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Acer Aspire T690, Service Manual

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Acer Aspire T690 Service Manual Download Page 10

4

Chapter 1

Mainboard Placement

No.

Name

Description

1

CPU Socket

LGA775 socket for Intel Core

TM

2 Duo/Pentium D/Pentium 

4/Celeron D CPUs

2

CPU_FAN1

CPU cooling fan connector

3

DIMM1~2

DDR2 240 pin SDRAM slots

4

FDD1

Floppy diskette drive connector

5

ATX1

Standard 24pin ATX power connector

6

IDE1

Primary IDE channel

7

BIOS_WP

BIOS flash protect jumper

8

SATA1~4

Serial ATA connectors

9

JP2

Jumper

10

JP1

Jumper

11

PANEL1

Front panel switch/LED header

12

CLR_CMOS1

Clear CMOS jumper

13

USB3~4

Front panel USB headers

14

1394A1

Onboard 1394a header

15

COM2

Onboard Serial port header

16

SPDIF

SPDIF out header

17

AUDIO2

Front Panel Audio header

Summary of Contents for Aspire T690

Page 1: ...Aspire T690 AcerPower FH SK50 Service Guide PRINTED IN TAIWAN Service guide files and updates are available on the AIPG CSD web for more information please refer to http csd acer com tw ...

Page 2: ...II Revision History Please refer to the table below for the updates made on Aspire T690 and AcerPower FH SK50 service guide Date Chapter Updates ...

Page 3: ...espect to the contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular purpose Any Acer Incorporated software described in this manual is sold or licensed as is Should the programs prove defective following their purchase the buyer and not Acer Incorporated its distributor or its dealer assumes the entire cost of all necessary servicing repair and ...

Page 4: ... bits and pieces of additional information related to the current topic WARNING Alerts you to any 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 ...

Page 5: ... NOT be covered in this generic service guide In such cases please contact your regional offices or the responsible personnel channel to provide you with further technical details 2 Please note WHEN ORDERING FRU PARTS that you should check the most up to date information available on your regional web or channel If for whatever reason a part number change is made it will not be noted in the printe...

Page 6: ...ter2 System Utilities 22 About the Setup Utility 22 Product Information 24 Standard CMOS Features 25 Advanced BIOS Features 27 Advanced Chipset Features 30 Integrated Peripherals 32 Power Management Setup 35 PnP PCI Configurations 37 PC Health Status 38 Frequency Control 39 Chapter3 Machine Disassembly and Replacement 41 General Information 42 Disassembly Procedure 43 Chapter4 Troubleshooting 64 C...

Page 7: ...ory size DDRII memory module T Socket Type un buffered 240 pin DIMM socket T DIMM Slot 2 Graphics T Onboard graphic solution Intel 946GZ integrated graphics device solution T Dual View function support T One VGA port on rear PCI T One PCI Express x16 slot T One PCI Express x1 slot T Two PCI 2 3 Slots FDD T Slot Quantity 1 T Support 1 44MB 3 5 Devices IDE T One 40 pin PATA IDE slot T Transfer rate ...

Page 8: ...ader T CD In T AUX In LAN T Type Realtek 8100C Gigabit Ethernet controller T Supports 10 100 1000MB Ethernet environment IEEE 1394 T IEEE 1394 Controller TI TSB43AB22AG4 T IEEE 1394 Port One rear 6pin IEEE 1394 port T One header on board USB T Controller Intel ICH7 T USB Type 2 0 1 1 T Connectors Quantity 8 T Real Panel 4 T Onboard header 4 for front daughter board 4 for rear I O T Standard Intel ...

Page 9: ... T 1 FDD connector T 1 PATA IDE slot T 4 SATA IDE connectors T 3 2 5 pin Intel FPIO sepcification USB pin connectors T 1 2 5 pin Intel FPIO spec microphone in headphone out connector T 1 2 5 pin serial port connector T 1 CD IN 4pin connector CD ROM Audio Input T 1 S PDIF out 4pin jumper T 1 4pin CPU Fan connector T 1 3pin system fan connector with 3pin system fan co lay T 1 24pin ATX interface PS3...

