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MiTAC 8224 Service Manual

Mitac 8224 portable notebook computer
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SERVICE MANUAL FOR
SERVICE MANUAL FOR
SERVICE MANUAL FOR
8224
8224
8224
8224
8224
8224
8224
8224
8224
8224
8224
8224
BY:
Validation Tool Research
Validation Tool Research
Mar.2006 / R01
Star
Meng
Star
Meng
Department /EDVD
Department /EDVD

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Summary of Contents for MiTAC 8224

  • Page 1 SERVICE MANUAL FOR SERVICE MANUAL FOR SERVICE MANUAL FOR 8224 8224 8224 8224 8224 8224 8224 8224 8224 8224 8224 8224 Star Meng Star Meng Validation Tool Research Department /EDVD Validation Tool Research Department /EDVD Mar.2006 / R01...

  • Page 2: Table Of Contents

    8224 N/B Maintenance 8224 N/B Maintenance Contents 1. Hardware Engineering Specification ………………………………………………………………….. 1.1 Introduction …………………………………………………………………………………………………………… 1.2 Hardware System …………………………………………………………………………………………………….. 1.3 Other Functions ………………………………………………………………………………………………………. 1.4 Power Management ………………………………………………………………………………………………….. 1.5 Appendix 1: Intel ICH7-M GPIO Definitions ……………………………………………………………………… 1.6 Appendix 2: W83L951DG GPIO Definitions …………………….…………………………………………………...
  • Page 3 8224 N/B Maintenance 8224 N/B Maintenance Contents 6. System Block Diagram …………………………………………………………………………………. 7. Maintenance Diagnostics ………………………………………………………………………………. 7.1 Introduction ………………………………………………………………………………………………………….. 7.2 Error Codes …………………………………………………………………………………………………………… 7.3 Debug Tool ……………………………………………………………………………………………………………. 8. Trouble Shooting ……………………………………………………………………………………….. 8.1 No Power ……………………………………………………………………………………………………………… 8.2 No Display …………………………………………………………………………………………………………….. 8.3 TV Out Test Error ……………………………………………………………………………………………………...
  • Page 4 8224 N/B Maintenance 8224 N/B Maintenance Contents 8.16 LAN Test Error ……………………………………………………………………………………………………… 9. Spare Parts List ………………………………………………………………………………………… 10. System Exploded Views ……………………………………………………………………………….. 11. Reference Material …………………………………………………………………………………….

  • Page 5: Hardware Engineering Specification

    This document describes the brief introduction for MiTAC 8224 portable notebook computer system. 1.1.2 System Overview The MiTAC 8224 model is designed for Intel Mobile Pentium-M Processor Yonah 533 and 667 FSB. This system is based on PCI architecture and is fully compatible with IBM PC/AT specification, which has standard hardware peripheral interface.
  • Page 6 8224 N/B Maintenance 8224 N/B Maintenance a high performance PCI Express interface, a high performance memory controller, Digital Video port (DVOB & DVOC) interface, and Direct Media Interface (DMI) connecting with Intel ICH7-M. The Intel ICH7-M integrates three Universal Serial Bus 2.0 Host Controllers Interface (UHCI), the Audio Controller with Azalia interface, the Ethernet includes a 32-bit PCI controller, the IDE Master/Slave controllers, the SATA controller and Direct Media Interface technology.
  • Page 7 8224 N/B Maintenance 8224 N/B Maintenance interface, host interface, A/D converter, D/A converter, I/O ports, and other functions needed in control system configurations, so that compact, high performance systems can be implemented easily. A full set of software drivers and utilities are available to allow advanced operating systems such as Windows ME, Windows 2000 and Windows XP to take full advantage of the hardware capabilities.
  • Page 8 8224 N/B Maintenance 8224 N/B Maintenance 1.1.3 System Parts Item Description Mobile Pentium-M Processor Yonah 533 and 667 FSB Thermal spec 40 W TDP Core Logic Intel 945GM(PM) + ICH7-M chipset System BIOS SST49LF004A DDR2 533 256 MB: Nanya NT256T64UH4A0FN-37B...

  • Page 9: Hardware System

    8224 N/B Maintenance 8224 N/B Maintenance 1.2 Hardware System 1.2.1 Intel Yonah Processors in Micro-FCBGA Package Intel Yonah Processors with 478 pins Micro-FCBGA package. The Yonah processor is built on Intel’s next generation 65 nanometer process technology. Yonah is Intel’s first dual core processor for mobile. The following list provides some of the key features on this processor: •...

  • Page 10: Clock Generator

    8224 N/B Maintenance 8224 N/B Maintenance • Execute Disable Bit support for enhanced security • Intel Virtualization Technology 1.2.2 Clock Generator ICS9LPR310 is a low power CK410M-compliant clock specification. This clock synthesizer provides a single chip solution for next generation P4 Intel processors and Intel chipsets. ICS9LPR310 is driven with a 14.318MHz crystal.
  • Page 11 8224 N/B Maintenance 8224 N/B Maintenance Key Specifications: • CPU outputs cycle-cycle jitter < 85ps • PCIEX outputs cycle-cycle jitter < 125ps • SATA outputs cycle-cycle jitter < 125ps • PCI outputs cycle-cycle jitter < 500ps • +/- 300ppm frequency accuracy on CPU, PCIEX and SATA clocks •...
  • Page 12 8224 N/B Maintenance 8224 N/B Maintenance 1.2.3 The Mobile Intel 945GM Express Chipset The Mobile Intel 945GM Express Chipset is designed for use in Intel’s next generation mobile platform,code named NAPA. The Intel 945GM Express Chipset come with the Generation 3.5 Intel Integrated Graphics Engine,and the Intel Graphics Media Accelerator (GMA) 950,providing enhanced graphics support over the previous generation(G)MCH’s.
  • Page 13 8224 N/B Maintenance 8224 N/B Maintenance • Merom support • 533 MHz and 667MHz Front Side Bus (FSB) support • Source synchronous double-pumped (2x) Address • Source synchronous quad-pumped (4x) Data • Other key features are: -- Support for DBI (Data Bus Inversion)
  • Page 14 8224 N/B Maintenance 8224 N/B Maintenance -- Dual Channel Asymmetric • One SO-DIMM connector per channel • Support for DDR2 at 400MHz, 533MHz and 667MHz • 256Mb , 512Mb and 1 Gb Memory Technologies supported • Support for x8 and x16 devices •...
  • Page 15 8224 N/B Maintenance 8224 N/B Maintenance • Raw bit-rate on the data pins of 2.5Gb/s, resulting in a real bandwidth per pair of 250 MB/s given the 8/10 encoding used to transmit data across this interface • Maximum theoretical realized bandwidth on interface of 4 GB/s in each direction simultaneously, for an aggregate of 8 GB/s when x16 •...
  • Page 16 8224 N/B Maintenance 8224 N/B Maintenance • APIC and MSI interrupt messaging support. Will send Intel-defined “End Of Interrupt” broadcast message when initiated by the CPU • Support for Isochronous non-snooped traffic through a dedicated Virtual Channel • Downstream Lock Cycles(including Split Locks) •...
  • Page 17 8224 N/B Maintenance 8224 N/B Maintenance • DX 9.1 • Hardware Motion Compensation • Intermediate Z in Classic Rendering Analog CRT • Integrated 400 MHz RAMDAC • Analog Monitor Support up to QXGA (2048 x 1536) • Support for CRT Hot Plug Dual Channel LVD •...
  • Page 18 8224 N/B Maintenance 8224 N/B Maintenance • Spread spertrum clocking supported • Panel Power Sequencing support • Integrated PWM interface for LCD backlight inberter control TV - OUT • Three integrated 10 bit DACS • Macro Vision support • Overscaling •...
  • Page 19 8224 N/B Maintenance 8224 N/B Maintenance • 32 bit downstream address • Direct Media Interface asynchronously coupled to core • Supports 3 Virtual Channels for traffic class performance differentiation • Supports both snooped and non-snooped traffic • Supports isochronous non-snooped traffic •...
  • Page 20 8224 N/B Maintenance 8224 N/B Maintenance 1.2.4 I/O Controller Hub : INTEL ICH7-M The ICH7 provides extensive I/O support. Functions and capabilities include: • PCI Express Base Specification, Revision 1.0a support • PCI Local Bus Specification, Revision 2.3 support for 33 MHz PCI operations ( supports up to six Req/Gnt pairs) •...
  • Page 21 8224 N/B Maintenance 8224 N/B Maintenance • Low Pin Count (LPC) interface • Firmware Hub (FWH) interface support • Serial Peripheral Interface (SPI) support 1.2.5 VGA Controller: ATI M56-P The M52-P is based on PCI Express technology and leverages a brand new graphics architecture. Based on 90nm micron process technology, the M52-P will deliver a 16-lane PCI Express bus interface and lead-free ASIC.
  • Page 22 8224 N/B Maintenance 8224 N/B Maintenance Anti-Aliasing and Anisotropic Filtering • 2x/4x/6x Anti-Aliasing modes • Sparse multi-sample algorithm with gamma correction, programmable sample patterns, and centroid sampling • Lossless Color Compression (up to 6:1) at all resolutions, including widescreen HDTV resolutions •...
  • Page 23 8224 N/B Maintenance 8224 N/B Maintenance • Z Cache optimized for real-time shadow rendering • Optimized for performance at high display resolutions, including widescreen HDTV resolutions High Performance Memory Support • Support for DDR1 and DDR2 SDRAM/SGRAM, and GDDR3 SDRAM (except M56-P) Programmable Video Processing Engine •...
  • Page 24 8224 N/B Maintenance 8224 N/B Maintenance • Dual integrated 10 bit per channel 400 MHz DACs • Integrated 165 MHz TMDS transmitter (DVI 1.0 / HDMI compliant and HDCP ready) • Additional external TMDS support for dual-link DVI • Integrated TV Output support up to 1024x768 resolution 1.2.6 AZALIA AUDIO SYSTEM: ALC880...
  • Page 25 8224 N/B Maintenance 8224 N/B Maintenance • 8 channels of DAC support 16/20/24-bit PCM format for 7.1 audio solution • 3 stereo ADCs support 16/20-bit PCM format, two for microphone array, one for legacy mixer recording • Supports 44.1K/48K/96K/192KHz DAC sample rate •...
  • Page 26 8224 N/B Maintenance 8224 N/B Maintenance • 48-pin LQFP package is compatible with AC’97 • Reserve analog mixer architecture is backward compatible with AC’97 • –64dB ~ +30dB with 1dB resolution of mixer gain to achieve finer volume control •...
  • Page 27 8224 N/B Maintenance 8224 N/B Maintenance • Virtual Com port with a through put of up to 460.8Kbps • V.42 bis/MNP 5 data compression • FAX: Send and receive rates up to 14.4kbps, V.17, V.29, V.27ter • Hayes AT Command set •...

