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AOpen OpenBook 1556 Service Manual

AOpen OpenBook 1556 Service Manual

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OpenBook 1556
Service Guide
Service guide files and updates are available
on the AOpen service website; for more information,
please refer to
http://www.AOpen.com/products/nb
PART NO.: 49.44D01.001
PRINTED IN TAIWAN

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Summary of Contents for AOpen OpenBook 1556

  • Page 1 OpenBook 1556 Service Guide Service guide files and updates are available on the AOpen service website; for more information, please refer to http://www.AOpen.com/products/nb PART NO.: 49.44D01.001 PRINTED IN TAIWAN...

  • Page 2: Revision History

    Revision History Please refer to the table below for the updates made on OpenBook 1556 service guide. Date Chapter Updates OpenBook 1556...
  • Page 3 Copyright Copyright © 2003 by AOpen Corporation. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of AOpen Corporation.
  • Page 4 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. OpenBook 1556...
  • Page 5 Preface Before using this information and the product it supports, please read the following general information. This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION decided for our "global" product offering. To better fit local market requirements and enhance product competitiveness, your regional office MAY have decided to extend the functionality of a machine (e.g.
  • Page 6 OpenBook 1556...

  • Page 7: Table Of Contents

    Table of Contents Chapter 1 System Specifications Features ............1 System Block Diagram .
  • Page 8 FRU (Field Replaceable Unit) List OpenBook 1556 Exploded Diagram ....... . .100...

  • Page 9: System Specifications

    Chapter 1 System Specifications Features This computer was designed with the user in mind. Here are just a few of its many features: Performance Intel Pentium M processor 14.1-inch or 15.0-inch TFT (Thin Film Transistor) LCD at 1024 x 768 XGA (eXtended Graphics Array) resolution, or 15.0-inch TFT LCD at 1400 x 1050 SXGA+ (Super eXtended Graphic Array Plus) resolution, all displaying in 32-bit color depth.
  • Page 10 One FIR wireless communication port (IrDA-compliant) (option) One RJ-45 network jack (Ethernet 10/100/1000) (option); replaces Ethernet/Fast Ethernet jack One Multi-Media (SD/MS/MMC card) reader (option) Wireless LAN (mini-PCI) (option) Audio DJ panel (option) System Microsoft windows XP Home and Professional operating system OpenBook 1556...

  • Page 11: System Block Diagram

    System Block Diagram Intel Pentium Intel Pentium Mobile CPU Mobile CPU Mobile CPU Mobile CPU Mobile CPU Mobile CPU Mobile CPU Mobile CPU CLK GEN CLK GEN CLK GEN CLK GEN CLK GEN CLK GEN CLK GEN CLK GEN Banias Banias Banias Banias...

  • Page 12: Board Layout

    Hard diskette drive connector Parallel port Microphone connector Intel Montara GME (GMCH) Modem connector External monitor port FIR indicator TV-out connector PCMCIA cardbus connector Lid cover switch cable connector Launch key cable connector AC adapter connector SD/MS/MMC card reader socket OpenBook 1556...

  • Page 13: Bottom View

    Bottom View Volume adjuster Intel ICH4-M Golden finger for debug Memory socket 2 Battery connector Memory socket 1 Chapter 1...

  • Page 14: Outlook View

    Optical drive Accepts a CD or DVD LED indicator Lights up when the optical is active Eject button Press to eject the drive tray Emergency eject hole Insert a pin to eject the drive tray when power is off OpenBook 1556...

  • Page 15: Top View

    Top View Number Item Description Display screen Also called LCD (liquid-crystal display), displays computer output. Status indicators LEDs (light-emitting diode) that turn on and off to show the status of the computer, its functions and components. Super DJ control panel Control buttons for playing audio.
  • Page 16 Number Item Description Keyboard Inputs data into your computer. Speakers Outputs sound. OpenBook 1556...

  • Page 17: Left Panel

    Left Panel Number Icon Item Description Volume control Adjusts the volume. Memory Stick / Secure Accepts a Memory Stick, Secure Digital (SD) or MultiMedia Digital card slot Card (MMC) memory card. (option) PC card slot Accepts one Type II 16-bit PC card or 32-bit CardBus PC card.

  • Page 18: Right Panel

    Right Panel Number Icon Item Description Security keylock Connects to a Kensington-compatible computer security lock. OpenBook 1556...

  • Page 19: Rear Panel

    Rear Panel Number Icon Item Description DC-in jack Connects to an AC adapter. S-video out port Connects to a television or display device with S- video input. External monitor port Connects to a display monitor (up to 2048x1536 resolution). Parallel port Connects to a parallel device (e.g., parallel printer).

