MiTAC 8355 Service Manual
  1. Manuals
  2. Brands
  3. MiTAC Manuals
  4. Laptop
  5. 8355
  6. Service manual

MiTAC 8355 Service Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

SERVICE MANUAL FOR
SERVICE MANUAL FOR
SERVICE MANUAL FOR
Repair Technology Research Department /EDVD
Repair Technology Research Department /EDVD
8355
8355
8355
8355
8355
8355
8355
8355
8355
8355
8355
8355
BY:
Rain Li
Rain Li
Nov.2003

Advertisement

Table of Contents
loading

Related Manuals for MiTAC 8355

Summary of Contents for MiTAC 8355

  • Page 1 SERVICE MANUAL FOR SERVICE MANUAL FOR SERVICE MANUAL FOR 8355 8355 8355 8355 8355 8355 8355 8355 8355 8355 8355 8355 Rain Li Rain Li Repair Technology Research Department /EDVD Repair Technology Research Department /EDVD Nov.2003...

  • Page 2: Table Of Contents

    1.5 Power Management………………………………………………………………………………………………….. 1.6 Appendix 1 : VT8235 GPIO Definition……………………………………………………………………………... 1.7 Appendix 2 : H8 Pins Definition ……………………………………………………………………………………. 1.8 Appendix 3 : 8355 Product Specification …………………………………………………………………………… 2. System View and Disassembly ………………………………………………………………………... 2.1 System View ………………………………………………………………………………………………………… 2.2 System Disassembly …………………………………………………………………………………………………...
  • Page 3 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Contents 5.3 VT8235 South Bridge ………………………………………………………………………………………………. 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 …………………………………………………………………………………………………………….
  • Page 4 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Contents 8.13 Audio Failure ………….…………………………………………………………………………………………… 9. Spare Parts List ……………………………………………………………………………………….. 10. System Exploded Views ……………………………………………………………………………… 11. Circuit Diagram ……………………………………………………………………………………… 12. Reference Material …………………………………………………………………………………...

  • Page 5: Hardware Engineering Specification

    8355 N/B MAINTENANCE 1. Hardware Engineering Specification 1.1 Introduction The 8355 motherboard would support the AMD ClawHammer K8 processor with uPGA Package, 2700+/3000+/3300+/3600+/3900+/4200+, FSB 800MHz This system is based on PCI architecture, which have standard hardware peripheral interface. The power management complies with Advanced Configuration and Power Interface (ACPI) 2.0.
  • Page 6 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE The RADEON MOBILITY 9600 provides the fastest and most advanced 2D, 3D, and multimedia graphics performance for the latest applications in full 32-bit color. Its architecture introduces the latest achievements in the graphics industry, which enable the use of the progressive new features in upcoming applications, but without compromising performance.

  • Page 7: System Hardware Part

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.2 System Hardware Part AMD ClawHammer K8 processor with uPGA Package 2700+/3000+/3300+/3600+/3900+/4200+ FSB 800MHz Core logic VIA K8T800 + VT8235 VGA Control ATI M10P with 64MB External VRAM (Reserve for 128MB VRAM) System BIOS Insyde 256 KB Flash EPROM (Include System BIOS and VGA BIOS) ACPI 2.0;...
  • Page 8 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.2.1 CPU_ ClawHammer PROCESSOR The ClawHammer processor family is designed to support performance desktop and workstation applications. It provides a high-performance HyperTransport. link to I/O, as well as a single 64-bit high-performance DDR memory controller.
  • Page 9 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE HyperTransport. Technology to I/O Devices Two 8-bit links each support 1600 mega-transfers (MT) per second or 1.6 Gbytes/s in each direction Can be configured as single 16-bit link supporting 1600 MT/s or 3.2 Gbytes/s in each direction...
  • Page 10 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE ACPI 2.0 compliant, including support for processor performance states Power Supplies VDD (core): 1.50-V at 52 Amps (max) VDDIO: 2.5-V at 3.0 Amps (max) for DDR I/O VLDT: 1.2-V at 0.5 Amps for HyperTransport VTT: 1.25-V at 0.5 Amps required for 2.5-V I/Os...
  • Page 11 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.2.2 System frequency 1.2.2.1 System frequency synthesizer_ICS950402 Programmable Timing Control Hub™ AMD-K8™ processor General Description The ICS950403 is a main system clock solution for desktop designs using the AMD K8 CPU. It provides all necessary clock signals for Clawhammer and Sledgehammer systems.
  • Page 12 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1 - 48MHz, @3.3V fixed. 1 - 24/48MHz @ 3.3V 3 - REF @3.3V, 14.318MHz. Features: Programmable output frequency. Programmable output divider ratios. Programmable output rise/fall time. Programmable output skew.. Programmable spread percentage for EMI control.
  • Page 13 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.2.3 VIA K8T800+VT8235 1.2.3.1 K8T800 The K8T800 is a high performance, cost-effective and energy efficient solution for the implementation of desktop personal computer systems with 8 / 16-bit 800 / 600 / 400 / 200 MHz HyperTransport. CPU host interface based on AMD K8 / ClawHammer.
  • Page 14 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8 or 16-bit control / address / data transfer both directions 800 / 600 / 400 / 200 MHz Double Data Rate operation both directions Default 8-bit / 200 MHz operation on startup for high reliability with speedup to dual 16-bit, 800 MHz operation (3.2...
  • Page 15 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE LRU replacement scheme Independent GART lookup control for host / AGP / PCI master accesses Windows 95 OSR-2 VXD and integrated Windows 98 / 2000 / XP miniport driver support High Bandwidth 533 MB / Sec 8-bit V-Link Host Controller South Bridge Interface...
  • Page 16 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.2.3.2 VT8235 The VT8235 South Bridge is a high integration, high performance, power-efficient, and high compatibility device that supports Intel and non-Intel based processor to V-Link bus bridge functionality to make a complete Microsoft PC2001-compliant PCI/LPC system.
  • Page 17 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE f) Notebook-class power management functionality compliant with ACPI and legacy APM requirements. Multiple sleep states (power-on suspend, suspend-to-DRAM, and suspend-to-Disk) are supported with hardware automatic wake-up. Additional functionality includes event monitoring, CPU clock throttling and stop (Intel processor protocol), PCI bus clock stop control, modular power, clock and leakage control, hardware-based and software- based event handling, general purpose I/O, chip select and external SMI.

