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MiTAC 8500 Service Manual

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SERVICE MANUAL FOR
SERVICE MANUAL FOR
SERVICE MANUAL FOR
TESTING TECHNOLOGY DEPARTMENT / TSSC
TESTING TECHNOLOGY DEPARTMENT / TSSC
8500
8500
8500
8500
8500
8500
8500
8500
8500
8500
8500
8500
BY:
Sissel Diao
Sissel Diao
Aug . 2002

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  • Page 1 SERVICE MANUAL FOR SERVICE MANUAL FOR SERVICE MANUAL FOR 8500 8500 8500 8500 8500 8500 8500 8500 8500 8500 8500 8500 Sissel Diao Sissel Diao TESTING TECHNOLOGY DEPARTMENT / TSSC TESTING TECHNOLOGY DEPARTMENT / TSSC Aug . 2002...

  • Page 2: Table Of Contents

    8500 N/B Maintenance 8500 N/B Maintenance Contents 1. Hardware Engineering Specification ………………………………………………………………… Introduction …………………………………………………………………………………………………………. 1.2 System Hardware Parts ……………………………………………………………………………………………. 1.3 Other Functions …………………………………………………………………………………………………….. 1.4 Peripheral Components …………………………………………………………………………………………….. 1.5 Power Management ………………………………………………………………………………………………… 1.6 Appendix 1: SiS961 GPIO Definitions …………………………………………………………………………….. 1.7 Appendix 2: H8 Pins Definitions ……………………………………………………………………………………...
  • Page 3 8500 N/B Maintenance 8500 N/B Maintenance Contents 5.2 SiS650 IGUI Host / Memory Controller …………………………………………………………………………... 5.3 SiS691 MuTIOL Media I/O Controller …………………………………………………………………………… 5.4 SiS301LV / Chrontel CH7017 TV/LVDS Encoder ……………………………………………………………….. 5.5 MB86613L IEEE1394 Controller …………………………………………………………………………………. 6. System Block Diagram …………………………………………………………………………………...
  • Page 4 8500 N/B Maintenance 8500 N/B Maintenance Contents 8.9 Floppy drive Test Error…………………………………………………………………………………………….. 8.10 USB Test Error ……………………………………………………………………………………………………. 8.11 PIO Port Test Error ………………………………………………………………………………………………. 8.12 Audio Failure ……………………………………………………………………………………………………… 8.13 LAN Test Error …………………………………………………………………………………………………… 8.14 IEEE 1394 Failure ………………………………………………………………………………………………… 9. Spare Parts List ………………………………………………………………………………………..

  • Page 5: Hardware Engineering Specification

    N/B Maintenance 1. Hardware Engineering Specification 1.1 Introduction The 8500 motherboard would support the Intel® Pentium® 4 processor with FCPGA packaged, mPGA478 Socket, which will supports the different levels up to Willamette P4 1.7GHz (Throttling)/Northwood above 2.0GHz (Throttling). This system is based on PCI architecture, which have standard hardware peripheral interface. The power management complies with Advanced Configuration and Power Interface (ACPI) 1.0.
  • Page 6 8500 N/B Maintenance 8500 N/B Maintenance The SiS961 MuTIOL® Media I/O integrates the Audio Controller with AC 97 Interface, the Ethernet MAC, the Dual Universal Serial Bus Host Controllers, the IDE Master/Slave controllers, and the MuTIOL® Connect to PCI bridge. The PCI to LPC bridge, I/O Advanced Programmable Interrupt Controller, legacy system I/O, I/O Advanced Programmable Interrupt Controller and legacy power management functionalities are also integrated.