  • Page 20: Bottom Panel

    Description Memory compartment Houses the computer’s main memory. Hard disk bay Houses the computer’s hard disk. Battery bay Houses the computer’s battery pack. Battery release latch Unlatches the battery to remove it. Battery lock Locks/unlocks the battery pack. OpenBook 1556...

  • Page 21: Indicators

    Indicators The computer has seven easy-to-read status icons on the bottom of the display screen. The Power, Sleep status and Wireless Communication icons are visible even when you close the display cover so you can see the status of the computer while the cover is closed. Number Icon Function...

  • Page 22: Lock Keys

    A better solution would be to connect an external keypad. Scroll Lock 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 with some applications. (Fn-F12) OpenBook 1556...

  • Page 23: Embedded Numeric Keypad

    Embedded Numeric Keypad The embedded numeric keypad functions like a desktop numeric keypad. It is indicated by small characters located on the upper right corner of the key caps. To simplify the keyboard legend, cursor-control key symbols are not printed on the keys. Desired Access Num Lock On Num Lock Off...

  • Page 24: Windows Keys

    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). OpenBook 1556...

  • Page 25: Hot Keys

    Hot Keys The computer employs hot keys or key combinations to access most of the computer’s controls like screen contrast and brightness, volume output and the BIOS Utility. To activate hot keys, press and hold the Fn key before pressing the other key in the hot key combination. Hot Key Icon Function...

  • Page 26: Launch Keys

    This button is used to enable or disable the wireless LAN communication (optional) function. E-mail The mail button is used to launch the E-mail application. Internet browser By default, is used to launch your Internet browser. This button is user-programmable. This button is user-programmable. OpenBook 1556...

  • Page 27: Hardware Specifications And Configurations

    Hardware Specifications and Configurations Processor Item Specification CPU type Intel Mobile Pentium M 1.3GHz - 1.7GHz processor with 512KB L2 on-die Cache CPU package Micro-FCPGA package CPU core voltage 1.3V CPU I/O voltage 1.2V BIOS Item Specification BIOS vendor Phoenix BIOS Version BIOS ROM type Flash ROM...
  • Page 28 DMA Mode 2) DMA Mode 2) 100 MB/Sec. 100 MB/Sec. 100 MB/Sec. (Ultra DMA Mode 5) (Ultra DMA Mode 5) (Ultra DMA Mode 5) DC Power Requirements Voltage tolerance 5V(DC) +/- 5% 5V(DC) +/- 5% 5V(DC) +/- 5% OpenBook 1556...
  • Page 29 DVD-ROM Interface Item Specification Vendor & model name LiteON LSD-081 Rotational speed CD-ROM read: 5,000 rpm DVD-ROM read: 5,000 rpm Transfer rate (KB/sec.) Sustained: DVD-ROM inside: Min.: 4.6Mbytes/sec. CD-ROM inside: Min.: 1.575Mbytes/sec. Data Buffer Capacity 256 KBytes Interface IDE/ATAPI Applicable disc format CD-DA, CD ROM Mode-1, CD-ROM/XA Mode-2 Form-1 and Form-2, CD-I Ready, Video-CD (MPEG-1), Karaoke CD, Photo-CD, Enhanced CD, CD extra, I-Trax CD, UDF, and CD-TEXT.
  • Page 30 Video memory size 64MB Video Resolutions Mode 8 bits 16 bits 24 bits 32 bits Resolution (256 colors) (High color) (True color) (True color) 640x480 720x480 800x600 848x480 1024x768 (Maximum for: 14.1” TFT XGA, 15.0” TFT XGA, External CRT) 1152x864 OpenBook 1556...
  • Page 31 Video Resolutions Mode 8 bits 16 bits 24 bits 32 bits Resolution (256 colors) (High color) (True color) (True color) 1280x1024 1400x1050 (Maximum for: 15.0” TFT SXGA+) Parallel Port Item Specification Parallel port controller NS SIO PC87392 Number of parallel port Location Rear side Connector type...
  • Page 32 Internal & external keyboard work simultaneously Battery Item Specification Vendor & model name Sanyo BTP-52EW Battery Type Li-Ion Pack capacity 4400 mAH Cell voltage V/cell Number of battery cell Package configuration 4 cells in series, 2 in parallel Package voltage 14.8 V OpenBook 1556...
  • Page 33 DC-AC LCD Inverter Item Specification Vendor & model name Ambit T62I194.06 Sumida TWS-458-017 Input voltage (V) Ambit 8.5 (min.) 21 (max.) Sumida 12 (typ.) Input current (mA) Ambit 1 (max.) Sumida 310(min.) 360(typ.) 410(max.) Output voltage (Vrms, Ambit 600 (typ.) no load) Sumida 1600(min.)
  • Page 34 0.25 mA max. (@ 254 Vac, 60Hz) Regulatory Requirements Internal filter meets: 1. FCC class B requirements. (USA) 2. VDE 243/1991 class B requirements. (German) 3. CISPR 22 Class B requirements. (Scandinavia) 4. VCCI class II requirements. (Japan) OpenBook 1556...