  • Page 18: General Description

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.2.4 RADEON MOBILITY 9600 General Description The RADEON MOBILITY 9600 provides the fastest and most advanced 2D, 3D, and multimedia graphics performance for the latest applications in full 32-bit color. Its architecture introduces the latest achievements in the graphics industry, which enable the use of the progressive new features in upcoming applications, but without compromising performance.
  • Page 19 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE SMOOTHVISION™ — Flexible Anti-Aliasing and Anisotropic Filtering The most flexible and efficient anti-aliasing implementation available to date. Eliminates “jaggies” on the edges of objects, shimmering pixels on distant surfaces, and other visual artifacts for smoother-looking images.
  • Page 20 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Comprehensive AGP support including 1.5 Volt (AGP 4X) and 0.8 Volt (AGP8X) mode operation, sideband addressing, AGP texturing (direct memory execution), and support for AGP reads and writes, including fast write capability. Single channel 128/64-bit memory interface using SGRAM or SDRAM to build 8/16/32/64 MB configurations.
  • Page 21 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.2.4.1 General and Interfacing Features 32-bit PCI bus (Rev 2.2), 3.3 V with bus mastering support. Comprehensive AGP support including 1.5 Volt (AGP 4X) and 0.8 Volt (AGP8X) mode operation, sideband addressing, AGP texturing (direct memory execution), and support for AGP reads and writes, including fast write capability.
  • Page 22 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Independent DDC lines for DAC and TMDS connections. Also full AppleSense support on DAC connection. Static and dynamic Power Management support (APM as well as ACPI) with full VESA DPMS and Energy Star compliance.
  • Page 23 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE DDC1 and DDC2ci for plug and play monitors. Hydravision for dual monitor support. Hardware I2C. Integrated hardware diagnostic tests performed automatically upon initialization. High quality components through at-speed testing, built-in Scan, Iddq, CRC, chip diagnostics, and XOR tree.
  • Page 24 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.2.5 AC’97 AUDIO SYSTEM: C-MEDIA ELECTRONICS INC., CMI9738-S The CMI9738-S is an 18-bit, full duplex AC'97 2.2 compatible stereo audio CODEC designed for PC multimedia systems,including host/soft audio and AMR/CNR based designs. The CMI9738-S incorporates proprietary converter technology to achieve a high SNR, greater than 90 dB.
  • Page 25 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE +30dB boost preamplifier for MIC input Stereo output with 6-bit volume control Mono output with 5-bit volume control Headphone output with 50mW/8. Driving capability Line output with 50mW/8. driving capability Headphone jack-detect function to mute LINE/MONO/HP output, and to control S/PDIF output...
  • Page 26 8355 N/B MAINTENANCE 8355 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 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Operating System Compatibility Windows 98 / NT4.0 /Win 2K /Win XP Compatibility ITU-T V.90 56000,54667,53333,52000,50667,49333,48000,46667,45333, 42667,41333,40000,38667,37333,36000,34667,33333,32000, 30667,29333, 28000bps K56Flex 56000,54000,52000,50000,48000,46000,44000,42000,40000, 38000,36000, 32000bps. ITU-T V.34Annex 33600,31200 bps. ITU-T V.34 28800 bps ITU-T V.32bis 14400 bps ITU-T V.32...
  • Page 28 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 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) 7200 bps (V.32bis) 9600 bps (V.32) TCM, QAM 4800 bps (V.32) 14400 bps (V.17)
  • Page 29 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 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) High Group 1209 Frequency 1336 (Hz) 1477 1633...
  • Page 30 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.6.1.1 High group -10+/-2dBm 2.6.1.2 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...
  • Page 31 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Transmit Level >-15 dBm Specification and features subject to change without notice! 2.6 MDC: PCTel MODEM DAUGHTER CARD PCT2303W...
  • Page 32 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.2.7 VT6307L PCI 1394a Integrated Host Controller 1.2.7.1 Overview The VT6307L IEEE 1394 OHCI Host Controller provides high performance serial connectivity. It implements the Link and Phy layers for IEEE 1394-1995 High Performance Serial Bus a specification release 1.0 and 1394a P2000. It is compliant with 1394 Open HCI 1.0 and 1.1 with DMA engine support for high performance data transfer via a 32-...
  • Page 33 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE • Arbitrated short reset • Enhanced priority arbitration • Connection debounce • Multispeed packet concatenation • Ack accelerated arbitration • Fly-by concatenation • Per port disable, suspend, resume, through register write and remote command packet •...
  • Page 34 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Automatic configuration to single-port, two-port, and three-port applications; unused ports power down automatically Dedicated power supply pins separate from link core 2KV ESD protection 1.2.8 EMBEDDED CONTROLLER-H8 I. OVERVIEW H8/300 CPU, a high-speed processor with an architecture featuring powerful bit-manipulation instructions, ideally suited for real time control applications.
  • Page 35 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE • Instruction length: 2 or 4 bytes • Register-register arithmetic and logic operations • MOV instruction for data transfer between registers and memory Instruction set features • Multiply instruction (8 bits x 8 bits) •...
  • Page 36 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE One I C bus interface Host Interface • 8-bit host interface port • Three host interrupt requests (HIRQ1, HIRQ11, HIRQ12) • Regular and fast A20 gate output • Two register sets, each with two data registers and a status register A/D converter –...
  • Page 37 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Interrupts – 9 external interrupt lines: NMI, IRQ0, to IRQ7 26 on-chip interrupt sources Wait control – Three selectable wait modes Operating modes – Expanded mode with on-chip ROM disabled (mode 1) Expanded mode with on-chip ROM enabled (mode 2) Single-chip mode (mode 3) Power-down modes –...
  • Page 38 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.2.8.2 Features Operating voltage: 2.4V~5.5V 32/34 bidirectional I/O lines One 8-bit programmable timer counter with overflow interrupts Crystal or RC oscillator Watchdog Timer 3K_16 program EPROM 160_8 data RAM One external interrupt pin (shared with PC2)

  • Page 39: Memory System

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 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 64MB, 128MB, 256MB, 512MB (x64) 200-Pin DDR SDRAM SODIMMs...
  • Page 40 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Four internal device banks for concurrent operation Selectable burst lengths: 2, 4, or 8 Auto precharge option Auto Refresh and Self Refresh Modes 15.6µs (MT4VDDT864H, MT8VDDT1664HD), 7.8125µs (MT4VDDT1664H, MT8VDDT3264HD, MT8VDDT6464HD) maximum average periodic refresh interval...
  • Page 41 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Dual Speed – 100 / 10 Mbps Half and Full Duplex MII Interface to Ethernet Controller MII Interface to Configuration & Status Optional Repeater Interface Auto Negotiation: 10 / 100, Full / Half Duplex Meet All Applicable IEEE 802.3, 10Base-T and 100Base-Tx Standards...
  • Page 42 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 208-pin LQFP / 209-ball LFBGA package for CB710 PCI Interface Compliant with PCI Local Bus Specification, Revision 2.2 PCI Bus Power Management Interface Specification, Revision 1.1 PCI Mobile Design Guide, Version 1.1 Advanced Configuration and Power Interface Specification, Revision 1.0 CardBus Interface Compliant with PC Card Standard 8.0...
  • Page 43 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Secure Digital Interface Compliant with SD Memory Card Specification Version 1.0 Support 4 parallel data lines Has an optional reference clock source to control the operating clock frequency Up to 10MByte/sec Read/Write rate when the optional reference clock source...
  • Page 44 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Stick interface One Traffic LED pin One power enable pin SmartMedia Interface Compliant with SmartMedia Standard 2000. Compliant with SmartMedia Interface Library (SMIL) version 1.0 Two power enable pins to support 5V and 3V SmartMedia cards...
  • Page 45 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Supports SUSPEND# Supports PCI PME# from D3, D2, D1 and D0 Supports PCI PME# from D3Cold Supports D3STATE# Supports Zoomed Video port. Power Switch Interface Supports parallel 4-wire power switch interface Misc Control Logic...
  • Page 46 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.2.13 SuperI/O-PC87393 General Description National Semiconductor’s PC87393 of LPC SuperI/O devices is targeted for a wide range of portable applications. PC99 and ACPI compliant, the PC87393 features an X-Bus Extension for read and write operations over the X-Bus, a...
  • Page 47 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE PPM for external FDD signal support MIDI interface compatible with MPU-401 UART mode Game port inputs for up to two joysticks Protection features, including GPIO lock and pin configuration lock 32 GPIO ports (16 standard, 16 with Assert IRQ/SMI)

  • Page 48: Other Functions

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.3 Other Functions 1.3.1 Hot Key Function Keys Feature Meaning combination Fn + F1 Reserve Fn + F2 Reserve Fn + F3 Reserve Fn + F4 Reserve Fn + F5 Display switch LCD->CRT->LCD&CRT, TV-out will be not TV present.

  • Page 49: Apm Mode

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.3.2 Power ON/OFF/Suspend/Resume Button APM mode At APM mode, Power button is on/off system power. ACPI mode At ACPI mode. Power button behavior was set by windows power management control panel. You could set “standby” , “power off” or “hibernate”(must enable hibernate function in power management) to power button function.

  • Page 50: Led Indicators

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.3.4 LED Indicators System has eight status LED indicators at front side which to display system activity. From left to right that indicate, AC POWER, BATTERY POWER, BATTERY STATUS, WIRELESS LAN, CD-ROM, HARD DISK, NUM LOCK, CAPS LOCK and SCROLL LOCK.

  • Page 51: Cmos Battery

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.3.6 CMOS Battery CR2032 3V 220mAh lithium battery When AC in or system main battery inside, CMOS battery will consume no power. AC or main battery not exists, CMOS battery life at less (220mAh/5.8uA) 4 years.
  • Page 52 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE IEEE1394a x 1 1.3.8 Mini PCI (type III B)Battery current limit and learning Implanted H/W current limit and battery learning circuit to enhance protection of battery.

  • Page 53: Peripheral Components

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.4 Peripheral Components 12.7mm Height ROM Drive 24X CD ROM Drive 8X DVD ROM Drive 24X10X8X24 Combo or above Super Combo DVD-RW module 2.5" 9.5 mm height: 20/30/40/60 GB; Support Ultra DMA 66/100/133 Changeable for Distributor Support External FDD w/z USB I/F;...

  • Page 54: Power Management

    1.5 Power Management The 8355 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 55 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 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: Suspend to DRAM...

