’s Manual 1.1.3 1. Installing the CPU Locate the CPU socket on the motherboard. Before installing the CPU, make sure that the socket box is facing towards you and the load lever is on your left. 2. Press the load lever with your thumb (A), then move it to the left (B) until it is released from the retention tab. To prevent damage to the socket pins, do not remove the PnP cap unless you are installing a CPU. 3. Lift the load lever in the direction of the arrow to a 135º angle.
RX45Q User’s Manual 4. Lift the load plate with your thumb and forefinger to a 100º angle (A), then push the PnP cap from the load plate window to remove (B). 5. Position the CPU over the socket, making sure that the gold triangle is on the bottom-left corner of the socket then fit the socket alignment key into the CPU notch. 6. Close the load plate (A), then push the load lever (B) until it snaps into the retention tab.
RX45Q User’s Manual 1.1.4 Installing the CPU Heatsink and Fan The Intel® LGA775 socket for Intel® Core™2 Quad / Core™2 Duo CPU processors require a specially designed heatsink and fan assembly to ensure optimum thermal condition and performance. Install the motherboard to the chassis before you install the CPU fan and heatsink assembly. When you buy a boxed Intel® processor, the package includes the CPU fan and heatsink assembly.
RX45Q User’s Manual 2. Push down two fasteners at a time in a diagonal sequence to secure the heatsink and fan assembly in place. 3. Connect the CPU fan cable to the connector on the motherboard labelled CPU_FAN1. Do not forget to connect the fan cables to the fan connectors. Insufficient air flow inside the system may damage the motherboard components, and hardware monitoring errors can occur if you fail to plug this connector.
RX45Q User’s Manual 1.1.5 1. 2. Uninstalling the CPU Heatsink and Fan Disconnect the CPU fan cable from the connector on the motherboard. Rotate each fastener counter-clockwise. 3. Pull up two fasteners at a time in a diagonal sequence to disengage the heatsink and fan assembly from the motherboard 4. Carefully remove the heatsink and fan assembly from the motherboard.
RX45Q User’s Manual 5. Rotate each fastener clockwise to ensure correct orientation when reinstalling. The narrow end of the groove should point outward after resetting. (The photo shows the groove shaded for emphasis.) Refer to the documentation in the boxed or stand-alone CPU fan package for detailed information on CPU fan installation.
RX45Q User’s Manual System Memory 1.1.6 DIMM Sockets Location The motherboard comes with four 240-pin Double Data Rate 2 (DDR2) Dual Inline Memory Modules (DIMM) sockets. A DDR2 module has the same physical dimensions as a DDR DIMM but has a 240-pin footprint compared to the 184-pin DDR DIMM. DDR2 DIMMs are notched differently to prevent installation on a DDR DIMM socket. The following figure illustrates the location of the sockets: 1.1.
RX45Q User’s Manual Recommended memory configuration Channel Channel A Channel B 1.1.8 Socket DIMM_A1 and DIMM_A2 DIMM_B1 and DIMM_B2 Installing a DDR2 DIMM Make sure to unplug the power supply before adding or removing DIMMs or other system components. Failure to do so may cause severe damage to both the motherboard and the components. 1. 2. 3. Unlock a DIMM socket by pressing the retaining clips outward Align a DIMM on the socket such that the notch on the DIMM matches the break on the socket.
RX45Q User’s Manual 1.1.9 1. 2. Removing a DDR2 DIMM Simultaneously press the retaining clips outward to unlock the DIMM. Remove the DIMM from the socket. Support the DIMM lightly with your fingers when pressing the retaining clips. The DIMM might get damaged when it flips out with extra force. Expansion Slots In the future, you may need to install expansion cards. The following sub‑sections describe the slots and the expansion cards that they support.
RX45Q User’s Manual 1.1.
