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AOpen OpenBook 1556, Service Manual

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94

OpenBook 1556

NOTE: 

If you cannot find a symptom or an error in this list and the problem remains, see “Undetermined 

Problems” on page 95.

Keyboard/Touchpad-Related Symptoms

Symptom / Error

Action in Sequence

Keyboard (one or more keys) does not work.

Reconnect the keyboard cable.
Keyboard
Main Board

Touchpad does not work.

Reconnect touchpad cable.
Touchpad board
Main Board

Modem-Related Symptoms

Symptom / Error

Action in Sequence

Internal modem does not work correctly.

modem board
Main Board

LAN-Related Symptoms

Symptom / Error

Action in Sequence

Internal LAN does not work correctly.

LAN board
Main Board

Wireless LAN-Related Symptoms

Symptom / Error

Action in Sequence

Internal wireless LAN does not work correctly.

right or left antenna kits
wireless LAN board
Main Board

Summary of Contents for OpenBook 1556

Page 1: ...Book 1556 Service Guide PART NO 49 44D01 001 PRINTED IN TAIWAN Service guide files and updates are available on the AOpen service website for more information please refer to http www AOpen com products nb ...

Page 2: ...II OpenBook 1556 Revision History Please refer to the table below for the updates made on OpenBook 1556 service guide Date Chapter Updates ...

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

Page 4: ...E Gives 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: ...S will 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 ...

Page 6: ...VI OpenBook 1556 ...

Page 7: ...r 36 Secondary Master 38 I O Device Configuration 40 System Security 42 Boot Options 46 Exit Setup 47 BIOS Flash Utility 48 Executing Flash Program 48 Chapter 3 Machine Disassembly and Replacement 51 General Information 52 Before You Begin 52 Disassembly Procedure Flowchart 53 Removing the Battery 55 Removing the Hard Disk Drive Module 56 Disassembling the Hard Disk Drive Module 56 Removing the Ex...

Page 8: ...ng the Modem Board Cable 77 Disassembling the 15 TFT LCD Module 78 Removing the LCD Bezel 78 Removing the Inverter Board 79 Removing the LCD Latch 79 Removing the LCD 79 Removing the LCD Coaxial Cable 80 Chapter 4 Troubleshooting 83 System Check Procedures 84 Power System Check 84 Touchpad Check 85 Phoenix BIOS Error Code Messages 86 Power On Self Test POST Error Message 89 Index of Error Messages...

Page 9: ...timedia T Super DJ panel for playing music CDs without powering on the system option T AC 97 2 2 compliant stereo audio T SPDIF line out jack T Built in microphone T DVD CD RW combo drive or DVD drive T S video output port Connectivity T High speed fax data software modem T Ethernet LAN T Fast infrared wireless communication option T 802 11b 802 11a 802 11b or 802 11g wireless LAN option Human cen...

Page 10: ...USB 2 0 ports T One IEEE 1394 port 4 pin T One S video output port T One FIR wireless communication port IrDA compliant option T One RJ 45 network jack Ethernet 10 100 1000 option replaces Ethernet Fast Ethernet jack T One Multi Media SD MS MMC card reader option T Wireless LAN mini PCI option T Audio DJ panel option System T Microsoft windows XP Home and Professional operating system ...

Page 11: ...NN INT KB Intel Pentium Mobile CPU Dothan Banias LPC DEBUG CONN OP AMP APA2020 HOST BUS Line In Mic In Line Out SPDIF 100 MHz GMCH Montara GM ICH4 M G768D LCD TV OUT CARDBUS LAN CARDBUS ONE SLOT Mini PCI 802 11 CLK GEN ICS 94239 DDR 2 266MHz MODEM MDC Card USB NS SIO PC87392 KBC SD CARD READER W83L518D VD6 INT SPKR BOARD VR AC 97 CODEC PWR SW G571 AGERE1394 FW32306 1394 CONN TRACK POINT FIR PRN Po...

Page 12: ...le connector 23 Optical drive connector 8 RJ45 RJ11 connectors 24 Keyboard cable connector 9 Modem ring cable connector 25 Keypad cable connector 10 Audio DJ connector 1556 GL GV Only 26 Hard diskette drive connector 11 Parallel port 27 Microphone connector 12 Intel Montara GME GMCH 28 Modem connector 13 External monitor port 29 FIR indicator 14 TV out connector 30 PCMCIA cardbus connector 15 Lid ...

Page 13: ...Chapter 1 5 Bottom View 1 Volume adjuster 4 Intel ICH4 M 2 Golden finger for debug 5 Memory socket 2 3 Battery connector 6 Memory socket 1 1 2 3 4 6 5 ...

Page 14: ... Display cover latch Press to unlatch the display cover 2 Optical drive Accepts a CD or DVD 3 LED indicator Lights up when the optical is active 4 Eject button Press to eject the drive tray 5 Emergency eject hole Insert a pin to eject the drive tray when power is off ...

Page 15: ...ol panel Control buttons for playing audio 4 Power button Turns on the computer power 5 Launch keys Buttons for launching frequently used programs 6 Touchpad Touch sensitive pointing device which functions like a computer mouse 7 Microphone Inputs sounds and voices into your computer 8 Click buttons left right and center The left and right buttons function like the left and right mouse buttons 9 P...

Page 16: ...8 OpenBook 1556 10 Keyboard Inputs data into your computer 11 Speakers Outputs sound Number Item Description ...

Page 17: ...card slot option Accepts a Memory Stick Secure Digital SD or MultiMedia Card MMC memory card 3 PC card slot Accepts one Type II 16 bit PC card or 32 bit CardBus PC card 4 PC card eject button Ejects the PC card from its slot 5 Infrared port option Interfaces with infrared devices e g infrared printer IR aware computer ...

Page 18: ...10 OpenBook 1556 Right Panel Number Icon Item Description 1 Security keylock Connects to a Kensington compatible computer security lock ...

