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MiTAC 8350 Service Manual

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SERVICE MANUAL FOR
SERVICE MANUAL FOR
SERVICE MANUAL FOR
Repair Technology Research Department /EDVD
Repair Technology Research Department /EDVD
8350
8350
8350
8350
8350
8350
8350
8350
8350
8350
8350
8350
BY: Sinty Zhang
Aug . 2005/R01

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  • Page 1 SERVICE MANUAL FOR SERVICE MANUAL FOR SERVICE MANUAL FOR 8350 8350 8350 8350 8350 8350 8350 8350 8350 8350 8350 8350 BY: Sinty Zhang Repair Technology Research Department /EDVD Repair Technology Research Department /EDVD Aug . 2005/R01...

  • Page 2: Table Of Contents

    8350 N/B Maintenance 8350 N/B Maintenance Contents 1. Hardware Engineering Specification ……………………………………………………………………… 1.1 Introduction ……………………………………………………………………………………………………………….. 1.2 System Hardware Part ……………………………………………………………………………………………………. 1.3 Electrical Characteristic …………………………………………………………………………………………………. 1.4 Reference Documents …………………………………………………………………………………………………….. 2. System View and Disassembly ……………………………………………………………………………... 2.1 System View ………………………………………………………………………………………………………………. 2.2 Tools Introduction …………………………………………………………………………………………………………...
  • Page 3 8350 N/B Maintenance 8350 N/B Maintenance Contents 6. System Block Diagram ……………………………………………………………………………………... 7. Maintenance Diagnostics …………………………………………………………………………………... 7.1 Introduction ………………………………………………………………………………………………………………. 7.2 Error Codes ……………………………………………………………………………………………………………….. 7.3 Debug Tool ………………………………………………………………………………………………………………... 8. Trouble Shooting …………………………………………………………………………………………… 8.1 No Power ………………………………………………………………………………………………………………….. 8.2 No Display …………………………………………………………………………………………………………………. 8.3 VGA Controller Test Error LCD No Display …………………………………………………………………………...
  • Page 4 8350 N/B Maintenance 8350 N/B Maintenance Contents 8.13 Mini-PCI Socket Test Error …………………………………………………………………………………………..9. Spare Parts List …………………………………………………………………………………………….. 10. System Exploded Views …………………………………………………………………………………... 11. Reference Material ………………………………………………………………………………………...

  • Page 5: Hardware Engineering Specification

    I/O, as well as a single 64-bit high performance DDR SDRAM memory controller. 8350 platform implements ATI RS480M / ULI M1573M core logic. The RS480M is a sixth generation Integrated Graphics Processor (IGP) that integrates 2D/3D graphics and a system controller in a single chip. It is designed to...
  • Page 6 PCI-Express Link bus, PCI bus. User expendable peripheral interface built on 8350 system are 3 USB ports. Based on TI PCI4511 CardBus / IEEE1394 combo controller, 8350 system provides a PCMCIA / CardBus, and a 4-pin IEEE1394a interface. User interface includes internal keyboard, touch pad.

  • Page 7: System Hardware Part

    8350 N/B Maintenance 8350 N/B Maintenance 1.2 System Hardware Part(1) 8350 External Specifications Mobile AMD Turion (35W& 25W),Athlon 64 (35W) & Sempron (25W) Chip Set ATI RS480M (NB) +ULi1573M(SB) L2 Cache Turion(1MB), Athlon 64(512KB),Sempron(256KB and 128) System BIOS 512KB Flash EPROM - include System BIOS, VGA BIOS...
  • Page 8 8350 N/B Maintenance 8350 N/B Maintenance 1.2 System Hardware Part(2) 8350 External Specifications AUDIO SYSTEM Built-in Sound system, AC97 - Built-in 2W Sub- Woofer - Built-in stereo speaker 1W x2 , Built-in microphone - Sound Volume control by Hot-Key (Fn + F3 : Volume down, Fn + F4 : Volume up) I/O PORT USB(2.0) x 3...
  • Page 9 8350 N/B Maintenance 8350 N/B Maintenance 1.2.1 CPU AMD64 Technology - AMD64 technology instruction set extensions - 64-bit integer registers, 48-bit virtual addresses, 40-bit physical addresses - Eight new 64-bit integer registers (16 total) - Eight new 128-bit SSE/SSE2/SSE3 registers (16 total) Compatible with Existing 32-Bit Code Base - Including support for SSE, SSE2, SSE3, MMX™, 3DNow!™...