  • Page 7: System Hardware Parts

    8500 N/B Maintenance 8500 N/B Maintenance 1.2 System Hardware Parts Intel Desktop Pentium 4 processor with OLGA Package, uFC-PGA 478 Socket Support up to P4 2.4GHz (Target Thermal ceiling 65W) SiS650+SiS961: Host & Memory & AGP Controller integrates a high performance host...
  • Page 8 8500 N/B Maintenance 8500 N/B Maintenance 1.2.1 CPU_Intel Pentium 4 Processor The Intel® Pentium® 4 processor, Intel’s most advanced, most powerful processor, is based on the new Intel® NetBurst™ micro-architecture. The Pentium 4 processor is designed to deliver performance across applications and usages where end users can truly appreciate and experience the performance.
  • Page 9 8500 N/B Maintenance 8500 N/B Maintenance Intel Pentium 4 Processor Product Feature Highlights The Intel NetBurst micro-architecture delivers a number of new and innovative features including Hyper Pipelined Technology, 400 MHz System Bus, Execution Trace Cache, and Rapid Execution Engine as well as a number of enhanced features Advanced Transfer Cache, Advanced Dynamic Execution, Enhanced Floating-point and Multi- media Unit, and Streaming SIMD Extensions 2.
  • Page 10 8500 N/B Maintenance 8500 N/B Maintenance Level 1 Execution Trace Cache: In addition to the 8KB data cache, the Pentium 4 processor includes an Execution Trace Cache that stores up to 12K decoded micro-ops in the order of program execution. This increases performance by removing the decoder from the main execution loop and makes more efficient usage of the cache storage space since instructions that are branched around are not stored.
  • Page 11 8500 N/B Maintenance 8500 N/B Maintenance Advanced Dynamic Execution: The Advanced Dynamic Execution engine is a very deep, out-of-order speculative execution engine that keeps the execution units executing instructions. The Pentium 4 processor can also view 126 instructions in flight and handle up to 48 loads and 24 stores in the pipeline.
  • Page 12 8500 N/B Maintenance 8500 N/B Maintenance Features Used for Test and Performance / Thermal Monitoring: Built-in Self Test (BIST) provides single stuck-at fault coverage of the micro-code and large logic arrays, as well as testing of the instruction cache, data cache, Translation Lookaside Buffers (TLBs), and ROMs.
  • Page 13 8500 N/B Maintenance 8500 N/B Maintenance The ICS952001 is part of a whole new line of ICS clock generators and buffers called TCH™ (Timing Control Hub). ICS is the first to introduce a whole product line which offers full programmability and flexibility on a single clock device.
  • Page 14 8500 N/B Maintenance 8500 N/B Maintenance Features/Benefits: Programmable output frequency, divider ratios, output rise/fall time, output skew. Programmable spread percentage for EMI control. Watchdog timer technology to reset system if system malfunctions Programmable watch dog safe frequency. Support I C Index read/write and block read/write operations For PC133 SDRAM system use the ICS9179-06 as the memory buffer.
  • Page 15 8500 N/B Maintenance 8500 N/B Maintenance 1.2.2.2 DDR buffer frequency synthesizer_ICS93722 Low Cost DDR Phase Lock Loop Zero Delay Buffer Recommended Application: SiS645/650 style chipsets Product description/features: Low skew, low jitter PLL clock driver C for functional and output control...
  • Page 16 8500 N/B Maintenance 8500 N/B Maintenance 1.2.3 Core Logic_SiS650 + SiS961 1.2.3.1 SiS650 IGUI Host/Memory Controller SiS650 IGUI Host Memory Controller integrates a high performance host interface for Intel Pentium 4 processor, a high performance 2D/3D Graphic Engine, a high performance memory controller, an AGP 4X interface, and SiS MuTIOL®...
  • Page 17 8500 N/B Maintenance 8500 N/B Maintenance An Unified Memory Controller supporting PC133 or DDR266 DRAM is incorporated, delivering a high performance data transfer to/from memory subsystem from/to the Host processor, the integrated graphic engine or external AGP master, or the I/O bus masters. The memory controller also supports the Suspend to RAM function by retaining the CKE# pins asserted in ACPI S3 state in which only AUX source deliver power.
  • Page 18 8500 N/B Maintenance 8500 N/B Maintenance Two separate buses, Host-t-GUI in the width of 64 bit, and GUI-t-Memory Controller in the width of 128 bit are devised to ensure concurrency of Host-t-GUI streaming, and GUI-t-MC streaming. In PC133, or DDR266 memory subsystem, the 128 bit GUI-t-MC bus will attain the AGP4X or AGP 8X equivalent texture transfer rate, respectively.
  • Page 19 8500 N/B Maintenance 8500 N/B Maintenance 1.2.3.2 SiS961 MuTIOL® Media I/O overview The SiS961 MuTIOL® Media I/O integrates the Audio Controller with AC 97 Interface, the Ethernet MAC, the Dual Universal Serial Bus Host Controllers, the IDE Master/Slave controllers, and the MuTIOL® Connect to PCI bridge.
  • Page 20 8500 N/B Maintenance 8500 N/B Maintenance The integrated Universal Serial Bus Host Controllers features Dual Independent OHCI Compliant Host controllers with six USB ports delivering 2 x 12 Mb/s bandwidth and rich connectivity. Besides, each port can be optionally configured as the wake-up source. Legacy USB devices as well as over current detection are also implemented.
  • Page 21 8500 N/B Maintenance 8500 N/B Maintenance 1.2.4 SiS301LV/Chrontel CH7017 TV Encoder / LVDS Transmitter General Description SiS301LV, which is an accompany chip of SiS VGA chip, integrates : A NTSC/PAL video encoder with Macrovision Ver.7.1.L1 option for TV display. A LVDS transmitter with bi-linear scaling capability for TFT LCD panel display.
  • Page 22 8500 N/B Maintenance 8500 N/B Maintenance 1.2.4.1 TV Display : Supports PAL and NTSC Systems. Supports Composite, S-Video, and Component RGB( SCART) Output Signals Supports Macrovision Copy Protection Process Rev. 7.1.L1 Support Progressive TV 525P YPbPr Output Signals. Support Macrovision Conpy Protection Waveforms for 525p Progressive Scan Output Supports TV/Primary VGA Independent Display Resolution and Frame Rate at Enhanced Mode Provides Adaptive 6-Line Anti-Flicker Filtering.
  • Page 23 8500 N/B Maintenance 8500 N/B Maintenance 1.2.4.2 LVDS Interfaced LCD Panel Display : Supports LVDS Transmitter Function. Single LVDS supports pixel rate up to 110M pixel/sec. Compatible with TIA/EIA-644 LVDS standard. Provides Bi-linear Scaling to Scale VGA Low Resolution Mode up for LCD Display – up to 1280x1024 Supports LCD/Primary VGA Independent Display Resolution and Frame Rate at Enhanced Mode.
  • Page 24 8500 N/B Maintenance 8500 N/B Maintenance 1.2.5 AC’97 Audio System: Advance Logic, Inc, ALC201 SiS961 is an AC’97 2.1 compliant controller that communicates with companion Codecs SiS a digital serial link called the AC-link. The ALC201 is an AC97 2.2 compatible stereo audio codec designed for PC multimedia systems.The ALC201 provides the way for PC98 and PC99-compliant desktop, portable and entertainment PCs, where high-quality audio is required.
  • Page 25 8500 N/B Maintenance 8500 N/B Maintenance 3D Stereo Enhancement Headphone output with 50mW/20ohm driving capability (ALC201) Line output with 50mW/20ohm driving capability (ALC201A) Headphone jack-detect function to mute LINE output Multiple CODEC extension MC’97 chained in allowed for multi-channel application External Amplifier power down capability Support S/PDIF out is fully compliant with AC’97 specification rev2.2...
  • Page 26 8500 N/B Maintenance 8500 N/B Maintenance 1.2.6 MDC: PCTel Modem Daughter Card PCT2303W The PCT2303W chipset is designed to meet the demand of this emerging worldwide AMR/MDC market. The combination of PC-TEL’s well proven PCT2303W chipset and the HSP56TM MR software modem driver allows systems manufactures to implement modem functions in PCs at a lower bill of materials (BOM) while maintaining higher system performance.
  • Page 27 8500 N/B Maintenance 8500 N/B Maintenance The chip set is fully programmable to meet worldwide telephone line interface requirements including those described by CTR21, NET4, JATE, FCC, and various country-specific PTT specifications. The programmable parameters of the PCT2303W chip set include AC termination, DC termination, ringer impedance, and ringer threshold.
  • Page 28 8500 N/B Maintenance 8500 N/B Maintenance ITU-T V.17 14400,12000,9600,7200 bps ITU-T V.29 9600,7200 bps ITU-T V.27ter 4800,2400 bps Bell 212A 1200 bps Bell 103 300 bps Modulation 56000bps (V90&K56Flex) 33600 bps (V.34Annex) 28800 bps (V.34) 14400 bps (V.32bis) 12000 bps (V.32bis) 9600 bps (V.32bis)
  • Page 29 8500 N/B Maintenance 8500 N/B Maintenance 2400 bps (V.27ter) 2400 bps (V.22bis) 1200/75bps (V.23) 1200bps (V.22/Bell 212A) DPSK 300bps (V.21/Bell 103) Data Compression V.42bis, MNP5 Error Correction V.42 LAPM, MNP 2-4 DTE interface DTMF Tone Frequency Low Group Frequency (Hz)
  • Page 30 8500 N/B Maintenance 8500 N/B Maintenance 1.2.6.1 High Group -10+/-2dBm 1.2.6.2 Low Group -12+/-2dBm Dialing Type Tone or pulse dialing Telephone Line interface RJ-11 Return Loss 300HZ - 3400HZ >= 10db Flow Control XOFF/XON or RTS/CTS Receive Level -35 +/- 2dBm Transmit Level >-15 dBm...
  • Page 31 8500 N/B Maintenance 8500 N/B Maintenance 1.2.7 IEEE1394 Open HCI Controller Overview MB86613S is Fujitsu’s IEEE1394- OHCI (Open Host Controller Interface) Controller LSI that is compliant with IEEE1394- 1995, P1394a and OHCI (revision 1.1, release) standard drafts. This LSI integrates both 1394 PHY and LINK layers including analog PLL, transceiver, and comparator circuits using Fujitsu’s advanced full CMOS...
  • Page 32 8500 N/B Maintenance 8500 N/B Maintenance Features 1394 Serial Bus Controller Block: Compliant with IEEE1394- 1995 and P1394a draft2.0 Integrates PHY and LINK layers into single- chip. 1394 port number : 1 port Transfer Data Rate : S100, S200, and S400 On- chip PLL : 400MHz for PHY and 50MHz for Link core.
  • Page 33 8500 N/B Maintenance 8500 N/B Maintenance Preliminary : On- chip 6KB FIFO : Asynchronous T ransmit- FIFO : 1.5KB Isochronous Transmit- FIFO : 1.5KB Asynchronous/Isochronous Receive- FIFO : 3.0KB On- chip context program work memory : 128B x 3 PCI Bus Controller Block : Compliant with PCI local bus specification (revision 2.2)
  • Page 34 8500 N/B Maintenance 8500 N/B Maintenance 1.2.8 Keyboard System: HT82K68E General Description The HT82K68E is an 8-bit high performance peripheral interface IC, designed for multiple I/O products and multimedia applications. It supports interface to a low speed PC with multimedia keyboard or wireless keyboard in Windows 95, Windows 98 or Windows 2000 environment.

  • Page 35: Memory System

    8500 N/B Maintenance 8500 N/B Maintenance 16-bit table read instructions 63 powerful instructions All instructions in 1 or 2 machine cycles 20/28-pin SOP, 40-pin DIP, 48-pin SSOP package 1.2.9 System Flash Memory (BIOS) 2 M bit Flash memory Flashed by 5V only User can upgrade the system BIOS in the future just running flash program 1.2.10 Memory System...
  • Page 36 8500 N/B Maintenance 8500 N/B Maintenance DQS edge-aligned with data for READs; center-aligned with data for WRITEs Internal, pipelined double data rate (DDR) architecture; two data accesses per clock cycle Bi-directional data strobe (DQS) transmitted/received with data—i.e.,source-synchronous data capture Differential clock inputs (CK and CK# - can be multiple clocks, CK0/CK0#, CK1/CK1#, etc.)
  • Page 37 8500 N/B Maintenance 8500 N/B Maintenance 1.2.11 PHY: 3.3-V 10Base-T/100Base-TX Integrated PHYceiver The ICS1893 is a low-power, physical-layer device (PHY) General Description The ICS1893 is a low-power, physical-layer device (PHY) that supports the ISO/IEC 10Base-T and 100Base- TXCarrier-Sense Multiple Access/Collision Detection (CSMA/CD) Ethernet standards. The ICS1893 architecture is based on the ICS1892.
  • Page 38 8500 N/B Maintenance 8500 N/B Maintenance Features Supports category 5 cables with attenuation in excess of 24 dB at 100 MHz across a temperature range from –5 to +85 C DSP-based baseline wander correction to virtually eliminate killer packets across temperature range from -5 to +85 C Low-power, 0.35-micron CMOS (typically 400 mW)

  • Page 39: Other Functions

    8500 N/B Maintenance 8500 N/B Maintenance 1.3 Other Functions 1.3.1 Hot Key Functions Keys Feature Meaning Combination Fn + F1 Reserve Fn + F2 Reserve Fn + F3 Volume Down Fn + F4 Volume Up Fn + F5 LCD/external CRT Rotate display mode in LCD only, CRT only, and simultaneously display.