Page 19: ...e g parallel printer 5 Modem jack Connects a phone line only for models with an internal fax data modem 6 Network jack Connects to an Ethernet 10 100 based network 7 IEEE 1394 port Connects to a IEEE 1394 compatible 4 pin device e g digital video camera 8 USB ports Connects to USB devices e g USB digital camera 9 Line in jack Accepts audio line in devices e g audio CD player stereo walkman 10 SPDI...

Page 20: ...n 1 Memory compartment Houses the computer s main memory 2 Hard disk bay Houses the computer s hard disk 3 Battery bay Houses the computer s battery pack 4 Battery release latch Unlatches the battery to remove it 5 Battery lock Locks unlocks the battery pack ...

Page 21: ...sed Number Icon Function Description 1 Wireless Communication Lights when the Wireless LAN capability optional is enabled 2 Power Lights when the computer is on Blinks when a battery low condition occurs 3 Sleep Blinks when computer enters Hibernation mode 4 Media Activity Lights when the hard disk or Media drive is active 5 Battery Charge Lights when the battery is being charged 6 Caps Lock Light...

Page 22: ... is on the embedded keypad is in numeric mode The keys function as a calculator complete with the arithmetic operators and Use this mode when you need to do a lot of numeric data entry A better solution would be to connect an external keypad Scroll Lock Fn F12 When Scroll Lock is on the screen moves one line up or down when you press the up or down arrow keys respectively Scroll Lock does not work...

Page 23: ... external keyboard or keypad is connected to the computer the Num Lock feature automatically shifts from the internal keyboard to the external keyboard or keypad Desired Access Num Lock On Num Lock Off Number keys on embedded keypad Type numbers in a normal manner Cursor control keys on embedded keypad Hold Shift while using cursor control keys Hold Fn while using cursor control keys Main keyboard...

Page 24: ...ombinations with this key perform shortcut functions Below are a few examples Windows Tab Activates next task bar button Windows E Explores My Computer Windows F Finds Document Windows M Minimizes All Shift Windows M Undoes Minimize All Windows R Displays the Run dialog box Application key Opens the application s context menu same as a right click ...

Page 25: ...ter in Sleep mode which can be defined via the advanced section of the Power Management Properties in the Windows Control Panel Fn n Display toggle Switches display output between the display screen external monitor if connected and both the display screen and external monitor Fn o Screen blank Turns the display screen backlight off to save power Press any key to return Fn p Speaker on off Turns t...

Page 26: ...ernet Browser P1 and P2 buttons Number Icon Function Description 1 Wireless communication This button is used to enable or disable the wireless LAN optional function 2 E mail The mail button is used to launch the E mail application 3 Internet browser By default is used to launch your Internet browser 4 P1 This button is user programmable 5 P2 This button is user programmable ...

Page 27: ...otable Windows keyboard Microsoft Simple Boot Flag BIOS password control Not available Second Level Cache Item Specification Cache controller Built in CPU Cache size 512KB 1st level cache control Always enabled 2st level cache control Always enabled Cache scheme control Fixed in write back System Memory Item Specification Memory controller Built in Intel Montara GME Onboard memory size 0MB DIMM so...

Page 28: ...23EA 20 Hitachi DK23EA 30 Hitachi DK23EA 40 Capacity MB 20G 30G 40G Bytes per sector 512 512 512 Data heads 2 2 3 Recording zone 16 16 16 Drive Format Disks 1 1 2 Spindle speed RPM 4200 RPM 4200 RPM 4200 RPM Performance Specifications Buffer size 2048KB 2048KB 2048KB Interface ATA 5 IDE ATA 5 IDE ATA 5 IDE Max media transfer rate disk buffer Mbytes s 19 4 37 1 19 4 37 1 19 4 37 1 Data transfer rat...

Page 29: ... CAV typical DVD 9 dual layer 3 200 rpm 2 3X 5 5X CAV typical CD 4 800 rpm 10 5X 24X CAV typical Write CD R 24X 20X 16X 12X 8X Zone CLV 15X in average 8X True CLV 4X True CLV CD RW 4X True CLV High Speed CD RW 10X True CLV 4X True CLV Transfer rate KB sec Sustained DVD ROM inside Min 4 495Mbytes sec Typical 4 732Mbytes sec CD ROM inside Min 1 5Mbytes sec Typical 1 575Mbytes sec Data Buffer Capacit...

Page 30: ...fication Chip vendor and model name Intel Montara GME Chip voltage Core 2 5V Memory 2 5V Supports ZV Zoomed Video port No Graph interface 4X AGP Accelerated Graphics Port bus Maximum resolution LCD 14 1 TFT XGA 1024x768 high color 15 0 TFT XGA 1024x768 high color 15 0 TFT SXGA 1400x1500 high color Maximum resolution CRT 1024x768x16M colors Video Memory Item Specification Fixed or upgradeable Fixed...

Page 31: ... parallel port IRQ in BIOS Setup IRQ7 IRQ5 USB Port Item Specification USB Compliancy Level 1 1 2 0 OHCI USB 1 1 2 0 Number of USB port 3 Location Rear side Serial port function control Enable Disable by BIOS Setup IrDA Port Item Specification IrDA FIR port controller NS SIO PC87392 Number of IrDA FIR port 1 Location Left side IrDA FIR port function control Enable disable by BIOS Setup IrDA FIR po...

Page 32: ...Q Video controller Intel Montara GME Hard disk drive controller Intel ICH4 M Keyboard controller Mitsubishi M38857 RTC Intel ICH4 M Keyboard Item Specification Keyboard controller Mitsubishi M38857 Keyboard vendor model name Darfon Total number of keypads 84 85 86 87 international language key Windows 95 keys Yes Internal external keyboard work simultaneously Yes Battery Item Specification Vendor ...