Page 10: ...y diskette drive connector 5 ATX1 Standard 24pin ATX power connector 6 IDE1 Primary IDE channel 7 BIOS_WP BIOS flash protect jumper 8 SATA1 4 Serial ATA connectors 9 JP2 Jumper 10 JP1 Jumper 11 PANEL1 Front panel switch LED header 12 CLR_CMOS1 Clear CMOS jumper 13 USB3 4 Front panel USB headers 14 1394A1 Onboard 1394a header 15 COM2 Onboard Serial port header 16 SPDIF SPDIF out header 17 AUDIO2 Fr...

Page 11: ...nput connector 19 PCI1 2 32 bit add on card slot 20 PCIEX1 PCI Express x1 slot 21 PCIEX16 PCI Express x16 slot 22 SYS_FAN1 System fan connector 23 R_USB Front Panel USB header 24 ATX12V1 Auxiliary 4pin power connector No Name Description ...

Page 12: ...DE Channel AC 97 Lan I F PCI LAN SATA1 7Pin SATA2 7pin VGA G only USB3 2 ports LPC bus FWH intel 32pin PLCC ALC888 Audio Codec Line Out DEVICE Mic In PCI1 PCI2 Line In LAN IDSEL 17 INT C D E F PCB 244 x 244 mm 4 layers REQ PREQ 0 GNT PGNT 0 18 D E F G PREQ 1 PGNT 1 SATA3 7Pin SATA4 7pin BW 6 4GB s FSB 800MHz Freq 200MHz F USB2 2 ports USB1 2 ports 20 PREQ 3 PGNT 3 ALC888 ICH7 1394 PREQ 2 E PCIEx16...

Page 13: ...0 Front Panel The computer s front panel consists of the following Label Description 1 Optical drive 2 Floppy disk drive 3 Power button 4 Speaker or headphone jack 5 Microphone jack 6 USB ports No Description No Description ...

Page 14: ...oltage selector switch 3 Fan aperture 4 PS 2 keyboard connector 5 PS 2 mouse connector 6 Serial port 7 Printer connector 8 Monitor connector 9 USB 2 0 ports 10 RJ 45 Ethernet connector 11 Microphone jack 12 Line out Jack 13 Line in jack 14 Extension card slots No Description No Description ...

Page 15: ...1 9 AcerPower FH Front Panel Label Description 1 Power Button 2 USB ports 3 Microphone in Speaker out Line out Port 4 Optical drive eject button 5 Optical drive 6 Indicators 7 Card reader 8 HDD 1 2 3 4 5 6 7 8 ...

Page 16: ...Voltage selector switch 3 Fan aperture 4 PS 2 keyboard connector 5 PS 2 mouse connector 6 Serial port 7 Printer connector 8 Monitor connector 9 USB 2 0 ports 10 RJ 45 Ethernet connector 11 Microphone jack 12 Line out Jack 13 Line in jack 14 Extension card slots No Description No Description ...

Page 17: ...ion provides a brief description of the basic system peripherals Mouse PS 2 or USB manufacturing option The included mouse is a standard two button wheel mouse Connect the mouse to the PS 2 mouse port or USB port on the back panel of the system Keyboard PS 2 or USB manufacturing option Connect the keyboard to the PS 2 keyboard port or USB port on the back panel of the system ...

Page 18: ...t the speaker cable to the audio out external speaker port on the back panel of the system For more detailed information about the speakers please refer to the included operating instructions NOTE speakers are optional and the appearance might be different depending on the actual product Note ...