  • Page 56: Other Power Management Functions

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.5.2 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 57: Appendix 1 : Vt8235 Gpio Definition

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.6 Appendix 1: VT 8235 GPIO Definition Signal Mitac Buffer Power Default Name Function Definition Type Plane Value Type GPI0 RESERVE Hi-Z GPI1 RESERVE AUX Hi-Z GPI2 EXTSMI# EXTSMI# AUX Defined GPI3 RING# WAKE_UP#...
  • Page 58 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Continued to the previous table PCREQA / GPIO8 VGATE MB_ID0 MAIN Hi-Z GPIO9 PCREQB MB_ID1 MAIN Hi-Z GPIO10 KBD_CS0 MAIN Hi-Z GPIO11 KBD_CS1 MAIN Hi-Z INTE# / GPIO12 PCGNTA RESERVE MAIN Hi-Z INTF# /...

  • Page 59: Appendix 2: H8 Pins Definition

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.7 Appendix 2: H8 Pins Definition Hitachi H8 3437S to VT8235 pin function definitions for Insyde code the shadowed block is the selected function Name H8 Pin Definitions During After STANDBY Function RESE RESET/O H8_MODE0 I↑...
  • Page 60 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Charging 1 PCI reset gate Name H8 Pin Definitions During After STANDBY Function RESE RESET/O Port B TTL input voltage (input high min=2v, input low max=0.8v) SB_PWRBTN# Keep H Power button trigger via8231 on /off Duplicate Power BTN# 5→3V...
  • Page 61 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Continued to the previous table Port 2 TTL input voltage (input high min=2v, input low max=0.8v) P20/A8 KB OUT8 Keep L Key matrix scan output 8 P21/A9 KB OUT9 Keep L Key matrix scan output 9...
  • Page 62 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Continued to the previous table Port 5 TTL input voltage (input high min=2v, input low max=0.8v) P50/TXD0 LED DATA Keep LED indicator shift data P51/RXD0 H8 SMI# Keep External SMI# 5→3V P52/SCK0 LED CLK...
  • Page 63 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Continued to the previous table Port 9 TTL input voltage (input high min=2v, input low max=0.8v) P90/IRQ2/ESC2 PORT90 Keep T↑ P91/IRQ1/EIOW PORT91 T↑ Keep P92/IRQ0 H8/T CLK T↑ Keep need pull high P93/RD RSMRST T↑...

  • Page 64: Appendix 3 : 8355 Product Specification

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1.8 Appendix 3: 8355 product spec. AMD ClawHammer K8 processor with uPGA Package 2700+/3000+/3300+/3600+/3900+/4200+ FSB 800MHz Core Logic VIA K8T800 + VT8235 L2 Cache 512KB OD Insyde 256 KB Flash EPROM (Include System BIOS and VGA BIOS) System BIOS ACPI 2.0;...
  • Page 65 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Continued to the previous table 3 LEDs for Power/Battery status (on display housing ) Indictor 1 LED for Radio wave status Power LED (with switch button) 5 LEDs for HDD Access, ODD Access , Num lock, Cap lock and Scroll Lock .
  • Page 66 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Continued to the previous table Agency - FCC, CE, UL, TUV, CB, BSMI Architecture - Support PC2001 Specification, Designed for Windows XP(driver ready for 98,ME, and 2000) Options - 128/256/512MB DDR SDRAM, AC Adapter w/o Power Cord, Notebook Carry Bag...

  • Page 67: System View And Disassembly

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2. System View and Disassembly 2.1 System View 2.1.1 Front View Hold Switch Volume Control Audio Output Microphone Input 1394 port Card Reader Slot IR Module Top Cover Latch 2.1.2 Left-side View PCMCIA Card Socket...
  • Page 68 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.1.3 Right-side View Kensington Lock Ventilation Openings Battery pack 2.1.4 Rear View USB Port*2 VGA Port S-Video Output Connector Parallel Port Power Connector...
  • Page 69 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.1.5 Bottom View CPU Cover Hard Disk Drive Cover 2.1.6 Top View Stereo Speaker Touch Pad Power Button Keyboard Device Indicators LCD Screen...

  • Page 70: System Disassembly

    8355 N/B MAINTENANCE 8355 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: 1. 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 71 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.2.1 Battery Pack 2.2.2 Keyboard 2.2.3 CPU Modular Components 2.2.4 HDD Disk Drive 2.2.5 CD/DVD-ROM Drive 2.2.6 DDR SDRAM 2.2.7 LCD Assembly 2.2.8 Inverter Board NOTEBOOK LCD Assembly Components 2.2.9 LCD Panel 2.2.10 System Board Base Unit Components 2.2.11 Modem Card...

  • Page 72: Battery Pack

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.2.1 Battery Pack Disassembly 1. Carefully put the notebook upside down. 2. Slide and keep the upper release lever on “unlock” ( ) position ( ), and then pull the battery pack out of the compartment ( ) while sliding the lower release lever downwards to “unlock”...
  • Page 73 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.2.2 Keyboard Disassembly 1. Remove the battery pack. (See section 2.2.1 Disassembly) 2. Remove three screws that fastening the keyboard cover on the bottom of the notebook. (Figure 2-2) Figure 2-2 Remove three screws Figure 2-3 Insert a rod easy to remove 3.
  • Page 74 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 4. Open the top cover. Slide out the keyboard cover. (Figure 2-4) 5. Remove two screws fastening the keyboard. (Figure 2-5) Figure 2-4 Slide out the keyboard cover Figure 2-4 Remove two screws...
  • Page 75 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5. Disconnect the cable from system board. (Figure 2-6) Figure 2-6 Disconnect the cable Reassembly 1. Reconnect the keyboard cable. 2. Replace the keyboard and secure with two screws. 3. Replace the keyboard cover and secure with three screws.
  • Page 76 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.2.3 CPU Disassembly 1. Carefully put the notebook upside down. 2. Remove the battery pack. (See section 2.2.1 Disassembly) 3. Remove four screws that fasten the heatsink compartment covers. (Figure 2-7) Figure 2-7 Remove four screws...
  • Page 77 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5. Disconnect the fan’s power cord to detach the heatsink from the CPU compartment. (Figure 2-9) 6. To remove the existing CPU, lift the socket arm up to the vertical position. (Figure 2-10) Figure 2-9 Disconnect the fan’s cord...

  • Page 78: Hdd Module

    8355 N/B MAINTENANCE 8355 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 one screw fastening the HDD compartment cover. Then sliding it outward. (Figure 2-11)
  • Page 79 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5. Unscrew two screws to slide out the hard disk drive from the compartment. (Figure 2-13) Figure 2-13 slide out the hard disk drive Figure 2-14 Free the hard disk 6. To free the hard disk drive, remove two screws that secure the holding. (Figure 2-14) Reassembly 1.
  • Page 80 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.2.5 CD/DVD-ROM Drive Disassembly Disassembly 1. Carefully put the notebook upside down. Remove the battery pack. (Refer to section 2.2.1 Disassembly) 2. Remove three screws fastening the CD/DVD-ROM drive. (Figure 2-15) 3. Insert a small rod, such as a straightened paper clip, into CD/DVD-ROM drive’s manual eject hole ( ) and push firmly to release the tray.
  • Page 81 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.2.6 SO-DIMM Disassembly 1. Carefully put the notebook upside down. And remove the battery pack and the keyboard. (See sections 2.2.1and 2.2.2 disassembly) 2. Pull the retaining clips outwards ( ) and remove the SO-DIMM ( ). (Figure 2-16)

  • Page 82: Lcd Assembly

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.2.7 LCD Assembly Disassembly 1. Carefully put the notebook upside down. And remove the battery pack and the keyboard. (See sections 2.2.1and 2.2.2 disassembly) 2. Remove two screws on the rear side of notebook. (Figure 2-17) 3.
  • Page 83 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 6. Then remove the two hinge covers. (Figure 2-19) 7. Remove two screws of the hinges and disconnect the two LCD wires from the system board. (Figure 2-20) Figure 2-19 Remove the hinge cover...
  • Page 84 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8. Carefully put the notebook upside down,remove two screws of the hinges,Now you can separate the LCD assembly from the base unit. (Figure 2-21) Figure 2-21 Remove the LCD assembly Reassembly 1. Attach the LCD assembly to the base unit and secure with four screws of the hinges.

  • Page 85: Inverter Board

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.2.8 Inverter Board Disassembly 1. Carefully put the notebook upside down. And remove the battery pack and the keyboard. (See sections 2.2.1and 2.2.2 disassembly) 2. Remove the LCD Assembly. (See section 2.2.7 Disassembly) 3. Remove the four rubber pads and four screws. (figure 2-22) 4.
  • Page 86 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Reassembly 1. Fit the inverter board back into place and secure with two screws, and reconnect the wire to the inverter board. . 2. Fit the LCD top cover back into the housing and secure with four screws and four rubber pads 3.