Page 33: ...bit 8 5 min 21 max Sumida 12 typ Input current mA Ambit 1 max Sumida 310 min 360 typ 410 max Output voltage Vrms no load Ambit 600 typ Sumida 1600 min Output voltage frequency kHz Ambit 40 min 70 max Sumida 50 min 54 typ 58 max Output Current Lamp Iout Min 0mA 0 6mA 1 2mA Vadj 0V Iout Max 5 5mA 6 0mA 6 5mA Vadj 3V LCD Item Specification Vendor model name IDT I 77C 02 LG LP150X05 AU Optronics B150P...

Page 34: ...e Ripple 300mvp pmax 20MHz bandwidth Load 0 A min 3 42 A max Output Ratings CC mode DC output voltage 12V 19V Constant output 4 5 0 3 A Dynamic Output Characteristics Turn on delay time 3 sec 100Vac Hold up time 6 ms min 100 Vac input full load Over Voltage Protection OVP 25 V Short circuit protection Output can be shorted without damage no broken no smoke Electrostatic discharge ESD 15kV at air d...

Page 35: ...r shuts off Display Standby Mode Keyboard built in touchpad and an external PS 2 pointing device are idle for a specified period T The display shuts off Hard Disk Standby Mode Hard disk is idle within a specified period of time T Hard disk drive is in standby mode spindle turned off Environmental Requirements Item Specification Temperature Operating 5 35 C Non operating 10 65 C Non operating 20 65...

Page 36: ...ress Map I O Address Function 00000000 00000CF7 PCI bus 00000000 0000001F Direct memory access controller 00000020 00000021 Programmable interrupt controller 00000024 00000025 Programmable interrupt controller 00000028 00000029 Programmable interrupt controller 0000002C 0000002D Programmable interrupt controller 0000002E 0000002F Motherboard resources 00000030 00000031 Programmable interrupt contr...

Page 37: ...ort 00000376 00000376 Secondary IDE channel 00000378 0000037F Printer port LPT1 000003B0 000003BB Intel R 82852 82855 GM GME graphics controller 000003C0 000003DF Intel R 82852 82855 GM GME graphics controller 000003E0 000003E1 Generic CardBus Controller 000003F6 000003F6 Primary IDE channel 000004D0 000004D1 Programmable interrupt controller 00000600 0000060F Motherboard resources 00000700 000007...

Page 38: ...ick storage MS device driver IRQ6 Winbond secure digital storage SD MMC device driver IRQ7 LPT Parallel port IRQ8 System CMOS real time clock IRQ9 Microsoft ACPI compliant system IRQ10 SMBus PIRQB Audio PIRQB Modem PIRQB LAN PIRQE CardBus PIRQF IEEE1394 PIRQF MiniPCI PIRQG IRQ11 USB1 1 PIRQA PIRQC PIRQD VGA PIRQA USB2 0 PIRQH IRQ12 PS 2 port touchpad IRQ13 Math processor IRQ14 Primary IDE channel ...

Page 39: ...e instructions T Press the w y keys to move between the parameters T Press the z xkeys to change the value of a parameter T Press the key while you are in any of the menu options to return to the main menu NOTE You can change the value of a parameter if it is enclosed in square brackets Navigation keys are shown at the bottom of the screen PhoenixBIOS Setup Utility Information Main Advanced Securi...

Page 40: ...rrent system BIOS version VGA BIOS Version The current VGA BIOS version It is got from VGA BIOS AX 5F01 KBC Version The current KBC version Serial Number Display the serial number of the computer 30 characters Asset Tag Number Display the asset tag number of the computer 32 characters Product Name Display the Product Name 15 characters Manufacturer Name Display the manufacturer Name 15 characters ...

Page 41: ...Enabled Disabled QuickBoot Mode Allow the system to skip certain tests while booting This will decrease the time needed to boot the system Enabled Disabled Startup Screen Enable to show the graphic picture screen on boot up Enabled Disabled Boot on LAN When set to enabled system will boot on LAN Notice Need to restart system for enabling Boot on LAN function Disabled Enabled Hotkey Beep Enable or ...

Page 42: ...n automatic dim in of the LCD backlight when the AC power is NOT available running on battery power Enabled Disabled F12 Multi Boot Users could choose if to display Fn F12 for multi boot message during post Enabled Disabled Parameter Description Options ...

Page 43: ...l Configuration Legacy USB Support Enable support for legacy USB Enabled or Disabled Default Wireless Device Select default wireless device when system boots up User may select preferred device as default wireless device or disable all wireless device to prevent unnecessary RF signals For the model without wireless LAN the corresponding item should be hidden Help Select Default Wireless Device whe...

Page 44: ... You enter parameters of hard disk drive installed at this connection Other ATAPI another ATAPI device is installed here IDE Removable another IDE removable device is installed here CD ROM a CD ROM drive is installed here ATAPI Removable another ATAPI removable device is installed here None no device is installed here Auto User Other ATAPI IDE Removable CD ROM ATAPI Removable None Multi Sector Tra...

Page 45: ...Autotype the drive to select the optimum transfer mode EPIO 4 DMA 2 Standard FPIO 3 DMA 1 Fast PIO 4 Fast PIO 3 Fast PIO 2 Fast PIO 1 Ultra DMA Mode Selects the Ultra DMA mode used for moving data to from the drive Autotype the drive to select the optimum transfer mode Disabled Mode 5 Mode 4 Mode 3 Mode 2 Mode 1 Mode 0 Parameter Description Options ...

Page 46: ...isk drive installed at this connection Other ATAPI another ATAPI device is installed here IDE Removable another IDE removable device is installed here CD ROM a CD ROM drive is installed here ATAPI Removable another ATAPI removable device is installed here None no device is installed here Auto User Other ATAPI IDE Removable CD ROM ATAPI Removable None Multi Sector Transfers Specify the number of se...