  • Page 35: Environmental Requirements

    Power Management Power Saving Mode Phenomenon Standby Mode The Sleep indicator lights up Waiting time specified by the System Standby value or the operating system elapses without any system activity. When the computer is about to enter Hibernation mode (e.g., during a battery-low condition), but the Hibernation file is invalid or not present.

  • Page 36: Mechanical Specification

    00000060-00000060 Standard 101/102-key or Microsoft natural PS/2 keyboard 00000061-00000061 Motherboard resources 00000062-00000062 Microsoft ACPI-compliant Embedded controller 00000063-00000063 Motherboard resources 00000064-00000064 Standard 101/102-key or Microsoft natural PS/2 keyboard 00000065-00000065 Motherboard resources 00000066-00000066 Microsoft ACPI-compliant embedded controller 00000067-00000067 Motherboard resources OpenBook 1556...
  • Page 37 I/O Address Map I/O Address Function 00000070-00000077 System CMOS/real time clock 00000080-00000080 Motherboard resources 00000081-0000008F Direct memory access controller 00000090-00000091 Direct memory access controller 00000092-00000092 Motherboard resources 00000093-0000009F Direct memory access controller 000000A0-000000A1 Programmable interrupt controller 000000A4-000000A5 Programmable interrupt controller 000000A8-000000A9 Programmable interrupt controller 000000AC-000000AD...
  • Page 38 PS/2 port touchpad IRQ13 Math processor IRQ14 Primary IDE channel IRQ15 Secondary IDE channel DMA Channel Assignment DMA Channel Function DRQ0 Reserved DRQ1 Reserved DRQ2 Reserved DRQ3 IrDA FIR DRQ4 DMA controller DRQ5 Reserved DRQ6 Reserved DRQ7 Reserved OpenBook 1556...

  • Page 39: System Utilities

    Chapter 2 System Utilities BIOS Setup Utility The BIOS Setup Utility is a hardware configuration program built into your computer’s BIOS (Basic Input/ Output System). Your computer is already properly configured and optimized, and you do not need to run this utility. However, if you encounter configuration problems, you may need to run Setup.

  • Page 40: System Information

    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) UUID Number Display the universally unique identifier of your computer. (16 Byte Hex digital) OpenBook 1556...

  • Page 41: Main System Settings

    Main System Settings The Main System Settings screen allows you to set the system date and time. PhoenixBIOS Setup Utility Main Information Advanced Security Boot Exit System Time: [xx:xx:xx] Item Specific Help System Date: [xx/xx/xxxx] Boot Display [Auto] <Tab>, <Shift-Tab>, or Screen Expansion [Enabled] <Enter>...
  • Page 42 The system will support an automatic dim in of the Enabled LCD backlight when the AC power is NOT Disabled available (running on battery power). F12 Multi-Boot Users could choose if to display ‘Fn-F12 for multi- Enabled boot’ message during post Disabled OpenBook 1556...

  • Page 43: Advanced Information

    Advanced Information The Advanced Information screen contains parameter values that define how your computer behaves on system startup. PhoenixBIOS Setup Utility Information Main Advanced Security Boot Exit Primary Master [xxxxxxxxxx] Item Specific Help Secondary Master [xxxxxxxxxx] I/O Device Configuration IDE Primary Master Drive. Legacy USB Support [Enabled] Default Wireless Device...

  • Page 44: Primary Master

    Specify the number of sectors per block for multiple 16 Sectors sector transfers. Disabled 8 Sectors 4 Sectors 2 Sectors LBA Mode Control Enabling LBA causes Logical Block Adddressing to Enabled be used in place of Cylinders, Heads and Sectors. Disabled OpenBook 1556...
  • Page 45 Parameter Description Options 32 Bit I/O The setting of 32 bit IDE data transfers . Disabled Enabled Transfer Mode Select the method for moving data to/from the drive. EPIO 4/DMA 2 Autotype the drive to select the optimum transfer Standard mode.

  • Page 46: Secondary Master

    4 Sectors 2 Sectors LBA Mode Control Enabling LBA causes Logical Block Adddressing to Disabled be used in place of Cylinders, Heads and Sectors. Enabled 32 Bit I/O The setting of 32 bit IDE data transfers . Disabled Enabled OpenBook 1556...
  • Page 47 Parameter Description Options Transfer Mode Select the method for moving data to/from the drive. Standard Autotype the drive to select the optimum transfer EPIO 4/DMA 2 mode. 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 Mode 2...