  • Page 87: Lcd Panel

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.2.9 LCD Panel Disassembly 1. Carefully put the notebook upside down. 2. Remove the battery pack. (See section 2.2.1 Disassembly) 3. Remove the LCD Assembly. (See section 2.2.7 Disassembly) 4. Disconnect one wire from inverter board and remove two screws fastening the inverter board. (Figure 2-22) 5.
  • Page 88 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Reassembly 1. Attach the LCD panel holding to panel and secure with eight screws. 2. Fit the LCD panel into place and secure with eight screws. 3. Replace the inverter board. (See section 2.2.8 Reassembly) 4.

  • Page 89: System Board

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.2.10 System Board Disassembly 1. Carefully put the notebook upside down. 2. Remove the battery pack. (See section 2.2.1 Disassembly) 3. Remove the keyboard, CPU, hard disk drive, CD/DVD-ROM drive, DDR-SDRAM and LCD Assembly. (See the previous sections Disassembly) 4.
  • Page 90 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 6. Disconnect the touch pad’s cable. Then lift up the system top cover. (Figure 2-28) Figure 2-28 Remove the top cover Figure 2-29 Remove the modem card 7. To remove the modem card, remove two screws and disconnect the wire. (Figure 2-29)
  • Page 91 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8. Unscrew one screw and disconnect fan’s cord. (Figure 2-30) Figure 2-30 Unscrew one screw and disconnect one cord Figure 2-31 Remove four hex nuts 9. Remove four hex nuts beside the VGA port. Now you can lift up system board from housing.
  • Page 92 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Reassembly 1. Fit the system board back into housing and secure with one screw and four hex nuts. 2. Reconnect the fan’s cord. 3. Reconnect the modem card’s wire. Fit the modem card and secure with two screws.

  • Page 93: Modem Card

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.2.11 Modem Card Disassembly 1. Carefully put the notebook upside down. 2. Remove the battery pack. (See section 2.2.1 Disassembly) 3. Remove the keyboard, CPU, hard disk drive, CD/DVD-ROM drive, DDR-SDRAM and LCD Assembly. (See the previous sections Disassembly) 4.

  • Page 94: Touch Pad

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2.2.12 Touch Pad Disassembly 1. Carefully put the notebook upside down. 2. Remove the battery pack. (See section 2.2.1 Disassembly) 3. Remove the keyboard, CPU, hard disk drive, CD/DVD-ROM drive, DDR-SDRAM and LCD Assembly. (See the previous sections Disassembly) 4.
  • Page 95 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE Reassembly 1. Fit the touch pad panel and click holder 2. Then fit the touch pad bracket and secure with two screws. 3. Reassemble the notebook. (See the previous sections Reassembly)

  • Page 96: Definition & Location Of Connectors / Switches

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 3. Definition & Location of Connectors / Switches 3.1 Main Board (Side A) – 1 J2,J3 : LCD Connector J4 : Right Internal Speaker Connector J5 : Left Internal Speaker Connector J6-7 : DDR SO-DIMM Module Socket...
  • Page 97 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 3. Definition & Location of Connectors/ Switches 3.1 Main Board (Side A) – 2 ------ Continued to previous page ------ J16 : IEEE1394 Connector J17 : External Audio Output J18 : External Microphone Input...
  • Page 98 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 3. Definition & Location of Connectors/ Switches 3.1 Main Board (Side B) PJ501 : AC Power Jack J528 PJ502 PJ502 : Battery Connector PJ501 J501 : S-Video Connector J529 J502 : Parallel Port Connector...

  • Page 99: Definition & Location Of Major Components

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 4. Definition & Location of Major Components 4.1 Main Board (Side A) U9 : ICS950403 Clock Generator U12 : VT6103 LAN Controller U16 : VGA Control Chip ATI M10 U18,U29,U30 : On Board External VRAM...
  • Page 100 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 4. Definition & Location of Major Components 4.1 Main Board (Side B) U503 : CPU Socket U506 : North Bridge VT8385 U518 U506 U509 : PC87393 Super I/O Controller U503 U517 U511 : H8/F3437 Micro Controller U514 : ENE CP710 PCMCIA &Reader Controller...

  • Page 101: Pin Description Of Major Component

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5. Pin Descriptions of Major Components 5.1 AMD ATHLON 64 Processor-1 DDR SDRAM Memory Interface DDR SDRAM Memory Interface Continue Signal Name Type Description Signal Name Type Description MEMCLK_H/L[7] O-IOD Differential DDR SDRAM clock to the top of DIMM 0 for...
  • Page 102 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5.1 AMD ATHLON 64 Processor-2 Miscellaneous HyperTransport™ Technology Signal Name Type Description Signal Name Type Description L0_CLKIN_H/L[1:0] I-HT Link 0 Clock Input RESET_L I-IOS System Reset L0_CTLIN_H/L[1:0] I-HT Link 0 Control Input PWROK I-IOS...

  • Page 103: K8T800M (Vt8385) North Bridge

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5.2 K8T800M(VT8385) North Bridge-1 “Hyper Transport” transmit Interface “Hyper Transport” Receive Interface Signal Name Type Description RCAD15/RCAD15# G24,G23 Receive Differential Control/Address/Data Pair 15 TCAD15/TCAD15# E20,D21 O Transmit Differential Control/Address/Data Pair 15 RCAD14/RCAD14# J22,H22 Receive Differential Control/Address/Data Pair 14...
  • Page 104 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5.2 K8T800M(VT8385) North Bridge-2 “Hyper Transport” Control AGP Bus Interface HTRST# Hyper Transport Reset.Connect to RESET# pin of K8 Signal Name Type Description CPU.2.5V swing.Active when the RESET# input is active GD[31:0] (See pin Address / Data Bus.
  • Page 105 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5.2 K8T800M(VT8385) North Bridge-3 AGP Bus Interface (Continued) AGP Bus Interface(continued) Signal Name Type Description Signal Name Type Description GIRDY (GIRDY# AC10 Initiator Ready. (interpreted as active low for PCI/ AGP2x/4x ST[2:0] Status (AGP only). Provides information from the arbiter to a for 4x) And high for AGP 8x).
  • Page 106 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5.2 K8T800M(VT8385) North Bridge-4 Clock, Reset, Power Control and Test Signal Name Type Description GCLK AGP Clock. 66 MHz clock for AGP logic. AD25 Reset. Input from the south Bridge chip. 3.3V tolerant input.

  • Page 107: Vt8235 South Bridge

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5.3 VT8235 South Bridge-1 V-Link Interface Advanced Programmable Interrupt Controller (APIC)Interface Signal Name Pin # Signal Description Signal Name Pin # Signal Description VAD[15:0] K22,J22,G24,H22, Address /Data Bus. Bits 0-7 are implemented and bits APICD1 Internal APIC Data 1.Function 0 Rx58[6]=1...
  • Page 108 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5.3 VT8235 South Bridge-2 CPU Speed Control Interface CPU Interface Signal Name Pin # Signal Description Signal Name Pin # Signal Description VGATE Voltage Gate. Signal from he CPU voltage regulator. High indicates A20M# A20 Mask.
  • Page 109 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5.3 VT8235 South Bridge-3 PCI Bus Interface PCI Bus Interface Continue Signal Name Pin # Signal Description Signal Name Pin # Signal Description AD[31:0] see pin Address /Data Bus. Multiplexed address and data. The address is REQ5#/GPI7, PCI Request.
  • Page 110 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5.3 VT8235 South Bridge-4 LAN Controller -Media Independent Interface (MII) Universal Serial Bus 2.0 Interface Signal Name Pin # I/O PU Signal Description Signal Name Pin # Signal Description MCOL PD MII Collision Detect. From he external PHY.
  • Page 111 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5.3 VT8235 South Bridge-5 UltraDMA-133 /100 /66 /33 Enhanced IDE Interface Continue UltraDMA-133 /100 /66 /33 Enhanced IDE Interface Signal Name Pin # Signal Description Signal Name Pin # Signal Description PDRDY / EIDE Mode: Primary I/O Channel Ready.Device read indicator...
  • Page 112 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5.3 VT8235 South Bridge-6 General Purpose Inputs General Purpose Inputs Continue Signal Name Pin # Signal Description Signal Name Pin # Signal Description GPI0 (VBAT) General Purpose Input 0.Status on PMIO Rx20[0] GPI27 /GPO27 /SMBCK2 General Purpose Input 27.Rx95[2]=1,95[3]=0...
  • Page 113 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5.3 VT8235 South Bridge-7 Power Management and Event Detection Power Management and Event Detection Continue Signal Name Pin # Signal Description Signal Name Pin # Signal Description PWRBTN# Power Button.Used by the Power Management CPUSTP#/GPO5 CPU Clock Stop (RxE4[0]=0).Signals the system...
  • Page 114 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5.3 VT8235 South Bridge-8 Internal Keyboard Controller Power and Ground Signal Name Pin # Signal Description Signal Name Pin # Signal Description MSCK /IRQ1 IO/I PU MultiFunction Pin (Internal mouse controller enabled by VCC33 (see pin list)v P I/O Power.3.3V ±5%...
  • Page 115 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5.3 VT8235 South Bridge-9 Power and Ground Continue System Management Bus (SMB)Interface (I 2 CBus) Signal Name Pin # Signal Description Signal Name Pin # Signal Description VCCUPLL A23,D22 SMBCK1 SMB /I C Channel 1 Clock.