  • Page 28: Memory System

    8224 N/B Maintenance 8224 N/B Maintenance -- Chip-Erase for PP Mode • Single 3.0-3.6V Read and Write Operations • Superior Reliability • Firmware Hub Hardware Interface Mode -- 5-signal communication interface supporting byte Read and Write -- 33 MHz clock frequency operation...
  • Page 29 8224 N/B Maintenance 8224 N/B Maintenance • JEDEC standard 1.8V I/O (SSTL_18-compatible) • Differential data strobe (DQS,DQS#) option • Four-bit prefetch architecture • Differential clock input (CK,CK#) • Command entered on each rising CK edge • DQS edge-aligned with data for Reads •...
  • Page 30 8224 N/B Maintenance 8224 N/B Maintenance • Adjustable data – output drive strength • Concurrent auto precharge option is supported • Auto Refresh (CBS) and Self Refresh Mode • 64ms, 8,192-cycle refresh • Off-chip drive (OCD) impedance calibration • On-die termination (ODT) 1.2.10 GIGALAN –...
  • Page 31 8224 N/B Maintenance 8224 N/B Maintenance • Wake on LAN support meeting the ACPI requirements • Statistics for SNMP MIB II, Ethernet-like MIB, and Ethernet MIB (802.3z, clause 30) • Serial EEPROM or serial flash support • JTAG support •...
  • Page 32 8224 N/B Maintenance 8224 N/B Maintenance • 2K bytes External SRAM Host interface • Software Optional with LPC Interface • Primary Programmable I/O Address Communication Port in LPC Mode • Support SERIRQ in LPC Interface • Support Hardware Fast Gate A20 and KBRST •...
  • Page 33 8224 N/B Maintenance 8224 N/B Maintenance • Support Four PWM Channels • PWM 0 and 1 are 8-bits and Programmable Frequency from 62Hz to 7.5 KHz • PWM 2 and 3 are 16-bits and Programmable Frequency from 6Hz to 3MHz Fan Tachometer •...
  • Page 34 8224 N/B Maintenance 8224 N/B Maintenance • Support Three Hardware PS2 Channels • Optional PS2 Clock Inhibit by Hardware or Firmware Keyboard Controller • Support 16*8 Keyboard Matrix-scan, Expanding to 18*8 and 20*8 GPIO • Support 104 Useful GPIO Pins Totally and Bit–addressable to Facility Firmware Coding FLASH •...

  • Page 35: Hard Disk Drive

    128 Pin QFP and 128 Pin LQFP Package Options 1.2.12 Hard Disk Drive 8224 can support SATA or PATA HDD by equipped different HDD transition board. SATA HDD The SATA function in the ICH7 has dual modes of operation to support different operating system conditions. In the case of Native IDE enabled operating systems, the ICH7 has separate PCI functions for serial and parallel ATA (“enhanced mode”).
  • Page 36 8224 N/B Maintenance 8224 N/B Maintenance parallel ATA ports if functionality from both SATA and PATA devices is desired (“combined mode”). SATA interface transfer rates are independent of UDMA mode settings. SATA interface transfer rates will operate at the bus’s maximum speed, regardless of the UDMA mode reported by the SATA device or the system BIOS.
  • Page 37 8224 N/B Maintenance 8224 N/B Maintenance 1.2.13 CIR The TSOP62.. - series are miniaturized SMD-IR Receiver Modules for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor.
  • Page 38 8224 N/B Maintenance 8224 N/B Maintenance 1.2.14 Card Reader & IEEE 1394 – PCI8402ZHK The PCI8402 controller is a four-function PCI controller compliant with PCI Local Bus Specification, It is 216 ball PBGA package. Function 0 is a dummy PC Card controller function. The PC Card socket is non-functional and the pins associated with the PC card socket may be left unconnected.

  • Page 39: Other Functions

    8224 N/B Maintenance 8224 N/B Maintenance 1.3 Other Functions 1.3.1 Hot Key Function Keys Combination Feature Meaning Fn + F1 Power down Mini PCI power down Fn + F3 Reserve Fn + F4 Volume down Fn + F5 Volume up...

  • Page 40: Cover Switch

    8224 N/B Maintenance 8224 N/B Maintenance 1.3.2.2 ACPI Mode At ACPI mode, Windows power management control panel set power button behavior. You could set “standby” , “power off” or “hibernate” (must enable hibernate function in power management) to power button function.

  • Page 41: Led Indicators

    8224 N/B Maintenance 8224 N/B Maintenance 1.3.4 LED Indicators 1.3.4.1 Five LED Indicators at Front Side: From left to right that indicates POWER, Battery Status, HDD/CD-ROM, NUM LOCK, CAP LOCK, SCROLL LOCK, WLAN. -- POWER: This LED lights bule when the notebook was powered by AC or battery power line, Flashes orange (on 1 second, off 1 second) when entered suspend to RAM state .

  • Page 42: Battery Status

    8224 N/B Maintenance 8224 N/B Maintenance 1.3.5 Battery Status 1.3.5.1 Battery Warning System also provides Battery capacity monitoring and gives users a warning signal to alarm they to store data before battery dead. This function also protects system from mal-function while battery capacity is low.

  • Page 43: Cmos Battery

    8224 N/B Maintenance 8224 N/B Maintenance 1.3.6 Fan Power on/off Management FAN is controlled by W83L951DG embedded controller-using ADM1032 to sense CPU temperature and PWM control fan speed. Fan speed is depended on CPU temperature. Higher CPU temperature faster Fan Speed.
  • Page 44 8224 N/B Maintenance 8224 N/B Maintenance One IEEE1394 port One S/PDIF Jack. One Microphone Input Jack. One S-Video (PAL/NTSC) connector One Express Card Jack Two MINI PCI-E Jack for WLAN & TV Tuner Card 1.3.9 Battery Current Limit and Learning...

  • Page 45: Power Management

    1.4 Power Management The 8224 system has built in several power saving modes to prolong the battery usage for mobile purpose. User can enable and configure different degrees of power management modes via ROM CMOS setup (booting by pressing F2 key).
  • Page 46 8224 N/B Maintenance 8224 N/B Maintenance -- CPU: Stop grant -- LCD: backlight off -- HDD: spin down Suspend to DRAM • The most chipset of the system is entering power down mode for more power saving. In this mode, the following is the status of each device: 1.