Page 47: ...timum transfer mode Standard EPIO 4 DMA 2 FPIO 3 DMA 1 Fast PIO 4 Fast PIO 3 Fast PIO 2 Fast PIO 1 Ultra DMA Mode Selects the Ultra DMA mode used for moving data to from the drive Autotype the drive to select the optimum transfer mode Mode 2 Disabled Mode 5 Mode 4 Mode 3 Mode 1 Mode 0 Parameter Description Options ...

Page 48: ...ameter settings NOTE When the device is disabled all the sub items will be showed as Parameter Description Options FIR Enables or disables the infrared port The infrared port is a PnP device Enabled Disabled setting won t affect the setting of the infrared port in device manager of Windows Configure FIR using options Disabled No configuration Enabled User configuration Auto BIOS or OS chooses conf...

Page 49: ...on mode is set to ECP DMA channel sets the direct memory access DMA channel for the printer to operate in ECP mode This parameter is enabled only if operation mode is set to ECP Bi directional EPP ECP Output only Base I O Address Set the base I O address for the parallel port 378 278 Interrupt Set the interrupt for the parallel port IRQ 7 IRQ 5 DMA Channel Set the DMA channel for the parallel port...

Page 50: ...ore OS boots up Help User Password controls accessing part of the setup utility It can be used to boot up when Password on boot is enabled Enter Password on boot Enable or disable password entry on boot up Enabled or Disabled Set Primary Hard Disk Password This password protects the internal hard disk to prevent from any unauthroized access When there is no hard disk existance this item should be ...

Page 51: ...rd to verify your first entry and then press e The following screen appears 4 After setting the password the computer automatically sets the chosen password parameter to Present 5 Press to return to the main menu 6 Press u The following dialogue box appears 7 Select Yes and press e to save the password and exit the BIOS utility Set Supervisor Password Enter New Password Confirm New Password Set Su...

Page 52: ...ress the e key The password box appears 2 Enter the current password and press e 3 Type the new password The password may consist of up to eight characters A Z a z 0 9 IMPORTANT Be very careful when typing your password because the characters do not appear on the screen Set Supervisor Password Enter New Password Set Supervisor Password Enter New Password Confirm New Password Enter Current Password...

Page 53: ...5 Press to return to the main menu 6 Press u The following dialogue box appears 7 Select Yes and press e to save the password and exit the BIOS utility Setup Confirmation Save Configuration changes and exit now Yes No Setup Confirmation Save Configuration changes and exit now Yes No ...

Page 54: ...d Disk exists user can also choose it to Boot If secondary hard Disk is nonexistence hide the secondary Hard Disk option Help Keys used to view or configure devices e expands or collapses devices with a or j 1 enables or disables a device p and q moves the device up and or down PhoenixBIOS Setup Utility Information Main Advanced Security Boot Exit Item Specific Help Removable Devices Hard Drive CD...

Page 55: ...ving Setup data to CMOS Load Setup Defaults Load Setup Defaults Help Load default values for all SETUP items Discard Changes Discard any changes Help Load previous values from CMOS for all SETUP items Save Changes Save changes Help Save Setup data to CMOS PhoenixBIOS Setup Utility Information Main Advanced Security Boot Exit Item Specific Help Exit Saving Changes Exit Discarding Changes Load Setup...

Page 56: ...eate a bootable disk 2 Unzip the flash file and save the three files bat exe wph to the bootable disk 3 Follow the flashA bat file s commands to flash BIOS IMPORTANT Never turn off the system power while Flash BIOS is programming This will damage your system 4 After Flash BIOS is done system will auto shut down NOTE If there are any problems occurred during BIOS update see for troubleshooting ...

Page 57: ...Chapter 2 49 ...

Page 58: ...50 OpenBook 1556 ...

Page 59: ...ist grounding strap and conductive mat for preventing electrostatic discharge T Flat screwdriver T Phillips screwdriver T Hex screwdriver T Plastic flat screwdriver NOTE The screws for the different components vary in size During the disassembly process group the screws with the corresponding components to avoid mismatch when putting back the components Chapter 3 Machine Disassembly and Replacemen...

Page 60: ...ou Begin Before proceeding with the disassembly 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 3 Remove the battery pack ...

Page 61: ...AX2 FX2 DX2 DX2 EX4 DX2 GX4 GX9 HX1 DX1 CX2 Touch Pad Holder Module DX2 DX1 HX4 IX4 CX1 Cover Switch Cable Cover Switch Bracket Cover Switch Cable Cover Switch Bracket Speaker Assembly HX1 GX2 HDD Module Launch PCB Bracket Launch PCB CX2 Main Board Optical Drive Bracket Choke Heatsink START Battery HDD Cover HDD Bracket HDD Optical Drive DIMM Cover DIMM Fan Module CPU Heat Sink CPU Modem Board RTC...

Page 62: ... u le J X 5 L C D S c re w R u b b e rs M yla rs In ve rte r B o a rd L C D L a tc h W S p rin g L C D B ra c k e ts L C D W C o a xia l C a b le L C D C o a xia l C a b le L C D B e ze l J X 1 J X 4 H X 2 C X 8 L C D W B ra c k e ts C o a xia l C a b le L C D M o d u le J X 5 L C D S c re w R u b b e rs M yla rs In ve rte r B o a rd L C D L a tc h W S p rin g L C D B ra c k e ts L C D W C o a xia...

Page 63: ... 3 55 Removing the Battery 1 Unlock the battery release button 2 Push the other battery release button in the arrow direction and lift up the battery out from the main unit 3 Remove the battery from the system ...

Page 64: ...then remove the HDD cover 3 Push the HDD module out by pulling the mylar lift up the HDD module and remove it from the unit Disassembling the Hard Disk Drive Module 1 See Removing the Battery on page 55 2 See Removing the Hard Disk Drive Module on page 56 3 Remove the two screws as shown here and then detach the HDD from the HDD bracket ...

Page 65: ...rnal DIMM Module 1 See Removing the Battery on page 55 2 Remove the two screws on the DIMM cover then remove the DIMM cover from the lower case 3 Push out the latches on both sides of the DIMM socket and then remove the DIMM module ...

