Revision History Refer to the table below for changes made on this version of the Aspire AX1400 Desktop Computer Service Guide. Date Chapter Updates Aspire AX1400 Service Guide...
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Intel is a registered trademark of Intel Corporation. Pentium Dual-Core, Celeron Dual-Core, Core 2 Duo, Core 2 Quad, Celeron, and combinations thereof, are trademarks of Intel Corporation. Other brand and product names are trademarks and/or registered trademarks of their respective holders. Aspire AX1400 Service Guide...
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Alerts you to any physical risk or system damage that might result from doing or not doing specific actions. CAUTION Gives precautionary measures to avoid possible hardware or software problems. IMPORTANT Reminds you to do specific actions relevant to the accomplishment of procedures. Aspire AX1400 Service Guide...
FRU list of this printed service guide. You MUST use the list provided by your regional Acer office to order FRU parts for repair and service of customer machines. Aspire AX1400 Service Guide...
Features and Specifications This chapter lists the features and specifications of the Aspire AX1400 computer. NOTE The items listed in this section are for reference only. The exact configuration of your PC depends on the model purchased. Refer to the FRU list chapter on page 69 for a detailed list of models supported by each hardware component.
– Memory Stick PRO card slot • Rear panel – PS/2 keyboard and mouse ports – External display (VGA) port – USB ports (four) – Ethernet jack (RJ45) – Microphone, line-out, and line-in jacks • Hard drive activity • Power status Aspire AX1400 Service Guide...
Mainboard form factor Mainboard dimensions (W × H) Environmental Requirements Aspect Operating temperature Operating humidity Aspire AX1400 Service Guide Description 100 mm (W) X 367.8 mm (D) x 269 mm (H) 5.808 kg. microATX (µATX) 244 × 220 mm Description 5 to 35 °C (41 to 95 °F)
Optical drive cover Optical drive button XD (XD-Picture) and SD/MMC (Secure Digital/MultiMedia Card) slots CF card slot (Type I and II) USB 2.0 ports Headphone jack Microphone-in jack USB 2.0 ports USB 2.0 port Acer logo Aspire AX1400 Service Guide...
Rear View Component Line-in jack LAN connector PS/2 mouse port Power connector Fan aperture PS/2 keyboard port Monitor port USB 2.0 ports Microphone jack Line-out jack Expansion slots Aspire AX1400 Service Guide...
(BT1) may be defective. In this case, the system cannot retain configuration values in CMOS. Replace the RTC battery with a new one. NOTE For ease of reading, CMOS Setup Utility will be simply referred to as “Setup” or “Setup Utility” in this Service Guide. Aspire AX1400 Service Guide Chapter 2...
Some options (marked with a ) lead to submenus that enable you to change the values for the option. Use the Up/Down/Left/Right arrow keys to scroll through the items in the submenu Aspire AX1400 Service Guide...
• In the descriptive tables following each of the menu screen illustrations, settings in boldface are the default and suggested settings. Aspire AX1400 Service Guide • PC Health Status • Frequency/Voltage Control • BIOS Security Features •...
Speed of the processor installed on the system Size of system memory detected during boot-up Official model name of the computer. System serial number. Current system BIOS version Date when the CMOS setup utility was released. System asset tag number Aspire AX1400 Service Guide...
• All Errors - Any error detected will pause the system. • No Errors - BIOS will ignore any errors detected during POST • All, but Keyboard - If a keyboard error is detected, BIOS will pause the system. Aspire AX1400 Service Guide Value MM/DD/YYYY (month/day/year) HH:MM:SS...
USB Beep Message Select whether to allow the BIOS to emit error beeps or display error messages during USB device enumeration. Value Enabled Disabled Enabled Disabled Enabled Disabled Enabled Disabled Aspire AX1400 Service Guide...