  • Page 40: Cover Switch

    8500 N/B Maintenance 8500 N/B Maintenance 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. Continue pushing power button over 4 seconds will force system off at ACPI mode.

  • Page 41: Led Indicators

    8500 N/B Maintenance 8500 N/B Maintenance 1.3.4 LED Indicators System has eight status LED indicators to display system activity, which include three at front side and five above keyboard. AC Power: This LED lights green when AC is powering the notebook, and flash (on 1 second, off 1 second) when Suspend to DRAM is active using AC power.
  • Page 42 8500 N/B Maintenance 8500 N/B Maintenance 1.3.7 I/O Port One Power Supply Jack. One External CRT Connector For CRT Display Supports two USB port for all USB devices. One MODEM RJ-11 phone jack for PSTN line One RJ-45 for LAN.

  • Page 43: Peripheral Components

    8500 N/B Maintenance 8500 N/B Maintenance 1.4 Peripheral Components VIA Solution VIA Solution VIA Solution VIA Solution SiS Solution Solution Solution Solution - Intel D/T Pentium 4 Processors Willamette/Northwood with OLGA Package, mPGA478 Socket - Support up to P4 Willamette 2.0GHz / Northwood 2.4GHz...
  • Page 44 8500 N/B Maintenance 8500 N/B Maintenance Continue to previous page Integrated in VIA P4N266 Integrated in SiS650 Video Controller Synaptics : TM41PD350 Pointing Device - Audio Power Amplifier : TI - Audio Power Amplifier : TI Audio - AC 97 Codec : VIA : VT1611A...

  • Page 45: Power Management

    N/B Maintenance 1.5 Power Management The 8500 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). Following are the descriptions of the power management modes supported.

  • Page 46: Other Power Management Functions

    8500 N/B Maintenance 8500 N/B Maintenance 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: Suspend to DRAM: CPU: off...

  • Page 47: Appendix 1: Sis961 Gpio Definitions

    8500 N/B Maintenance 8500 N/B Maintenance 1.6 Appendix 1: SiS961 GPIO Definitions SB_SiS961 GPIO Signal Buffer Power During After Name Function Mitac Definition Type Plane Tolerant PCISRT# PCISRT# S4/S5 GPIO0 MB_ID0 Main Driven Defined Driven Defined Driven Defined GPIO1 LDRQ1#...

  • Page 48: Appendix 2: H8 Pins Definitions

    8500 N/B Maintenance 8500 N/B Maintenance 1.7 Appendix 2: 8500 Product Specifications Intel Desktop Pentium 4 Processors with OLGA Package, uFC-PGA478 Socket Support up to P4 2.4GHz (Target Thermal ceiling 65W) Chipset SiS650 + SiS961 L2 Cache 256KB System BIOS...
  • Page 49 8500 N/B Maintenance 8500 N/B Maintenance Continue to previous page Audio System Sound Blaster Pro compatible Built-in mono microphone 2X Speakers (1Watt each) Support AC97 2.1 I/O Port Bi-directional Parallel Port (EPP/ECP) x 1 Standard USB1.1 port x 2 RJ-11 port x 1...

  • Page 50: System View And Disassembly

    8500 N/B Maintenance 8500 N/B Maintenance 2. System View and Disassembly 2.1 System View 2.1.1 Front View External Microphone Jack Line Out Phone Jack Mini IEEE1394 Connector Top Cover Latch 2.1.2 Left-side View Power Jack USB Ports RJ-11 Connector RJ-45 Connector...
  • Page 51 8500 N/B Maintenance 8500 N/B Maintenance 2.1.3 Right-side View CD-ROM/DVD-ROM Drive 2.1.4 Rear View Ventilation Openings S-Video Output Connector VGA Port Power Jack Parallel Port Kensington Lock...
  • Page 52 8500 N/B Maintenance 8500 N/B Maintenance 2.1.5 Top-open View LCD Screen Power Button Keyboard Touch Pad Stereo Speaker Set Device Indicator Power Indicator Battery Charge Indicator...

  • Page 53: System Disassembly

    8500 N/B Maintenance 8500 N/B Maintenance 2.2 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 54: Battery Pack

    8500 N/B Maintenance 8500 N/B Maintenance 2.2.1 Battery Pack Disassembly 1. Carefully put the notebook upside down. 2. Disconnect the battery power cable. (Figure 2-1) Figure 2-1 Remove the battery pack 3. Loosen four screws fastening the Battery pack, then lift it up. (Figure 2-1) Reassembly 1.
  • Page 55 8500 N/B Maintenance 8500 N/B Maintenance 2.2.2 Keyboard Disassembly 1. Remove the battery pack. (See section 2.2.1 disassembly) 2. Carefully put the notebook upside down. And remove one screw locking the KB cover. (Figure 2-2) Figure 2-2 Remove the screw Figure 2-3 Remove KB cover 3.
  • Page 56 8500 N/B Maintenance 8500 N/B Maintenance 4. Slightly lift up the keyboard and disconnect the cable from the system board to detach the keyboard. (Figure 2-4) Figure 2-4 Disconnect the keyboard cable Reassembly 1. Reconnect the keyboard cable and fit the keyboard back into place.
  • Page 57 8500 N/B Maintenance 8500 N/B Maintenance 2.2.3 CPU Disassembly 1. Remove the battery pack. (See section 2.2.1 disassembly) 2. Remove three screws fastening the heatsink cover. (Figure 2-5) Figure 2-5 Remove the cover Figure 2-6 Remove the heatsink 3. Remove three screws fastening the heatsink and disconnect the two fan’s power cords from system board. (Figure...
  • Page 58 8500 N/B Maintenance 8500 N/B Maintenance 4. Loosen the screw by a flat screwdriver, upraise the CPU socket to unlock the CPU. (See 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 59: Hdd Module

    8500 N/B Maintenance 8500 N/B Maintenance 2.2.4 HDD Module Disassembly 1. Carefully put the notebook upside down. 2. Remove the battery pack. (See section 2.2.1 disassembly) 3. Remove the two screws fastening the HDD compartment cover. (Figure 2-8) Figure 2-8 Remove HDD cover Figure 2-9 Remove the HDD module 4.
  • Page 60 8500 N/B Maintenance 8500 N/B Maintenance 5. Remove the four screws on the both side of hard disk drive bracket, then lift drive up. (Figure 2-10) Figure 2-10 Remove hard disk drive Reassembly 1. To install the hard disk drive, place it in the bracket and secure with four screws.
  • Page 61 8500 N/B Maintenance 8500 N/B Maintenance 2.2.5 CD/DVD-ROM Drive Disassembly Disassembly 1. Carefully put the notebook upside down. 2. Remove the battery pack. (See section 2.2.1 disassembly) 3. Remove one screw fastening the CD/DVD-ROM drive. (Figure 2-11) 4. Put the notebook back to the upright position. Then insert a small rod, such as a straightened paper clip, into the drive’s manual eject hole and push firmly to release the tray ( ).
  • Page 62 8500 N/B Maintenance 8500 N/B Maintenance 2.2.6 SO-DIMM Disassembly 1. Remove the battery pack and the keyboard. (See section 2.2.1 and 2.2.2 disassembly) 2. Full the retaining clips outwards ( ) and remove the SO-DIMM ( ). (Figure 2-12) Figure 2-12 Remove the SO-DIMM Reassembly 1.

  • Page 63: Fdd Module

    8500 N/B Maintenance 8500 N/B Maintenance 2.2.7 FDD Module Disassembly 1. Remove the battery pack, keyboard, HDD module and the CD/DVD-ROM. (See section 2.2.1, 2.2.2, 2.2.4, 2.2.5 Disassembly) 2. Remove the two screws fastening the housing. (Figure 2-13) Figure 2-13 Remove two screws Figure 2-14 Remove the housing 3.
  • Page 64 8500 N/B Maintenance 8500 N/B Maintenance 4. Remove two screws fastening the FDD module. Now you can detach the FDD module from housing. (Figure 2-15) Figure 2-15 Remove two screws Reassembly 1. Fit the FDD module back into place and secure with two screw.

  • Page 65: Lcd Assembly

    8500 N/B Maintenance 8500 N/B Maintenance 2.2.8 LCD Assembly Disassembly 1. Remove the battery pack. (See section 2.2.1 disassembly) 2. Open the LCD assembly. Remove the keyboard . (See section 2.2.2 Disassembly) 3. Remove the two hinge covers and disconnect the LCD cables from the system board. (Figure 2-16) 3.