  • Page 47: Other Power Management Functions

    8224 N/B Maintenance 8224 N/B Maintenance 1.4.2 Other Power Management Functions HDD & Video access System has the ability to monitor video and hard disk activity. User can enable monitoring function for video and/or hard disk individually. When there is no video and/or hard disk activity, system will enter next PMU state depending on the application.

  • Page 48: Appendix 1: Intel Ich7-M Gpio Definitions

    8224 N/B Maintenance 8224 N/B Maintenance 1.5 Appendix 1: Intel ICH7-M GPIO Definitions (1) Pin Name Current Define Input/Output Function Power Well GPIO0 PM_BMBUSY# BM BUSY CORE GPIO1 MINIPCI_ACT# MINIPCI in detect CORE GPIO2 PCI_INTE# PCI interrupt for LAN CORE...
  • Page 49 8224 N/B Maintenance 8224 N/B Maintenance 1.5 Appendix 1: Intel ICH7-M GPIO Definitions (2) Continue to the previous page Pin Name Current Define Input/Output Function Power Well GPIO27 RESUME GPIO28 RESUME GPIO29 RESUME GPIO30 RESUME GPIO31 RESUME GPIO32 PCLKRUN# Clock run...

  • Page 50: Appendix 2: W83L951Dg Gpio Definitions

    8224 N/B Maintenance 8224 N/B Maintenance 1.6 Appendix 2: W83L951DG GPIO Pins Definitions (1) Pin Name Pin No. 915 Pin Definitions I/O Hi/Low Function Port 0 GP00 KB OUT 0 Key matrix scan output 0 GP01 KB OUT 1 Key matrix scan output 1...
  • Page 51 8224 N/B Maintenance 8224 N/B Maintenance 1.6 Appendix 2: W83L951DG GPIO Pins Definitions (2) Continue to the previous page Pin Name Pin No. 915 Pin Definitions I/O Hi/Low Function GP27/PWM3 Port 3 GP30 KEY IN 0 Pull High Key matrix input 0...
  • Page 52 8224 N/B Maintenance 8224 N/B Maintenance 1.6 Appendix 2: W83L951DG GPIO Pins Definitions (3) Continue to the previous page Pin Name Pin No. 915 Pin Definitions I/O Hi/Low Function GP55 GP56/DA0 BLADJ Backlight inverter brightness adjust GP57/DA1 I_CTRL Charging current adjust...
  • Page 53 8224 N/B Maintenance 8224 N/B Maintenance 1.6 Appendix 2: W83L951DG GPIO Pins Definitions (4) Continue to the previous page Pin Name Pin No. 915 Pin Definitions I/O Hi/Low Function GP83/CNTR1 Reserve for Fan1 Speed detect GP84/CIR_RX CIR_RX CIR Receiver GP85...
  • Page 54 8224 N/B Maintenance 8224 N/B Maintenance 1.6 Appendix 2: W83L951DG GPIO Pins Definitions (5) Continue to the previous page Pin Name Pin No. 915 Pin Definitions I/O Hi/Low Function GPB1/EXTINT21 NUM# Numeral Lock LED indicator GPB2/EXTINT22 SCROLL# Scroll Lock LED indicator...

  • Page 55: System View And Disassembly

    8224 N/B Maintenance 8224 N/B Maintenance 2. System View and Disassembly 2.1 System View 2.1.1 Front View Microphone Jack Line In Jack SPDIF Jack Blue Tooth 2.1.2 Left-side View CRT Connector IEEE1394 Port Ventilation Openings BTWIRE Switch TV-out Connector RJ45/RJ11 Connector...
  • Page 56 8224 N/B Maintenance 8224 N/B Maintenance 2.1.3 Right-side View DVD-ROM Drive USB Port Power Connector 2.1.4 Rear View TV antenna Connector USB Ports *2 Kensington Lock DVI Connector...
  • Page 57 8224 N/B Maintenance 8224 N/B Maintenance 2.1.5 Bottom View Hard Disk Drive DDR/CPU/Wireless LAN Card/TV Card Battery Park 2.1.6 Top-open View LCD Screen Speaker Set Instand/Mail/P1 Key Keyboard Device LED Indicators Touch Pad Power Button...

  • Page 58: Tools Introduction

    8224 N/B Maintenance 8224 N/B Maintenance 2.2 Tools Introduction 1. Minus screw driver with bit size 2 mm and 1.5 mm for notebook assembly & disassembly. . 2 mm 2 mm 1.5 mm 2. Auto screw driver for notebook assembly & disassembly.

  • Page 59: System Disassembly

    8224 N/B Maintenance 8224 N/B Maintenance 2.3 System Disassembly The section discusses at length each major component for disassembly/reassembly and show corresponding illustrations.Use the chart below to determine the disassembly sequence for removing components from the notebook. NOTE: Before you start to install/replace these modules, disconnect all peripheral devices and make sure the notebook is not turned on or connected to AC power.

  • Page 60: Battery Pack

    8224 N/B Maintenance 8224 N/B Maintenance 2.3.1 Battery Pack Disassembly 1. Carefully put the notebook upside down. 2. Slide the two release lever outwards to the “unlock” ( ) position ( ), while take the battery pack out of the compartment ( ).
  • Page 61 8224 N/B Maintenance 8224 N/B Maintenance 2.3.2 Keyboard Disassembly 1. Remove the battery pack. (Refer to section 2.3.1 Disassembly) 2. Remove the eight screws fastening the keyboard cover. (Figure 2-2) 3. Lift the keyboard cover up. (Figure 2-3) Figure 2-2 Remove the eight screws...
  • Page 62 8224 N/B Maintenance 8224 N/B Maintenance 4. Slightly lift up the keyboard, then disconnect the cable from the system board, then separate the keyboard. (Figure 2-4) Figure 2-4 Lift the keyboard Reassembly 1. Reconnect the keyboard cable and fit the keyboard back into place.
  • Page 63 8224 N/B Maintenance 8224 N/B Maintenance 2.3.3 CPU Disassembly 1. Remove the battery pack. (Refer to section 2.3.1 Disassembly) 2. Remove the seven screws fastening the CPU cover. (Figure 2-5) 3. Remove the six spring screws that secure the heatsink upon the CPU and disconnect the fan’s power cord from system board.
  • Page 64 8224 N/B Maintenance 8224 N/B Maintenance 4. To remove the existing CPU, loosen the screw by a flat screwdriver,upraise the CPU socket to unlock the CPU. (Figure 2-7) Figure 2-7 Remove the CPU Reassembly 1. Carefully, align the arrowhead corner of the CPU with the beveled corner of the socket, then insert CPU pins into the holes.

  • Page 65: Hdd Module

    8224 N/B Maintenance 8224 N/B Maintenance 2.3.4 HDD Module Disassembly 1. Carefully put the notebook upside down. Remove the battery pack. (Refer to section 2.3.1 Disassembly) 2. Remove the two screws fastening the HDD compartment cover. (Figure 2-8) 3. Remove one screw and slide the HDD module out of the compartment. (Figure 2-9)
  • Page 66 8224 N/B Maintenance 8224 N/B Maintenance 4. Remove the four screws to separate the hard disk drive from the bracket, remove the hard disk drive. (Figure 2-10) Figure 2-10 Remove hard disk drive Reassembly 1. Attach the bracket to hard disk drive and secure with four screws.

  • Page 67: Dvd-Rom Drive

    8224 N/B Maintenance 8224 N/B Maintenance 2.3.5 DVD-ROM Drive Disassembly 1. Carefully put the notebook upside down. Remove the battery pack. (Refer to section 2.3.1 Disassembly) 2. Remove the one screw fastening the DVD-ROM drive. (Figure 2-11) 3. Insert a small rod, such as a straightened paper clip, into DVD-ROM drive’s manual eject hole ( ) and push firmly to release the tray.

  • Page 68: Tv Card

    8224 N/B Maintenance 8224 N/B Maintenance 2.3.6 TV Card Disassembly 1. Carefully put the notebook upside down. Remove the battery pack. (Refer to section 2.3.1 Disassembly) 2. Remove seven screws fastening the CPU cover. (Refer to step 2 of section 2.3.3 Disassembly) 3.