RX45Q User’s Manual 1.1.14 PCI Express X16 Slot This motherboard supports one PCI Express x16 graphic card that complies with the PCI Express specifications. The figure shows a graphics card installed on the PCI Express x16 slot. Onboard DVI (DVI-I & DVI-D) will be disabled when PCI-Ex16 card installed. 1.1.15 PCI Express X4 Slot This motherboard has one PCI Express x4 slot. 1.1.16 PCI Express X1 Slot This motherboard has one PCI Express x1 slot.
RX45Q User’s Manual Jumpers 1.1.17 Clear CMOS (CLRTC1) This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS. You can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. The onboard button cell battery powers the RAM data in CMOS, which include system setup information such as system passwords. To erase the RTC RAM: 1. 2. 3. 4. 5. 6. Turn OFF the computer and unplug the power cord. Remove the onboard battery.
RX45Q User’s Manual 1.1.18 Chassis Intrusion Connector (CHSSIS1) 1.1.
RX45Q User’s Manual 1.1.20 AT/ATX Power Mode Select (PSON1) ATX Mode (Default) AT Mode This function has need BIOS setting at the same time. Please refer to Chapter 2 BIOS setup / Power Management Setup / Power Type. Connectors 1.1.21 No 1 Rear Panel Connectors Label KBMS1 Function Description PS/2 mouse connector The standard PS/2 mouse DIN connector is for a PS/2 mouse.
RX45Q User’s Manual table below for the LAN port LED indications. The optional 10/100 Mbps LAN controller allows 10/100 Mbps connection to a Local Area Network (LAN) through a network hub. ACT / LINK LED Status 6 AUDIO1 SPEED LED Description Status Description OFF No link OFF 10Mbps connection Orange Linked ORANGE 100Mbps connection Blinking Data activity GREEN 1Gbps connection Line-In port (Light Blue). This port connects a tape, CD, DVD player, or other audio sources.
RX45Q User’s Manual 1.1.22 Front Panel Audio Connector (AAFP1) This connector is for a chassis-mounted front panel audio I/O module that supports either HD Audio or legacy AC ‘97 (optional) audio standard. Connect one end of the front panel audio I/O module cable to this connector. For motherboards with the optional HD Audio feature, we recommend that you connect a high-definition front panel audio module to this connector to avail of the motherboard’s high‑definition audio capability. 1.1.
RX45Q User’s Manual Important notes on the Motherboard Power Requirements 1.1.24 Make sure that your ATX 12V power supply can provide 8A on the +12V lead and at least 1A on the +5-volt standby lead (+5VSB). The minimum recommended wattage is 230W, or 300W for a fully configured system. The system can become unstable and might experience difficulty powering up if the power supply is inadequate. You must install a PSU with a higher power rating if you intend to install additional devices.
RX45Q User’s Manual 1.1.26 System Panel Connector (F_PANEL1) This connector supports several chassis-mounted functions. System Power LED (2-pin PWRLED) This 2-pin connector is for the system power LED. Connect the chassis power LED cable to this connector. The system power LED lights up when you turn on the system power, and blinks when the system is in sleep mode. ATX Power Button/Soft-off Button (2-pin PWRSW) This connector is for the system power button.
RX45Q User’s Manual 1.1.27 Amplifier Connector (JAMP1) 1.1.
RX45Q User’s Manual 1.1.29 Serial ATA Connector (SATA1~6) These connectors are for the Serial ATA signal cables for Serial ATA hard disk drives.
RX45Q User’s Manual 1.1.30 Digital Audio Connector (SPDIF_O1) This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port(s). Connect S/PDIF module cable to this connector, then install the module to a slot opening at the back of the system chassis. The S/PDIF module is application demonstration example only.
RX45Q User’s Manual 1.1.31 USB 2.0 Connector (USB5&6, USB7&8, USB9&10, USB11&12) These connectors are for USB 2.0 ports. Connect the USB/GAME module cable to any of these connectors, then install the module to a slot opening at the back of the system chassis. These USB connectors comply with USB 2.0 specification that supports up to 480 Mbps connection speed. Never connect a 1394 cable to the USB connectors. Doing so will damage the motherboard! The USB module is purchased separately.