Page 19: ...or DVD only available on systems that include an optical disc burner 7 After choosing the backup method click Next Follow the instruction on screen to complete the process Restore from backup Users can restore backup previously created as stated in the Create backup section from hard drive CD or DVD 1 Boot to Windows XP 2 Press Alt F10 to open the Acer eRecovery utility 3 Enter the password to pro...

Page 20: ...lication and follow the instructions on screen to re install At first launch Acer eRecovery prepares all the needed software and may take few seconds to bring up the software content window Change Password Acer eRecovery and Acer disc to disc recovery are protected by a password that can be changed by the user Follow the steps below to change the password in Acer eRecovery 1 Boot to Windows XP 2 P...

Page 21: ...tion Please enter 000000 is displayed 4 Enter six zeros and continue 5 The Acer Recovery main page appears 6 Use the arrow keys to scroll through the items operating system versions and press Enter to select Multilingual operating system installation Follow the instructions to choose the operating system and language you prefer when you first power on the system 1 Turn on the system 2 Acer s multi...

Page 22: ...sh ROM BIOS ROM size 4MB BIOS ROM package 32 pin DIP package Support protocol ACPI 2 0 APM 1 2 SMBIOS 2 3 WFM support ASD 1 03 PXE boot ROM PCI 2 3 Boot from CD ROM feature Yes Support to LS 120 FDD drive Yes Support to BIOS boot block feature Yes BIOS Hotkey List Hotkey Function Description Delete Enter BIOS Setup Utility Press while the system is booting to enter BIOS Setup Utility Item Controll...

Page 23: ...can install memory modules in any combination as long as they match the specifications Cache Memory Item Specification First Level Cache Configurations Cache function control Enable Disable by BIOS Setup Second Level Cache Configurations L2 Cache RAM type PBSRAM L2 Cache RAM size up to 1MB per core exclusive L2 Cache RAM speed One half the processor core clock frequency L2 Cache function control E...

Page 24: ...and WHQL specifications Music synthesizer Yes internal FM synthesizer Sampling rate DACs 44 1k 48k 96k 192k Hz ADCs 44 1k 48k 96k Hz MPU 401 UART support Yes Microphone jack Supported Headphone jack Supported IDE Interface Item Specification IDE controller Intel ICH7 IDE controller resident bus PCI bus Number of IDE channel 1 Support IDE interface E IDE up to PIO mode 4 and Ultra DMA 33 66 100 133...

Page 25: ... 9 pin D type female connector Features Support IrDA1 0 ASKIR protocols smart card reader protocols USB Port Item Specification Universal HCI USB 2 0 USB Class Support legacy keyboard for legacy mode USB Number support up to 8 ports Environmental Requirements Item Specifications Temperature Operating 5 C 35 C Non operating 20 60 C Storage package Humidity Operating 15 to 80 RH Non operating 10 to ...

Page 26: ...abled Enabled Disabled N A LAN Disabled Disabled Disabled Disabled RTC Disabled Enabled Disabled Disabled Modem Ring Disabled Disabled Disabled N A Power Management Devices S1 Idle S3 Suspend to RAM S4 Suspend to DIsk S5 Shut Down ...

Page 27: ...switch button modem ring in keyboard and mouse for APM mode T Resume recovery time 7 10 sec Suspend Mode T Independent power management timer 2 120 minutes time step 10 minutes or pushing external switch button T CPU goes into SMM T CPU asserts STPCLK and goes into the Stop Grant State T LED on the panel turns amber colour T Hard disk drive goes into SLEEP mode for ATA standard interface T Disable...

Page 28: ...rd drives diskette drives and peripheral T Video display type and display options T Password protection from unauthorized use T Power Management features The settings made in the Setup Utility affect how the computer performs Before using the Setup Utility ensure that you understand the Setup Utility options The Standard Configuration A standard configuration has already been set in the Setup Util...