  • Page 69: Wireless Card

    8224 N/B Maintenance 8224 N/B Maintenance 2.3.7 Wireless Card Disassembly 1. Carefully put the notebook upside down. Remove the battery pack. (Refer to section 2.3.1 Disassembly) 2. Remove seven screws fastening the CPU cover. (Refer to step 2 of section 2.3.3 Disassembly) 3.
  • Page 70 8224 N/B Maintenance 8224 N/B Maintenance 2.3.8 DDR2-SDRAM Disassembly 1. Carefully put the notebook upside down. Remove the battery pack. (See section 2.3.1 Disassembly) 2. Remove seven screws fastening the CPU cover. (Refer to step 2 of section 2.3.3 Disassembly) 3.

  • Page 71: Lcd Assembly

    8224 N/B Maintenance 8224 N/B Maintenance 2.3.9 LCD Assembly Disassembly 1. Remove the battery pack, keyboard, wireless card. (See sections 2.3.1, 2.3.2, and 2.3.7 Disassembly) 2. Remove five screws that secure the hinge and disconnect three cables. (Figure 2-15) 3. Carefully pull the antenna out. Now you can lift up the LCD assembly from base unit.

  • Page 72: Inverter Board

    8224 N/B Maintenance 8224 N/B Maintenance 2.3.10 Inverter Board Disassembly 1. Remove the battery, keyboard, wireless card, LCD assembly. (Refer to section 2.3.1, 2.3.2, 2.3.7 and 2.3.9 Disassembly) 2. Remove the two rubber pads and two screws on the corners of the panel. (Figure 2-16) 3.
  • Page 73 8224 N/B Maintenance 8224 N/B Maintenance Reassembly 1. Reconnect two cables. Fit the inverter board back into place and secure with two screws. 2. Fit the LCD cover and secure with two screws and rubber pads. 3. Replace the LCD assembly, wireless card, keyboard and battery pack. (Refer to sections 2.3.9, 2.3.7, 2.3.2 and...

  • Page 74: Lcd Panel

    8224 N/B Maintenance 8224 N/B Maintenance 2.3.11 LCD Panel Disassembly 1. Remove the battery, keyboard, wireless card, LCD assembly and inverter board. (Refer to section 2.3.1, 2.3.2, 2.3.7, 2.3.9 and 2.3.10 Disassembly) 2. Remove six screws. (Figure 2-18) 3. Remove eight screws that secure the LCD bracket. (Figure 2-19)
  • Page 75 8224 N/B Maintenance 8224 N/B Maintenance 4. Disconnect the cable to free the LCD panel. (Figure 2-20) Figure 2-20 Disconnect the cable Reassembly 1. Replace the cable to the LCD. 2. Attach the LCD panel’s bracket back to LCD panel and secure with eight screws.

  • Page 76: System Board

    8224 N/B Maintenance 8224 N/B Maintenance 2.3.12 System Board Disassembly 1. Remove the battery pack, keyboard, CPU, HDD, DVD-ROM, TV card, wireless card, DDR2 and LCD assembly. (Refer to sections 2.3.1 ~ 2.3.9 Disassembly) 2. Disconnect the cable. (Figure 2-21) 3.
  • Page 77 8224 N/B Maintenance 8224 N/B Maintenance 4. Remove the two screws and free the top cover. (Figure 2-23) 5. Carefully put the system board upside down and remove one screw. Then separate the bracket, now you can separate the daughter board from system board. (Figure 2-24)
  • Page 78 8224 N/B Maintenance 8224 N/B Maintenance 6. Remove two screws and disconnect the cable, now you can separate the modem board from system board and free the system board. (Figure 2-25) Figure 2-25 Free the system board Reassembly 1. Replace the modem board to the system board.

  • Page 79: Definition & Location Of Connectors/Switches

    8224 N/B Maintenance 8224 N/B Maintenance 3. Definition & Location of Connectors/Switches 3.1 Mother Board-A (1) J511 PJ501: Battery Connector J504 J501: CRT Connector J510 PJ501 J502: DVI Connector J509 J503: IEEE 1394 Connector J504: Board to Board Connector J505: CPU Fan Connector...
  • Page 80 8224 N/B Maintenance 8224 N/B Maintenance 3. Definition & Location of Connectors/Switches 3.1 Mother Board-A (2) ------ Continued to previous page ------ J522 J512: USB Port J513: RTC Connector J517 J515: CardReader Slot J516: Wireless LAN Connector J521 J520 J517: TV Card Connector...
  • Page 81 8224 N/B Maintenance 8224 N/B Maintenance 3. Definition & Location of Connectors/Switches 3.1 Mother Board-B J1: LCD Inverter Connector J2: LCD Connector J3: Touch Pad Connector J4: Internal Keyboard Connector J5: New Card Socket J8: HDD Connector SW1: Instand Key...

  • Page 82: Daughter Board

    8224 N/B Maintenance 8224 N/B Maintenance 3. Definition & Location of Connectors/Switches 3.2 Daughter Board-A BJ501: Board to Board Connector BJ501 BJ502/BJ504: USB Port BSW501 BJ503: Speaker Jack BJ502 BJ505: Power Jack BJ504 BJ503 BJ505 BSW502 BSW501: Power Button BSW502: Cover Switch...

  • Page 83: Definition & Location Of Major Components

    8224 N/B Maintenance 8224 N/B Maintenance 4. Definition & Location of Major Components 4.1 Mother Board-A U506: CPU (Intel Yonah) Socket U525 U507, U509, U515, U516: GDDR2 VRAM U524 U511: ATI M56-P U527 U506 U512: North Bridge (Intel 945GM )
  • Page 84 8224 N/B Maintenance 8224 N/B Maintenance 4. Definition & Location of Major Components 4.1 Mother Board-B U5~U8: GDDR2 VRAM U12: IEEE1394 (VT6301S) U13: New Card Controller U14: System BIOS U15: KBC (W83L951D)

  • Page 85: Pin Description Of Major Components

    8224 N/B Maintenance 8224 N/B Maintenance 5. Pin Descriptions of Major Components 5.1 Intel 945G/945P North Bridge (1) Host Interface Signals Host Interface Signals (Continued) Signal Name Type Description Signal Name Type Description HADS# Address Strobe: HDRDY# Data Ready: GTL+...
  • Page 86 8224 N/B Maintenance 8224 N/B Maintenance 5.1 Intel 945G/945P North Bridge (2) Host Interface Signals (Continued) Host Interface Signals (Continued) Signal Name Type Description Signal Name Type Description HDSTBP[3:0]# Differential Host Data Strobes: HTRDY# Host Target Ready: HDSTBN[3:0]# GTL+ These signals are the differential source synchronous strobes used to...
  • Page 87 8224 N/B Maintenance 8224 N/B Maintenance 5.1 Intel 945G/945P North Bridge (3) DDR2 DRAM Channel A Interface DDR2 DRAM Channel A Interface (Continued) Signal Name Type Description Signal Name Type Description SCLK_A[5:0] SDRAM Differential Clock: SDQS_A[7:0]# Data Strobe Complements: SSTL-1.8 (3 per DIMM).
  • Page 88 8224 N/B Maintenance 8224 N/B Maintenance 5.1 Intel 945G/945P North Bridge (4) DDR2 DRAM Channel B Interface (Continued) Analog Display Signals (Intel® 82945G GMCH Only) Signal Name Type Description Signal Name Type Description SCAS_B# Column Address Strobe: RED Analog Video Output: SSTL-1.8...
  • Page 89 8224 N/B Maintenance 8224 N/B Maintenance 5.1 Intel 945G/945P North Bridge (5) Clock, Reset, and Miscellaneous Clock, Reset, and Miscellaneous (Continued) Signal Name Type Description Signal Name Type Description HCLKP Differential Host Clock In: XORTEST XOR Test: HCLKN HCSL These pins receive a differential host clock from the external clock...
  • Page 90 8224 N/B Maintenance 8224 N/B Maintenance 5.1 Intel 945G/945P North Bridge (6) Intel® Serial DVO (SDVO) Interface (Intel® 82945G GMCH Only) Intel® Serial DVO (SDVO) Interface (Intel® 82945G GMCH Only) Signal Name Type Description (Continued) Signal Name Voltage Description SDVOB_CLK-...

  • Page 91: Intel Ich7-M South Bridge

    8224 N/B Maintenance 8224 N/B Maintenance 5.2 Intel ICH7-M South Bridge (1) PCI Interface Signals PCI Interface Signals (Continued) Signal Name Type Description Name Type Description IRDY# Initiator Ready: AD[31:0] PCI Address/Data: IRDY# indicates the ICH7's ability, as an initiator, to complete the AD[31:0] is a multiplexed address and data bus.