Page 66: ...side of the unit and pull gently to detach the optical drive module from the main unit Disassembling the Optical Drive Module 1 See Removing the Battery on page 55 2 See Removing the Optical Drive Module on page 58 3 First remove the one screw as shown here and then detach the optical drive bracket from the optical drive ...

Page 67: ...Battery on page 55 2 Remove the two screws Push the middle cover outward on the right side and lift it up gently in the way as shown 3 Turn the middle over and put it on the keyboard Disconnect the power PCB cable from the main board as shown 4 Detach the middle cover from the main unit ...

Page 68: ...oard cable from the main board and remove the keyboard away Removing the Wireless LAN Board Optional 1 See Removing the Battery on page 55 2 See Removing the Middle Cover on page 59 3 Lift up the keyboard turn it over and put it on the upper case 4 Disconnect the two RF cables from the sockets on the wireless LAN board 5 Press the latches on both sides of the socket and then detach the wireless LA...

Page 69: ...on page 55 2 See Removing the Middle Cover on page 59 3 Lift up the keyboard turn it over and put it on the upper case 4 Put the RTC battery aside 5 Disconnect the two RF cables from the sockets on the wireless LAN board 6 Release the two RF cables from the sponge ...

Page 70: ... you may choose to disconnect the inverter cable remove the two screws on the coaxial cable and then disconnect the coaxial cable from the main board 8 Pull the two RF cables out in the way as shown and release the right RF cable from the upper case 9 Remove the one screw and then detach the right antenna from the upper case 10 Remove the one screw and then detach the left antenna from the upper c...

Page 71: ...ching the antennas back to the upper case make sure the two RF cables are routed as shown 3 The two RF cables should be beneath the inverter cable and the coaxial cable 2 Press the two RF cables into the sponge in the way as shown ...

Page 72: ...emove the two screws and put the two antennas aside Do not need to release the two RF cables from the upper casea and the sponge 5 Disconnect the inverter cable from the main board by using a plastic flat screwdriver and lift the cable up 6 Remove the two screws as shown disconnect the LCD coaxial cable from the main board and lift the cable up 7 Remove the two screws as shown 8 Remove the two scr...

Page 73: ...e Removing the Battery on page 55 2 See Removing the Middle Cover on page 59 3 See Removing the Keyboard on page 60 4 Disconnect the fan cable from the main board by using a plastic flat screwdriver remove the two screws and then detach the fan from the main board Removing the CPU Heat Sink 1 See Removing the Battery on page 55 2 See Removing the Middle Cover on page 59 3 See Removing the Keyboard...

Page 74: ...ard on page 60 4 See Removing the Fan Module on page 65 5 See Removing the CPU Heat Sink on page 65 6 Release the screw counterclockwise by using a flat screwdriver remove the CPU The use a flat screwdriver to lock the CPU socket well by turning clockwise NOTE To install the CPU first release the screw counterclockwise put the CPU back and then secure the screw clockwise to lock the socket When yo...

Page 75: ... the RTC battery NOTE Connect the RTC cable to RTC1 immediately and install the RTC battery back to the upper case to prevent the CMOS from resetting Removing the Modem Board 1 See Removing the Battery on page 55 2 See Removing the Middle Cover on page 59 3 See Removing the Keyboard on page 60 4 Disconnect the two RF cables from teh wireless LAN board 5 Release the two RF cables from the sponge an...

Page 76: ...e Removing the Antennas on page 61 5 See Removing the LCD Module on page 64 6 Disconnect the touch pad cable from the main board the microphone cable the speaker cable the cover switch cable from the main board 7 Disconnect the microphone cable the speaker cable and the cover swtich cable from the main board 8 Lift up and disconnect the launch cable from the main board 9 Release the nine screws fr...

Page 77: ...e two screws and then detach the launch PCB bracket together from the launch PCB from the upper case 8 Detach the launch PCB bracket from the launch PCB Removing the Touch Pad Holder Module 1 See Removing the Battery on page 55 2 See Removing the Middle Cover on page 59 3 See Removing the Keyboard on page 60 4 See Removing the Antennas on page 61 5 See Removing the LCD Module on page 64 6 See Sepa...

Page 78: ...er module back to the upper case make sure the latches are installed well when you slide it to install Removing the Touch Pad FPC 1 See Removing the Battery on page 55 2 See Removing the Middle Cover on page 59 3 See Removing the Keyboard on page 60 4 See Removing the Antennas on page 61 5 See Removing the LCD Module on page 64 6 See Separating the Upper Case from the Lower Case on page 68 7 See R...

Page 79: ...le Cover on page 59 3 See Removing the Keyboard on page 60 4 See Removing the Antennas on page 61 5 See Removing the LCD Module on page 64 6 See Separating the Upper Case from the Lower Case on page 68 7 See Removing the Touch Pad Holder Module on page 69 8 Put a finger under the upper case to help release the touch pad board Carefully slide the touch pad board in the direction as shown Detach the...

Page 80: ...crophone from the upper case Removing the Microphone Rubber 1 See Removing the Battery on page 55 2 See Removing the Middle Cover on page 59 3 See Removing the Keyboard on page 60 4 See Removing the Antennas on page 61 5 See Removing the LCD Module on page 64 6 See Separating the Upper Case from the Lower Case on page 68 7 See Removing the Touch Pad Holder Module on page 69 8 See Removing the Micr...

Page 81: ...e cover swtich bracket together with the cover switch cable from the upper case Be very careful when you try to remove it from the upper case 8 Detach the cover switch cable from the cover swtich bracket Removing the Speaker Assembly 1 See Removing the Battery on page 55 2 See Removing the Middle Cover on page 59 3 See Removing the Keyboard on page 60 4 See Removing the Antennas on page 61 5 See R...