  • Page 48: I/O Device Configuration

    Auto: BIOS or OS chooses configuration Mode Base I/O Address Set the base I/O address for FIR. Interrupt Set the interrupt for FIR. IRQ 3 IRQ 4 DMA Channel Set the DMA channel for FIR. DMA 1 DMA 3 OpenBook 1556...
  • Page 49 Parameter Description Options Parallel Port Enables or disable the parallel port. Enabled The parallel port is a PnP device. Enabled/Disabled Disabled setting won’t affect the Windows Device Manager Auto setting of the parallel port. Configure Parallel Port using options: Disabled: No configuration Enabled: User configuration Auto: BIOS or OS chooses configuration Mode...

  • Page 50: System Security

    When there is no hard disk existance, this item should be hidden. If S/W jumper: Hide HDD Password is Enabled, this item should be hidden. Help: Input HDD Password to prevent from any unauthorized access to the internal hard disk. OpenBook 1556...
  • Page 51 Setting a Password Follow these steps: Use the cursor keys to highlight a Password parameter (Supervisor Password, User Password, or Primary Hard Disk Password) and press the key. The password box appears as below if choosing Set Supervisor Password: S et S upervisor P assw ord S et S upervisor P assw ord E nter N ew P assw ord E nter N ew P assw ord...
  • Page 52 Enter the current password and press 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. OpenBook 1556...
  • Page 53 Press . Retype the password to verify your first entry and press Press to return to the main menu. Press . The following dialogue box appears. Setup Confirm ation Setup Confirm ation Save Configuration changes and exit now? Save Configuration changes and exit now? [Yes] [Yes] [N o]...

  • Page 54: Boot Options

    Hard Disk option. Help: Keys used to view or configure devices: < > expands or collapses devices with a + or - < +1> enables or disables a device < >and < > moves the device up and or down. OpenBook 1556...

  • Page 55: Exit Setup

    Exit Setup This menu contains exit options. PhoenixBIOS Setup Utility Information Main Advanced Security Boot Exit Exit Saving Changes Item Specific Help Exit Discarding Changes Load Setup Defaults Discard Changes Exit System Setup and Save Changes save your changes to CMOS.

  • Page 56: Bios Flash Utility

    IMPORTANT:Never turn off the system power while Flash BIOS is programming. This will damage your system. After Flash BIOS is done, system will auto shut down. NOTE: If there are any problems occurred during BIOS update, see for troubleshooting. OpenBook 1556...
  • Page 57 Chapter 2...
  • Page 58 OpenBook 1556...

  • Page 59: Machine Disassembly And Replacement

    Chapter 3 Machine Disassembly and Replacement This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting. To disassemble the computer, you need the following tools: Wrist grounding strap and conductive mat for preventing electrostatic discharge Flat screwdriver Phillips screwdriver Hex screwdriver...

  • Page 60: General Information

    Before proceeding with the disassembly procedure, make sure that you do the following: Turn off the power to the system and all peripherals. Unplug the AC adapter and all power and signal cables from the system. Remove the battery pack. OpenBook 1556...

  • Page 61: Disassembly Procedure Flowchart

    Disassembly Procedure Flowchart The flowchart on the succeeding page gives you a graphic representation on the entire disassembly sequence and instructs you on the components that need to be removed during servicing. For example, if you want to remove the main board, you must first remove the keyboard, then disassemble the inside assembly frame in that order.

  • Page 62: Screw List

    SCREW DIMM COVER STEEL (BLACK) SCREW M3X L2.8 (GOLDEN) SCREW M2XL3 NYLOK (BLACK) SCREW M2.5XL5 NYLOK (SILVER) SPRING SCREW (SCREW) SCREW M2.5XL10 (SILVER) SCREW M2.5 X L8 (BLACK) SCREW M2XL4 NYLOK (SILVER) SCREW HEX W/ WASHER (SILVER) SCREW M2.5XL5 NYLOK (BLACK) OpenBook 1556...

  • Page 63: Removing The Battery

    Removing the Battery Unlock the battery release button. Push the other battery release button in the arrow direction and lift up the battery out from the main unit. Remove the battery from the system. Chapter 3...

  • Page 64: Removing The Hard Disk Drive Module

    Disassembling the Hard Disk Drive Module See “Removing the Battery” on page 55 See “Removing the Hard Disk Drive Module” on page 56 Remove the two screws as shown here, and then detach the HDD from the HDD bracket. OpenBook 1556...