  • Page 92: N/B Maintenance 8224 N/B Maintenance

    8224 N/B Maintenance 8224 N/B Maintenance 5.2 Intel ICH7-M South Bridge (2) Serial ATA Interface Signals PCI Interface Signals (Continued) Signal Name Type Description Name Type Description PERR# Parity Error: SATA0TXP Serial ATA 0 Differential Transmit Pair: An external PCI device drives PERR# when it receives data that has a SATA0TXN These are outbound high-speed differential signals to Port 0.
  • Page 93 8224 N/B Maintenance 8224 N/B Maintenance 5.2 Intel ICH7-M South Bridge (3) Serial ATA Interface Signals (Continued) Platform LAN Connect Interface Signals Name Type Description Name Type Description SATA3GP/ Serial ATA 3 General Purpose: LAN_CLK LAN I/F Clock: GPIO37 Same function as SATA0GP, except for SATA Port 3.
  • Page 94 8224 N/B Maintenance 8224 N/B Maintenance 5.2 Intel ICH7-M South Bridge (4) IDE Interface Signals IDE Interface Signals (Continued) Name Type Description Name Type Description DCS1# IDE Device Chip Selects for 100 Range: DIOW#/ Disk I/O Write (PIO and Non-Ultra DMA): For ATA command register block.
  • Page 95 8224 N/B Maintenance 8224 N/B Maintenance 5.2 Intel ICH7-M South Bridge (5) USB Interface Signals EEPROM Interface Signals Name Type Description Name Type Description USBP0P, Universal Serial Bus Port [1:0] Differential: EE_SHCLK EEPROM Shift Clock: USBP0N, These differential pairs are used to transmit Data/Address/Command Serial shift clock output to the EEPROM.
  • Page 96 8224 N/B Maintenance 8224 N/B Maintenance 5.2 Intel ICH7-M South Bridge (6) Power Management Interface Signals Power Management Interface Signals (Continued) Name Type Description Name Type Description PWRBTN# Power Button: SUSCLK Suspend Clock: The Power Button will cause SMI# or SCI to indicate a system This clock is an output of the RTC generator circuit to use by other request to go to a sleep state.
  • Page 97 8224 N/B Maintenance 8224 N/B Maintenance 5.2 Intel ICH7-M South Bridge (7) Processor Interface Signals Processor Interface Signals (Continued) Name Type Description Name Type Description A20M# Mask A20: Non-Maskable Interrupt: A20M# will go active based on either setting the appropriate bit in the NMI is used to force a non-Maskable interrupt to the processor.
  • Page 98 8224 N/B Maintenance 8224 N/B Maintenance 5.2 Intel ICH7-M South Bridge (8) General Purpose I/O Signals General Purpose I/O Signals (Continued) Name Type Tolerance Power Well Description Name Type Tolerance Power Well Description GPIO49 V_CPU_IO V_CPU_IO Multiplexed with CPUPWRGD GPIO1 Core Multiplexed with REQ5#.
  • Page 99 8224 N/B Maintenance 8224 N/B Maintenance 5.2 Intel ICH7-M South Bridge (9) AC’97/Intel® High Definition Auto Link Signals Power and Ground Signals Name Type Description Name Description ACZ_RST# AC’97/Intel® High Definition Audio Reset: Vcc3_3 3.3 V supply for core well I/O buffers (22 pins). This power may be shut off in S3, Master hardware reset to external codec(s).
  • Page 100 8224 N/B Maintenance 8224 N/B Maintenance 5.2 Intel ICH7-M South Bridge (10) Functional Strap Definitions Functional Strap Definitions (Continued) Signal Usage When Sampled Description Signal Usage When Sampled Description GNT3# Top-Block Rising Edge of The signal has a weak internal pull-up. If the...
  • Page 101 8224 N/B Maintenance 8224 N/B Maintenance 5.2 Intel ICH7-M South Bridge (11) Miscellaneous Signals Name Type Description INTVRMEN Internal Voltage Regulator Enable: This signal enables the internal 1.05 V Suspend regulator when connected to VccRTC. When connected to Vss, the internal regulator...

  • Page 102: System Block Diagram

    8224 N/B Maintenance 8224 N/B Maintenance 6. System Block Diagram U506 Clock Generator ICS9LPR310 Intel Yonal/Merom DVI-I Panel (14.1” XGA) VRAM VRAM VRAM VRAM 533/667 MHz DIMM0 DIMM1 16X16 16X16 16X16 16X16 LCD Panel (14.1” XGA) U512 DDR2 400/533/667 MHz...

  • Page 103: Maintenance Diagnostics

    8224 N/B Maintenance 8224 N/B Maintenance 7. Maintenance Diagnostics 7.1 Introduction Each time the computer is turned on, the system bios runs a series of internal checks on the hardware. This power- on self test (post) allows the computer to detect problems as early as the power-on stage. Error messages of post can alert you to the problems of your computer.

  • Page 104: Error Codes

    8224 N/B Maintenance 8224 N/B Maintenance 7.2 Error Codes (1) Following is a list of error codes in sequent display on the debug card. 0x21 EFI_COMPUTING_UNIT_CHIPSET | EFI_CU_PC_INIT_BEGIN 0x22 EFI_COMPUTING_UNIT_MEMORY | EFI_CU_MEMORY_PC_SPD_READ 0x23 EFI_COMPUTING_UNIT_MEMORY | EFI_CU_MEMORY_PC_PRESENCE_DETECT 0x24 EFI_COMPUTING_UNIT_MEMORY | EFI_CU_MEMORY_PC_TIMING...
  • Page 105 8224 N/B Maintenance 8224 N/B Maintenance 7.2 Error Codes (2) Following is a list of error codes in sequent display on the debug card. 0x70 EFI_PERIPHERAL_LOCAL_CONSOLE | EFI_P_PC_RESET 0x71 EFI_PERIPHERAL_LOCAL_CONSOLE | EFI_P_PC_DISABLE 0x72 EFI_PERIPHERAL_LOCAL_CONSOLE | EFI_P_PC_ENABLE 0x78 EFI_PERIPHERAL_REMOTE_CONSOLE | EFI_P_PC_RESET...
  • Page 106 8224 N/B Maintenance 8224 N/B Maintenance 7.2 Error Codes (3) Following is a list of error codes in sequent display on the debug card. 0xBB EFI_PERIPHERAL_REMOVABLE_MEDIA | EFI_P_PC_ENABLE 0xE0 EFI_SOFTWARE_PEI_CORE | EFI_SW_PC_INIT_BEGIN 0x00 EFI_SOFTWARE_PEI_CORE | EFI_SW_PC_INIT_END 0xE4 EFI_SOFTWARE_DXE_CORE | EFI_SW_DXE_CORE_PC_ENTRY_POINT...