RX45Q User’s Manual Chapter 2 This chapter provides information on the BIOS Setup program and allows you to configure the system for optimum use. You may need to run the Setup program when: An error message appears on the screen during the system booting up, and requests you to run SETUP. You want to change the default settings for customized features.
RX45Q User’s Manual BIOS Setup Program This motherboard supports a programmable firmware chip that you can update using the provided utility. Use the BIOS Setup program when you are installing a motherboard, reconfiguring your system, or prompted to “Run Setup.” This section explains how to configure your system using this utility. Even if you are not prompted to use the Setup program, you can change the configuration of your computer in the future.
RX45Q User’s Manual 2.1.2 List Box This box appears only in the opening screen. The box displays an initial list of configurable items in the menu you selected. 2.1.3 Sub-menu Note that a right pointer symbol appears to the left of certain fields. This pointer indicates that you can display a sub-menu from this field. A sub-menu contains additional options for a field parameter. To display a sub-menu, move the highlight to the field and press . The sub‑menu appears.
RX45Q User’s Manual 2.2.1 Standard CMOS Features The Standard CMOS Features screen gives you an overview of the basic system 2.2.1.1 Date [Day, xx/xx/xxxx] The date format is , , , . 2.2.1.2 Time [xx:xx:xx] The time format is , based on the 24-hour clock. 2.2.1.3 IDE Channel 0/1/2/3/4 Master / Slave IDE HDD Auto-Detection [Press Enter] to select this option for automatic device detection.
RX45Q User’s Manual Driver A/B Specifies the capacity and physic al size of diskette drive A/B. Do not select [None] if you are using a floppy disk drive. Configuration options: [None] [360K, 5.25 in.] [1.2M, 5.25 in.] [720K, 3.5 in.] [1.44M, 3.5 in.] [2.88M, 3.5 in.] 2.2.1.4 Video This category detects the type of adapter used for the primary monitor that must match your video display card and monitor. EGA / VGA: Enhanced Graphics Adapter/Video Graphics Array.
RX45Q User’s Manual 2.2.2.1 CPU Features PPM Mode Configuration options: [Native Mode], [SMM Mode] Native Mode - For Fully support ACPI OS (WinXP, VISTA) SMM Mode - For Legacy OS (Win2K, Win9x) Limit CPUID MaxVal Sets Limit CPUID MaxVa1 to 3. This should be disabled for WinXP. The options: Enabled, Disabled C1E Function CPU C1E function select.
RX45Q User’s Manual 2.2.2.2 Hard Disk Boot Priority Set hard disk boot device priority. 2.2.2.3 Virus Warning Enables or disables the virus warning. Item Description Activates automatically when the system boots up causing a warning message to appear when anything attempts to access the boot sector or hard disk partition table. No warning message will appear when anything attempts to access the boot sector or hard disk partition table. Enabled Disabled 2.2.2.
RX45Q User’s Manual 2.2.2.6 Boot Other Device Use this to boot another device. The options are “Enabled” and “Disabled”. 2.2.2.7 Swap Floppy Drive A useful feature for those machines that use two floppy drives, when enabled this swaps the A: and B: drives. This enables you to change the bootable floppy without having to open the case and switch the cable. 2.2.2.8 Boot Up Floppy Seek Selection of the command “Disabled” will speed the boot up.
RX45Q User’s Manual To disable security, select PASSWORD SETTING at Main Menu and then you will be asked to enter password. Do not type anything and just press , it will disable security. Once the security is disabled, the system will boot and you can enter Setup freely. 2.2.2.15 APIC Mode This setting allows you to enable the APIC mode. The choices are “Disabled” or “Enabled.” 2.2.2.