Note: When this field is set to Auto, the graphics controller priority sequence is: PCIE, Onboard, then PCI. UMA Frame Buffer Size When a GPU expansion board is installed, you can select how the system video memory (frame buffer) is allotted. Aspire AX1400 Service Guide Value Enabled Disabled Enabled...
Enables or disables the onboard LAN controller. Onboard LAN Option ROM Enables or disables the onboard LAN option ROM function. Value Enabled Disabled Native IDE Enabled Disabled Enabled Disabled Auto Floppy Hard Disk Enabled Disabled Enabled Disabled Enabled Disabled Enabled Disabled Aspire AX1400 Service Guide...
Power On by Onboard LAN Wake Up by PS/2 KB/ Mouse Aspire AX1400 Service Guide Description Use this item to define how your system suspends. Default value is S3 (STR), the suspend mode is suspend to RAM, i.e., the system shuts down with the exception of a refresh current to the system memory.
PC Health Status Field CPU Temperature System Temperature CPU Fan Speed System Fan Speed CPU Core +1.2V +3.30V +5.00V +12.0V 5VSB VBAT Description These items lets you monitor the parameters for critical voltages, temperatures and fan speeds. Value Aspire AX1400 Service Guide...
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Frequency/Voltage Control Field Enable Clock to All DIMM/ Spread Spectrum Aspire AX1400 Service Guide Description When enabled, clock signals will be sent to the PCI and memory slots regardless of whether the slot is occupied or not. When the mainboard's clock generator pulses, the extreme values of the pulses creates EMI (electromagnetic interference).
Displays the user password status. Only the following menus will be accessible when this password is set as Installed: • System Date and System Time • Exit Without Saving Press Enter to change the supervisor password. Aspire AX1400 Service Guide...
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Press Enter twice without entering anything in the new and confirm password fields. You will be prompted to confirm the password removal. Press Enter. Press F10 to save the changes you made and close the Setup Utility. Aspire AX1400 Service Guide...
Select OK, then press Enter. Press F10 to save the changes you made and close the Setup Utility. Save & Exit Setup Execute this menu to save the changes made and closes the Setup Utility. Keyboard shortcut: F10 Aspire AX1400 Service Guide...
Turn off the power to the computer and all peripherals. Unplug the power cord from the computer. Unplug the network cable and all connected peripheral devices from the computer. Place the computer on a flat, steady surface. Aspire AX1400 Service Guide Chapter 3...
Remove the two screws located on the rear edge of the side panel. Slide the panel back about 2.5 cm (1.0 in) to release it from the chassis notches, then detach the panel from the chassis. Put the side panel aside for reinstallation later. Aspire AX1400 Service Guide...
NOTE: The power switch and LED cable from the front bezel is still connected to its connector on the mainboard. To detach the front bezel completely, you have to remove the hard disk and optical drive. Aspire AX1400 Service Guide...
Lift the heat sink fan assembly away from the mainboard. Lay down the heat sink fan assembly, in an upright position, on top of the optical drive, as shown below, then disconnect the fan cable from the mainboard. Aspire AX1400 Service Guide...
Pull the load lever to the fully open, upright position (2). Pull out the processor from the socket. IMPORTANT:If you are going to install a new processor, note the arrow on the corner to make sure the processor is properly oriented over the socket. Aspire AX1400 Service Guide...
Removing the HDD-ODD Bracket Remove the two screws that secure the HDD-ODD bracket to the chassis. Lift the bracket up and turn it over. Aspire AX1400 Service Guide...
Removing the Optical Drive and the Hard Disk Drive Disconnect the SATA and power cables from the rear of the optical drive. Disconnect the other end of the SATA cable from the mainboard. Aspire AX1400 Service Guide...
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Disconnect the SATA and power cables from the rear of the hard disk drive. Disconnect the other end of the SATA cable from the mainboard. Aspire AX1400 Service Guide...
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Remove the screws that secure the optical drive to the HDD-ODD bracket. Pull the optical drive out of the drive bay. Aspire AX1400 Service Guide...