  • Page 107: Debug Tool

    8224 N/B Maintenance 8224 N/B Maintenance 7.3 Debug Tool...

  • Page 108: Trouble Shooting

    8224 N/B Maintenance 8224 N/B Maintenance 8. Trouble Shooting 8.1 No Power (*1) 8.2 No Display (*2) 8.3 TV Out Test Error 8.4 VGA Controller Test Error LCD No Display 8.5 External Monitor No Display 8.6 Memory Test Error 8.7 Keyboard (K/B) or Touch-Pad (T/P) Test Error 8.8 Hard Drive Test Error...
  • Page 109 8224 N/B Maintenance 8224 N/B Maintenance *1: No Power Definition Base on ACPI Spec. We define the no power as while we press the power button, the system can’t leave S5 status or none the PG signal send out from power supply.
  • Page 110 8224 N/B Maintenance 8224 N/B Maintenance 8.1 No Power-1 When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. No Power Is the Check following parts and signals: notebook connected...
  • Page 111 8224 N/B Maintenance 8224 N/B Maintenance 8.1 No Power-2 When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. Main Voltage Map PF504,PL509,PL510,PU3 PU503,PU5,PQ[511~516] PQ[519,520],PL512,PL513 R391 +CPU_CORE +KBC_CPUCORE PF501,PL504,PU501 PQ502, PL501,PD503...
  • Page 112 8224 N/B Maintenance 8224 N/B Maintenance 8.1 No Power-3 When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. Continue to the previous page L505 DVI_5VS BPQ1,BPQ2 PPF1, BPU1 BPL3,BPL5...
  • Page 113 8224 N/B Maintenance 8224 N/B Maintenance 8.1 No Power-4 When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. B+PWR_VDDIN BDVMAIN BPD502 BPD501 BAV70LT1 BAV70LT1 BPL7 120Z/100M BADPIN BPQ5 AO4407...
  • Page 114 8224 N/B Maintenance 8224 N/B Maintenance 8.1 No Power-5 When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. Charge PQ502 AO4407 BATT BATT+ PL504 PL501 PD503 PF501 120Z/100M 33µH...
  • Page 115 8224 N/B Maintenance 8224 N/B Maintenance 8.1 No Power-6 When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. Discharge PD504 PDS1040-13 BATT Q510 +VDD3 L548 +VDD3S AO3413 120Z/100M PC516...
  • Page 116 8224 N/B Maintenance 8224 N/B Maintenance 8.2 No Display-1 There is no display on both LCD and VGA monitor after power on although the LCD and monitor is known-good. No Display Monitor Replace monitor or LCD module or LCD. Board-level...
  • Page 117 8224 N/B Maintenance 8224 N/B Maintenance 8.2 No Display-2 ****** System Clock Check ****** +VDD3S +3VS_PCI R770 R735 2.2K 2.2K +3VS_USB R729 SMBCLK SMB_CLK +3VS_VDDA SMBDATA R769 SMB_DATA 28,42,50 +3VS_PCIE STOP_CPU# STOP_PCI# HCLK_CPU# R689 U506 PCICLK_ICH R733 CPU Yonah HCLK_CPU...
  • Page 118 8224 N/B Maintenance 8224 N/B Maintenance 8.2 No Display-3 ****** Power Good & Reset Circuit Check ****** U506 HCPURST# U512 R671 Yonah GMCH_RST# R169 Intel 945PM VRMPWRGD +3VS HPWRGD U511 JP_NET10 M5X_PCIRST# ATI M-56P R326 R386 R327 PWRGD PWROK_R +3VS...
  • Page 119 8224 N/B Maintenance 8224 N/B Maintenance 8.3 TV Out Test Error-1 There is no display or picture abnormal on TV. TV Out Test Error Board-level Troubleshooting Confirm TV is good and check the cable are connected properly. One of the following parts on the mother-board may be defective, use an oscilloscope to check the following signal or replace the parts one at a time and test after each replacement.
  • Page 120 8224 N/B Maintenance 8224 N/B Maintenance 8.3 TV Out Test Error-2 There is no display or picture abnormal on TV. +1.2VS R666 R168 24.9 +1.5VS C655~C670,C335~C344,C328~C333 U512 U511 PEG_TXP R161 PEG_TXN PEG_RXP R171 PEG_RXN Intel 945PM M56-P SHORT-SMT3 JO504 SHORT-SMT3...
  • Page 121 8224 N/B Maintenance 8224 N/B Maintenance 8.4 VGA Controller Test Error LCD No Display-1 There is no display or picture abnormal on LCD although power-on-self-test is passed. VGA Controller Test Error LCD No Display Check if 1. Confirm LCD panel or monitor is good J1, J2 are cold Re-soldering.
  • Page 122 8224 N/B Maintenance 8224 N/B Maintenance 8.4 VGA Controller Test Error LCD No Display-2 There is no display or picture abnormal on LCD although power-on-self-test is passed. AO4403 120Z/100M M5X_ENVDD +3VS +3VS 100K Q502 0.22U AO4403 R591 R592 4.7K 4.7K...
  • Page 123 8224 N/B Maintenance 8224 N/B Maintenance 8.5 External Monitor No Display-1 There is no display or picture abnormal on CRT/DVI monitor, but it is OK for LCD. External Monitor No Display 1. Confirm monitor is good and check Check if the cable are connected properly.
  • Page 124 8224 N/B Maintenance 8224 N/B Maintenance 8.5 External Monitor No Display-2 (CRT Monitor) There is no display or picture abnormal on CRT monitor, but it is OK for LCD. +3VS +3VS +5VS J502 2.2K 2.2K 4.7K 4.7K M5X_CRT_DDCK CRT_DDCK 2N7002...
  • Page 125 8224 N/B Maintenance 8224 N/B Maintenance 8.5 External Monitor No Display-3 (DVI Monitor) There is no display or picture abnormal on DVI monitor, but it is OK for LCD. R511,R509,R516,R517 R510,R508,R515,R518 R520,R522,R524,R526 R519,R521,R523,R525 J501 M5X_DVI_CLK+ DVI_TXC+ M5X_DVI_CLK- DVI_TXC- R593 M5X_DVI_TX[0..2]+ DVI_TX[0..2]+...
  • Page 126 8224 N/B Maintenance 8224 N/B Maintenance 8.6 Memory Test Error-1 Extend DDR2-DIMM is failure or system hangs up. Memory Test Error 1. If your system installed with expansion DDR2-DIMM module then check One of the following components or signals on the motherboard them for proper installation.
  • Page 127 8224 N/B Maintenance 8224 N/B Maintenance 8.6 Memory Test Error-2 Extend DDR2-DIMM is failure or system hangs up. +0.9VREF +DDR2_VREF J509 +0.9VDDM R348 C381 C384 C383 C382 1.8VDDS 0.1U 2.2U 0.1U 2.2U R209~R241 R293~R311 SA_DQ [0..63] M_A_A[0..13] , CS#[0,1] CKE[0,1], ODT[0,1], SA_BS[0..2] SA_WE#, SA_CAS#, SA_RAS# SA_DQS#[0..7], SA_DQS[0..7], SA_MD[0..7]...

  • Page 128: Keyboard (K/B) Or Touch-Pad (T/P) Test Error

    8224 N/B Maintenance 8224 N/B Maintenance 8.7 Keyboard (K/B) or Touch-Pad (T/P) Test Error-1 Error message of keyboard or touch-pad failure is shown or any key does not work. Keyboard or Touch-Pad Test Error Check J3, J4 Re-soldering. Board-level for cold solder?
  • Page 129 8224 N/B Maintenance 8224 N/B Maintenance 8.7 Keyboard (K/B) or Touch-Pad (T/P) Test Error-2 Error message of keyboard or touch-pad failure is shown or any key does not work. +KBC_VDD L557 +VDD3 120Z/100M 24~17 102~95 KI[0..7] 1~16 94~79 KO[0..15] C442 C441 0.1U...

  • Page 130: Hard Drive Test Error

    8224 N/B Maintenance 8224 N/B Maintenance 8.8 Hard Drive Test Error-1 Either an error message is shown, or the drive motor spins non-stop, while reading data from or writing data to hard disk. Hard Drive Test Error 1. Check if BIOS setup is OK?.
  • Page 131 8224 N/B Maintenance 8224 N/B Maintenance 8.8 Hard Drive Test Error-2 Either an error message is shown, or the drive motor spins non-stop, while reading data from or writing data to hard disk. +3VS +3VS +5VS +5VS_HDD L577 R398 120Z/100M...

  • Page 132: Cd-Rom Drive Test Error

    8224 N/B Maintenance 8224 N/B Maintenance 8.9 CD-ROM Drive Test Error-1 An error message is shown when reading data from CD-ROM drive. CD-ROM Drive Test Error Board-level 1. Try another known good compact disk. Troubleshooting 2. Check install for correctly.
  • Page 133 8224 N/B Maintenance 8224 N/B Maintenance 8.9 CD-ROM Drive Test Error-2 An error message is shown when reading data from CD-ROM drive. +5VS +5VS_CDROM J511 120Z/100M 38~42 C299 C258 C300 +3VS 0.1U 0.1U +3VS LTST-C191TBKT CD_LED# R312 JP_NET10 RSTDRV# PLT_RST#...
  • Page 134 8224 N/B Maintenance 8224 N/B Maintenance 8.10 USB Port Test Error-1 An error occurs when a USB I/O device is installed. USB Port Test Error Check if the USB device is installed properly. Board-level Check the following parts for cold solder or one of the...
  • Page 135 8224 N/B Maintenance 8224 N/B Maintenance 8.10 USB Port Test Error-2 An error occurs when a USB I/O device is installed. U517 J512 RT9701-CB 120Z/100M +VCC_USB_0 VOUT0 VOUT1 C322 C347 R672 0.1U USB_OC0# GND_USB USBP0+ USBP0- C675 R673 JO58 JO57...
  • Page 136 8224 N/B Maintenance 8224 N/B Maintenance 8.10 USB Port Test Error-3 An error occurs when a USB I/O device is installed. Daughter Board BJ504 B+5V RT9701-CB 120Z/100M B+VCC_USB_2 VOUT0 VOUT1 0.1U J504 BJ501 BGND BGND_USB1 USB_OC2# BUSB_OC2# BL507 USBP2+ BUSBP2+...