  • Page 116: System Block Diagram

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 6. System Block Diagram DDR DIMM DDR SDRAM Memory Bus 200/266/333MHz U503 AMD - K8 HyperTransport CLOCK GEN HyperTransport ICS950403 U506 PANNEL ATI/M10 VT8385 RJ45 V - LINK MINI_PCI U516 PCMCIA IEEE 1394 V - LINK...

  • Page 117: Maintenance Diagnostics

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 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 118: Error Codes

    8355 N/B MAINTENANCE 8355 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 lone reset Test keyboard Turn off FAST A20 for POST...
  • Page 119 8355 N/B MAINTENANCE 8355 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 120: Debug Tool

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 7.3 Debug Tool 7.3.1 Diagnostic Tool for Mini PCI Slot : P/N:411906900001 Description: PWA; PWA-MPDOG/MINI PCI DOGKILLER CARD Note: Order it from MIC/TSSC...
  • Page 121 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 7.3.2 Diagnostic Tool for PIO Port : P/N:411904800001 Description: PWA; PWA-378Port Debug BD Note: Order it from MIC/TSSC...

  • Page 122: Trouble Shooting

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8. Trouble Shooting 8.1 No Power 8.9 CD-ROM Driver Test Error 8.2 Battery Can not Be Charged 8.10 USB Port Test Error 8.3 No Display 8.11 PC Card Socket Test Error 8.4 AGP Controller Failure LCD No Display 8.12 Memory-Card Socket Failure...

  • Page 123: No Power

    8355 N/B MAINTENANCE 8355 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. PL512 Note: PU506 PL513 +1.5V_M9 VGA_1.2/1.0 PU16 : Page 24 on circuit diagram.
  • Page 124 8355 N/B MAINTENANCE 8355 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. Note: : Page 12 on circuit diagram. U529 +1.2VLDTA PGUP +3VS AGP_VDDQ : Through by part PU503.
  • Page 125 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.1 No Power: When the power button is pressed, nothing happens ,power indicator does not light up. +VMAIN_2951 BAV70LT1 BAV70LT1 D/VMAIN ADINP To P29 SI4835DY PQ11 PQ10 SI4835DY SI4835DY 4.7K 4.7K 100K PJ501 PR10...
  • Page 126 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.1 No Power: When the power button is pressed, nothing happens ,power indicator does not light up. No power Check following parts and signals: Connect Is the PARTS: SIGNAL : AC adaptor Notebook connected...

  • Page 127: Battery Can Not Be Changed

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.2 Battery Can not Be Charged Symptom: When the battery is installed but the battery status indicate LED display abnormal. PQ12 SI4835DY PU9A PU9B BATT PL508 SI4925DY SI4925DY ADINP PL10 PD13 33UH To P28...
  • Page 128 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.2 Battery Can not Be Charged Symptom: When the battery is installed but the battery status indicate LED display abnormal. Battery can not Charge Board-level Is the Troubleshooting Notebook connected Connect to power (AC adaptor)? AC adaptor.

  • Page 129: No Display

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.3 No Display ******System Clock Check****** U514 U509 C191 3900P U516 CPUCK+ U503 R531 Super I/O CB710 VT6307 C189 3900P AMD-K8 CPUCK- PCI_CARD_CLK PCI_1394CLK U506 CLK_LPC33 GCLK_NB LPC_SUPIO VT8385 MINI_PCI_CLK R183 Clock CPU(Mhz) HTT(Mhz) PCI(Mhz) 100.90...
  • Page 130 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.3 No Display (System Failure) ******Reset Circuit Checking(1)****** +3VS R522 R168 PWRBTN# SB_PWRBTN# U511 C511 12~14 +3VS 0.1U SB_PWRBTN DTC144WK Embeded R721 VDD5 RSMRST# Controller C742 South Bridge H8_RESET# R266 H8/F3437 RESET R808 U507...
  • Page 131 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.3 No Display (System Failure) ******Reset Circuit Checking(2)****** RTC_X1 J529 12-14 HDD_RST# RTC_X2 R611 CONNECTOR R826 ALL_PWROK_2.5V 32.768KHZ R827 C735 C729 From previous page South Bridge R282 Q533 4.7K DTC144TKA U510c BAW56 VT8235 PCIRST#...
  • Page 132 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.3 No Display (System Failure) No Display Board-level Troubleshooting Replace LCD module LCD. One of the following parts on the mother-board may be Make sure that CPU module, defective, use an oscilloscope to check the following signal or DIMM memory are installed replace the parts one at a time and test after each replacement.

  • Page 133: Agp Controller Failure Lcd No Display

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.4 AGP Controller Failure LCD No Display Symptom: There is no display on LCD although power-on-self-test is passed. PANEL_ID[0:3] 5,6,7,8 AGP_AD[0:31] TXCLK+ AGP_SBA[0:7] TXCLK- TX2CLK+ AGP_CBE[0:3] TX2CLK- AGP_ST[0:2] TXOUT[0:3]+ 17,23,29,35 TXOUT[0:3]- 19,25,31,37 AGP_ADSTB[0:1] TX2OUT[0:3]+...
  • Page 134 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.4 AGP Controller Failure LCD No Display Symptom: There is no display on LCD although power-on-self-test is passed. AGP Controller Failure 1. Confirm LCD panel or monitor is good Check if and check the cable are connected MB:U506,U16, J2, J3, Re-soldering.

  • Page 135: External Monitor No Display

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.5 External Monitor No Display Symptom: The CRT monitor shows nothing or abnormal color, but it is OK for LCD. AGP_AD[0:31] AGP_SBA[0:7] J503 AGP_CBE[0:3] FDV301N 120Z/100M CRT_HSYNC AGP_ST[0:2] AGP_ADSTB[0:1] FDV301N 120Z/100M CRT_VSYNC AGP_ADSTB[0:1]# FDV301N...
  • Page 136 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.5 External Monitor No Display Symptom: The CRT monitor shows nothing or abnormal color, but it is OK for LCD. AGP Controller Failure 1. Confirm monitor is good and check the cable are connected properly.

  • Page 137: Memory Test Error

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.6 Memory Test Error Symptom: The extend DDR RAM is failure or system hangs up. +1.25VSREF_MEM +2.5VS_DIMM DDR_CLK[0,5,7] DDR_CLK[0,5,7]# DDR_CS[0:1]# CPU_CKEA R540 MEMADD_A[ 0 . . 13 ] DDR_CASA# DDR_BA A[ 0 , 1 ]...
  • Page 138 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.6 Memory Test Error Symptom: Either on board or extend DDR RAM is failure or system hangs up. Memory Test Error 1.If your system installed with expansion DIMM module then check them for proper Check installation.

  • Page 139: Keyboard (K/B) Touch-Pad (T/P) Test Error

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.7 Keyboard (K/B) Touch-Pad (T/P) Test Error Symptom: Error message of keyboard or touch-pad failure is shown or any key does not work. From U20 KBD_CS0 South Bridge KI [0:7] KO [0:15] ISA_IOR# R288...
  • Page 140 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.7 Keyboard (K/B) Touch-Pad (T/P) Test Error Symptom: Error message of keyboard or touch-pad failure is shown or any key does not work. Keyboard or Touch-Pad Test Error Check U511, J8, J10 Re-soldering Is K/B or...

  • Page 141: Hard Driver Test Error

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.8 Hard Disk Driver Test Error Symptom: Either an error message is shown, or the drive motor spins non-stop, while reading data from or writing data to hard-disk. +5V_HDD J529 R619 41,42 C664 C668...
  • Page 142 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.8 Hard Disk Driver Test Error Symptom: 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 143: Cd-Rom Driver Test Error

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.9 CD-ROM Driver Test Error Symptom: An error message is shown when reading data from CD-ROM drive. +5V_CD J530 R610 C654 C659 R615 +3VS C669 R826 R827 R617 +3VS +3VS CDROM_RST# R282 4.7K Q533...
  • Page 144 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.9 CD-ROM Driver Test Error Symptom: An error message is shown when reading data from CD-ROM drive. CD-ROM Driver Test Error 1. Try another known good compact disk. Board-level 2. Check install for correctly.