  • Page 66: Lcd Panel

    8500 N/B Maintenance 8500 N/B Maintenance 2.2.9 LCD Panel Disassembly 1. Remove the LCD assembly. (See section 2.2.8 Disassembly) 2. Remove the two rubber pads and two screws on the lower part of the panel. (figure 2-17) 3. Insert a flat screwdriver to the lower part of the frame and gently pry the frame out. Repeat the process until the frame is completely separated from the housing.
  • Page 67 8500 N/B Maintenance 8500 N/B Maintenance Reassembly 1. Fit the LCD panel back into place and secure with four screws, and reconnect the cable to the inverter board. 2. Fit the LCD frame back into the housing and replace the two screws and two rubber pads.

  • Page 68: Inverter Board

    8500 N/B Maintenance 8500 N/B Maintenance 2.2.10 Inverter Board Disassembly 1. Remove the LCD assembly. (See section 2.2.8 Disassembly) 2. To remove the inverter board on the bottom side of the LCD assembly, disconnect the cable and remove two screw.

  • Page 69: System Board

    8500 N/B Maintenance 8500 N/B Maintenance 2.2.11 System Board Disassembly 1. Remove the battery pack, keyboard, CPU, HDD module, CD/DVD-ROM drive and LCD assembly. (See section 2.2.1 to 2.2.5 and 2.2.8 Disassembly) 2. Remove two screws fastening the top cover and remove two screws fastening the housing. (Figure 2-20)
  • Page 70 8500 N/B Maintenance 8500 N/B Maintenance 4. Disconnect the touch pad cable, two speaker set’s cords and remove four screws fastening the system board. Then lift the system board up. (Figure 2-22) Figure 2-22 Remove the system board ASSY Figure 2-23 Remove the plate shield...
  • Page 71 8500 N/B Maintenance 8500 N/B Maintenance 6. Remove four hex nuts fastening the system board on the rear side of the system board and one screw on the top of the system board. Carefully separate the system board from IO bracket. (Figure 2-24)

  • Page 72: Touch Pad

    8500 N/B Maintenance 8500 N/B Maintenance 2.2.12 Touch pad Disassembly 1. Remove the battery pack, keyboard, heatsink, HDD module, CD/DVD-ROM drive and LCD assembly. (See section 2.2.1,2.2.2 and 2.2.8 disassembly) 2. To separate the top cover, remove the system board ASSY. (See steps 2—4 of the section 2.2.11 disassembly) 3.

  • Page 73: Modem Card

    8500 N/B Maintenance 8500 N/B Maintenance 2.2.13 Modem Card Disassembly 1. Remove the battery pack, keyboard, heatsink, HDD module, CD/DVD-ROM drive, and LCD assembly. (See section 2.2.1 to 2.2.5 and 2.2.8 Disassembly) 2. Disassemble the notebook to access the system board. (See steps 1—5 of the section 2.2.11 Disassembly) 3.

  • Page 74: Definition & Location Of Connectors / Switches

    8500 N/B Maintenance 8500 N/B Maintenance 3. Definition & Location of Connectors / Switches 3.1 Mother Board – A J18 : LCD Connector J19 : Internal Microphone Connector J20 : Inverter Board Connector J21 : MDC Jump Wire Connector J22 : 200-pin expansion DDR SDRAM Socket...
  • Page 75 8500 N/B Maintenance 8500 N/B Maintenance 3. Definition & Location of Connectors / Switches 3.1 Mother Board – B J502 J501 J501 : TV Out Jack J503 PJ501 J502 : External VGA Connector J505 J504 J503 : Parallel Port Connector...

  • Page 76: Definition & Location Of Major Component

    8500 N/B Maintenance 8500 N/B Maintenance 4. Definition & Location of Major Components 4.1 Mother Board - A U7 : ISC1893Y LAN Controller U8 : ICS93722 Clock Buffer U16 : Internal Keyboard Encoder U17 : SiS301LV/Chrontel CH7017 U20 : ICS952001 Clock Generator...
  • Page 77 8500 N/B Maintenance 8500 N/B Maintenance 4. Definition & Location of Major Components 4.1 Mother Board - B U502 : Intel NorthWood P4 Processor U503 : PH163112 LAN Buffer PU503 U504 : SiS650 IGUI Host/Memory Controller PU503 : HIP6301 VCC_CORE Generator U502 PU508 : MAX1714A +2.5V_DDR Generator...

  • Page 78: Pin Description Of Major Component

    8500 N/B Maintenance 8500 N/B Maintenance 5. Pin Descriptions of Major Components 5.1 Intel Pentium 4 Processor mPGA478 Socket Name Type Description Name Type Description Input/ A[35:3]# (Address) define a 2 -byte physical memory address space. Input/ AP[1:0]# (Address Parity) are driven by the request initiator along...
  • Page 79 8500 N/B Maintenance 8500 N/B Maintenance 5.1 Intel Pentium 4 Processor mPGA478 Socket Name Type Description Name Type Description Input/ D[63:0]# (Data) are the data signals. These signals provide a 64-bit Input/ BPM[5:0]# (Breakpoint Monitor) are breakpoint and performance D[63:0]#...
  • Page 80 8500 N/B Maintenance 8500 N/B Maintenance 5.1 Intel Pentium 4 Processor mPGA478 Socket Name Type Description Name Type Description Input/ HIT# (Snoop Hit) and HITM# (Hit Modified) convey Input/ DBSY# (Data Bus Busy) is asserted by the agent responsible for...
  • Page 81 8500 N/B Maintenance 8500 N/B Maintenance 5.1 Intel Pentium 4 Processor mPGA478 Socket Name Type Description Name Type Description Input LINT[1:0] (Local APIC Interrupt) must connect the appropriate Input PWRGOOD (Power Good) is a processor input. The processor LINT[1:0] PWRGOOD pins of all APIC Bus agents.
  • Page 82 8500 N/B Maintenance 8500 N/B Maintenance 5.1 Intel Pentium 4 Processor mPGA478 Socket Name Type Description Name Type Description Input/ REQ[4:0]# (Request Command) must connect the appropriate Input TDI (Test Data In) transfers serial test data into the processor. REQ[4:0]# Output pins of all processor system bus agents.
  • Page 83 8500 N/B Maintenance 8500 N/B Maintenance 5.1 Intel Pentium 4 Processor mPGA478 Socket Name Type Description Input provides isolated power for internal processor system CCIOPLL CCIOPLL bus PLLs. Follow he guidelines for V , and refer to the Intel® Pentium® 4 Processor in the 478-pin Package and Intel® 850 Chipset Platform Design Guide for complete implementation details.

  • Page 84: Sis650 Igui Host/Memory Controller

    8500 N/B Maintenance 8500 N/B Maintenance 5.2 SiS650 IGUI Host/Memory Controller Host BUS Interface Host BUS Interface Continue Name Pin Attr Signal Description Name Pin Attr Signal Description CPUCLK Host differential clock input. RS[2:0]# Response Status: 0.71V – M 1.2~1.85V – M...
  • Page 85 8500 N/B Maintenance 8500 N/B Maintenance 5.2 SiS650 IGUI Host/Memory Controller Host BUS Interface Continue SiS MuTIOL Interface Name Pin Attr Signal Description Name Pin Attr Signal Description HPCOMP GTL P-MOS Compensation Input ZCLK SiS MuTIOL Connect 3.3V - M...
  • Page 86 8500 N/B Maintenance 8500 N/B Maintenance 5.2 SiS650 IGUI Host/Memory Controller SiS MuTIOL Interface VB Interface Name Pin Attr Signal Description Name Pin Attr Signal Description AC/BE[3:0] AGP Command/Byte Enable VBCLK Channel B/A Clock Input 1.5V/3.3V - M 1.8V/3.3V - M...
  • Page 87 8500 N/B Maintenance 8500 N/B Maintenance 5.2 SiS650 IGUI Host/Memory Controller VGA Interface Power and Ground Signals continue Name Pin Attr Signal Description Name Tolerance Power Plane Type Attribute 3.3V MAIN Analog VOSCI 14.318 Reference Clock Input C4XAVDD 3.3V - M...
  • Page 88 8500 N/B Maintenance 8500 N/B Maintenance 5.2 SiS650 IGUI Host/Memory Controller Test Mode/Hardware Trap/Power Management Name Pin Attr Signal Description DLLEN# Hardware Trap pin (refer to section 5) 3.3V/5V - M DRAM_SEL Hardware Trap pin (refer to section 5) 3.3V/5V - AUX...