RX45Q User’s Manual 2.2.2.25 View DMI Event Log Show the Event Log history. The options: Yes, No. 2.2.2.26 Mark DMI Events as Read The options: Yes, No. 2.2.2.27 Event Log Capacity Shows the Capacity of the Event Log. The default is [Space available]. 2.2.2.28 Event Log Validity The default is [Validity]. 2.2.3 Advanced Chipset Features DRAM default timings have been carefully chosen and should ONLY be changed if data is being lost. Please first contact technical sup- port 2.2.3.
RX45Q User’s Manual 2.2.3.2 System BIOS Cacheable Selecting “Enabled” allows caching of the system BIOS ROM at F0000h- FFFFFh, resulting in better system performance. However, if any pro- gram writes data to this memory area, a system error may occur. The Choices are “Enabled”, and “Disabled”. 2.2.3.3 Memory Hole at 15M-16M Enabling this feature reserves 15 MB to 16 MB memory address space for ISA expansion cards that specifically require this setting.
RX45Q User’s Manual 2.2.3.9 On-Chip Frame Buffer Size The On-Chip Frame Buffer Size can be set to 32MB, 64MB, 128MB. This memory is shared with the system memory. 2.2.3.10 DVMT Mode Use this field to select the memory to allocate for video memory. The choices are “Enabled”, “Disabled”. 2.2.3.11 Total GFX Memory Precharge Delay (tRAS) The options: 256MB 2.2.3.12 PAVP Mode The options: Disabled, Lite, Paranoid 2.2.
RX45Q User’s Manual 2.2.4.1 OnChip IDE Device IDE HDD Block Model If IDE hard drive supports block mode select Enabled for automatic detection of the optimal number of block read/writes per sector the drive can support. IDE DMA Transfer Access Use this field to enable or disable IDE DMA transfer access. IDE Primary/Secondary Master/Slave PIO/UDMA Mode The channel has both a master and a slave, making four IDE devices possible.
RX45Q User’s Manual 2.2.4.3 Super I/O Device Power ON Function This feature allows you to wake up the system using any of the listed options. The selections are “Hot KEY”, “Mouse Left”, “Mouse Right”, “Any KEY” and “BUTTON ONLY”. KB Power ON Password Select this item to set or change the KB power on password. Hot Key Power ON Awaken the system by pressing the hot key button. The choices are “Ctrl-F1”, “Ctrl-F2”, “Ctrl-F3” to “Ctrl-F8”.
RX45Q User’s Manual 2.2.4.4 Onboard LAN Boot ROM The options: Enabled, Disabled. 2.2.4.5 Watch Dog Timer Selection The options: 0 ~ 255 2.2.4.6 USB Device Setting USB 1.0 / 2.0 Controller The choices: Disabled, Enabled. USB Operation Mode Allows you to configure the USB 2.0 controller in HiSpeed (480 Mbps) or Full Speed (12 Mbps). Configuration options: [Full/Low Speed] [HiSpeed] USB Keyboard Function The choices: Disabled, Enabled. USB Mouse Function The choices: Disabled, Enabled.
RX45Q User’s Manual 2.2.5 Security Chip Configuration 2.2.5.1 LT/TXT Initialization The options: Disabled, Enabled. 2.2.5.2 Reset TPM Flag The options: Disabled, Enabled. 2.2.5.3 TPM Support The options: Disabled, Enabled. 2.2.5.4 TPM Status The options: No change, Clear, Enable & Activate, Deactivate & Disable.
RX45Q User’s Manual 2.2.6 Power Management Setup The power management setup controls the single board computer's “green” features to save power. The following screen shows the manufacturer’s defaults.
RX45Q User’s Manual 2.2.6.1 PCI Express PM Function DMI Port ASPM The choices: Disabled, L1 2.2.6.2 ACPI Function The choices are “Enabled” and “Disabled”. 2.2.6.3 ACPI Suspend Type This item allows you to set ACPI suspend type to S1/POS(Power On Suspend) or S3/STR(Suspend To RAM). 2.2.6.4 Run VGABIOS if S3 Resume Select “Auto” to run VGA BIOS if S3 resume automatically. The “Yes” enables running VGA BIOS if S3 resume. The “No” disables this function. 2.2.6.