Page 82: ... the Main Board 1 See Removing the Battery on page 55 2 See Removing the Hard Disk Drive Module on page 56 3 See Removing the Optical Drive Module on page 58 4 See Removing the Middle Cover on page 59 5 See Removing the Keyboard on page 60 6 See Removing the Antennas on page 61 7 See Removing the LCD Module on page 64 8 See Removing the Fan Module on page 65 9 See Removing the CPU Heat Sink on pag...

Page 83: ... on page 65 8 See Separating the Upper Case from the Lower Case on page 68 9 See Removing the Choke Heatsink on page 74 10 Remove the two screws 11 Remove the one screw as shown and detach the main board chassis from the lower case Removing I O Port Bracket 1 See Removing the Battery on page 55 2 See Removing the Hard Disk Drive Module on page 56 3 See Removing the Optical Drive Module on page 58 ...

Page 84: ...Removing the Battery on page 55 2 See Removing the Hard Disk Drive Module on page 56 3 See Removing the Optical Drive Module on page 58 4 See Removing the Middle Cover on page 59 5 See Removing the Keyboard on page 60 6 See Removing the Antennas on page 61 7 See Removing the LCD Module on page 64 8 See Removing the Fan Module on page 65 9 See Removing the CPU Heat Sink on page 65 10 See Separating...

Page 85: ... Removing the Battery on page 55 2 See Removing the Middle Cover on page 59 3 See Removing the Keyboard on page 60 4 See Removing the Modem Board on page 67 5 Disconnect the modem cable with a plastic flat screwdriver and remove it from the main board ...

Page 86: ...55 2 See Removing the Middle Cover on page 59 3 See Removing the Antennas on page 61 4 See Removing the LCD Module on page 64 5 Remove the three mylars and two screw rubbers from the LCD module 6 Remove the five screws from the LCD module 7 Snap off the LCD bezel carefully and then remove it from the LCD module ...

Page 87: ... from the LCD panel Removing the LCD Latch 1 See Removing the Battery on page 55 2 See Removing the Middle Cover on page 59 3 See Removing the Antennas on page 61 4 See Removing the LCD Module on page 64 5 See Removing the LCD Bezel on page 78 6 Carefully detach the LCD latch together with the spring from the LCD bezel Removing the LCD 1 See Removing the Battery on page 55 2 See Removing the Middl...

Page 88: ...s shown 9 Detach the LCD together with the LCD brackets from the LCD panel 10 Remove the eight screws and then detach the LCD brackets from the LCD Removing the LCD Coaxial Cable 1 See Removing the Battery on page 55 2 See Removing the Middle Cover on page 59 ...

Page 89: ...moving the Keyboard on page 60 5 See Removing the LCD Module on page 64 6 See Removing the LCD Bezel on page 78 7 See Removing the Inverter Board on page 79 8 See Removing the LCD on page 79 9 Remove the tapes disconnect and remove the coaxial cable from the LCD ...

Page 90: ...82 OpenBook 1556 ...

Page 91: ...etermine which page to go to Symptoms Verified Go To Power failure The power indicator does not go on or stay on Power System Check on page 84 POST does not complete No beep or error codes are indicated Power On Self Test POST Error Message on page 89 Undetermined Problems on page 95 POST detects an error and displayed messages on screen Error Message List on page 89 Other symptoms i e LCD display...

Page 92: ...thin the range do the following T Replace the main board T If the voltage is not correct go to the next step NOTE An audible noise from the power adapter does not always indicate a defect 3 If the power on indicator does not light up check the power cord of the power adapter for correct continuity and installation 4 If the operational charge does not work see Check the Battery Pack on page 84 Chec...

Page 93: ...eplace the battery pack If the charge indicator still does not light up replace the DC DC charger board Touchpad Check If the touchpad doesn t work do the following actions one at a time to correct the problem Do not replace a non defective FRU 1 Reconnect the touchpad cables 2 Replace the touchpad 3 Replace the main board After you use the touchpad the pointer drifts on the screen for a short tim...

Page 94: ...31 System RAM failed at offset nnnn System RAM failed at offset nnnn of in the 64k block at which the error was detected 0232 Extended RAM failed at offset nnnn Extended memory not working or not configured properly at offset nnnn 0250 System battery is dead Replace and run setup The CMOs clock battery indicator shows the battery is dead Replace the battery and run Setup to reconfigure the system ...

Page 95: ... DMA Direct Memory Access registers 02F6 Software NMI Failed Server BIOS 2 test error Cannot generate software NMI Non Maskable Interrupt 02F7 Fail Safe Timer NMI Failed Server BIOS 2 test error Fail Safe timer takes too long Device Address Conflict Address conflict for specified device Allocation Error for device Run ISA or EISA Configuration Utility to resolve resource conflict for the specified...

Page 96: ...d in the I O bus BIOS attempts to locate the address and display it on the screen If it cannot located the address it displays Press F1 to resume F2 to Setup for previous Displayed after any recoverable error message Press F1 to start the boot process or F2 to Enter Setup and change the settings Press F3 to display the previous screen usually an initialization error of an Option ROM i e an add on ...

Page 97: ...uter enter Setup and install Setup defaults or correct the error Index of Error Messages Error Message List Error Messages FRU Action in Sequence Failure Fixed Disk Reconnect hard disk drive connector Load Default Settings in BIOS Setup Utility Hard disk drive Main Board Keyboard locked Unlock key switch Unlock external keyboard Monitor type does not match CMOS Run Setup Run Load Default Settings ...

Page 98: ...IMM Main Board Fail Safe Timer NMI Failed DIMM Main Board Device Address Conflict Run Load Default Settings in BIOS Setup Utility RTC battery Main Board Allocation Error for device Run Load Default Settings in BIOS Setup Utility RTC battery Main Board Failing Bits nnnn DIMM BIOS ROM Main Board Fixed Disk n None Invalid System Configuration Data BIOS ROM Main Board I O device IRQ conflict Run Load ...