Page 29: ...t the Setup Utility the main menu will appear The main menu of the Setup Utility displays a list of the options that are available A highlight indicates which options is currently selected Use the cursor arrow keys to move the highlight to other options When an option is highlighted execute the option by pressing Enter Some options lead to pop up dialog box that prompt you to verify that you want ...

Page 30: ...allows you to check your system hardware components without actually opening your system Hardware checking is done via software during start up This parameter specifies the version of the SMBIOS utility installed in your system T BIOS Release Date Displays the BIOS latest release date Phoenix AwardBIOS CMOS Setup Utility Product Information Product Name AST690 APFH APSK50 SystemS N R01 A0 Main Boa...

Page 31: ...p Utility Standard CMOS Features Date mm dd yy Sun Jan 1 2006 Time hh mm ss 9 33 26 f IDE Channel 0 Master None IDE Channel 0 Slave LITE ON DVD SOHD 16F IDE Channel 1 Master None IDE Channel 1 Slave None IDE Channel 2 Master ST3160612AS IDE Channel 2 Slave None IDE Channel 3 Master None IDE Channel 3 Slave None Video EGA VGA Halt On All But Keyboard BaseMemory 640K ExtendedMemory 65535K Total Memo...

Page 32: ...el 2 3 Master the item may change to Extended IDE drive T Access Mode This item defines ways that can be used to access IDE hard disks such as LBA Large Blocking Addressing Leave this value Auto and the system will automatically decide the fastest way to access the hard disk drive If you choose IDE channel 2 3 Master the item only has Large and Auto T Video EGA VGA This item defines the video mode...

Page 33: ...vice Enabled BootUpNumLockStatus On GateA20Option Fast Typematic Rate Setting Disabled Typematic Rate Chars Sec0 6 Typematic Delay Msec 250 Security Option Setup APIC Mode Enabled MPS Version Control For OS 1 4 OS Select For DRAM 64MB Non OS2 Item Help f MenuLevel 12 12 12 12 f f x x x mnlk F5 Previous Values F7 Optimized Defaults Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help Pho...

Page 34: ...rning function T CPU L1 L2 Cache Enabled All processors that can be installed in this main board use internal level 1 L1 and external level 2 L2 cache memory to improve performance Leave this item at the default value for better performance T Hyper Threading Technology Enabled This item is only available when the chipset supports Hyper Threading and you are using a Hyper Threading CPU T Quick Powe...

Page 35: ...e or disable the APIC Advanced Programmable Interrupt Controller mode APIC provides symmetric multi processing SMP for systems allowing support for up to 60 processors T MPS Version Control For OS 1 4 This item displays MPS version control for OS T OS Select For DRAM 64MB Non OS2 This item is only required if you have installed more than 64MB of memory and you are running the OS 2 operating system...

Page 36: ...This item aims to further boost the performance of a shadowed video BIOS by caching it using the processor s Level 2 cache T Memory Hole At 15M 16M Disable In order to improve performance certain space in memory can be reserved for ISA cards This memory must be mapped into the memory space below 16MB Phoenix AwardBIOS CMOS Setup Utility Advanced Chipset Feature Item Help Menu Level f SystemBIOSCac...

Page 37: ...o the integrated graphics processor when the system boots up T DVMT Mode DVMT this item allows you to select the DVMT operating mode T PEG On chip VGA Control 128MB This item allows you to adjust the shared memory size PCI Express Port 1 Auto PCI Express Port 2 Auto PCI Express Port 3 Auto PCI Express Port 4 Auto PCI Express Port 5 Auto PCI Express Port 6 Auto PCI E Compliancy Mode v1 0a Phoenix A...

Page 38: ...alues F7 Optimized Defaults Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help Phoenix AwardBIOS CMOS Setup Utility OnboardDevice Item Help ff MenuLevel IDE HDD Block Mode Enabled IDE DMA transfer access Enabled OnChip Primary PCI IDE Enabled IDE Primary Master PIO Auto IDE Primary Slave PIO Auto IDE Primary Master UDMA Auto IDE Primary Slave UDMA Auto OnChip Secondary PCI IDE Enabled...