  • Page 89: Sis691 Mutiol Media I/O Controller

    8500 N/B Maintenance 8500 N/B Maintenance 5.3 SiS961 MuTIOL Media I/O Controller Host Bus Interface MuTIOL Connect Interface Name Pin Attr Signal Description Name Pin Attr Signal Description FERR# Floating Point Error: ZCLK Megaband I/O Connect Clock 1.1V/2.65V -M CPU will assert this signal upon a floating point error occurring.
  • Page 90 8500 N/B Maintenance 8500 N/B Maintenance 5.3 SiS961 MuTIOL Media I/O Controller PCI Interface Continue PCI Interface Name Pin Attr Signal Description Name Pin Attr Signal Description AD[31:0] PCI Address /Data Bus: DEVSEL# Device Select: 3.3V/5V -M In address phase: 3.3V/5V -M...
  • Page 91 8500 N/B Maintenance 8500 N/B Maintenance 5.3 SiS961 MuTIOL Media I/O Controller IED Interface Power Management Interface Name Pin Attr Signal Description Name Pin Attr Signal Description Primary Channel Data Bus IDA[15:0] ACPILED ACPILED : <=5V -AUX ACPILED can be used to control the blinking of an LED at the 3.3V/5V -M...
  • Page 92 8500 N/B Maintenance 8500 N/B Maintenance 5.3 SiS961 MuTIOL Media I/O Controller LPC Interface AC’97 Interface Name Pin Attr Signal Description Name Pin Attr Signal Description LAD[3:0] LPC Address/Data Bus: AC_BIT_CLK AC’97 Bit Clock: 3.3V/5V-M LPC controller drives these four pins to transmit LPC command, 3.3V/5V -M...
  • Page 93 8500 N/B Maintenance 8500 N/B Maintenance 5.3 SiS961 MuTIOL Media I/O Controller Keyboard Control Interface MAC Interface Name Pin Attr Signal Description Name Pin Attr Signal Description I/OD KBDAT / Keyboard Dada: TXEN Transmit Enable: O/OD When the internal keyboard controller is enabled, this pin is 3.3V -AUX...
  • Page 94 8500 N/B Maintenance 8500 N/B Maintenance 5.3 SiS961 MuTIOL Media I/O Controller Power and Ground Signals General Purpose I/O Name Tolerance Power Plane Type Attribute Signal Name Pin Attr Signal Description GROUND Digital GPIO[6:0] GPIO: 3.3V/5V -M Can be a general purpose input or output.

  • Page 95: Sis301Lv / Chrontel Ch7017 Tv/Lvds Encoder

    8500 N/B Maintenance 8500 N/B Maintenance 5.4 SiS301LV / Chrontel CH7017 TV/LVDS Encoder Pin # Type Symbol Description Pin # Type Symbol Description 66,101 In/Out In/Out H1,H2 Horizontal Sync Input / Output Low-Voltage DDC Serial Data When the SYO control bit is low, these pins accept a horizontal Low-voltage serial data for DDC.
  • Page 96 8500 N/B Maintenance 8500 N/B Maintenance 5.4 SiS301LV / Chrontel CH7017 TV/LVDS Encoder Pin # Type Symbol Description Pin # Type Symbol Description Analog LPLLCAP LVDS PLL Capacitor XI/FIN Crystal Input / External Reference Input This pins allows coupling of any signal to the on-chip loop A parallel resonant 14.31818MHz crystal (+ 20 ppm) should...
  • Page 97 8500 N/B Maintenance 8500 N/B Maintenance 5.4 SiS301LV / Chrontel CH7017 TV/LVDS Encoder Pin # Type Symbol Description 5V supply for H/VOUT (5V) Power 64,83,84,103 Power DVDD Digital Supply Voltage (3.3V) 67,75,92,100 Power DGND Digital Ground I/O Supply Voltage (1.1V to 3.3V)

  • Page 98: Mb86613L Ieee1394 Controller

    8500 N/B Maintenance 8500 N/B Maintenance 5.5 MB86613L IEEE1394 Controller PCI Bus Interface Memory Interface Name of pin Function Name of pin Function PCI bus clock input pin (Max. 33MHz) Data output pin for EEPROM device. PCICLK EEDI System reset input pin.

  • Page 99: System Block Diagram

    8500 N/B Maintenance 8500 N/B Maintenance 6. System Block Diagram U502 Pentium 4 CPU Willamette/Northwood Micro-FCPGA 478 pin Host Bus LCD PANEL U504 TV-Encoder AGP Bus DDRAM Bus TV S-VIDEO IGUI Host/Memory SiS301LV/ 200 pin DDR SO-DIMM Socket * 2...

  • Page 100: Maintenance Diagnostics

    8500 N/B Maintenance 8500 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 101: Error Codes

    8500 N/B Maintenance 8500 N/B Maintenance 7.2 Error Codes Following is a list of error codes in sequent display on the PIO debug board. Code POST Routine Description Code POST Routine Description Some type of long reset Test keyboard Turn off FAST A20 for POST...
  • Page 102 8500 N/B Maintenance 8500 N/B Maintenance 7.2 Error Codes Following is a list of error codes in sequent display on the PIO debug board. Code POST Routine Description Code POST Routine Description Special init of keyboard ctlr Configure the COMM and LPT ports...

  • Page 103: Maintenance Diagnostics

    8500 N/B Maintenance 8500 N/B Maintenance Maintenance Diagnostics 7.3.1 Diagnostic Tools : PIO CONNECTOR P/N:411904800001 Description: PWA; PWA-378Port Debug BD Note: Order it from MIC/TSSC 7.3.2 Circuit: Connector PIN1 : STROBE PIN 13 : SLCT PIN10: ACK# PIN 16 : INT#...

  • Page 104: Trouble Shooting

    8500 N/B Maintenance 8500 N/B Maintenance 8. Trouble Shooting 8.1 No Power 8.2 No Display 8.3 VGA Controller Failure LCD No Display 8.4 External Monitor No Display 8.5 Memory Test Error 8.6 Keyboard (K/B) Touch-Pad (T/P) Test Error 8.7 Hard Drive Test Error 8.8 CD-ROM Drive Test Error...

  • Page 105: No Power

    8500 N/B Maintenance 8500 N/B Maintenance 8.1 No Power When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. No power Is the Connect AC notebook connected Board-level adaptor One of the following components or signals on the motherboard...
  • Page 106 8500 N/B Maintenance 8500 N/B Maintenance 8.1 No Power When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. R652 R649 PL509 PU507,PQ510,PL511 D/VMAIN_P2 +5VS +5V_HDD R246 L92,D3 R240 Main Voltage Map...
  • Page 107 8500 N/B Maintenance 8500 N/B Maintenance 8.1 No Power When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. Main Voltage Map L510 +VCH_DVDD From previous page L506 L516 CPUAVDD...
  • Page 108 8500 N/B Maintenance 8500 N/B Maintenance 8.1 No Power – VMAIN When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. PJ501 PWR_ON PL503 PF501 PR538 120Z/100M VMAIN PL504 120Z/100M...
  • Page 109 8500 N/B Maintenance 8500 N/B Maintenance 8.1 No Power – +3V/+5V/+12V/+2.5V_DDR When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. VDD3 VDD3 120Z/100M D/VMAIN_P1 R183 R156 D/VMAIN_P3 EMC_PWRBTN# EMCI_PWRBTN#...
  • Page 110 8500 N/B Maintenance 8500 N/B Maintenance 8.1 No Power – VDD5/VDD3/VDD1.8/+1.8V/+1.25V When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. VMAIN VDD3 VMAIN VDD5 VMAIN VMAIN VDD3 3216FF-1 VDD5...

  • Page 111: No Display

    8500 N/B Maintenance 8500 N/B Maintenance 8.2 No Display 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 Board-level or LCD.
  • Page 112 8500 N/B Maintenance 8500 N/B Maintenance 8.2 No Display ****** System Clock Check ****** R172 HCLK_CPU U502 10K*4 R173 HCLK_CPU# VCC_CORE Pentium 4 R161 R162 49.9 49.9 R268 4.7K R237 ZCLK0 PD#/VTT_PWRGD MMBT3904L R174 AGP_CLK0 R170 SDRAMCLK PCI_STOP# MMBT3904L R232 VGA_14.318MHZ...
  • Page 113 8500 N/B Maintenance 8500 N/B Maintenance 8.2 No Display ****** System Clock Check ****** FWDSDCLKO CLK_DDR0 From previous page CLK_INT CLK_DDR0# SMBCLK From previous page R112 CLK_DDR1 SMBDATA From previous page R116 CLK_DDR1# +2.5_DDR R103 CLK_DDR2 120Z/100M R100 CLK_DDR2# CBVDD...
  • Page 114 8500 N/B Maintenance 8500 N/B Maintenance 8.2 No Display ****** Power Good & Reset Circuit Check ****** MIC5248 MAX809 R339 PU503 JL14 CPU_CORE_EN_P CPU_CORE_EN PWROK NB_PWROK RESET# HIP6301 C384 R338 0.1µ 0.1µ 100K 1µ U504 VDD3 VCCVID +VCC_CORE IGUI Host/Memory...