  • Page 65: Removing The External Dimm Module

    Removing the External DIMM Module See “Removing the Battery” on page 55 Remove the two screws on the DIMM cover, then remove the DIMM cover from the lower case. Push out the latches on both sides of the DIMM socket and then remove the DIMM module. Chapter 3...

  • Page 66: Removing The Optical Drive Module

    Disassembling the Optical Drive Module See “Removing the Battery” on page 55 See “Removing the Optical Drive Module” on page 58 First remove the one screw as shown here, and then detach the optical drive bracket from the optical drive. OpenBook 1556...

  • Page 67: Disassembling The Main Unit

    Disassembling the Main Unit Removing the Middle Cover See “Removing the Battery” on page 55 Remove the two screws. Push the middle cover outward on the right side, and lift it up gently in the way as shown. Turn the middle over and put it on the keyboard. Disconnect the power PCB cable from the main board as shown.

  • Page 68: Removing The Keyboard

    Lift up the keyboard, turn it over and put it on the upper case. Disconnect the two RF cables from the sockets on the wireless LAN board. Press the latches on both sides of the socket, and then detach the wireless LAN board. OpenBook 1556...

  • Page 69: Removing The Antennas

    Removing the Antennas See “Removing the Battery” on page 55 See “Removing the Middle Cover” on page 59 Lift up the keyboard, turn it over and put it on the upper case. Put the RTC battery aside. Disconnect the two RF cables from the sockets on the wireless LAN board. Release the two RF cables from the sponge.
  • Page 70 Pull the two RF cables out in the way as shown and release the right RF cable from the upper case. 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 case. OpenBook 1556...
  • Page 71 NOTE: 1. When attaching 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. Chapter 3...

  • Page 72: Removing The Lcd Module

    Disconnect the inverter cable from the main board by using a plastic flat screwdriver and lift the cable up. Remove the two screws as shown, disconnect the LCD coaxial cable from the main board and lift the cable up. Remove the two screws as shown. Remove the two screws. OpenBook 1556...

  • Page 73: Removing The Fan Module

    Lift up the LCD module carefully. NOTE: When connecting the inverter cable and coaxial cable back to the unit, please note that the two cables should be routed as shown. Removing the Fan Module See “Removing the Battery” on page 55 See “Removing the Middle Cover”...

  • Page 74: Removing The Cpu

    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 you reinstall the CPU back to its socket, please put it back with the triangle mark this side as shown here. OpenBook 1556...

  • Page 75: Removing The Rtc Battery

    Removing the RTC Battery See “Removing the Battery” on page 55 See “Removing the Middle Cover” on page 59 See “Removing the Keyboard” on page 60 Disconnect the RTC cable from the mainboard and remove 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.

  • Page 76: Separating The Upper Case From The Lower Case

    Lift up and disconnect the launch cable from the main board. Release the nine screws from the bottom of the main unit and the other one as shown, and then remove the upper case from the main unit gently. OpenBook 1556...

  • Page 77: Removing The Launch Pcb Bracket And Launch Pcb

    Removing the Launch PCB Bracket and Launch PCB See “Removing the Battery” on page 55 See “Removing the Middle Cover” on page 59 See “Removing the Keyboard” on page 60 See “Removing the Antennas” on page 61 See “Removing the LCD Module” on page 64 See “Separating the Upper Case from the Lower Case”...

  • Page 78: Removing The Touch Pad Fpc

    See “Removing the LCD Module” on page 64 See “Separating the Upper Case from the Lower Case” on page 68 See “Removing the Touch Pad Holder Module” on page 69 Detach the touch pad FPC in the way as shown. OpenBook 1556...

  • Page 79: Removing The Touch Pad Board

    NOTE: When attaching the touch pad FPC back to the touch pad holder, please make sure the points on the touch pad holder are well inserted as shown. Removing the Touch Pad Board See “Removing the Battery” on page 55 See “Removing the Middle Cover”...

  • Page 80: Removing The Microphone

    See “Removing the Touch Pad Holder Module” on page 69 See “Removing the Microphone” on page 72 Detach the microphone from microphone rubber. NOTE: When attaching the microphone to the microphone rubber, please pay attention to the way how it is attached. OpenBook 1556...

  • Page 81: Removing The Cover Switch Bracket And Cover Swtich Cable

    Removing the Cover Switch Bracket and Cover Swtich Cable See “Removing the Battery” on page 55 See “Removing the Middle Cover” on page 59 See “Removing the Keyboard” on page 60 See “Removing the Antennas” on page 61 See “Removing the LCD Module” on page 64 See “Separating the Upper Case from the Lower Case”...

  • Page 82: Removing The Choke Heatsink

    10. See “Separating the Upper Case from the Lower Case” on page 68 11. See “Removing the Choke Heatsink” on page 74 12. Remove the two screws on the main board as shown below and then detach the main board from the lower case with caution. OpenBook 1556...