  • Page 145: Usb Port Test Error

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.10 USB Test Error (1) Symptom: An error occurs when a USB I/O device is installed. VOUT0 +5VS VIN0 VIN1 VOUT1 470K J522 L501 120Z/100M USB_OC0# C502 C868 150U 1000P 560K 0.01U USBP0_P 90Z/100M...
  • Page 146 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.10 USB Test Error (2) Symptom: An error occurs when a USB I/O device is installed. VOUT0 +5VS VIN0 U501 VIN1 VOUT1 470K J524 L504 120Z/100M USB_OC2# C506 C508 150U 1000P 560K 0.01U USBP2_P...

  • Page 147: Usb Test Error

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.10 USB Test Error Symptom: 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.) Check the following parts for cold solder or one of the following...

  • Page 148: Pc Card Socket Failure

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.11 PC-Card Socket Failure Symptom : An error occurs when a PC card device is installed. +3VS VCC5_EN# +CARD_VCC 13,12,11 PCI_AD [0:31] VCC3_EN# 12-14 +VPPOUT VPPD0 J532 TPS2211A VPPD1 C/BE# [0:3] 17,51 1,7,31,64,86,120 143,164,178,,187,201...
  • Page 149 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.11 PC-Card Socket Failure Symptom : An error occurs when a PC card device is installed. PC Card Test Error 1. Check if the PC CARD device is installed properly. Board-level Check the following parts for cold solder or one of the following 2.

  • Page 150: Memory-Card Socket Failure

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.12 Memory-Card Socket Failure Symptom : An error occurs when a memory card device is installed. R542 CL-190G +SDVDD +MSVDD +SMVDD SI2301DS MAIN_PWROK MS_LED# From P26 DTC144TKA SM_LED# C347 SD_LED# R354 0.1U 100K JL505...
  • Page 151 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.12 Memory-Card Socket Failure Symptom : An error occurs when a memory card device is installed. Memory Card Test Error 1. Check if the memory CARD device is installed properly. Board-level Check the following parts for cold solder or one of the following 2.

  • Page 152: Ieee1394 Test Error

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.13 IEEE1394 Test Error Symptom: An error occurs when IEEE1394 device is installed. R302 R307 R290 +PHYAVDD SCLK 120Z/100M 65,75,89, 62,76,90 +3VS R299 C367 C374 C372 NM24C02N 0.1U 2.2U 0.1U D_VMAIN R714 PCI_AD22 R777...
  • Page 153 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.13 IEEE1394 Test Error Symptom: An error occurs when IEEE1394 device is installed. 1394 Test Error 1.Check if the driver is installed properly 2.Check if the device connect with the Check the following parts for cold solder or one of the following...

  • Page 154: Lan Test Error

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.14 LAN Test Error Symptom: An error occurs when LAN device is installed. +3VS_LAN RP527 LAN_MRXD0 LAN_MRXD0_2 22*4 L541 LAN_MRXD1 LAN_MRXD1 _2 120Z/100M LAN_MRXD2 LAN_MRXD2 _2 LAN_MRXD3 LAN_MRXD3 _2 C860 C830 R686 LAN_MTXD3 LAN_MTXD3...

  • Page 155: Lan Test Error

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.14 LAN Test Error Symptom: An error occurs when LAN device is installed. LAN Test Error 1.Check if the driver is installed properly 2.Check if the connect with the Check the following parts for cold solder or one of the following...

  • Page 156: Audio Failure

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.15 Audio Failure Symptom: No sound from speaker after audio driver is installed. JO501 Input Of Audio Subsystem L533 120Z/100M U515 C817 C825 C793 C782 C821 C747 R309 4.7U 0.1U 0.1U 0.1U 0.1U 4.7K...
  • Page 157 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.15 Audio Failure Symptom: No sound from speaker after audio driver is installed. R765 Output Of Audio Subsystem R764 R735 R Internal R734 Speaker L505 ROUT+ L506 ROUT- AC97_RST# R771 C823 U518 12.1K C392 2.2U...
  • Page 158 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8.15 Audio Failure Symptom: No sound from speaker after audio driver is installed. Audio Drive Failure 1. Check if speaker cables are connected properly. 2. Make sure all the drivers are installed Board-level properly.

  • Page 159: Spare Parts List

    CAP;.047U,16V ,10%,0603,X7R,SMT C160,C867 361400003005 ADHESIVE;HEAT,TRANSFER,HT A-48(W) 272075473401 CAP;.047U,50V,10%,0603,X7R,SMT C244,C991 541667540019 AK;19-UN,BOX,8355 272105104701 CAP;.1U ,16V,+80-20%,0402,SMT C313,C318,C320,C321,C323,C327 541667540031 AK;8355,UT ILIT Y ONLY 272075104701 CAP;.1U ,50V,+80-20%,0603,Y5V,S C110,C111,C115,C117,C120,C125 340675400034 AL PLATE ASSY;CHOCK,M/B,8355 272075104703 CAP;.1U ,50V,+80-20%,0603,Y5V,S C10,C11,C12,C18,C21,C6,C8 441999900085 BATT ASSY OPT ION;LI-ION,MTC,8355 272102104401 CAP;.1U ,CR,10V,10%,0402,X5R,SM...