RX45Q User’s Manual 2.2.6.7 Video Off In Suspend When the system is in suspend mode, the video will turn off. The choices are “No” and “Yes”. 2.2.6.8 Suspend Type Select the suspend type. The choice: Stop Grant, PWRON suspend. 2.2.6.9 MODEM Use IRQ This determines the IRQ in which the MODEM can use. The choices: NA, 3, 4, 5, 7, 9, 10, 11. 2.2.6.10 Suspend Mode Item Description Min. Power Saving Minimum power management, HDD Power Down = 15 Min, Max.
RX45Q User’s Manual 2.2.6.15 USB KB Wake-Up from S4 When “Enabled”, enter any key to wake up the system from S4 state. The choices are “Enabled” and “Disabled”. 2.2.6.16 Resume by Alarm When “Enabled”, set the date and time at which the RTC (real-time clock) alarm awakens the system from suspend mode. The choices are “Enabled” and “Disabled”. 2.2.6.17 Primary / Secondary IDE The options: Disabled, Enabled. 2.2.6.18 FDD, COM, LPT Port The options: Disabled, Enabled. 2.2.6.
RX45Q User’s Manual 2.2.7 PnP/PCI Configurations 2.2.7.1 Init Display First This item allows you to choose the first display interface to initiate while booting. The options: PCI Slot, Onboard, PCIEx. 2.2.7.2 Rest Configuration Data The default is “Disabled”. Select Enabled to reset Extended System Configuration Data (ESCD) if you have installed a new add-on card, and system configuration is in such a state that the OS cannot boot. 2.2.7.
RX45Q User’s Manual 2.2.7.4 PCI/VGA Palette Snoop This is set to “Disabled” by default. 2.2.7.5 Maximum Payload Size This allows you to set the maximum TLP payload size for PCI Express devices. The options: [128 bytes], [256 bytes], [512 bytes], [1024 bytes], [2048 bytes], and [4096 bytes]. 2.2.8 PC Health Status 2.2.8.1 Case Open Warning The options: Disabled, Enabled. 2.2.8.2 SYS&CHA Fan Profile The options: Disabled, Optimal Mode, Silent Mode, and Performance Mode. 2.2.8.
RX45Q User’s Manual 2.2.8.5 Vcore and Others Voltage This shows the voltage of VCORE, +5V, +12V, VBAT(V), and 3VSB(V). 2.2.9 Frequency/Voltage Control 2.2.9.1 Auto Detect PCI Clk The options: Enabled, Disabled. 2.2.9.2 Spread Spectrum This setting allows you to reduce EMI by modulating the signals the CPU generates so that the spikes are reduced to flatter curves. This is achieved by varying the frequency slightly so that the signal does not use any particular frequency for more than a moment.
RX45Q User’s Manual 2.2.10 Load Setup Defaults Use this menu to load the BIOS default values for the minimal/stable performance for your system to operate. Press to load the BIOS default values for the most stable, minimal-performance system operations.
RX45Q User’s Manual 2.2.11 Set Password You can set password. Supervisor Password: able to enter/change the options of setup menus. Follow these steps to change the password. Choose the “Set Password” option from the “Initial Setup Screen” menu and press . The screen displays the following message: Please Enter Your Password Press . If the CMOS is good and this option has been used to change the default password, the user is asked for the password stored in the CMOS.
RX45Q User’s Manual 2.2.12 Save and Exit Setup If you select this and press , the values entered in the setup utilities will be recorded in the CMOS memory of the chipset. The processor will check this every time you turn your system on and compare this to what it finds as it checks the system. This record is required for the system to operate. 2.2.