Page 99: ...LCD cable LCD inverter LCD Main Board No beep power on indicator turns on and a blinking cursor shown on LCD during POST Ensure every connector is connected tightly and correctly Main Board No beep during POST but system runs correctly Speaker Main Board LCD Related Symptoms Symptom Error Action in Sequence LCD backlight doesn t work LCD is too dark LCD brightness cannot be adjusted LCD contrast c...

Page 100: ...tem Check on page 84 Hold and press the power switch for more than 4 seconds Main Board Battery can t be charged See Check the Battery Pack on page 84 Battery pack Main Board PCMCIA Smart Card Related Symptoms Symptom Error Action in Sequence System cannot detect the PC Card PCMCIA PCMCIA Smart Card slot assembly Main Board System cannot detect the Smart Card Smart Card PCMCIA Smart Card slot asse...

Page 101: ...her than 90 Remove battery pack and let it cool for 2 hours Refresh battery continue use battery until power off then charge battery Battery pack Main Board Peripheral Related Symptoms Symptom Error Action in Sequence System configuration does not match the installed devices Enter BIOS Setup Utility to execute Load Default Settings then reboot system Reconnect hard disk CD ROM diskette drives Exte...

Page 102: ...d Main Board Touchpad does not work Reconnect touchpad cable Touchpad board Main Board Modem Related Symptoms Symptom Error Action in Sequence Internal modem does not work correctly modem board Main Board LAN Related Symptoms Symptom Error Action in Sequence Internal LAN does not work correctly LAN board Main Board Wireless LAN Related Symptoms Symptom Error Action in Sequence Internal wireless LA...

Page 103: ...t is suspected or whether the system is inoperative Follow these procedures to isolate the failing FRU do not isolate non defective FRU NOTE Verify that all attached devices are supported by the computer NOTE Verify that the power supply being used at the time of the failure is operating correctly See Power System Check on page 84 1 Power off the computer 2 Visually check them for damage If any pr...

Page 104: ...eset Keyboard Keyboard Main Board 04XXX Video error Main Board 05XXX Parallel Port error Main Board 06XXX Serial port or main board error Main Board 07XXX Diskette drive error Diskette drive Main Board 08XXX Hard disk error Reload BIOS default setting Hard disk Main Board 09XXX CD ROM error Reset CD ROM cable CD ROM drive Main Board 10XXX Co processor error Main Board 11XXX Pointing device error R...

Page 105: ...CD coaxial cable connector 22 KB1 Keyboard cable connector 8 RJ45 RJ45 RJ11 connectors 23 TPAD1 Keypad cable connector 9 Ring1 Modem ring cable connector 24 HDD1 Hard diskette drive connector 10 CN1 Audio DJ connector 25 MIC1 Microphone connector 11 PRT1 Parallel port 26 MDC1 Modem connector 12 CRT1 External monitor port 27 U50 FIR indicator 13 TV1 TV out connector 28 CBUS1 PCMCIA cardbus connecto...

Page 106: ...98 OpenBook 1556 Bottom View 1 Golden finger for debug 3 DM2 Memory socket 2 2 BAT1 Battery connector 4 DM1 Memory socket 1 1 2 3 4 ...

Page 107: ...change is made it will not be noted on the printed Service Guide For AUTHORIZED SERVICE PROVIDERS your office may have a DIFFERENT part number code from those given in the FRU list of this printed Service Guide You MUST use the local FRU list provided by your regional office to order FRU parts for repair and service of customer machines NOTE To scrap or to return the defective parts you should fol...

Page 108: ...100 OpenBook 1556 OpenBook 1556 Exploded Diagram ...

Page 109: ... L05 C2 LCD 15 XGA TFT N150X3 L05 C2 NS LCD 14 1 XGA CHIMEI N141X6 L01 08 LCD 14 1 XGA TFT N141X6 L01 08 Cables Antenna NS LCD COAXIAL CABLE 15 1 LCD CABLE LCD COAXIAL 15 1 LCD NS LCD COAXIAL CABLE 14 1 LCD C A COAXIAL CABLE FOR CMO 14 NS MODEM CABLE CABLE RJ11 2 WIRELESS ANTENNA RIGHT ANTENNA RIGHT B2M 1 WIRELESS ANTENNA LEFT BLACK ANTENNA LEFT B2M ...

Page 110: ...R CAES AL ASSY LOWER CASE B2I NS DIMM COVER W SCREW GL ASSY DIMM DOOR CU B2I 8 DIMM COVER W SCREW AL ASSY DIMM COVER B2I NS HDD COVER W SCREW GL ASSEMBLY HDD COVER B2M 13 HDD COVER W SCREW AL ASSY HDD COVER B2I NS LCD PANEL 14 1 15 GL ASSEMBLY LCD BEZEL 15 1 B2M NS LCD PANEL 14 1 15 AL AV ASSY LCD 14 15 PANEL 1 Picture No Partname Description ...

Page 111: ...BEZEL14 PAINTING NS HDD BRACKET ASSEMBLY HDD BRACKET B2M NS HINGE PACK 15 LEFT RIGHT HINGE LEFT 15 1 LCD B2M NS HINGE PACK 14 1 LEFT RIGHT HINGE LEFT 14 1 LCD B2M NS LAUNCH BOARD BRACKET BRACKET LAUNCH PCB B2I NS UPPER CASE W COVER SWITCH CABLE TOUCHPAD MODULE MICROPHONE GL ASSEMBLY UPPER CASE B2M Picture No Partname Description ...

Page 112: ...Y MIDDLE COVER B2M 12 MIDDLE COVER W POWER BOARD AL ASSY MIDDLE COVER B2I ID 2 Boards NS INVERTER BOARD INVERTER 15 TWS 058 029 NS LAUNCH BOARD CABLE LAUNCH PCB W WIRE NS LAUNCH BOARD ASSEMBLY W COVER SCREW ASSY LAUNCH KEY CVR GENERI B2M NS MODEM BOARD MODEM MDC AMBIT T60M283 10 01 Battery NS RTC BATTERY BATTERY RTC FOR PORON Picture No Partname Description ...