  • Page 137: New Card Socket Test Error

    8224 N/B Maintenance 8224 N/B Maintenance 8.11 New Card Socket Test Error-1 An error occurs when a New Card device is installed. New Card Socket Test Error Check if the New Card device is installed properly. Board-level Check the following parts for cold solder or one of the...
  • Page 138 8224 N/B Maintenance 8224 N/B Maintenance 8.11 New Card Socket Test Error-2 An error occurs when a New Card device is installed. CARD_+3.3VS +3VS R759 CARD_+3.3V 13,14 15,16 CARD_+1.5VS +1.5VS R401 R356 R355 CPUBS# R400 +3VS NEW CARD CPPE# JL10...

  • Page 139: Blue Tooth Test Error

    8224 N/B Maintenance 8224 N/B Maintenance 8.12 Blue Tooth Test Error-1 An error occurs when a Blue Tooth device is installed. Blue Tooth Test Error Check if the Blue Tooth device is installed properly. Board-level Check the following parts for cold solder or one of the...
  • Page 140 8224 N/B Maintenance 8224 N/B Maintenance 8.12 Blue Tooth Test Error-2 An error occurs when a Blue Tooth device is installed. +3VS J522 R1964 R765 BLT_DT BT_IN# +3VS +VCC_BT Q501 C501 R502 AO3414 100K R1965 BLT_EN SB_BT_ON# GND_USB2 R503 R853...

  • Page 141: Mini-Pci Socket Test Error

    8224 N/B Maintenance 8224 N/B Maintenance 8.13 Mini-PCI Socket Test Error-1 An error occurs when a Mini-PCI Card device is installed. Mini-PCI Socket Test Error Board-level Troubleshooting 1. Check if the Mini-PCI Card device is installed properly. 2. Confirm Mini-PCI driver is installed ok.
  • Page 142 8224 N/B Maintenance 8224 N/B Maintenance 8.13 Mini-PCI Socket Test Error-2 An error occurs when a Wireless LAN Card device is installed. +3VS R394 R383 R852 J516 WIRE_EN WIRELESS_LED# +3VS From P31 U15 +3VS 2N7002 W_DISABLE# R1938 R504 R399 WIRE_IN#...
  • Page 143 8224 N/B Maintenance 8224 N/B Maintenance 8.13 Mini-PCI Socket Test Error-3 An error occurs when a TV Card device is installed. +3VS R394 R383 R852 J517 WIRE_EN WIRELESS_LED# +3VS From P31 U15 +3VS 2N7002 W_DISABLE# R393 TV_IN# WIRE_DT From P31 U15 LAD[0..3]...

  • Page 144: Cardreader & Ieee1394 Socket Test Error

    8224 N/B Maintenance 8224 N/B Maintenance 8.14 CardReader & IEEE1394 Socket Test Error-1 An error occurs when the CardReader & IEEE1394 device is installed. CardReader & IEEE1394 Socket Test Error Check the following parts for cold solder or one of the following 1.
  • Page 145 8224 N/B Maintenance 8224 N/B Maintenance 8.14 CardReader & IEEE1394 Socket Test Error-2 An error occurs when the CardReader & IEEE1394 device is installed. J515 SDCD# SDCD# 1,13 SD_DAT0 U529 SDD0 CORE_VCC SD_DAT1 SDD1 SD_DAT2 CORE_AVDD_33 SDD2 74CBTD3384 SD_DAT3 SDD3...
  • Page 146 8224 N/B Maintenance 8224 N/B Maintenance 8.14 CardReader & IEEE1394 Socket Test Error-3 An error occurs when the CardReader & IEEE1394 device is installed. CORE_VCC PCICLK_CARD From P8 U519 CORE_AVDD_33 JO10 Change to PCIEST# CARD_PCIRST# CORE_VDDPL33 1394_GND C808 J503 X503 R816 24.576MHZ...

  • Page 147: Audio Test Error

    8224 N/B Maintenance 8224 N/B Maintenance 8.15 Audio Test Error-1 No sound from speaker after audio driver is installed. Audio Test Error 1. Check if speaker cables are connected properly. 2. Make sure all the drivers are Board-level Check the following parts for cold solder or one of the following parts on installed properly.
  • Page 148 8224 N/B Maintenance 8224 N/B Maintenance 8.15 Audio Test Error-2 (Audio In) No sound from speaker after audio driver is installed. +5VS MIC1 600Z/100M MIC_INT 120Z/100M 120Z/100M +3VS DVCD[1,2] AVDD 25,38 AVDD[1,2] C456 C816 C840 C863 600Z/100M C475 0.1U 0.1U...
  • Page 149 8224 N/B Maintenance 8224 N/B Maintenance 8.15 Audio Test Error-3 (Audio Out) No sound from speaker after audio driver is installed. Daughter Board BJ501 J504 BJ503 AMPVDD L570 600Z/100M SPK_ROUT+ BSPK_ROUT+ ROUT+ L572 600Z/100M SPK_ROUT- BSPK_ROUT- ROUT- 7,18,19 L564 600Z/100M...

  • Page 150: Lan Test Error

    8224 N/B Maintenance 8224 N/B Maintenance 8.16 LAN Test Error-1 An error occurs when a LAN device is installed. LAN Test Error Check the following parts for cold solder or one of the following 1.Check if the driver is installed properly.
  • Page 151 8224 N/B Maintenance 8224 N/B Maintenance 8.16 LAN Test Error-2 An error occurs when a LAN device is installed. LAN3.3V LAN1.2V L554 JS44 120Z/100M R1978 R1979 R815 AVDDL L549 120Z/100M JS45 GPHY_PLVDD SCLK U521 C796 C797 C793 C794 4.7U 0.1U 4.7U...