Page 39: ...rt Disabled Enable this item if you want to use a keyboard connected through the USB port in a legacy operating system such as Dos that does not support Plug and Play T USB Mouse Support Enabled Enable this item if you want to use a mouse connected through the USB port in a legacy operating system such as DOS that does not support Plug and Play T Onboard Audio Device Enabled Use this item to enabl...

Page 40: ...ess and interrupt request IRQ for the onboard parallel port T Parallel Port Mode SSP Enables you to set the data transfer protocol for your parallel port There are four options SPP Standard Parallel Port EPP Enhanced Parallel Port ECP Extended Capabilities Port and ECP EPP T ECP Mode Use DMA 3 When the onboard parallel port is set to ECP mode the parallel port can use DMA 3 1 p g Onboard FDC Contr...

Page 41: ...e this item to specify the interrupt request line IRQ that is used by the modem You might have to connect the fax modem to the main board Wake On Modem connector for the feature to work T Suspend Mode Disabled This item allows you to enable or disable the suspend mode T HDD Power Down Disabled The IDE hard drive will spin down if it is not accessed within a specified length of time T Soft Off by P...

Page 42: ...abled additional fields become available and you can set the data day of the month hour minute and second to turn on your system When it is set to zero for the day of the month the alarm will power on your system every day at the specified time T Reload Global Timer Events Global Timer power management events are I O events whose occurrence can prevent the system from entering a power saving mode ...

Page 43: ...of the memory you want to reserve for the ISA expansion card Use the section item Reserved Memory Length to set the amount of reserved memory Press Esc to close the Memory Resources submenu T PCI VGA Palette Snoop Disabled This item is designed to overcome problems that can be caused by some non standard VGA cards This board includes a built in VGA system that does not require palette snooping so ...

Page 44: ...ing Temperature 70o C 158o F Enable you to manually set the warning temperature of the system T System Component Characteristics These field provide you with information about the systems Phoenix AwardBIOS CMOS Setup Utility PC Health Status Smart Fan Control Enabled CPU Warning Temperature 70 C 158 F Vcore 1 20V 3 3V 3 37V 5V 4 94V 12V 11 45V 5VSB 4 94V Current CPUTemperature 36 C Current SystemT...

Page 45: ...s are determined by the kind of processor you have installed in your system T CPU Clock Ratio 25X Enables you to set the CPU clock Phoenix AwardBIOS CMOS Setup Utility Frequency Control Item Help f MenuLevel CPU Clock Ratio 17X mnlk F5 Previous Values F7 Optimized Defaults Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help ...

Page 46: ...y previously entered password from CMOS memory You will be asked to confirm the password Type the new password again and press Enter You may also press Esc to abort the selection To disable password just press Enter when you are prompted to enter password A message will confirm the password being disabled Once the password is disabled the system will boot and you can enter BIOS Setup freely If you...

Page 47: ...g electrostatic discharge T Wire cutter T Phillips screwdriver may require different size NOTE The screws for the different components vary in size During the disassembly process group the screws with the corresponding components to avoid mismatches when putting back the components Machine Disassembly and Replacement Chapter 3 ...

Page 48: ...on Before You Begin Before proceeding with the disassenbly procedure make sure that you do the following 1 Turn off the power to the system and all peripherals 2 Unplug the AC adapter and all power and signal cables from the system ...

Page 49: ...tion tells you how to disassemble the system when you need to perform system service Please also refer to the disassembly video if available CAUTION Before you proceed make sure you have turned off the system and all peripherals connected to it ...

Page 50: ...s 2 1 Disconnect the AUDIO cable Aspire T690 Standard Disassembly Process 1 1 Place the system unit on a flat steady surface 1 Open the computer 1 2 Turn the housing down release the Lock handle then slide the left side door ...