  • Page 10: Core Logic

    8350 N/B Maintenance 8350 N/B Maintenance - 72-bit DDR SDRAM at 100, 133, 166, and 200 MHz - Supports up to two unbuffered SO-DIMMs Packaging - 754 pin lidless micro-PGA processor package 1.2.2 Core Logic 1.2.2.1 ATI RS480M North Bridge...
  • Page 11 8350 N/B Maintenance 8350 N/B Maintenance - Supports GDDR SDRAM self refresh mechanism A-Link Express Interface - 1 x 2 (expandable to x4) A-Link Express interface (PCI Express 1.0a compliant) for connection to the Uli M1573M 2D/3D Acceleration Features - Highly-optimized 128-bit engine, capable of processing multiple pixels per clock...
  • Page 12 8350 N/B Maintenance 8350 N/B Maintenance - With the proper BIOS implementation, supports different TV standards including NTSC, - NTSC-J, PAL-M, PAL-CN, PAL-B, PAL-G, PAL-D, PAL-H, PAL-I, PAL-K, and PAL-N 1.2.2.2 ULI M1573M South Bridge Supports A-Link PCI Express Interface technology...
  • Page 13 8350 N/B Maintenance 8350 N/B Maintenance 1.2.3 Memory Support unbuffer DDR 333/400MHz SO-DIMM expandable to 1024MB (2 DDR-SODIMM slots) Slot1 Slot2 Total 128MB 128MB 128MB 128MB 256MB 128MB 256MB 384MB 128MB 512MB 640MB 256MB 256MB 256MB 256MB 512MB 256MB 512MB...
  • Page 14 8350 N/B Maintenance 8350 N/B Maintenance - DDC1 and DDC2B compliant Signal Description CRT_RED Red analog video output CRT_GREEN Green analog video output CRT_BLUE Blue analog video output Monitor Sense Monitor Sense Ground Ground Ground +5VDC Ground Monitor Sense CRT_DDDA...
  • Page 15 8350 N/B Maintenance 8350 N/B Maintenance 7Pins S-VIDEO port for TV-Out - Support up 1024*768 resolution - Support PAL and NTSC system Signal name Direction TV_COMP TV_LUMA TV_CRMA Table 3: S-Video Port...
  • Page 16 8350 N/B Maintenance 8350 N/B Maintenance System Input(Active) Resolution Active TV lines Over/Under scan NTSC 320x200 480 ~ 400 NTSC 640x480 480 ~ 400 NTSC 720x480 480 ~ 400 NTSC 720x400 480 ~ 400 NTSC 800x600 480 ~ 420 NTSC...

  • Page 17: Usb Ports

    8350 N/B Maintenance 8350 N/B Maintenance RJ-45 - The Fast Ethernet MAC Controller features an IEEE802.3 and IEEE802.3x compliant MAC with external LAN physical layer chip (VT6103) supporting full duplex 10 Base-T,100 Base-T Ethernet - Support Wake-up On-LAN function in System enter to S3...

  • Page 18: Pc Card Slot

    8350 N/B Maintenance 8350 N/B Maintenance Signal Name Direction Description Power USB Device Power (+5VDC) DATA- Balanced Data Negative DATA+ Balanced Data Positive Power Ground Table 7: USB Port 1.2.5 PC Card Slot One Type II/I slot supporting the 1997 PC Card standard and including full R2 (16-bit) and 32-bit Cardbus data transfer Ti PCI4510 (PCMCIA Controller) &...

  • Page 19: Ide Interface

    8350 N/B Maintenance 8350 N/B Maintenance 1.2.7 Display 15”XGA TFT Display; Resolution: 1024x768 Dual View of LCD+CRT / LCD+TV independent display External Video refresh rate of up to 100Hz supported - Vertical refresh frequencies to meet VESA requirements - Simultaneous video in specified video modes – switchable with hot key 1.2.8 IDE Interface...

  • Page 20: Power Management Features

    8350 N/B Maintenance 8350 N/B Maintenance 1.2.9 Read Only Memory(BIOS Flash) Fully compatible with industry standard software including Windows XP home & professional edition Fully supports APM V1.2 and latest ACPI specification 512Kx8 (4Mbit) Flash BIOS Insyde BIOS core 1.2.10 Power Management Features Local standby mode (Individual devices such as HDD, graphics controller, LCD etc..)