  • Page 115: Vga Controller Failure Lcd No Display

    8500 N/B Maintenance 8500 N/B Maintenance 8.3 VGA Controller Failure LCD No Display There is no display or picture abnormal on LCD although power-on-self-test is passed. VGA Controller Failure LCD No Display 1. Confirm LCD panel or monitor is good...
  • Page 116 8500 N/B Maintenance 8500 N/B Maintenance 8.3 VGA Controller Failure LCD No Display There is no display or picture abnormal on LCD although power-on-self-test is passed. NDS9410 120Z/100M +PANEL_VDD +12V 0.1µ 1000P 470K TXCLKOUT+ 0.22µ TXCLKOUT- TXCLKOUT1+ DTC144TKA TXCLKOUT1- SiS301LV/...

  • Page 117: External Monitor No Display

    8500 N/B Maintenance 8500 N/B Maintenance 8.4 External Monitor No Display There is no display or picture abnormal on CRT monitor, but it is OK for LCD. External Monitor No Display 1. Confirm monitor is good and check the cable are connected properly.
  • Page 118 8500 N/B Maintenance 8500 N/B Maintenance 8.4 External Monitor No Display There is no display or picture abnormal on CRT monitor, but it is OK for LCD. VDD3 J502 100K CRT_IN# To U24 SiS961 100P 2.2K 2.2K R115 120Z/100M DDDA...

  • Page 119: Memory Test Error

    8500 N/B Maintenance 8500 N/B Maintenance 8.5 Memory Test Error Extend DDR SDRAM is failure or system hangs up. Memory Test Error 1.If your system installed with expansion SO-DIMM module then check them for One of the following components or signals on the motherboard proper installation.
  • Page 120 8500 N/B Maintenance 8500 N/B Maintenance 8.5 Memory Test Error Extend DDR SDRAM is failure or system hangs up. L508 +1.25V 120Z/100M DDRAVDD +2.5V_DDR C621 C627 RP503-RP506,RP508,RP511 SMBDATA 0.01µ 0.1µ RP513,RP515,RP517,RP519 C639 RP521,RP523,RP525 33*8 DDRAVSS 10µ SMBCLK RP516 470*4 CKE [0:3]...

  • Page 121: Keyboard (K/B) Touch-Pad (T/P) Test Error

    8500 N/B Maintenance 8500 N/B Maintenance 8.6 Keyboard (K/B) Touch-Pad (T/P) Test Error Error message of keyboard or touch-pad failure is shown or any key does not work. Keyboard or Touch-Pad Test Error Check U16, J25, J514 Re-soldering for cold solder?
  • Page 122 8500 N/B Maintenance 8500 N/B Maintenance 8.6 Keyboard (K/B) Touch-Pad (T/P) Test Error Error message of keyboard or touch-pad failure is shown or any key does not work. +5VS_KBC +5VS_KBC R148 R158 R157 R165 4.7K 4.7K R180 OSC1 INTKBD_CLK KI [0:7]...

  • Page 123: Hard Disk Drive Test Error

    8500 N/B Maintenance 8500 N/B Maintenance 8.7 Hard Drive Test Error Either an error message is shown, or the drive motor spins non-stop, while reading data from or writing data to hard disk. Hard Driver Test Error 1. Check if BIOS setup is OK?.
  • Page 124 8500 N/B Maintenance 8500 N/B Maintenance 8.7 Hard Drive Test Error Either an error message is shown, or the drive motor spins non-stop, while reading data from or writing data to hard disk. +1.8V R652 120Z/100M +5V_HDD IDEAVDD J513 C355...

  • Page 125: Cd-Rom Drive Test Error

    8500 N/B Maintenance 8500 N/B Maintenance 8.8 CD-ROM Drive Test Error An error message is shown when reading data from CD-ROM drive. CD-ROM Driver Test Error Board-level 1. Try another known good compact disk. Troubleshooting 2. Check install for correctly.
  • Page 126 8500 N/B Maintenance 8500 N/B Maintenance 8.8 CD-ROM Drive Test Error An error message is shown when reading data from CD-ROM drive. +1.8V R246 120Z/100M +5V_CD IDEAVDD J510 C355 C357 C354 38~42 0.01µ 0.1µ 10µ IDEAVSS R240 C323 C313 C324 1µ...

  • Page 127: Floppy Drive Test Error

    8500 N/B Maintenance 8500 N/B Maintenance 8.9 Floppy Drive Test Error An error message is shown when loading data from disk to system. Floppy Drive Test Error 1. Check diskette cable connected to Board-level computer properly. Troubleshooting One of the following parts or signals on the motherboard may 2.
  • Page 128 8500 N/B Maintenance 8500 N/B Maintenance 8.9 Floppy Drive Test Error An error message is shown when loading data from disk to system. J509 L519 SIO_AVCC 120Z/100M L518 22,24,26 120Z/100M SIO_AVCC C685 C701 C692 C662 10µ 10µ 1µ L517 0.1µ...

  • Page 129: Usb Test Error

    8500 N/B Maintenance 8500 N/B Maintenance 8.10 USB Test Error An error occurs when a USB I/O device is installed. USB Test Error Check if the USB device is installed properly. (Including charge board.) Board-level Check the following parts for cold solder or one of the following...
  • Page 130 8500 N/B Maintenance 8500 N/B Maintenance 8.10 USB Test Error An error occurs when a USB I/O device is installed. +3VS_USB VDD3 +5VS J507 R260 120Z/100M USBVDD0,1 VIN0 VOUT0 120Z/100M C333 C332 C328 R257 0.1µ 1µ 10µ VIN1 VOUT1 C536...

  • Page 131: Pio Port Test Error

    8500 N/B Maintenance 8500 N/B Maintenance 8.11 PIO Port Test Error When a print command is issued, printer prints nothing or garbage. PIO Port Test Error 1. Check if PIO device is installed properly. (J504) Board-level 2. Check CMOS LPT port setting properly.
  • Page 132 8500 N/B Maintenance 8500 N/B Maintenance 8.11 PIO Port Test Error When a print command is issued, printer prints nothing or garbage. RLS4148 RP24 R191 RP19 1K*8 4.7K 4.7K*8 J503 120Z/100M PIO_D/STB# D/STB# PIO_D/AFD# D/AFD# 120Z/100M 120Z/100M PIO_D/INT# D/INT# 120Z/100M...

  • Page 133: Audio Failure

    8500 N/B Maintenance 8500 N/B Maintenance 8.12 Audio Failure No sound from speaker after audio driver is installed. Audio Failure 1. Check if speaker cables are connected properly. 2. Make sure all the drivers are installed Board-level Check the following parts for cold solder or one of the following parts on the properly.
  • Page 134 8500 N/B Maintenance 8500 N/B Maintenance 8.12 Audio Failure No sound from speaker after audio driver is installed. 600Z/100M +12V VDD5 AUDIO IN DVDD1,2 R627 C228 C404 C387 Internal 2N7002 600Z/100M 4.7µ 0.1µ 0.1µ MIC_VREF R628 R196 L503 470K C238...
  • Page 135 8500 N/B Maintenance 8500 N/B Maintenance 8.12 Audio Failure No sound from speaker after audio driver is installed. C403 R348 R349 AUDIO OUT 2.2µ DTA144WK R322 C398 R346 R347 4.7K 2.2µ AMP_MUTE C392 1µ R326 L522 600Z/100M -OUTA -INA1 J512...

  • Page 136: Lan Test Error

    8500 N/B Maintenance 8500 N/B Maintenance 8.13 LAN Test Error An error occurs when a LAN device is installed. LAN Test Error 1.Check if the driver is installed properly. Check the following parts for cold solder or one of the following 2.Check if the notebook connect with the...
  • Page 137 8500 N/B Maintenance 8500 N/B Maintenance 8.13 LAN Test Error An error occurs when a LAN device is installed. VDD3 R265 +3VS_LAN MIIAVDD VMAIN 7,8,15,16,25,54,63 VDD[0:6] C338 C337 C337 C336 +3VS_LAN U509 R278 F501 0.01µ 0.1µ 0.1µ 10µ NJM78L05UA U510...