Page 51: ...he PA and PD power cable from the MB connector 2 4 Disconnect the P1 power cable and ODD data cable from the MB connector Standard Disassembly Process PD power connector PA power connector P1 power cable ODD data cable USB Cable Front LED ASSY cable Card reader Cable ...

Page 52: ...or 2 6 Disconnect the ODD data cable and power cable from the rear of ODD 2 7 Disconnect the FDD data cable and power cable from the rear of FDD Standard Disassembly Process FDD data cable FDD data cable FDD power cable ODD data cable ODD power cable ...

Page 53: ...DD data cable and power cable from the rear of HDD and MB 3 1 Rail the HDD holder shown bellow then take the HDD out from the chassis Standard Disassembly Process 3 Detach the HDD FDD and ODD HDD data Cable HDD power cable ...

Page 54: ...s on the front bezel then remove the front bezel 3 3 Rail the ODD holder shown bellow then take the ODD out from the chassis 3 4 Rail the FDD holder shown bellow then take the FDD out from the chassis Standard Disassembly Process ...

Page 55: ...reader out from the chassis 5 1 Disconnect the CPU Cooler power cable shown bellow Release the screw shown bellow then take off the USB module together with the USB Audio cable 5 Detach the CPU Cooler 4 Detach the USB Module Standard Disassembly Process ...

Page 56: ...he CPU Cooler Latch then remove it Release the two latch shown bellow then remove the Memory Standard Disassembly Process 6 Remve the Memory Pull the Latch afterward After revolve the Latch Before revolve the Latch ...

Page 57: ...ake off the fan Release the eight screws shown bellow then take off the MB Release the four screws shown bellow then take off the Power supply 7 Remve the System Fan 8 Remove the Motherboard 9 Remove the Power supply Standard Disassembly Process ...

Page 58: ...Release the CPU Latch on the Socket then remove the CPU 10 Remove the CPU Standard Disassembly Process ...

Page 59: ... AcerPower FH ...

Page 60: ... ...

Page 61: ... 0 1 2 0 31 0 1 4 3 5 6 0 1 ...

Page 62: ...7 0 1 8 0 1 8 9 8 8 2 3 2 2 ...

Page 63: ...5 3 2 8 8 3 ...

Page 64: ... 8 8 8 8 8 8 8 8 8 ...

Page 65: ... 8 5 ...

Page 66: ... ...

Page 67: ... refer to generic troubleshooting guide for trougleshooting information relating to following topics T Power On Self Test POST T POST Check Points T POST Error Messages List T Error Symptoms List Chapter 4 Troubleshooting ...

Page 68: ...Label Description 1 CPU Socket LGA775 socket for Intel CoreTM Duo Pentium D Pentium 4 Celeron D CPUs 2 CPU_FAN1 CPU cooling fan connector 3 DIMM1 2 DDR2 240 pin SDRAM slots 4 FDD1 Floppy diskette drive connector Jumper and Connector Information Chapter 5 ...

Page 69: ...r 13 USB3 4 Front Panel USB headers 14 1394a1 Onboard 1394a header 15 COM2 Onboard Serial port header 16 SPDIF SPDIF out header 17 AUDIO2 Front Panel Audio header 18 CD_IN1 Analog audio input connector 19 PCI1 2 32 bit add on card slots 20 PCIEX1 PCI Express x1 slot 21 PCIEX16 PCI Express x16 slot 22 SYS_FAN1 System fan connector 23 R_USB Front Panel USB header 24 ATA12V1 Auxiliary 4 pin power con...

Page 70: ...h more than one pin are numbered When setting the jumpers ensure that the jumper caps are placed on the correct pins Illustration Description The illustrations show a 2 pin jumper When the jumper cap is placed on both pins the jumper is SHORT If you remove the jumper cap or place the jumper cap on just one pin the jumper is OPEN This illustration shows a 3 pin jumper Pins 1 and 2 are SHORT SHORT O...