  • Page 21: Keyboard Controller

    8350 N/B Maintenance 8350 N/B Maintenance Thermal management Fully US EPA Energy Start compliant 1.2.11 Keyboard Controller Winbond W83L950D 1.2.12 LEDS Indicator CDROM /HDD & NUM & CAP & SCROLL & Wireless & 2 LEDs for Power/Battery status Indicator 1.2.13 Touch-Pad Module...
  • Page 22 8350 N/B Maintenance 8350 N/B Maintenance 1.2.14 Modem(MDC) Signal name Signal name MODEM_SPK Pull Up to +3V AC97_SYNC AC97_SDOUT AC97_SDIN1 AC97_RST# AC97_SDIN1 AC97_BITCLK Table 8: Modem Daughter Board Connector...

  • Page 23: Electrical Characteristic

    8350 N/B Maintenance 8350 N/B Maintenance 1.3 Electrical Characteristic 1.3.1 M1573M GPI/O Pin Define Pin Name Pin # Mux Function GPIO Function Power Plane Signal Name Operation GPIO0 MAIN MB_ID0 PULL_DOWN GPIO1 MAIN MB_ID1 PULL_DOWN GPIO2 MAIN -MPCIACT PULL_UP(RESERVE) GPIO3...
  • Page 24 8350 N/B Maintenance 8350 N/B Maintenance Continue to the previous page Pin Name Pin # Mux Function GPIO Function Power Plane Signal Name Operation GPI21 SAT A_GPI2 MAIN GPI22 SAT A_GPI3 MAIN GPO4 PCIGNT #4 MAIN PULL_UP GPO5 PCIGNT #5...
  • Page 25 8350 N/B Maintenance 8350 N/B Maintenance Continue to the previous page Pin Name Pin # Mux Function GPIO Function Power Plane Signal Name Operation GPO30 AE25 HT T RESET # GPO/OD MAIN PULL_UP GPO31 AD25 HT T ST OP# GPO/OD...
  • Page 26 8350 N/B Maintenance 8350 N/B Maintenance 1.3.2 Keyboard Controller Pin Define Port Signal Name T ype Connect T o Description 39~54 GP17~GP0 KO[0..15] Internal Keyboard Keyboard Matrix 55~62 GP37~GP30 KI[7..0] Internal Keyboard Keyboard Matrix 65~68 GP85~GP82 LAD[0..3] M1573M LPC BUS...
  • Page 27 8350 N/B Maintenance 8350 N/B Maintenance Continue to the previous page Port Signal Name T ype Connect T o Description GP72 -SB_PWRBT N M1573M Power Button Signal to M1573M GP73 T _CLK T ouch PAD Connect to T ouch Pad clock...

  • Page 28: Suspend To Ram

    1.3.3 Power Consumption of Suspend Mode Suspend to RAM < 80mA Suspend to Disk / Soft-Off /Mechanical Off < 5mA 1.3.4 Audio Performance 8350 meet all the following items Test Items Mobile System Full Scale Output Voltage 0.7Vrms (3.3V audio) ≧...
  • Page 29 8350 N/B Maintenance 8350 N/B Maintenance Te st Ite ms Mobile Syste m Frequency Response 100Hz 12kHz Dynamic Range (SNR) 60dBFSA ≧ T HD+N -50dBFS ≦ Table 10: Analog Pass-Through (A-A) for Microphone Input to Line Output Test Items Mobile System...

  • Page 30: Reference Documents

    8350 N/B Maintenance 8350 N/B Maintenance 1.4 Reference Documents Docume nts Re vision Mobile AMD Athon64 Processor Data Sheet 2.05 Mobile AMD Athon64 Processor Motherboard Design Guide 2.21 Ati 480M North Bridge Ati 480M Platform Design Guide Uli M1573M V-Link Client highly integrated South Bridge Cardbus Controller Datasheet(T i PCI4510) 2002.07...

  • Page 31: System View And Disassembly

    8350 N/B Maintenance 8350 N/B Maintenance 2. System View and Disassembly 2.1 System View 2.1.1 Front View USB Ports *1 Line Out Connector Line In Connector Top Cover Latch 2.1.2 Left-side View VGA Port S-Video Port Ventilation Openings RJ-11 Connector...