Page 113: ...apter Power cord NS ADAPTER 70W 19V ADPT 70W 19V CCC PA 1700 02AB POWER CORD CORD H05VV F 3G K15081H5183BPL Speaker NS SPEAKER SPEAKER 13 5MM 6MM B2M NS SPEAKER MODULE LEFT RIGHT SPEAKER ASS Y B2I Heatsink 9 CPU HEATSINK W O FAN ASSEMBLY CPU HEAT SINK B2M Picture No Partname Description ...

Page 114: ...Y FAN B2M Main board 23 MAINBOARD B2I W MODEM MODEM CABLE RTC BATTERY D2I MB 2 W O CPU DIP Miscellaneous NS LCD SCREW MYLAR LOWER AL MYLAR SCREW COVER B2I NS MICROPHONE RUBBER RUBBER MIC 610 NS LCD SCREW RUBBER UPPER AL RUB SCREW COVER MAXDATA SILVER Picture No Partname Description ...

Page 115: ...B2M NS LCD SCREW RUBBER GL RUB SCREW COVER B2M BLACK Screws NS SCREW SCR HEX NUT W WASHER NYLOK 4 NS SCREW SCREW MACH FLAT M3 2 8 NS SCREW SCRW MACH FLT M2 L3BK NI NYLOK 17 SCREW WCH MSN CZ SCREW M2 5X5 NS SCREW SCRW M2 5 5 WAFER B ZN Picture No Partname Description ...

Page 116: ...108 OpenBook 1556 19 SCREW SRW M2 5 8L B ZN NYLOK 700 20 SCREW SCRW M2 4 WAFER NI 16 SCREW SCRW MAC PAN M2 L9 3COL ZN SPR 18 SCREW SCRW MACH PAN NYLOK M2 5 10 NI Picture No Partname Description ...

Page 117: ...is tested under Windows XP Refer to the following lists for components adapter cards and peripherals which have passed these tests Regarding configuration combination and test procedures please refer to the OpenBook 1556 Compatibility Test Report released by the Mobile System Testing Department Test Compatible Components Appendix A ...

Page 118: ...R Neweb Power Cord 125V UL 3P K01081B1183WP King Cord Basic PC Card List LAN Card 3Com EtherLink III 3C589D IBM EtherJet CardBus Adapter 10 100 PEN 936 Intel EtherExpress Pro 100 Mobile Adapter MBLA3200 Xircom CardBus Ethernet 10 100 32bit CBE 10 100BTX Modem Card 3Com Megahertz 56K Modem PC Card Xircom CreditCard Modem 56 IBM 56K Double Jack Modem 02K4197 Combo Card IBM 10 100 EtherJet CardBus Re...

Page 119: ... I O Peripheral I O External CRT Acer 211c 21 ViewSonic PF790 19 Acer FP751 17 TFT LCD IBM Color TFT LCD 14 9514 B03 Compaq Color Monitor V70 Net Color Monitor 20 Mozo 17 TFT LCD DVI I O Projector NEC MultiSync MT 1040 I O PS2 Serial Keyboard Mouse IBM 101 Key Keyboard KB 454 IBM 109 Key Keyboard 5576 B06 Acer PS2 Ksyboard 6311 C4C Acer KB 101 A GQ87EEKB 101A IBM Numeric KeyPad III 79F6408 Acer Ac...

Page 120: ...e PC Video Camera VCAM U1 Nikon Superhigh Performance 3X Zoom COOLPIX990 I O USB Storage Drive Logitech CDRW DVDROM combo USB interface Iomega USB Zip 250MB Argosy Ultra Slim CDRW USB 2 0 Plextor Burn Proof CDRW USB 2 0 Fujitsu MO 1300 1 3G USB 2 0 Fujitsu 30G HDD USB 2 0 Sony DVDROM USB 2 0 IO Data DVDROM USB 2 0 IBM 32MB USB Memory Key Trek 32MB USB Memory Key I O USB Hub Belkin 4 Port USB Hub F...

Page 121: ...Appendix A 113 I O Access Point 802 11a Intel Pro Wireless 5000 I O TV NTSC PAL Sony 29 Trinitron KV XA29N90 Item Specifications ...

Page 122: ...114 OpenBook 1556 ...

Page 123: ...ware utilities T Schematics T Spare parts lists T Chips T TABs Technical Announcement Bulletin The service repair section provides you with downloadable information on T Troubleshooting guides T Tooling box information T Repair instructions for specific models T Basic repair guidelines T Debug cards for latest models For these purposes we have included an Acrobat File to facilitate the problem fre...

Page 124: ...116 OpenBook 1556 ...

Page 125: ...res 84 Battery 84 Memory 84 Power Adapter 84 Power System Checkout 84 Touchpad 85 computer on indicator 13 Core logic 24 CPU core voltage 19 I O voltage 19 package 19 type 19 D DIMM 19 package 19 Speed 19 voltage 19 Disassembly Battery Pack 55 Machine 51 Procedure Flowchart 53 Display 3 display hotkeys 17 Display Standby Mode 27 DMA Channel Assignment 30 DVD ROM Interface 21 E Environmental Requir...

Page 126: ...m lock on indicator 13 O Online Support Information 115 P Panel 6 Bottom 12 left 6 Rear 10 right 10 Parallel Port 23 parallel port setting in BIOS Utility 41 PC Card 13 19 24 PCMCIA 24 Pentium III 19 Phoenix BIOS Error Code Messages 86 POST 89 Power Management 27 Power System Check 84 Battery Pack 84 Power Adapter 84 Power System Checkout 84 Processor 19 R RMA 99 RTC 24 S Screw List 54 Second Leve...

Page 127: ...Chapter 3 119 V Video 22 Resolutions 22 Video controller 24 W Windows XP Environment Test 110 ...

Page 128: ...120 OpenBook 1556 ...

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