  • Page 83: Removing The Main Board Chassis

    Removing the Main Board Chassis See “Removing the Battery” on page 55 See “Removing the Middle Cover” on page 59 See “Removing the Keyboard” on page 60 See “Removing the Antennas” on page 61 See “Removing the LCD Module” on page 64 See “Removing the Fan Module”...

  • Page 84: Removing The Pcmcia Socket

    11. See “Removing the Choke Heatsink” on page 74 12. See “Removing the Main Board” on page 74 13. See “Removing the Main Board Chassis” on page 75 14. Release the four screws with a screwdriver and detach the PCMCIA socket from the main board. OpenBook 1556...

  • Page 85: Removing The Modem Board Cable

    Removing the Modem Board Cable See “Removing the Battery” on page 55 See “Removing the Middle Cover” on page 59 See “Removing the Keyboard” on page 60 See “Removing the Modem Board” on page 67 Disconnect the modem cable with a plastic flat screwdriver and remove it from the main board. Chapter 3...

  • Page 86: Disassembling The 15" Tft Lcd Module

    See “Removing the LCD Module” on page 64 Remove the three mylars and two screw rubbers from the LCD module. Remove the five screws from the LCD module. Snap off the LCD bezel carefully and then remove it from the LCD module. OpenBook 1556...

  • Page 87: Removing The Inverter Board

    Removing the Inverter Board See “Removing the Battery” on page 55 See “Removing the Middle Cover” on page 59 See “Removing the Antennas” on page 61 See “Removing the LCD Module” on page 64 See “Removing the LCD Bezel” on page 78 Remove the one screw, detach the inverter board from the LCD panel, disconnect the LCD power cable and the coaxial cable from the inverter board.

  • Page 88: Removing The Lcd Coaxial Cable

    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 See “Removing the Battery” on page 55 See “Removing the Middle Cover” on page 59 OpenBook 1556...
  • Page 89 See “Removing the Antennas” on page 61 See “Removing the Keyboard” on page 60 See “Removing the LCD Module” on page 64 See “Removing the LCD Bezel” on page 78 See “Removing the Inverter Board” on page 79 See “Removing the LCD” on page 79 Remove the tapes, disconnect and remove the coaxial cable from the LCD.
  • Page 90 OpenBook 1556...

  • Page 91: Troubleshooting

    Chapter 4 Troubleshooting Use the following procedure as a guide for computer problems. NOTE: The diagnostic tests are intended to test only our company’s products. Other brand’s products, prototype cards, or modified options can give false errors and invalid system responses. Obtain the failing symptoms in as much detail as possible.

  • Page 92: System Check Procedures

    Repeat the steps 1 and 2, for both battery and adapter. This helps you identify first the problem is on recharging or discharging. From Hardware: Power off the computer. Remove the battery pack and measure the voltage between battery terminals 1(+) and 6(ground). See the following figure. OpenBook 1556...

  • Page 93: Touchpad Check

    If the voltage is still less than 7.5 Vdc after recharging, replace the battery. To check the battery charge operation, use a discharged battery pack or a battery pack that has less than 50% of the total power remaining when installed in the computer. If the battery status indicator does not light up, remove the battery pack and let it return to room temperature.

  • Page 94: Phoenix Bios Error Code Messages

    On systems with control of wait states, improper Setup settings can also terminate POST and cause this error on the next boot. Run Setup and verify that the wait state configuration is correct. This error is cleared the next time the system is booted. OpenBook 1556...
  • Page 95 Error Codes Error Messages 0281 Memory Size found by POST differed from CMOS Memory size found by POST differed from CMOS 02B0 Diskette Drive Error 02B1 Diskette Drive B Error 02B2 Incorrect Drive A type - run Setup Type of floppy drive A: Not correct 02B3 Incorrect Drive B Type - run Setup Type of floppy Drive A: not correctly identified in Setup.
  • Page 96 UMB upper limit segment address: nnnn Displays the address nnnn of the upper limit of Upper Memory Blocks, Indicating released segments of the BIOS which can be reclaimed by a virtual memory manager. Video BIOS Shadowed Video BIOS successfully copied to shadow RAM OpenBook 1556...

  • Page 97: Power-On Self-Test (Post) Error Message

    Power-On Self-Test (POST) Error Message The POST error message index lists the error message and their possible causes. The most likely cause is listed first. NOTE: Perform the FRU replacement or actions in the sequence shown in FRU/Action column, if the FRU replacement does not solve the problem, put the original part back in the computer.
  • Page 98 I/O device IRQ conflict Run “Load Default Settings” in BIOS Setup Utility. RTC battery Main Board Operating system not found Enter Setup and see if fixed disk and drive A: are properly identified. Diskette drive Hard disk drive Main Board OpenBook 1556...