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Remove the four screws that secure the hard disk drive to the HDD bracket. Slide the hard disk drive out of the bracket. Aspire AX1400 Service Guide...
Removing the Front Bezel Disconnect the power button/LED cable from its mainboard connector. Pull out the power button/LED cable from the chassis. Detach the front bezel. Aspire AX1400 Service Guide...
Removing the Expansion Boards Remove the screw from the expansion board bracket opposite the PCIEX2 slot. Gently pull up the expansion board to remove it from the mainboard. Aspire AX1400 Service Guide...
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Remove the screw from the expansion board bracket opposite the PCI_1 slot. Gently pull up the expansion board to remove it from the mainboard. Aspire AX1400 Service Guide...
Disconnect the 4-pin and the 24-pin ATX power supply cables from its mainboard connector. Squeeze on the retaining latch (a) attached to the cable end of the connector. Grasp the cable end of the connector and pull it straight up (b). Aspire AX1400 Service Guide...
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Remove the screw that secures the power supply to the chassis. Remove the three screws that secure the power supply to the rear panel. Aspire AX1400 Service Guide...
Lift the power supply module out of the chassis. Removing the Front I/O and Optional Card Reader Assemblies Disconnect the front I/O and optional card reader cables from their mainboard connectors. Aspire AX1400 Service Guide...
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Pull up the plastic clips to release the cables. Aspire AX1400 Service Guide...
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Remove the optional card reader assembly. Remove the two screws that secure the optional card reader assembly to the bracket. Pull the optional card reader assembly out of the bracket. Remove the front I/O and optional card reader board bracket. Aspire AX1400 Service Guide...
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Remove the screw that secures the bracket to the chassis. Pull the bracket out the chassis. Aspire AX1400 Service Guide...
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Remove the front I/O assembly. Remove the two screws that secure the front I/O assembly to the bracket. Remove front I/O assembly from the bracket. Aspire AX1400 Service Guide...
Remove the four screws that secure the mainboard to the chassis. Note:Circuit boards >10 cm2 has been highlighted with the yellow rectangle as above image shows. Please detach the Circuit boards and follow local regulations for disposal. Aspire AX1400 Service Guide...
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Lift the board from the chassis. Remove the RTC battery. Note:RTC battery has been highlighted with the yellow circle as above image shows. Please detach the RTC battery and follow local regulations for disposal. Aspire AX1400 Service Guide...
Make sure that there is no point of contact in the system that can cause a power short. If the cause of the failure is still can not be determined, perform the “System Internal Inspection” procedure described on the next page. Aspire AX1400 Service Guide Chapter 4...
If memory sizing module not executed, start memory refresh and do memory sizing in bootblock code. Do additional chipset initialization. Re-enable CACHE. Verify that flat mode is enabled. Test base 512 KB memory. Adjust policies and cache first 8 MB. Set stack. Aspire AX1400 Service Guide...
The recovery file size does not equal the found flash part size. Erase the flash part. Program the flash part. The flash has been updated successfully. Make flash write disabled. Disable ATAPI hardware. Restore CPUID value back into register. Give control to F000 ROM at F000:FFF0h. Aspire AX1400 Service Guide...
USB controllers are initialized at this point. Initializes DMAC-1 & DMAC-2. Initialize RTC date/time. Test for total memory installed in the system. Also, Check for DEL or ESC keys to limit memory test. Display total memory in the system. Aspire AX1400 Service Guide...
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Uninstall POST INT1Ch vector and INT09h vector. Deinitializes the ADM module. Prepare BBS for Int 19 boot. End of POST initialization of chipset registers. Save system context for ACPI. Passes control to OS Loader (typically INT19h). Aspire AX1400 Service Guide...
IMPORTANT If your system fails after you make changes in the Setup menus, reboot the computer, enter Setup again and load Setup defaults to correct the error. Aspire AX1400 Service Guide...