  • Page 160: Spare Part List

    8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 9. Spare Part List-2 Part Number Description Location(S) Part Number Description Location(S) 272021106501 CAP;10U ,10V ,20%,1210,X7R,SMT PC32,PC42,PC563 272075222701 CAP;2200P,50V ,+/-20%,0603,X7R,S C1,C2,C3,C4 272011106701 CAP;10U ,10V,+80-20%,1206,Y5V,S C279,C303,C307,C308,C322,C324 272075221302 CAP;220P ,50V ,5% ,0603,NPO,SMT C10,C11,C12,C13,C14,C15,C16,C1 272011106407 CAP;10U,10V,+/-10%,1206,X5R,SMT, PC102,PC48,PC50,PC528 272431227504 CAP;220U ,4V ,20%,7343,POSCAP,SM...
  • Page 161 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 9. Spare Part List-3 Part Number Description Location(S) Part Number Description Location(S) 272075560301 CAP;56P ,50V,5%,0603,NPO,SMT PC522 331000007015 CON;BATTERY,FM,7P,R/A,8175,PRC 272030050301 CAP;5P,3KV,5%,1808,NPO,SMT,only 331720015006 CON;D,FM,15P,2.29,R/A,3ROW J503 272030050302 CAP;5P,3KV,5%,1808,NPO,SMT,only 331720025005 CON;D,FM,25P,2.775,R/A J502 272075060301 CAP;6.8P,50V,+-0.5PF ,0603,NPO,S C100,C101,C106,C109,C113,C114 291000025027 CON;FM,0.8MM,25P*2,R/A,SMT,Allt...
  • Page 162 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 9. Spare Part List-4 Part Number Description Location(S) Part Number Description Location(S) 331840005013 CON;STEREO JACK,5P,R/A,28MF60-07 291000612004 DIMM SOCKET;DDR,200P,0.6MM,H4,SM 331000004029 CON;USB,MA,R/A,4P*1,2551A-04G5T- J521,J522,J523,J524 288100340008 DIODE;B340LA,40V,3A,SMA,DIODES,S 346675400029 CONDUCTIVE TAPE;DC IN,MB,8355 288100032013 DIODE;BAS32L,VRRM75V,MELF,SOD-80 PD12,PD16,PD22,PD23,PD505,PD 346675400028 CONDUCTIVE TAPE;KB,8355 288100054002 DIODE;BAT54C,SCHOTTKY DIODE,SOT2...
  • Page 163 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 9. Spare Part List-5 Part Number Description Location(S) Part Number Description Location(S) 344672300025 DUMMY CARD;PCMCIA,MANGUSTA 295000010048 FUSE;0.5A/15V,POLY SWITCH,SMD F504 523408610080 DVD COMBO DRIVE;8X24X10X24X,SBW- 295000010111 FUSE;1.5A,NORMAL,1206,SMT 272602107501 EC;100U,16V,M,6.3*5.5,-55+85'C,S C365,C370,C383 295000010105 FUSE;1A,NORMAL,1206,SMT 312271006358 EC;100U,25V,RA,M,D6.3*7,SGX,SANY PC554 295000010057 FUSE;228R,139C',5A/250V,SMT,PRC...
  • Page 164 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 9. Spare Part List-6 Part Number Description Location(S) Part Number Description Location(S) 451675400111 HDD ME KIT;8355 284508807001 IC;AME8807AEHA,600mA,CMOS LDO,AM 340675400025 HEATSINK ASSY;CPU,AMD K8 DTM,MPT 286308824002 IC;AME8824,0.3A,LDO REG.,SOT26 PU503,PU8 340675400024 HEATSINK ASSY;CPU,AMD K8 DTM,UNP 286302020001 IC;APA2020ARI,AUDIO AMP,2W,TSSOP...
  • Page 165 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 9. Spare Part List-7 Part Number Description Location(S) Part Number Description Location(S) 284500086001 IC;LM86,TEMPERATURE MTR,SO8 273000990163 INDUCTOR;6.2UH,20%,A916CY-6R2M,S 286100393004 IC;LMV393,DUAL COMPARTOR,SSOP,8P PU10 345675400025 INSULATOR;1394,SLD,MB,8355 286302951015 IC;LP2951ACM,VOLTAGE REGULATOR,S U508 346675400016 INSULATOR;AL-FOIL ,M/B,8355 286303728001 IC;LTC3728L,PWM CTRL,LTC,5X5QFN, 346678300026 INSULATOR;ASSY,6CELL,SINGLE FACE...
  • Page 166 Part Number Description Location(S) 242600000385 LABEL;27*10,LAN ID BAR CODE 294011200016 LED;GREEN,H0.8,0603,CL-190G,SMT D1,D10,D3,D5,D7 242600000378 LABEL;27*7MM,HI-TEMP 260'C 294011200043 LED;RE/GR,H0.8,L1.9,W1.6,19-22SR LED5,LED6 242668300028 LABEL;32*7MM,POLYESTER FILM,HOPE 416267540903 LT PF OPTION;15",SXGA+,8355 ID1 624200010140 LABEL;5*20,BLANK,COMMON 416267540010 LT PF;15",SXAG+,AU,8355 ID1 624200010140 LABEL;5*20,BLANK,COMMON 526267540015 LTXNX;8355/S5XX/XXM/3DM1/L3D3A/X 242600000232 LABEL;6*6MM,GAL,BLANK,COMMON 561567540025 MANUAL;QSG,EN,8355 242675400001 LABEL;AGENCY-GLOBAL,8355 339115000051 MICROPHONE;-56+-3dB,2KOHM,3V,FCE...
  • Page 167 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 9. Spare Part List-9 Part Number Description Location(S) Part Number Description Location(S) 222668820003 PE BUBBLE BAG;160X270MM,ANTI-STA 271071101101 RES;100 ,1/16W,1% ,0603,SMT PR19,R525,R53,R57,R612,R777 222503220001 PE BUBBLE BAG;BATTERY,GRAMPUS 271071101301 RES;100 ,1/16W,5% ,0603,SMT PR25,R106,R58,R636,R714 230000000003 PEN;OIL,BLUE,PRC 271071101301 RES;100 ,1/16W,5% ,0603,SMT...
  • Page 168 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 9. Spare Part List-10 Part Number Description Location(S) Part Number Description Location(S) 271071169011 RES;169 ,1/16W,1% ,0603,SMT R531 271061240302 RES;24,1/16W,5%,0402,SMT R201,R203,R205,R206,R212,R213 271071174311 RES;174K ,1/16W,1% ,0603,SMT PR44 271071202102 RES;2K ,1/16W,1% ,0603,SMT PR557 271061102105 RES;1K ,1/16W,1% ,0402,SMT...
  • Page 169 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 9. Spare Part List-11 Part Number Description Location(S) Part Number Description Location(S) 271071402811 RES;40.2 ,1/16W,1% ,0603,SMT R794 271071634111 RES;6.34K,1/16W,1% ,0603,SMT R310 271071433301 RES;43K ,1/16W,5% ,0603,SMT R246,R247,R249,R250,R252,R254 271071649111 RES;6.49K,1/16W,1% ,0603,SMT R549 271071442812 RES;44.2,1/16W,1% ,0603,SMT R52,R55 271071604811 RES;60.4 ,1/16W,1% ,0603,SMT...
  • Page 170 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 9. Spare Part List-12 Part Number Description Location(S) Part Number Description Location(S) 271611220301 RP;22*4 ,8P ,1/16W,5% ,0612,SMT RP10,RP11,RP13,RP27,RP28,RP2 361200003047 SOLDER PASTE;NO CLEAN,RMA,CK3000 271611240302 RP;24*4 ,8P ,1/16W,5% ,0612,SMT RP15,RP25,RP26,RP31,RP32,RP3 600100010009 SOLDER WIRE;63/37,0.8,CM,N/C,PRC 271611330301 RP;33*4 ,8P ,1/16W,5% ,0612,SMT...
  • Page 171 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 9. Spare Part List-13 Part Number Description Location(S) Part Number Description Location(S) 297120101007 SW;DIP,SPST,4P,24VDC,.025A,SMT 288206690003 TRANS;FDS6690S,N-MOS,.022OHM,SO8 297040105010 SW;PUSH BUTTOM,5P,SPST,12V/50MA, 288206982003 TRANS;FDS6982S,N-MOSFET,DUAL,SO8 297040200001 SW;PUSH BUTTON,DPDT,4P,12V/50MA SW10 288207764001 TRANS;FDS7764A,N-MOS,.0075OHM,SO 297040102002 SW;PUSH BUTTON,SPST,15V/20MA,H3. SW4,SW5,SW6,SW7,SW8,SW9 288200301001 TRANS;FDV301N,N-CHANNEL,SOT23 Q1,Q2,Q3,Q502 225600000061 TAPE;ADHENSIVE,DOUBLE-FACE,W20,U...
  • Page 172 8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 9. Spare Part List-14 Part Number Description Location(S) 421675400004 WIRE ASSY;LCD,AU-B150PG01,8355 421675400009 WIRE ASSY;LED BD,TOP,8355 421675400010 WIRE ASSY;MDC,8355 332110020021 WIRE;#20,UL1007,31MM,BLANK,PRC 332110020042 WIRE;#20,UL1007,70MM,RED,PRC 332110026115 WIRE;#26,UL1007,45MM,BLACK,PRC 332100000017 WIRE;#28,UL1061,100MM,YELLOW,PR 332110028109 WIRE;#28,UL1061,40MM,BLUE,PRC 332110028098 WIRE;#28,UL1061,55MM,RED,PRC 273001050080 XFMR;CI8.5,16T/2600T,220mH,SMT,o 273001050081 XFMR;CI8.5,16T/2600T,220mH,SMT,o 273001050028 XSFORMER;10/100 BASE,LF-H41S,SMT...