  • Page 99: Index Of Symptom-To-Fru Error Message

    Index of Symptom-to-FRU Error Message Error Message List No beep Error Messages FRU/Action in Sequence No beep, power-on indicator turns off and LCD is Power source (battery pack and power adapter). See “Power blank. System Check” on page 84. Ensure every connector is connected tightly and correctly. Reconnect the DIMM.
  • Page 100 DIMM Main Board Speaker-Related Symptoms Symptom / Error Action in Sequence In Windows, multimedia programs, no sound Audio driver comes from the computer. Speaker Main Board Internal speakers make noise or emit no sound. Speaker Main Board OpenBook 1556...
  • Page 101 Power Management-Related Symptoms Symptom / Error Action in Sequence The system will not enter hibernation Keyboard (if control is from the keyboard) Hard disk drive Main Board The system doesn't enter hibernation mode and Press Fn+ and see if the computer enters hibernation mode. four short beeps every minute.
  • Page 102 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 OpenBook 1556...

  • Page 103: Intermittent Problems

    Intermittent Problems Intermittent system hang problems can be caused by a variety of reasons that have nothing to do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be considered only when a recurring problem exists. When analyzing an intermittent problem, do the following: Run the advanced diagnostic test for the main board in loop mode at least 10 times.

  • Page 104: Index Of Pqa Diagnostic Error Code, Message

    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 Reset Keyboard Keyboard Main Board 12XXX Cache test error Main Board OpenBook 1556...

  • Page 105: Jumper And Connector Locations

    Chapter 5 Jumper and Connector Locations Top View PCB 02231-SB LIN/MIC1 Line-in/Microphone-in SPK1 Speaker cable connector connector LOUT1 Line-out connector RTC1 RTC battery connector USB2 USB port INV1 Inverter cable connector PWR1 Power button cable MINI1 Mini-PCI connector connector USB1 USB port FAN1 Fan connector...

  • Page 106: Bottom View

    Bottom View Golden finger for debug Memory socket 2 BAT1 Battery connector Memory socket 1 OpenBook 1556...

  • Page 107: Fru (Field Replaceable Unit) List

    Chapter 6 FRU (Field Replaceable Unit) List This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of OpenBook 1556. Refer to this chapter whenever ordering for parts to repair or for RMA (Return Merchandise Authorization). Please note that WHEN ORDERING FRU PARTS, you should check the most up-to-date information available on your regional web or channel.

  • Page 108: Openbook 1556 Exploded Diagram

    OpenBook 1556 Exploded Diagram OpenBook 1556...
  • Page 109 Picture Partname Description LCD 15"XGA HITACHI LCD 15"XGA TX38D81VC1CAB REV.B TX38D81VC1CAB REV.B LCD 15"XGA CHIMEI LCD 15" XGA TFT N150X3-L05 C2 N150X3-L05 C2 LCD 14.1"XGA CHIMEI LCD 14.1"XGA TFT N141X6-L01/08 N141X6-L01/08 Cables/Antenna LCD COAXIAL CABLE 15.1" CABLE LCD COAXIAL 15.1" LCD LCD COAXIAL CABLE 14.1"...
  • Page 110 DIMM COVER W/SCREW ASSY DIMM COVER B2I HDD COVER W/SCREW ASSEMBLY HDD COVER B2M HDD COVER W/SCREW AL ASSY HDD COVER B2I LCD PANEL 14.1"/15" GL ASSEMBLY LCD BEZEL 15.1" B2M LCD PANEL 14.1"/15" AL/ ASSY LCD 14"/15" PANEL(1) OpenBook 1556...
  • Page 111 Picture Partname Description LCD BEZEL 15" GL ASSEMBLY LCD BEZEL 15.1” B2M LCD BEZEL 15" AL ASSY LCD 15" BEZEL LCD BEZEL 14.1" AV ASSY LCD BEZEL14 ( PAINTING) HDD BRACKET ASSEMBLY HDD BRACKET B2M HINGE PACK 15" LEFT/ HINGE LEFT 15.1" LCD B2M RIGHT HINGE PACK 14.1"...
  • Page 112 POWER BOARD AL Boards INVERTER BOARD INVERTER 15" TWS-058-029 LAUNCH BOARD CABLE LAUNCH PCB/W WIRE LAUNCH BOARD ASSY LAUNCH KEY CVR GENERI ASSEMBLY W/COVER & SCREW MODEM BOARD MODEM MDC AMBIT/T60M283.10(01) Battery RTC BATTERY BATTERY RTC FOR PORON OpenBook 1556...
  • Page 113 Picture Partname Description BATTERY MODULE LI BTY PACK LI2.2AH8C NUCON 2.2AH 8CELL SANYO SANYO Adapter/Power cord ADAPTER 70W 19V ADPT 70W 19V CCC PA-1700-02AB POWER CORD CORD H05VV-F 3G K15081H5183BPL Speaker SPEAKER SPEAKER 13.5MM*6MM B2M SPEAKER MODULE LEFT SPEAKER ASS'Y B2I &...
  • Page 114 MAINBOARD B2I W/ D2I MB-2 W/O CPU(DIP) MODEM & MODEM CABLE & RTC BATTERY Miscellaneous LCD SCREW MYLAR MYLAR SCREW COVER B2I LOWER AL MICROPHONE RUBBER RUBBER MIC 610 LCD SCREW RUBBER RUB SCREW COVER MAXDATA UPPER AL SILVER OpenBook 1556...
  • Page 115 Picture Partname Description LCD SCREW RUBBER RUBBER B SCREW COVER B2M UPPER GL LCD SCREW RUBBER GL RUB SCREW COVER B2M BLACK Screws SCREW SCR. HEX NUT W/WASHER&NYLOK SCREW SCREW MACH FLAT M3*2.8 SCREW SCRW MACH FLT M2*L3BK-NI NYLOK SCREW WCH MSN+CZ SCREW M2.5X5 SCREW SCRW M2.5*5 WAFER B-ZN...
  • Page 116 Picture Partname Description SCREW SRW M2.5*8L B/ZN NYLOK 700 SCREW SCRW M2*4 WAFER NI SCREW SCRW MAC PAN M2*L9.3COL-ZN SCREW SCRW MACH PAN NYLOK M2.5*10 NI OpenBook 1556...