  • Page 32: Right-Side View

    8350 N/B Maintenance 8350 N/B Maintenance 2.1.3 Right-side View CD-ROM/DVD-ROM Drive Kensington Lock 2.1.4 Rear View Kensington Lock Power Connector USB Port*2...

  • Page 33: Bottom View

    8350 N/B Maintenance 8350 N/B Maintenance 2.1.5 Bottom View Hard Disk Drive Wireless Card CPU & DDR SDRAM Card Battery Park Stereo Speaker Set 2.1.6 Top-open View LCD Screen Power Button Stereo Speaker Set Keyboard Device LED Indicators Touch Pad...

  • Page 34: Tools Introduction

    8350 N/B Maintenance 8350 N/B Maintenance 2.2 Tools Introduction 1. Screw driver with bit size for notebook assembly & disassembly. 2. Auto screw driver for notebook assembly & disassembly. Bit Size Screw Size Tooling Tor. Bit Size 1. M2.0 Auto Screwdriver...

  • Page 35: System Disassembly

    8350 N/B Maintenance 8350 N/B Maintenance 2.3 System Disassembly The section discusses at length each major component for disassembly/reassembly and show corresponding illustrations.Use the chart below to determine the disassembly sequence for removing components from the notebook. NOTE: Before you start to install/replace these modules, disconnect all peripheral devices and make sure the notebook is not turned on or connected to AC power.

  • Page 36: Battery Pack

    8350 N/B Maintenance 8350 N/B Maintenance 2.3.1 Battery Pack Disassembly 1. Carefully put the notebook upside down. 2. Slide the two release lever outwards to the “unlock” ( ) position ( ), while take the battery pack out of the compartment ( ). (Figure 2-1)
  • Page 37 8350 N/B Maintenance 8350 N/B Maintenance 2.3.2 Keyboard Disassembly 1. Remove the battery pack. (Refer to section 2.3.1 Disassembly) 2. Open the top cover. 3. Loosen the five latches locking the keyboard. (Figure 2-2) 4. Slightly lift up the keyboard and disconnect the cable from the mother board, then separate the keyboard.
  • Page 38 8350 N/B Maintenance 8350 N/B Maintenance 2.3.3 CPU Disassembly 1. Remove the battery pack. (Refer to section 2.3.1 Disassembly) 2. Remove six screws fastening the heatsink cover. (Figure 2-4) 3. Remove four spring screws that secure the heatsink upon the CPU and disconnect the fan’s power cord from system board.
  • Page 39 8350 N/B Maintenance 8350 N/B Maintenance 4. To remove the existing CPU, lift the socket arm up to the vertical position. (Figure 2-6) Figure 2-6 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 40: Hdd Module

    8350 N/B Maintenance 8350 N/B Maintenance 2.3.4 HDD Module Disassembly 1. Carefully put the notebook upside down. Remove the battery pack. (Refer to section 2.3.1 Disassembly) 2. Remove two screws fastening the HDD compartment cover. (Figure 2-7) 3. Remove the one screw and slide the HDD module out of the compartment. (Figure 2-8)
  • Page 41 8350 N/B Maintenance 8350 N/B Maintenance 4. Remove four screws to separate the hard disk drive from the bracket, remove four screws. (Figure 2-9) Figure 2-9 Remove hard disk drive Reassembly 1. Attach the bracket to hard disk drive and secure with four screws.

  • Page 42: Cd/Dvd-Rom Drive

    8350 N/B Maintenance 8350 N/B Maintenance 2.3.5 CD/DVD-ROM Drive Disassembly 1. Carefully put the notebook upside down. Remove the battery pack. (Refer to section 2.3.1 Disassembly) 2. Remove one screw fastening the CD/DVD-ROM drive. (Figure 2-10) 3. Push firmly to release the tray ( ). Then gently pull out the CD/DVD-ROM drive by holding the tray that pops out ( ).

  • Page 43: Wireless Card

    8350 N/B Maintenance 8350 N/B Maintenance 2.3.6 Wireless Card Disassembly 1. Carefully put the notebook upside down. Remove the battery pack. (Refer to sections 2.3.1 Disassembly) 2. Remove the two screws fastening the Mini PCI compartment cover. (Figure 2-11) 3. Disconnect the wireless card’s antennae first ( ). Then pull the retaining clips outwards ( ) and remove the wireless card ( ).