  • Page 175: Circuit Diagram

    DESIGN FOR EVT PAGE2 CHANGE R520,R518 TO 680OHM 2002/12/23 DEL C148,C151,C168,C155,R64,L53 FOR DDR_CLK ADD R346,R347 DEL R529,R40,R36,R39 MODEL : 8355 Revision 01 FOR HDT CHANGE R66,R71,R19,R517,R519,R18,R516 CHANGE R17,R15,R53,R62,R514,R511,R512 TO 470OHM PAGE3 CHANHE U4 AND VID CIRCUIT CHANGE L54 TO 0OHM,DEL R69...
  • Page 176 10mil spacing 0603 R514 R511 R512 680/NA 680/NA 680/NA J525 C149 0603 0603 0603 Title +2.5VS_DIMM CONN_ELCO6239_12 8355 M/D B/D 291000151201 FPC/FFC-12P/0.5MM Size Document 6239-012-001-800 Number PCB31675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 177 VID4 VID4 +2.5V_M10 U10A 150U 7343 R113 LESR 4.7K 74AHC08_V 0603 DTC144TKA/NA Title TSSOP14 8355 M/D B/D NB_LDTRST# CPU_RESET# 2,12 Size Document R339 0/NA 0603 PCB316675400001/ASSY411675400001 Number Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version...
  • Page 178 0603 0603 MEMADD_A11 47*4 Place on 10uF MEMADD_A12 1206 C582 Title capacitor on each 6.3V 1206 8355 M/D B/D end of the VTT C102 Add 100PF and 1000PF 6.3V 1206 Size island VTT fill near Document PCB316675400001/ASSY411675400001 Clawhammer and near...
  • Page 179 0603 100/NA 0603 0603 SOT23N +80-20% 0603 C295 0.1U DEBUG R138 0603 0603 LCOMPP R599 0603 Title Decoupling capacitors 8355 M/D B/D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 180 74AHC14_V/NA 74AHC14_V/NA 74AHC14_V/NA TSSOP14 TSSOP14 TSSOP14 BATT_PWR# C364 4.7U/NA 1206 <Core Design> R278 1M/NA 0603 R281 180K/NA 0603 Title 8355 M/D B/D Size Document PCB316675400001/ASSY411675400001 Number Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 181 0402 0603 +/-10% 0603D 0603 0603 C303 C274 C273 C299 1000P 0.01U 0.1U 0603 0603 0603 <Core Design> Title 8355 M/D B/D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 182 2012 <Core Design> L540 120Z/100M/NA L514 120Z/100M 2012 VDD_CORE1.5 2012 C600 C591 C592 0.1U 0.1U 1210 0603 0603 Title 8355 M/D B/D Size Document PCB316675400001/ASSY411675400001 Number Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 183 R800 R609 C352 R134 4.7K 4.7K/NA FOR 2.5V VDDR1 1206 Title MOBILITY-M10-P 0603 0603 MEMVMODE=1.8V 1206 8355 M/D B/D BGA644_64_1MM 0603 MEMVMODE1=GND FOR 1.8V VDDR1(ELPIDA) Size Document MEMVMODE=GND PCB316675400001/ASSY411675400001 Number MEMVMODE1=1.8V Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version...
  • Page 184 VSSQ_17 VSSQ_19 VSSQ_19 VSSQ_18 VSSQ_18 VSSQ_19 VSSQ_19 HY5DU2832222F HY5DU2832222F BGA144F_08MM_1 BGA144F_08MM_1 HY5DU2832222F HY5DU2832222F BGA144F_08MM_1 BGA144F_08MM_1 <Core Design> Title 8355 M/D B/D Size Document Custom PCB316675400001/ASSY411675400001 Number Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 185 0603 BAV99 TXOUT0- CONN_C10828_7A GND1 GND2 <Core Design> TV_GND TV_GND MA/20PX2/ST TV_GND ACES 0805 87216-4000 291000144004 TV_GND CONN_ACES87216_40 Title 8355 M/D B/D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 186 0805 0603D R841 CPU_RESET# 2,3 RSMRST# 13,23 6.3V C742 0603 Q505 1K/NA 0805 R565 <Core Design> 0603 DTC144TKA/NA Title 8355 M/D B/D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 187 1394_PME# GPIO28 RESERVE JP_NET10 GPIO29 RESERVE JL504 MINIPCI_PME# 17 GPIO30 FAN1_SPDCTR 0603D JP_NET10 Title Q521 GPIO31 MINIPCI_PD 8355 M/D B/D 2N7002 Size Document SOT23_FET Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 188 +3VS R273 10K/NA R279 0603D 4.7K <Core Design> 0603D SMBCLK1 SMBCLK 2N7002/NA R535 0603D Title R536 0603D 8355 M/D B/D SMBCLK_DDR 4 Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 189 CONN_C12437_50B DTC144TKA 0/NA0805_DFS C659 C654 C669 new shape 0805 0805 0603 6.3V IDE_RESET# Q534 IDE_RESET# DTC144TKA <Core Design> Title 8355 M/D B/D Size Document PCB316675400001/ASSY411675400001 Number Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 190 0805 0603 ENE CP2211:286302211002 4.7U/NA 4.7U/NA 1206 1206 demo have add it Title ,but GP2 and 8355 M/D B/D E-note have not Size Document PCB316675400001/ASSY411675400001 Number Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 191 <Core Design> R625 0/NA GND2 GND2 0603D 124P/0.8MM/H4.0 QUASAR CA0129-124N01 C671 0.1U PIN24, 124 ARE AUX_POWER 291000611247 CONN_QTC52016_124 Title 8355 M/D B/D 0603D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 192 <Core Design> and TPB0N must be the 90Z/100M same.Both pair need to be as CHOKE_ACM2012 close the same length as possible. Title 8355 M/D B/D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version...
  • Page 193 0603D POLYSW_MINISMDC110 C866 0.1U C333 FM/0.8MM/H4.4 295000010028 <Core Design> 0603D 0/NA 0805 AMP 3-1376035-0 0603D C338 10P/NA 0603D Title 8355 M/D B/D Size Document PCB316675400001/ASSY411675400001 Number Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 194 CDROM_COM M 15 R322 R732 0603 0805 0603 GND_Codec NEAR THE GAP BETWEEN ANALOG AND DIGITAL GND_Codec <Core Design> Title 8355 M/D B/D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 195 DTC144TKA C798 SPKR_MUTE# R859 0603 13,25 SPKR_MUTE# DECT_HP#/OPT 0603D PLP3216S/NA CHOKE_PLP3216S DTC144TKA CAGND BEAD_600Z/100M 0603D DEVICE_DECT# <Core Design> Title 8355 M/D B/D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 196 15V/20MA <Core Design> SW_RIGHT WIRELESS LAN R414 0/NA SW10 0603 R330 0603 R332 0603 Title 12V/50MA/H1.7 8355 M/D B/D TC016-PS11B-A 297040200001 Size Document SW_TC016-PS11B PCB316675400001/ASSY411675400001 Number Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 197 1.25MM/HDR/MA-3 DTC144TKA DTC144WK MOLEX C339 SOT23AN_1 53398-0390 0.1U/NA 291000010301 SUSB# Title 6,13,16,26,29 SUSB# CONN_MLX53398_3 120Z/100M 8355 M/D B/D 0805C 0603D FAN_SPD DTC144TKA Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 198 C312 120Z/100M 2012 R647 0/NA 0402 0.1U 0402 1.25MM/HDR/MA-12 VDD5S 0.1U 291000011201 0603 CONN_MLX53398_12 <Core Design> Title 8355 M/D B/D Size Document PCB 316672210001/ASSY 411672210001 Number Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 199 LPC_AD3 14,22 4.7K*8 1206 R814 4.7K 0603D LPC_FRAME# LPC_FRAME# 14,22 LPC_LDRQ# R815 4.7K 0603D LPC_LDRQ# 14,22 <Core Design> Title 8355 M/D B/D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 200 23,30 10K/NA VDD5_SW# VDD5_SW# 0402 H8AGND RLS4148 MLL34B +3VS <Core Design> Q513 VDD5_SW DTC144WK VDD5_SW DTC144WK SOT23AN_1 SOT23AN_1 Title 8355 M/D B/D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 201 PR562 0603 100K 0603 0603 <Core Design> PR27 25,26 PG_VCC_CORE 100K 0603 PC540 PR26 0.1U 100K 0603 0603 Title 8355 M/D B/D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 202 0603 PQ512 PR57 2N7002 0603 PC112 PR61 0.01U PQ17 0603 2N7002 PWR_ON_P PC113 0603 0.1U 0603 <Core Design> Title 8355 M/D B/D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 203 SOT23AN_SC70_1 R933 220K 0603 Q539 R934 2N7002/NA <Core Design> 22K/NA SUSB# 6,13,16,23,26 Q540 0603 +3VS 2N7002 6,13,16,23,26 SUSB# Title 8355 M/D B/D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 204 PR547 PC553 0.1U 0603 0603 0603 0603 PR539 I_DISCHG PC29 0603 0603 <Core Design > Title 8355 M/D B/D Size Document Custom PCB316675400001/ASSY41167540 0 001 Number Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 205 0603 PU10B 1.25V BATT_DEAD=11V BATT_DEAD PQ15 LMV393M SCK431LCSK-.5 SSOP8 SOT23N PC76 PR44 174K 0.1U 0603 0603 <Core Design> Title 8355 M/D B/D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...
  • Page 206 P_VID3 0603 VID3 0603 PR516 P_VID2 VID2 0603 PR517 P_VID1 VID1 0603 PR518 P_VID0 VID0 0603 <Core Design> Title 8355 M/D B/D Size Document Number PCB316675400001/ASSY411675400001 Date: Friday, September 19, 2003 Sheet PDF created with FinePrint pdfFactory trial version http://www.fineprint.com...

  • Page 207: Reference Material

    Reference Material Reference Material AMD Athlon AMD. INC VIA K8T800M VT8385 North Bridge VIA. INC VIA VT8235 South Bridge VIA. INC Frequency Generator ICS950403 ICS. INC ENE CB710 PC Card Interface Controller TI. INC 8355 Engineer Hardware Specification Technology.Corp/MiTAC...
  • Page 208 SERVICE MANUAL FOR SERVICE MANUAL FOR 8355 8355 SERVICE MANUAL FOR 8355 Sponsoring Editor : Jesse Jan Sponsoring Editor : Jesse Jan Author : Rain Li Author : Rain Li Assistant Editor : Janne Liu Assistant Editor : Janne Liu Publisher : MiTAC International Corp.

Table of Contents