  • Page 138: Ieee 1394 Failure

    8500 N/B Maintenance 8500 N/B Maintenance 8.14 IEEE 1394 Failure An error occurs when a IEEE 1394 device is installed. IEEE1394 Fail 1. Check if the 1394 device is installed properly. 2. Confirm 1394 driver is installed ok. Check the following parts for cold solder or one of the following...
  • Page 139 8500 N/B Maintenance 8500 N/B Maintenance 8.14 IEEE 1394 Failure An error occurs when a IEEE 1394 device is installed. +VMEM_1394 R292 +3V_1394 PHYVDD PHYAVDD VDD5 R392 C353 120Z/100M 0.1µ AVDD3_[0:3] R314 DVDD3_[0:3] C319 C241 SEECS 120Z/100M 2.2µ 2.2µ SEECLK...

  • Page 140: Spare Parts List

    AK;28-PR,BOX,8500 272075102701 CAP;1000P,50V ,+/-20%,0603,X7R,S C102,C105,C115,C162,C214, 346600000534 AL-FOIL/MYLAR;T=0.1,W=100,PRC 272030102405 CAP;1000P,CR,3KV,10%,1808,X7R,TU C129,C557,C567 346672200012 AL-FOIL;M/B-COMPONENT SIDE-1,850 272075101701 CAP;100P ,50V ,+ -10%,0603,NPO,S C1,C19,C20,C25,C26,C283,C 346672200011 AL-FOIL;M/B-SOLDER SIDE-1,8500 272075101302 CAP;100P ,CR,50V,5%,0603,NPO,SMT C100,C747,EC1,EC2,EC3,EC4 298000000005 BATTERY HOLDER;EC-3211-4,SMT BT501 272431107509 CAP;100U,2V,20%,7343,SDK-CAP PC25,PC26 338530010005 BATTERY;LI,3V/220MAH,CR2032 272075100701 CAP;10P ,50V ,+-10%,0603,NPO,SM C329,C330,C390,C393 242670800113 BFM-WORLD MARK;WINXP,7521N...
  • Page 141 CARTON;380MM*320MM*320MM,BC FLUT 331000004009 CON;IEEE1394,MA,4P*1,0.8MM,R/A 221671220002 CARTON;NON-BRAND,MSL,8170 291000811002 CON;PHONE JACK,10P,RJ45,RJ11,P33 J508 431672200001 CASE KIT;8500 291000910403 CON;POWER JACK,4P,D=13.0,SG PJ501 451672200091 CD ROM ME KIT;8500 331840010008 CON;STEREO JACK,10P,W/SPDIF,R/A, 342665500008 CFM-SUYIN;S-STANDOFF,#4-40H4.8,N 291000920602 CON;STEREO JACK,6P,W9.5,RC64-06G 313000020379 CHOKE COIL;0.75UH,+30-10%,4.5Ts, PL506,PL507,PL508 291000920401 CON;TV/S-JACK,FM,4P,35146S-04T1- J501 273000111002 CHOKE COIL;120OHM/100MHZ,20%,321...
  • Page 142 EC;680U,6.3V,+-20%,D10X12.5,6PS6 PC560 340672200016 COVER ASSY;KB,8500 312278206155 EC;820U,4V,+-20%,D10X12.5,4PS820 PC504,PC517,PC524,PC530, 340672200001 COVER ASSY;LCD-141,8500 227672200001 END CAP;8500 340672200015 COVER ASSY;TOP,8500 227672200006 END CAP;AK BOX,8500 344672200013 COVER; HINGE,8500 227670000002 END CAP;MANUAL,7521 344672200011 COVER;HDD,8500 481672200001 F/W ASSY;SYS/VGA BIOS,8500 344672200010 COVER;HEAT-SINK,8500 523411442517 FD DRIVER;1.44M,3.5",D353G R69-2 272625220401 CP;22P*4 ,8P,50V ,10%,1206,NPO,S...
  • Page 143 GASKET;M/B-3,8500 286306301003 IC;HIP6301CB,PWM CTRL,SOIC,20P PU503 230000010004 GLUE;9001B,BLACK,PRC 284508268001 IC;HT82K68E,KBC,SSOP48,SMT 230000010003 GULE;9001A,BLACK,PRC 284501893001 IC;ICS-1893,LAN-PHY,TQFP,64P,SMT 451672200051 HDD ME KIT;8500 284593722001 IC;ICS93722,DDR ZERO DELAY CLOCK 343672200001 HEAT SINK;NORTHBRIDGE,8500 284595200101 IC;ICS952001,TIMING CTL HUB FOR 340672200029 HEAT_SINK MODULE ASSY;8500 286100358004 IC;LM358,DUAL OP/AMP,SO,8P,TI,PR 340672200005 HINGE;L-141,8500 286104873001 IC;LM4873LQ,AUDIO AMPLIFIER,2.1W...
  • Page 144 MICROPHONE ASSY;LCD,8500 346672200004 INSULATOR;M/B-DDR,8500 339115000035 MICROPHONE;PVM-6BU-1,PRC 346672200002 INSULATOR;PLATE-KB,8500 313000150244 MPP CORE;55130,OD=11.9,ID=5.89,H 541150310001 INVERTER BD;7521 346600000074 MYLAR;T=0.1,W=110,BLACK,PRC 531099990204 KBD OPTION;88,UI,8500 416267220901 NB PF OPTION;XGA,14.1",8500 531017240055 KBD;88,KS-26IA-UILG01,ZIPPY,8500 416267220002 NB PF;QDI,14",8500 451672200071 LABEL KIT;NON-BRAND,8500 375102030010 NUT-HEX;M2,2,NIW 242600000145 LABEL;10*10,BLANK,COMMON 274042500405 OSC;25MHZ,50PPM,3.3V,15PF,H=1,SM OSC1 242600000457 LABEL;20*7MM,COMMON,PRC 461672200001 PACKING KIT;NON-BRAND,8500...
  • Page 145 9. Spare Parts List - 6 Part Number Description Location(s) Part Number Description Location(s) 411670800013 PWA;PWA-7521N,INVERTER BD,OZ965, 271071131101 RES;130 ,1/16W,1% ,0603,SMT R104 411672200001 PWA;PWA-8500,MOTHER BD 271071137311 RES;137K ,1/16W,1% ,0603,SMT PR507 411672200003 PWA;PWA-8500,MOTHER BD,SMT 271071147011 RES;147 ,1/16W,1% ,0603,SMT R144 411672200002 PWA;PWA-8500,MOTHER BD,T/U 271071151101 RES;150 ,1/16W,1% ,0603,SMT...
  • Page 146 8500 N/B Maintenance 8500 N/B Maintenance 9. Spare Parts List - 7 Part Number Description Location(s) Part Number Description Location(s) 271071221301 RES;220 ,1/16W,5% ,0603,SMT R367,R368 271071512101 RES;5.1K ,1/16W,1% ,0603,SMT R337,R377,R387 271071223302 RES;22K ,1/16W,5% ,0603,SMT R627,R70 271071562301 RES;5.6K ,1/16W,5% ,0603,SMT R164,R275 271071237211 RES;23.7K,1/16W,1% ,0603,SMT...
  • Page 147 SPONGE;CR-4305,T=2.5,W=50,BLACK, 271611750301 RP;75*4 ,8P ,1/16W,5% ,0612,SMT 345670400051 SPONGE;HOUSING-HDD,GRAMPUS 345672200001 RUBBER;LCD DOWN,8500 345672200023 SPONGE;LCD BRKT-141,8500 345600000027 RUBBER;OD7.3*ID6,L=7mm,PRC 341670400014 SPRING;M/B SHIELD,GRAMPUS 565167220001 S/W;CD ROM,SYSTEM DRIVER,8500 341672200002 SPRING-SCREW;HEAT SINK,8500 371102030303 SCREW;M2L3,K-HEAD(+),NIW/NLK 341668300008 STANDOFF;MDC MODEM,NLK,HOPE 340672200030 SHIELDING ASSY,TOP,8500 295000020002 SURGE PROTECTOR;P2600SB,2P,DO-21 342672200006 SHIELDING;FDD,8500 297120100006 SW;DIP,SPST,5P,24VDC,50MA,STS-KA...
  • Page 148 TAPE;ACETURN ADHESIVE,L84*W30,UN 288204832001 TRANS;SI4832DY,N-MOSFET,.028OHM, PQ508 225600000110 TAPE;G9000,W=50,PRC 288204894001 TRANS;SI4894DY,N-MOSFET,018OHM,S PQ513,PU507 225600000217 TAPE;G9000/DOUBLE RELEASE PAPER, 273001050068 TRANSFORMER;10/100 BASE,NS601680 U503 333334000046 TERMINAL;HRS/DF13-2630SCF,PRC 421672200006 WIRE ASSY;INVERTER,8500 333334000084 TERMINAL;JAE/FI-C3-A1-15000,PRC 421672200003 WIRE ASSY;LCD-141,QDI,8500 333334000099 TERMINAL;JST/SSH-003T-P0.2,PRC 332110028053 WIRE;#28,UL1691,GRAY,PRC 333334000106 TERMINAL;JWT/A1251TOP-2,PRC 332110030052 WIRE;#30,UL1571,OD0.6mm,BLUE,PRC 333334000106 TERMINAL;JWT/A1251TOP-2,PRC 332110030055 WIRE;#30,UL1571,OD0.6mm,GREEN,PR 346672200014 THERMAL-PAD;20*15*0.5,8500...
  • Page 149 8500 N/B Maintenance 8500 N/B Maintenance 9. Spare Parts List - 10 Part Number Description Location(s) P/N:526267220021...