  • Page 44: Modem Card

    8350 N/B Maintenance 8350 N/B Maintenance 2.3.7 Modem Card Disassembly 1. Carefully put the notebook upside down. Remove the battery pack. (Refer to section 2.3.1 Disassembly) 2. Remove two screws fastening modem card’s compartment cover. (Refer to steps 1-2 of section 2.3.6 Disassembly) 3.
  • Page 45 8350 N/B Maintenance 8350 N/B Maintenance 2.3.8 DDR-SDRAM Disassembly 1. Carefully put the notebook upside down. And remove the battery pack. (See section 2.3.1 disassembly) 2. Remove six screws fastening the DDR compartment cover to access the SO-DIMM socket. (Figure 2-15) 3.
  • Page 46 8350 N/B Maintenance 8350 N/B Maintenance 2.3.9 LCD ASSY Disassembly 1. Remove the battery pack, keyboard,CPU, hard disk drive, CD/DVD-drive, wireless card, modem card and DDR. (See sections 2.3.1, 2.3.2, 2.3.3, 2.3.4, 2.3.5, 2.3.6, 2.3.7 and 2.3.8 Disassembly) 2. Remove the nineteen screws on the bottom of notebook. (Figure 2-17) 3.
  • Page 47 8350 N/B Maintenance 8350 N/B Maintenance 4. Remove the two screws and disconnect the touch pad’s cable, then free the top cover.(Figure 2-19) 5. Remove the two hinge covers. (Figure 2-20) Figure 2-19 Free the Top cover Figure 2-20 Remove the hinge covers...
  • Page 48 8350 N/B Maintenance 8350 N/B Maintenance 6. Disconnect the two cables and remove the four screws. (Figure 2-21) 7. Remove the eight screws. (Figure 2-22) Figure 2-21 Remove the four screws and Figure 2-22 Remove the eight screws Disconnect the two cables...
  • Page 49 8350 N/B Maintenance 8350 N/B Maintenance 8. Carefully pull the antenna wires out. Now you can lift up the LCD ASSY from base unit. (Figure 2-23) Figure 2-23 Free the LCD ASSY Reassembly 1. Attach the LCD assembly to the base unit and secure with four screws.

  • Page 50: Lcd Panel

    8350 N/B Maintenance 8350 N/B Maintenance 2.3.10 LCD Panel Disassembly 1. Remove the battery, keyboard, hard disk drive, CD/DVD-ROM drive and LCD assembly. (Refer to section 2.3.1, 2.3.2, 2.3.4, 2.3.5 and 2.3.9 Disassembly) 2. Remove the two rubber pads and two screws on the corners of the panel. (Figure 2-24) 3.
  • Page 51 8350 N/B Maintenance 8350 N/B Maintenance 5. Remove the six screws that secure the LCD bracket. (Figure 2-26) 6. Disconnect the cable to free the LCD panel. (Figure 2-27) Figure 2-26 Remove the six screws Figure 2-27 Free the LCD panel Reassembly 1.

  • Page 52: Inverter Board

    8350 N/B Maintenance 8350 N/B Maintenance 2.3.11 Inverter Board Disassembly 1. Remove the battery, keyboard, hard disk drive, CD/DVD-ROM drive and LCD assembly. (Refer to section 2.3.1, 2.3.2, 2.3.4, 2.3.5 and 2.3.9 Disassembly) 2. Remove the LCD cover and LCD panel. (Refer to the steps 1-4 of section 2.3.10 Disassembly ) 3.

  • Page 53: System Board

    8350 N/B Maintenance 8350 N/B Maintenance 2.3.12 System Board Disassembly 1. Remove the battery, keyboard, hard disk drive, CD/DVD-ROM drive, Wireless card and LCD assembly. (Refer to sections 2.3.1, 2.3.2, 2.3.4, 2.3.5, 2.3.6 and 2.3.9 Disassembly) 2. Remove the four screws that secure the system board and disconnect the two speaker’s cables. Then lift it up from the housing.

  • Page 54: Touch Pad

    8350 N/B Maintenance 8350 N/B Maintenance 2.3.13 Touch Pad Disassembly 1. Remove the battery pack, keyboard, hard disk drive and CD/DVD-drive. (See sections 2.3.1, 2.3.2 , 2.3.4 and 2.3.5 Disassembly) 2. Remove the top cover. (See steps 1-5 in section 2.3.9 Disassembly) 3.