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BIOS could not find a bootable device in the system and/or removable proper boot device or media drive does not contain media. Insert boot media in selected boot device NO ROM BASIC This message occurs on some systems when no bootable device can be detected. Aspire AX1400 Service Guide...
The IDE/ATAPI device configured as Master in the 3rd IDE controller failed an ATAPI Incompatible ATAPI compatibility test. This message is typically displayed when the BIOS is trying to detect and configure IDE/ATAPI devices in POST. Aspire AX1400 Service Guide...
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A S.M.A.R.T. capable hard disk sends this message when it detects an imminent and Status BAD failure. This message can be reported by an ATAPI device using the S.M.A.R.T. error reporting standard. S.M.A.R.T. failure messages may indicate the need to replace the hard disk. Aspire AX1400 Service Guide...
BIOS POST could not initialize the Master Interrupt Controller. This may indicate a error problem with system hardware. Interrupt Controller-2 BIOS POST could not initialize the Slave Interrupt Controller. This may indicate a problem with system hardware. error Aspire AX1400 Service Guide...
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This message is displayed when ADM module is not present in the AMIBIOS8 Error code = 004Ah ROM. Unknown BIOS error. This message is displayed when language module is not present in the AMIBIOS8 Error code = 004Bh ROM. Floppy Controller Error in initializing legacy Floppy Controller. Failure Aspire AX1400 Service Guide...
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• Enter CMOS Setup and load the default settings. In Windows systems, check settings in Power Management Property of the Control Panel. • Reload software from Recovery CD. • IDE disk drives • See “Undetermined Problems”. • Mainboard Aspire AX1400 Service Guide...
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Make sure the optical disc drive is configured correctly in CMOS Setup, the cable/jumper are set correctly and the drive’s optical lens is clean before diagnosing any optical drive problems. Aspire AX1400 Service Guide Action/FRU • Enter CMOS Setup and load the default settings.
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• Remove all non-factory-installed cards. • Load default settings (if screen is readable). • Mainboard • Monitor signal connection/cable • Monitor • Video adapter card • Mainboard • Monitor signal connection/cable • Video adapter card • Mainboard Aspire AX1400 Service Guide...
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(Only pressing power button can turn off the system). No system power, or power supply fan is not running. Aspire AX1400 Service Guide Action/FRU • Ensure the printer driver is properly installed. Refer to the printer service manual. • Printer •...
Either the video card is not working, its memory is not accessible, or its BIOS may be corrupt. • Something is wrong with the mainboard. BIOS damaged. Processor jump to boot block to execute the default procedure. CMOS checksum error Aspire AX1400 Service Guide...
Press Delete to run the CMOS Setup Utility. Press F9 to load the system default settings. Select Ok, then press Enter. Press F9 to save the default settings and close the Setup utility. Select Ok, then press Enter. Aspire AX1400 Service Guide...
Press Delete to run the CMOS Setup Utility. Press F9 to load the system default settings. Select Ok, then press Enter. Press F9 to save the default settings and close the Setup utility. 10. Select Ok, then press Enter. Aspire AX1400 Service Guide...
Press the power button to turn on the computer. Click Start | Command Prompt | Run as administrator. Perform the steps below if your computer is running 32-bit Windows. Key in 'cd wintool\32'. (Go to BIOS path like "D:\WinTool\32") Key in 'flash1M.bat' or 'flash1M'. Aspire AX1400 Service Guide...
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Press Enter to flash the system BIOS. Perform the steps below if your computer is running 64-bit Windows. Key in 'cd wintool\64'. (Go to BIOS path like "D:\WinTool\64") Key in 'flash1M.bat' or 'flash1M'. Aspire AX1400 Service Guide...
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Press Delete to run the CMOS Setup Utility. Press F9 to load the system default settings. Select Ok, then press Enter. Press F9 to save the default settings and close the Setup utility. 10. Select Ok, then press Enter. Aspire AX1400 Service Guide...