  • Page 151: Circuit Diagram

    REVISION TAPEOUT DAY HISTORY 2002/1/2 DESIGN FOR EVT 8500 R01 2002/3/11 Design for EVT2 1.Delete CARD READER function then add IEEE1394. PROJECT CODE- G005 PCB P/N 316672200001 PCI DEVICE INTERRUPT REQ/GNT IDSEL 2.ADD deepswitch(SW501) for mobil CPU. PRODUCT CODE- 6722...
  • Page 152 VID[0..4] R709 4.7K/NA 4.7K*4/NA VID[0..4] RP536 0603D SW501 1206 VID4 VID3 VID2 VID1 VID0 R710 4.7K/NA HDS106/NA 0603D Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 153 ITP_RESET# 2 ITP_TCK ITP_TCK R538 R521 PLACE CLOSE TO CPU SOCKET PLACE CLOSE TO CPU 0603 SOCKET 0603 Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 154 CH_VBD10 1206 VAD10 CH_VAD10 0.01U 0.1U this 1206 VBD11 CH_VBD11 VAD11 CH_VAD11 0603D 0603 0603 under solder side Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 155 120Z/100M 0.1U C620 C626 2012 0603D 0603 1206 0.01U 0.1U C638 0603D 0603 0603 SDAVSS 1206 DACAVSS1 DACAVSS2 Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 156 C231 C198 C209 VSS_83 AG27 0.1U 0.1U 0.1U 0.1U VSS_84 0603 0603 0603 0603 SIS650 BGA540_77_85 284500650002 +1.8V Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 157 0.1U 0603 1206 0603 0603 0603 0603 0603 0603 1206 0603 0603 0603 0603 0603 0603 470*4 1206 Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 158 1000P 2012 0.1U 0.1U 0.1U 0.1U 0.1U 0.1U 1206 0603 0603 1206 0603 0603 0603 0603 0603 0603 Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 159 120Z/100M 0805 C293 0603 2012 0.1U GPIOC 0603 GPIOD Title Normal Normal PAL-M PAL-N Normal 8500 NTSC YUV TV 525I 525P 750P 1080I Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version...
  • Page 160 TXOUT0+ TXOUT4+ 9 TXOUT0- TXOUT4- 9 GND1 GND2 MA/15PX2/ST ACES 87216-3000 CONN_ACES87216_30 Title 291000013016 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet CHANGE TO TI 74LV164A P/N:282074164002 PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 161 IDB13 IDE_SDD13 14 ZVSSREF IDE_SDD14 ZVSSREF IDB14 IDE_SDD14 14 IDE_SDD15 IDB15 IDE_SDD15 14 SIS961 BGA335_36 284500961003 ZAD[0..15] ZAD[0..15] Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 162 Decoupling Capacitor BT501 USB_OC2# (SB debug mode) enable disable Place Close to 961A BH-800.1K USB_OC5# (Trap mode) PCI AD Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version...
  • Page 163 291000141203 C426 RLS4148 120Z/100M 297040101003 CONN_ACES87153_12 2012 COVER_SW# 0.1U 1K 0603 ESD0805A/NA ESD0805A/NA 0603 0.1U MPU-101-6DB 0603 SW_MPU101-6DB Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 164 FDD_DENSEL# FDD_DIR# 1K*8/NA1206 FDD_DIR# CL-190G R369 0603D FDD_MTR0# FDD_DSKCHG# FDD_DSKCHG# FDD_DR0# FDD_DR0# FDD_INDEX# FDD_INDEX# FPC/FFC/1MM/26P 85203-26-02 Title ACES 8500 291000142609 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 165 GND1 0603D SI2302DS GND1 R194 GND2 GND2 0603D 124P/0.8MM/H6 SPEED B27-101-0038 C287 0.1U PIN24, 124 ARE AUX_POWER Title 0603D 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 166 R387 need to be as close the same 270P 5.1K L101 CHOKE_PLP3216S length as possible. 0603D 0603D PLP3216S/NA Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 167 R568 C607 0.1U AC97_BITCLK AC97_BITCLK 12,18 0805 0805 MTG1 0603 MTG2 C600 FM/0.8MM/H2.4 10P/NA AMP C-179373 0603 CONN_AMP179373_30B Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 168 :273000130037 R320 0/NA GND_Codec 120Z/100M 改成 電感 :273000130037 R324 CHECK ALC202A, THERE ARE SOME PIN DIFFERENT. 0/NA GND_Codec Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 169 C100 R401 0/NA 0603 DECT_HP#/OPT L525 DTC144TKA CHOKE_PLP3216S 100P/NA CAGND SOT23AN_1 PLP3216S 0603 120Z/100M PLP3216S 1608 CHOKE_PLP3216S DEVICE_DECT# Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 170 100P ACES RLZ5.6B/NA 0603 0603 0603 0603 0603 85205-0300 R399 BATT_LOW_BEEP 0603 RP501 ADM_SHUTDOWN# 10K*4 ADM_THRM# 1206 Title 8500 Size Document PCB 316672200001/ASSY 41167220 0001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 171 0603 BLADJ 電壓變化須在 之間分 段等距 0.5V~3V GPIO_BLADJ0 LMV358M SSOP8 DTC144TKA DTC144TKA DTC144TKA DTC144TKA/NA GPIO_BLADJ1 GPIO_BLADJ2 GPIO_BLADJ3 LMV358M SSOP8 Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 172 0603 0603 FA16 FA13 R231 R230 FA12 MB/ID1 MB/ID0 10K*8 1206 R222 R221 0603 0/NA 0603 0603 0603 Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 173 12,25 PSON 0603 0603 SOT23N 40819 R105 C206 0603 0.1U R107 0603 0603 470K C201 0603 0.1U 0603 Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 174 1U/NA 1.375 0603 284500026001 1.350 1.325 100degreeC SHUT DOWN 1.300 1.275 1.250 1.225 1.200 1.175 1.150 1.125 1.100 Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 175 PR504 0603 23.7K 0.1U 0603 0603 0603 R185 2 74AHC14 GATE FOR PWRBTN# 220K/NA Title AS DEBOUNCE PARTS 0603 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 176 PC551 SOT23N 2N7002 PR14 PC545 PC549 0603 1206 0.1U 21.5K 0.1% 0603 0603 0603 PQ512 12,23 SB_PWROK DTC144WK Title 8500 Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 177 JACK Keyborad RJ11 PWR AMP SUPER I/O SIO_PCICLK W83697 LM4873 +5V/VA +3.3V Speaker Speaker SYSTEM Headphone/SPDIF Title BIOS 8500 P/IO Size Document PCB 316672200001/ASSY 411672200001 Number Date: 星期五 五月 24, 2002 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...

  • Page 178: Reference Material

    SiS650 IGUI Host / Memory Controller SiS, INC SiS691 MuTIOL Media I/O Controller SiS, INC SiS301LV / Chrontel CH7017 TV/LVDS Encoder SiS, INC W83697HF Super I/O Controller WinBond, INC MB86613L IEEE1394 Controller Fujitsu, INC 8500 Hardware Engineering Specification Technology Corp./MiTAC...
  • Page 179 SERVICE MANUAL FOR 8500 SERVICE MANUAL FOR SERVICE MANUAL FOR 8500 Sponsoring Editor : Jesse Jan Author : Sissel Diao Assistant Editor : Janne Liu Publisher : MiTAC International Corp. Address : 1, R&D Road 2, Hsinchu Science-Based Industrial, Hsinchu, Taiwan, R.O.C.

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