  • Page 55: Definition & Location Of Connectors / Switches

    8350 N/B Maintenance 8350 N/B Maintenance 3. Definition & Location of Connectors / Switches 3.1 Mother Board-A(1) PJ501 : Power Jack J502 J510 J504 J508 J515 J501 : USB Port J511 J502 : External VGA Connector J501 J514 J503 : Battery Connector...
  • Page 56 8350 N/B Maintenance 8350 N/B Maintenance 3. Definition & Location of Connectors / Switches 3.1 Mother Board-A(2) ------ Continued to previous page ------ J509 : CDROM-Secondary IDE Connector J512 : CMOS Battery Connector J513 : HDD-Primary IDE Connector J517 : USB Port...
  • Page 57 8350 N/B Maintenance 8350 N/B Maintenance 3. Definition & Location of Connectors / Switches 3.1 Mother Board-B J1 : Inverter Board Connector J2 : LCD Connector J3 : Left Speaker Connector J5 : Internal Keyboard Connector J6 : Touch-Pad Connector...

  • Page 58: Definition & Location Of Major Components

    8350 N/B Maintenance 8350 N/B Maintenance 4. Definition & Location of Major Components 4.1 Mother Board-A U502 : CPU (AMD Mobile K8) Socket U504 : ICS951412 Clock Generator U508 U506 : North Bridge(ATI RS480M) U507 : Keyboard BIOS(W83L950D) U504 U511...
  • Page 59 8350 N/B Maintenance 8350 N/B Maintenance 4. Definition & Location of Major Components 4.1 Mother Board-B U8 : System BIOS...

  • Page 60: Pin Descriptions Of Major Components

    8350 N/B Maintenance 8350 N/B Maintenance 5. Pin Descriptions of Major Components 5.1 AMD Mobile K8 BGA754_SKT Pin(1) Miscellaneous Pin Descriptions JTAG Pin Descriptions Signal Name Type Description Signal Name Type Description RESET_L I-IOS System Reset I-IOS JTAG Clock PWROK...
  • Page 61 8350 N/B Maintenance 8350 N/B Maintenance 5.1 AMD Mobile K8 BGA754_SKT Pin(2) DDR SDRAM Memory Interface Pins DDR SDRAM Memory Interface Pins (Continued) 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 MEMBANKA[1:0] O-IOS DRAM Bank Address.

  • Page 62: Ati Rs480M North Bridge

    8350 N/B Maintenance 8350 N/B Maintenance 5.2 ATI RS480M North Bridge(1) CPU Interface GDDR Side-Port Memory Interface Pin Name Type Power Ground Functional Description Pin Name Type Power Ground Integrated Functional Description Domain Domain Domain Domain Termination HT_RXC VDDHT Receiver Command, Address, and Data Differential Pairs...
  • Page 63 8350 N/B Maintenance 8350 N/B Maintenance 5.2 ATI RS480M North Bridge(2) 4 x 1 Lane PCI Express Interface for General Purpose External Devices Clock Interface Pin Name Type Power Ground Integrated Functional Description Pin Name Type Power Ground Integrated Functional Description...
  • Page 64 8350 N/B Maintenance 8350 N/B Maintenance 5.2 ATI RS480M North Bridge(3) LVDS Interface LVDS Interface (Continued) Pin Name Type Power Ground Integrated Functional Description Pin Name Type Power Ground Integrated Functional Description Domain Domain Termination Domain Domain Termination TXOUT_ LVDDR1...
  • Page 65 8350 N/B Maintenance 8350 N/B Maintenance 5.2 ATI RS480M North Bridge(4) LVDS Interface (Continued) LVDS Interface (Continued) Pin Name Type Power Ground Integrated Functional Description Pin Name Type Power Ground Integrated Functional Description Domain Domain Termination Domain Domain Termination TXCLK_...
  • Page 66 8350 N/B Maintenance 8350 N/B Maintenance 5.2 ATI RS480M North Bridge(5) Power Management Pins DVO Interface Pin Name Type Power Ground Functional Description Pin Name DVO Function Type Functional Description Domain Domain MEM_DQ52 DVO_D0 DVO Data for panel SYSRESE VDDR3 Global Hardware Reset.
  • Page 67 8350 N/B Maintenance 8350 N/B Maintenance 5.2 ATI RS480M North Bridge(6) Miscellaneous Pins Strap Definitions for the RS480M Pin Name Type Power Ground Integrated Functional Description Strap Function Strap Pin Description Domain Domain Termination LOAD_MEM_STRAPS DFT_GPIO5* Selects loading of straps from MEM_DQ pins for debug...
  • Page 68 8350 N/B Maintenance 8350 N/B Maintenance 5.2 ATI RS480M North Bridge(7) Power Pins Power Pins (Continued) Pin Name Voltage Ball Reference Comments Pin Name Voltage Ball Reference Comments Count Count AVDD 2.5V or B27, C27 Dedicated power for the DAC. Effort VDD_MEM 1.8 / 2.5V...
  • Page 69 8350 N/B Maintenance 8350 N/B Maintenance 5.2 ATI RS480M North Bridge(8) Ground Pins Ground Pins (Continued) Pin Name Pin Count Ball Reference Comments Pin Name Pin Count Ball Reference Comments AVSSN D25, D26 Dedicated analog ground for the DAC. AVSSDI Dedicated digital ground for the DAC (1.8V)