14. During POST, press Delete to access the Setup Utility. 15. Press F9 to load the system default values. 16. Press F10 to save the changes you made and close the Setup Utility. to turn on the computer. Aspire AX1400 Service Guide...
Chapter 5 System Architecture This chapter shows the block diagram and board layout of the Aspire AX1400 computer. Block Diagram The core subsystems of the Aspire AX1400 computer are depicted in the following block diagram. Aspire AX1400 Service Guide...
1 and 2 to close or short the jumper. Place the jumper cap on pins 2 and 3 to open or clear the jumper. Jumper Type JBIOS1 3-pin Aspire AX1400 Service Guide Description Setting (default) Clear CMOS 1-2: Close (default)
(3.0 Gb/s), simpler disk drive cabling and easier PC assembly. It elimi-nates limitations of the current Parallel ATA interface. But maintains register com-patibility and software compatibility with Parallel ATA. Signal Name Ground Ground Definition 1: GND 2: GND 3: +12V_4P 4: +12V_4P Signal Name Ground Aspire AX1400 Service Guide...
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USB ports at the front of the case. If youhave this kind of case, use auxiliary USB connector to connect the front-mountedports to the motherboard. Signal Name USBPWR USBPWR USB_FP_P0- USB_FP_P1- USB_FP_P0+ USB_FP_P1+ USB_FP_OC0 Aspire AX1400 Service Guide Signal Name AUD_GND PRESENCE# SENSE1_RETURN SENSE2_RETURN Function Front Panel USB Power Front Panel USB Power USB Port 0 Negative Signal...
Connect the standard power supply connector to PWR2. Connect the case switches and indicator LEDs to the LEDH1. Connect the auxiliary case power supply connector to PWR1. CPUFAN1: CPU Cooling Fan Power Connector Signal Name +12V Sense Function System ground Power +12V Sensor Aspire AX1400 Service Guide...
The front panel header (LEDH1) provides a standard set of switch and LED headers commonly found on ATX or micro-ATX cases. Refer to the table below for information: Signal Name HDD_LEDN HWRST_L F_PANEL_DET Aspire AX1400 Service Guide Signal Name +3.3V -12V Ground PS_ON...
Field Replaceable Unit (FRU) List This chapter gives you the FRU (Field Replaceable Unit) listing of the Aspire AX1400 computer global configurations. Refer to this list when ordering for repair parts or for RMA (Return Merchandise Authorization). IMPORTANT When ordering FRU parts, check the most up-to-date information available on your regional web or channel.
Aspire AX1400 FRU List ACER_AX1400_AMANALO(NO: 91.3BU01.A01G ) Category BOARDS CABLES Part Name CARD READER 9 IN 1 8.5L AU6476 W/USB2.0 & USB CABLE W/O 1394 CARD READER 9 IN 1 8.5L AU6475 W/USB2.0 & USB CABLE W/O 1394 FRONT IO BOARD CENTURY W/AUDIO CABLE*1&USB...
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Category CASE/COVER/BRACKET ASSEMBLY CPU/PROCESSOR Aspire AX1400 Service Guide Part Name FRONT IO BRACKET ASSY MAIN-CHASSIS MCP61 BOXER X350 UPPER CASE LOWER CASE HDD&ODD COVER BRACKET FRONT BEZEL W/LED SWITCH CABLE CPU AMD ATHLON II X2 240 2.8GHZ 2M L2 CACHE 65W...
Technical Specifications This appendix list the technical specifications of the Aspire AX1400 hardware components. Processor Common features: • Socket: Socket AM3/AM2+, 941 pin contacts • Package type: 45 nm Item Specification Series AMD Athlon™ II X3 Model 405e and 400e No.
• 1 x 20/24-pin ATX connector • 1 x 4-pin ATX connector • 2 x SATA connectors Power Management Devices Power Button USB Keyboard/Mouse Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Aspire AX1400 Service Guide...