  • Page 152: Spare Parts List

    Location(S) 526280442004 LTAVIO;8224D1BenQY / G5 A1 /0F08 422804400011 TF041-WIRE ASSY;INVERTER,ISMT,82 323780440002 TF041-DDR2 SO-DIMM;NT512T64UH8A1 345803700003 TF041-RUBBER;COVER,LCD,8090 324180787343 BFM BENQ IC,CPU;DUAL-CORE,YONAH 412804400001 TF041-PCB ASSY;D/A BD,8224,GPU,P 346804400034 TF041-INSULATOR;HOUSING,DTV,8224 365350000009 LF-SOLDER WIRE;SN96.5/AG3.0/CU0. 412804400005 TF041-BFM-BENQ; PCB ASSY, WLAN C 411804400017 TF041-PWA;D/A BD,8224,DA-1A08-N0 242802200010 TF041-LABEL,SKYPE,CARTON,45.K560 271071102313 TF041-TH-RES;1K ,1/16W,5% ,060 561880220014 TF041-SINGLE PAGE;BENQ SKYPE RED...
  • Page 153 271061100103 TF041-TH-RES;10,1/16W,1%,0402,SM PR519,PR524,PR525,PR541,PR58,P 340804400010 TF041-COVER ASSU;KB,8224 271061101109 TF041-TH-RES;100 ,1/16W,1% ,040 R186,R387,R598,R611,R615,R628,R 342803700011 TF041-STANDOFF;IO DVI,8090 271061102113 TF041-TH-RES;1K ,1/16W,1% ,040 R123,R139,R166,R167,R1978,R1979 344804400004 TF041-DUMMY CARD;NEW CARD,8224 271061103114 TF041-TH-RES;10K ,1/16W,1% ,040 PR33,PR522,PR523,PR533,PR536,R 370102030304 TF041-SPC-SCREW;M2L3,K-HD(+1)D3. 271061104108 TF041-TH-RES;100K ,1/16W,1% ,040 PR508,R1964,R20,R2019,R2035,R4 370102610409 TF041-SPC-SCREW;M2.6L4,K-HD,T0.8 271061106308 TF041-TH-RES;10M ,1/16W,5% ,040 R378,R441 370102610604 TF041-SPC-SCREW;M2.6L6,K-HD(+1)D...
  • Page 154 8224 N/B Maintenance 8224 N/B Maintenance 9. Spare Parts List - 3 Part Number Deacription Location(S) Part Number Deacription Location(S) 271071103117 TF041-TH-RES;10.2K,1/16W,1%,0603 PR567 271071332313 TF041-TH-RES;332K ,1/16W,1% ,060 R821 271071104108 TF041-TH-RES;100K ,1/16W,1% ,060 PR1,PR516,PR561,PR562,PR7,PR70 271071391103 TF041-TH-RES;390,1/16W,1% ,0603, R784 271071113115 TF041-TH-RES;11.8K ,1/16W,1% ,06 PR539 271071432113 TF041-TH-RES;4.3K ,1/16W,1% ,060...
  • Page 155 8224 N/B Maintenance 8224 N/B Maintenance 9. Spare Parts List - 4 Part Number Deacription Location(S) Part Number Deacription Location(S) 272001475704 TF041-TH-CAP;4.7U ,CR,10V ,+80-2 PC15 272101474703 TF041-TH-CAP; 0.47U ,CR,10V,+80- C257,C281,C591,C592,C594,C602,C 272002105709 TF041-TH-CAP;1U ,CR,16V ,-20+80 PC13 272102223409 TF041-TH-CAP;0.022U,16V ,+-10%,0 C243,C245,C246,C249,C265,C266,C 272002224405 TF041-TH-CAP;0.22U,16V,0805,10%, PC41,PC68 272103330403 TF041-TH-CAP;33P ,25V ,+/-10%,0...
  • Page 156 8224 N/B Maintenance 8224 N/B Maintenance 9. Spare Parts List - 5 Part Number Deacription Location(S) Part Number Deacription Location(S) 273001050278 TF041-TH-XSFORMER;10/100/1000BAS U513 286309701004 TF041-TH-IC;RT9701PB,POWER DISTR U517 274011431454 TF041-TH-XTAL;14.318MHZ,32PF,50P X502 286396625001 TF041-TH-IC;G966-25ADJF1U,LDO,GM 274013275401 TF041-TH-XTAL;32.768KHZ,20PPM,12 288100032014 TF041-TH-DIODE;BAS32L,VRRM75V,ME D3,D508,PD508 281307085005 TF041-TH-IC;NC7SZ08P5,2-INPUT &...
  • Page 157 8224 N/B Maintenance 8224 N/B Maintenance 9. Spare Parts List - 6 Part Number Deacription Location(S) Part Number Deacription Location(S) 288204407002 TF041-TH-TRANS;AO4407,P-MOS,.01O PQ502,PQ508 331000004081 TF041-TH-CON;IEEE1394,MA,4P*1,0. J503 288204702004 TF041-TH-TRANS;AO4702, N-MOSFET, PQ504,PQ510,PQ521 331000007073 TF041-TH-CON;BATT,C103A1-107A1-B PJ501 288209003005 TF041-TH-TRANS;RSS090N03,N-MOSFE PQ503,PQ509,PQ518 331000008124 TF041-TH-CON;STEREO JACK,W/SPDIF J519 288213003005 TF041-TH-TRANS;RQA130N03,N-MOSFE...
  • Page 158 8224 N/B Maintenance 8224 N/B Maintenance 9. Spare Parts List - 7 Part Number Deacription Location(S) Part Number Deacription Location(S) 273000996273 TF041-TH-INDUCTOR;33uH,2.3A,93mO PL501 271061490102 TF041-TH-RES;49.9 ,1/16W,1% ,040 R193,R194,R249,R250,R251,R252,R 273000500187 TF041-TH-FERRITE CHIP;120OHM/100 271071390306 TF041-TH-RES;39 ,1/16W,5% ,060 R2027,R437 284505789002 TF041-TH-IC;BCM5789KFBG;GIGA BIT U522 272001226518 TF041-TH-CAP;22U,10V,+- 20%,0805...
  • Page 159 8224 N/B Maintenance 8224 N/B Maintenance 9. Spare Parts List - 8 Part Number Deacription Location(S) Part Number Deacription Location(S) 273000500309 TF041-TH-CHOKE COIL;90OHM/100MHZ L504,L506,L507,L508,L511,L512,L 371102010263 TF041-SCREW;M2L2.5,K-HD(+1),D4.0 365350000004 SOLDER WIRE;LEAD_FREE,ECO,RMA98S 346804400022 TF041-INSULATOR;CARDREADER,8224 297150200023 TF041-TH-SW;SLIDE SWITCH,NSS504- 348203020050 TF041-GASKET;2,03,020,050 339115000074 TF041-MICROPHONE;-62dB+-2dB,D6.0 MIC1 442686800007 TF041-TOUCHPAD;TM61PDZG391 342804400003 TF041-SHIELDING;EXPRESS CARD,EXP...
  • Page 160 8224 N/B Maintenance 8224 N/B Maintenance 9. Spare Parts List - 9 Part Number Deacription Location(S) Part Number Deacription Location(S) 271071394305 TF041-TH-RES;390K ,1/16W,5% ,060 BPR16 286306232002 TF041-TH-IC;ISL6232,PWM ,QSOP,28 BPU1 271071471103 TF041-TH-RES;470 ,1/16W,1% ,060 BPR15 286309701004 TF041-TH-IC;RT9701PB,POWER DISTR BU1,BU2,BU501 271071751104 TF041-TH-RES;750 ,1/16W,1% ,060 BPR7,BPR8 288100024013 TF041-TH-DIODE;RLZ24B,ZENER,SOD-...
  • Page 161 8224 N/B Maintenance 8224 N/B Maintenance 9. Spare Parts List - 10 Part Number Deacription Location(S) Part Number Deacription Location(S) 361200001024 TF041-CLEANNER;YC-336,LIQUID,STE 342686900015 TF041-CONTACT PLATE;W5L63T0.13mm 271071333102 TF041-TH-RES;33K ,1/16W,1% ,060 BPR11 342686900017 TF041-CONTACT PLATE;T=0.13mm,L=8 271071103117 TF041-TH-RES;10.2K,1/16W,1%,0603 BPR12 342801200002 TF041-CONTACT PLATE;W5L27T0.13,T 291000010052 TF041-TH-CON;BOX HEADER,T03@112- BJ501 346686900016 TF041-INSULATOR;BATT ASSY,BATT+,...
  • Page 162 8224 N/B Maintenance 8224 N/B Maintenance 9. Spare Parts List - 11 Part Number Deacription Location(S) Part Number Deacription Location(S) 271071101309 TF041-TH-RES;100 ,1/16W,5% ,060 R11,R12,R14,R15,R16,R20,R21 361200003064 TF041-SOLDER PASTE;SN96.5/AG3.0/ 271071103310 TF041-TH-RES;10K ,1/16W,5% ,060 R5,R7,R8 242804400010 TF041-TH-LABEL;BAR CODE,20*5,BLA 271071104108 TF041-TH-RES;100K ,1/16W,1% ,060 R18,R22,R23,R9 225680620003 TF041-TAPE;ADHESIVE,DOUBLE-FACE,...
  • Page 163 222804410001 TF041-PROTECTING COLTH;LCD/KB/82 565180440034 TF041-S/W;OS RCD-2,D/A JBS73,Ben 221803420011 TF041-CARTON;OUTER,BenQ,8050QR 565180440035 TF041-S/W;OS RCD,ANTI-VIRUS,BenQ 221803420012 TF041-CARTON;BenQ,8050QR 242804400053 TF041-CFM-BEN Q;MS WIN LABEL,4E 227804400001 TF041-END CAP;BEN Q,L/R,8224 242804400054 TF041-CFM-BEN Q;MS COA LABEL,XPH 221803450006 TF041-PARTITION;AK BOX,BenQ,8050 224802630001 TF041-PALLET;1200x1000x120MM,WHA 221803450007 TF041-CARD BOARD;TOP/BTM,PALLET, 221803450008 TF041-CARD BOARD;FRAME,PALLET,Be 221803450009 TF041-PARTITION;PALLET,BenQ,8050 225600020008 TF041-TAPE;T=0.05MM,W=20MM,KAPTO...

  • Page 166: System Exploded Views

    Reference Material Intel Yonah/Merom Processor Intel.INC Intel 945GM/945PM North Bridge Intel.INC Intel ICH7-M South Bridge Intel.INC Clock Generator ICS9LR310 ICS.INC Keyboard Controller W83L951DG Data Sheet WIN.INC System Explode View Technology.Corp./MiTAC 8224 Hardware Engineering Specification Technology.Corp./MiTAC...
  • Page 167 SERVICE MANUAL FOR 8224 Sponsoring Editor: Ally Yuan Author: Star Meng Publisher: MiTAC International Corp. Address: No.269, Road 2, Export Processing Zone, Kunshan, P.R.C Tel: 086-512-57367777 Fax: 086-512-57385099 First Edition: Mar. 2006 E-mail: Ally.Yuan @ mic.com.tw Web: http: //www.mitac.com http: ///www.mtc.mitacservice.com...

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