  • Page 70: Uli M1573M South Bridge

    8350 N/B Maintenance 8350 N/B Maintenance 5.3 ULI M1573M South Bridge(1) PCI Interface PCI Interface (Continued) Pin Name I/O Type Description Pin Name I/O Type Description PCICLK FRAME# PCI Clock for Internal PCI Interface. PCI Cycle Frame. This is a PCI clock input that is controlled by clock generator.
  • Page 71 8350 N/B Maintenance 8350 N/B Maintenance 5.3 ULI M1573M South Bridge(2) LAN Interface LAN Interface (Continued) Pin Name I/O Type Description Pin Name I/O Type Description MII Interface MII Interface MII_COL MII_MDC Collision Detect. Management Data Clock. Asserted high to indicate detection of collision conditions in Synchronous clock to the MDIO management data input/output 10Mbps and 100Mbps Half Duplex modes.
  • Page 72 8350 N/B Maintenance 8350 N/B Maintenance 5.3 ULI M1573M South Bridge(3) IDE Interface IDE Interface (Continued) Pin Name I/O Type Description Pin Name I/O Type Description Parallel ATA Interface Parallel ATA Interface PIDEA[2:0] PIDERDY Primary Channel IDE ATA Address Bus.
  • Page 73 8350 N/B Maintenance 8350 N/B Maintenance 5.3 ULI M1573M South Bridge(4) IDE Interface (Continued) IDE Interface (Continued) Pin Name I/O Type Description Pin Name I/O Type Description Parallel ATA Interface Serial ATA Interface SIDEIOW# SATA1_RX1P, Serial-ATA1 port1 Receiving signal pair Secondary IDE IOW# Command.
  • Page 74 8350 N/B Maintenance 8350 N/B Maintenance 5.3 ULI M1573M South Bridge(5) Audio Interface Audio Interface (Continued) Pin Name I/O Type Description Pin Name I/O Type Description AC-Link Signals AC-Link Signals ACZ_RST# ACB_SDATAIN / AC97 Reset Signal. AC97 LinkB Serial Data Input.
  • Page 75 8350 N/B Maintenance 8350 N/B Maintenance 5.3 ULI M1573M South Bridge(6) PMU Interface PMU Interface (Continued) Pin Name I/O Type Description Pin Name I/O Type Description ACPWR (Mobile Only) PWRBTN# AC Power Plug-in Indication. Power Button Input. This active high input indicates the AC adapter is plugged in the This input is used to support the ACPI Power Button function.
  • Page 76 8350 N/B Maintenance 8350 N/B Maintenance 5.3 ULI M1573M South Bridge(7) PMU Interface (Continued) Clocks Pin Name I/O Type Description Pin Name I/O Type Description VRMPWG / VRGATE / Real Time Clock Interface VRM Power Good (for P4 Desktop) / VRM Power Good...
  • Page 77 8350 N/B Maintenance 8350 N/B Maintenance 5.3 ULI M1573M South Bridge(8) CPU Interface CPU Interface (Continued) Pin Name I/O Type Description Pin Name I/O Type Description P4 Mode Interface P4 Mode Interface STPCLK#/ A20M# / CPU A20 Mask. Stop CPU Internal Clock Request.
  • Page 78 8350 N/B Maintenance 8350 N/B Maintenance 5.3 ULI M1573M South Bridge(9) USB Interface Pin Name I/O Type Description USBCLK 48 MHz USB Clock Input. This clock will send to USB state machine to generate USB signals. USBOVR#[7:6], Over Current Detect for USB Host Controller[7:0].