  • Page 117: Appendix A Test Compatible Components

    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.

  • Page 118: Microsoft Windows Xp Environment Test

    Sandisk Flash Card 20MB Apacer SD Flash Card 128MB Transcend SD Card 32MB Apacer USB 1.1 HandyDrive 512MB Apacer USB 2.0 HandyDrive 256 MB Sony Memory Key 128 MB USB 2.0 Card Apricom EZ-USB 2.0 CardBus PC Card OpenBook 1556...
  • Page 119 Item Specifications 1394 Card Buffalo 1394 Interface CardBus IFC-ILCB/DV I-O Data 1394 Interface CardBus CB1394/DVC Pixela 1394 CardBus PC Card PIX-PCMC/FW1 SCSI Card Adaptec 1480A or B SCSI CB 1680880A/B NewMedia Bus Toaster SCSI II Wireless LAN Card IBM Wireless LAN CardBus adapter Intel Pro/Wireless LAN PC Card 2011B Proxim Skyline 802.11a Cardbus Card BlueTooth Card...
  • Page 120 I/O - 1394 Scanner UMAX Fireware PowerLook 110 I/O - 1394 Camera Sony DV DCR-TRV10 I/O - Access Point 802.11b Hitachi DC-CN3300 Lucent RG-1000 Lucent WavePoint-II Cisco Aironet 350 Orinoco AP-500 I/O - Access Point 802.11a/b Intel Dual Pro/Wireless 5000 OpenBook 1556...
  • Page 121 Item Specifications I/O - Access Point 802.11a Intel Pro/Wireless 5000 I/O - TV (NTSC/PAL) Sony 29” Trinitron KV-XA29N90 Appendix A...
  • Page 122 OpenBook 1556...

  • Page 123: Appendix B Online Support Information

    This section describes online technical support services available to help you repair your AOpen Systems. If you are a distributor, dealer, ASP or TPM, please refer your technical queries to your local AOpen branch office. AOpen Branch Offices and Regional Business Units may access our website. However, some information sources will require a user i.d.
  • Page 124 OpenBook 1556...

  • Page 125: Index

    Index Core logic 24 AC Adapter 26 core voltage 19 ACPI 1.0a 19 I/O voltage 19 package 19 AFLASH Utility 48 type 19 APM 1.2 19 Audio 22, 24 DIMM 19 package 19 Battery 24 Speed 19 battery pack voltage 19 charging indicator 13 Disassembly BIOS 19...
  • Page 126 Memory Address Map 28 Memory Check 84 Modem 20 Temperature 27 Test Compatible Components 109 Touchpad Check 85 num lock Troubleshooting 83 on indicator 13 Undetermined Problems 95 Online Support Information 115 USB 23 utility BIOS 31–?? Panel 6 OpenBook 1556...
  • Page 127 Video 22 Resolutions 22 Video controller 24 Windows XP Environment Test 110 Chapter 3...
  • Page 128 OpenBook 1556...

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