Page 71: ...ettings Jumper Type Description Setting Default Illustration CLR_CMOS1 3 pin CLEAR CMOS 1 2 Normal 2 3 Clear CMOS Before clearing the CMOS make sure you have turned off the system BIOS_WP 3 pin BIOS PROTECT 1 2 Write 2 3 PROTECT 1 1 ...

Page 72: ...the standard power supply connector ATX1 5 Connect the auxiliary case power supply connector to ATX12V1 NOTE Please note that the fan connector supports the CPU cooling fan of 1 1A 2 2A 26 4W at 12V CPU_FAN1 CPU Fan Connector Pin Signal Name Function 1 GND System Ground 2 12V Power 12V 3 Sense Sensor 4 Control CPU FAN control SYS_FAN1 System Cooling Fan Connector Pin Signal Name Function 1 GND Sys...

Page 73: ...OM 7 Ground 19 COM 8 PWRGD 20 5V 9 5VSB 21 5V 10 12V 22 5V 11 12V 23 5V 12 3 3V 24 Ground ATX12V1 ATX 12V Power Connector Pin Signal Name 1 Ground 2 Ground 3 12V 4 12V Illustration Pin Signal Function Pin Signal Function 1 HDD_LED Hard disk LED 2 Power LED Power LED 3 HDD_LED Hard disk LED 4 Power LED Power LED 5 Reset_SW Reset ground 6 PWR_SW Power button signal 7 Reset_SW Reset signal 8 PWR_SW P...

Page 74: ...port header Pin Signal Name Function 1 DCDB Data Carrier Detect 2 SINB Serial Input 3 SOUTB UART B Serial Output 4 DTRB UART B Data Terminal Ready 5 GND Ground 6 DSRB Data Set Ready 7 RTSB RART B Request to Send 8 CTSB Clear to Send 9 RI Ring Indicator 10 Key No pin ...

Page 75: ...T 2R 6 SENSE1_RETURN 7 SENSE_SEND 8 KEY 9 PORT 2L 10 SENSE2_RETURN Pin Signal Name Pin Signal Name 1 TPA 6 TPB 2 TPA1 7 12V 3 GND 8 12V 4 GND 9 Key 5 TPB 10 GND Pin Signal Name Pin Signal Name 1 Ground 5 RX 2 TX 6 RX 3 TX 7 Ground 4 Ground Pin Signal Name Function 1 USBPWR0 Front panel USB power 2 USBPWR1 Front panel USB power 3 USB_FP_P0 USB port 0 negative signal 4 USB_FP_P1 USB port 1 negative ...

Page 76: ... connect your computer to the network T 1394a Port optional Use the 1394a port to connect any fireware device T USB Ports Use the USB ports to connect USB devices T Audio Ports Use the audio jacks to connect audio devices The D port is for stereo line in signal while the F port is for microphone in signal This main board supports 8 channel audio devices that correspond to the A B C and E port resp...

Page 77: ...74 Chapter 5 ...

Page 78: ...RU list of this printed Service Guide You MUST use the local FRU list provided by your regional Acer office to order FRU parts for repair and service of customer machines IMPORTANT Please note that Acer Corporation sells only the parts listed in the following table Please be reminded that though some parts are disassembled in Chapter 3 for demonstration purpose Acer Corporation does not provide th...

Page 79: ...75 Chapter 6 Exploded Diagram Item Description 1 Right cover 2 Power supply 3 Top cover 4 Optical drive 5 FDD 6 Front bezel 7 3 5 cover 8 5 25 cover ...

Page 80: ...Chapter 6 76 9 USB BKT 10 USB board 11 Left cover 12 Motherboard 13 CHASSIS 14 Fan 15 Rear IO Item Description ...

Page 81: ...77 Chapter 6 FRU List The FRU list will be updated later ...

Page 82: ...Chapter 6 78 ...

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