  • Page 79: System Block Diagram

    8350 N/B Maintenance 8350 N/B Maintenance 6. System Block Diagram U502 Clock Generator DDR SDRAM Slot * 2 ICS951412 (200Pins SO-DIMM) AMD Mobile K8 TV Out Connector (S-Video) U506 CRT Connector North Bridge ATI RS480M Flat Panel PCI Interface PCI-E...

  • Page 80: Maintenance Diagnostics

    8350 N/B Maintenance 8350 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 81: Error Codes

    8350 N/B Maintenance 8350 N/B Maintenance 7.2 Error Codes(1) Following is a list of error codes in sequent display on the MINI PCI debug card. Code POST Routine Description Code POST Routine Description Some type of lone reset Test keyboard...
  • Page 82 8350 N/B Maintenance 8350 N/B Maintenance 7.2 Error Codes(2) Following is a list of error codes in sequent display on the MINI PCI debug card. Code POST Routine Description Code POST Routine Description Special init of keyboard ctlr Configure the COMM and LPT ports...

  • Page 83: Debug Tool

    8350 N/B Maintenance 8350 N/B Maintenance 7.3 Debug Tool 7.3.1 Diagnostic Tool for Mini PCI Slot : P/N:411906900001 Description: PWA-MPDOG;MINI PCI DOGKELLER CARD Note: Order it from MIC/TSSC...

  • Page 84: Trouble Shooting

    8350 N/B Maintenance 8350 N/B Maintenance 8. Trouble Shooting 8.1 No Power (*1) 8.2 No Display (*2) 8.3 VGA Controller Test Error 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 Disk Drive Test Error...
  • Page 85 8350 N/B Maintenance 8350 N/B Maintenance *1: No Power Definition Base on ACPI Spec. We define the no power as while we press the power button, the system can’t leave S5 status or none the PG signal send out from power supply.

  • Page 86: No Power

    8350 N/B Maintenance 8350 N/B Maintenance 8.1 No Power(1) When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. Main Voltage Map AMPVDD Q515 AVDD L532 PU2,PL503,PL504 PQ506,PL509 +5VS_SUBAMP PQ503,PL505,PR510 PJO503..PJO505...
  • Page 87 8350 N/B Maintenance 8350 N/B Maintenance 8.1 No Power(2) When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. PWR_VDDIN PD502 PJO2 BAV70LT1 OPEN-SMT4 PL502 PJO1 PD505 120Z/100M OPEN-SMT4 ADINP...
  • Page 88 8350 N/B Maintenance 8350 N/B Maintenance 8.1 No Power(3) When the battery is installed but the battery status indicate LED display abnormal. PQ521 PQ513A PQ513B AO4407 AO4807 AO4807 PL516 PL513 PD510 120Z/100M 33UH SKS30 ADINP BATT PR550 PR549 PC544 PC519...
  • Page 89 8350 N/B Maintenance 8350 N/B Maintenance 8.1 No Power(4) When the battery is installed but the battery status indicate LED display abnormal. PL512 120Z/100M J503 PF502 PL511 +3VA_KBC BATT TR/SFT-10A 120Z/100M PC29 PC522 0.1U 0.1U +3VA PR12 BAV70LT1 499K RP29...
  • Page 90 8350 N/B Maintenance 8350 N/B Maintenance 8.1 No Power(5) When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up. No Power Check following parts and signals: Is the notebook connected...

  • Page 91: No Display

    8350 N/B Maintenance 8350 N/B Maintenance 8.2 No Display(1) ****** System Clock Check ****** +3VS L523 120Z/100M R567 +3VS U519 R568 14M_CODEC R753 C571 ALC655 +3VS L519 R559 120Z/100M +3VS R582 USBCLK_SB C557 C562 0.1U R569 R838 SB_OSC_INT R571 PCICLK_F...
  • Page 92 8350 N/B Maintenance 8350 N/B Maintenance 8.2 No Display(2) ****** Power Good & Reset Circuit Check ****** +3VS U502 +3VA U506 -RS480_RST SB_PWRGD North Bridge AMD K8 AHC1G08DBV RESET# RS480M DTC144TKA -TEMP_OVER From P C309 C304 0.1U 0.1U -LDT_RST G692L293T...
  • Page 93 8350 N/B Maintenance 8350 N/B Maintenance 8.2 No Display(3) There is no display on both LCD and VGA monitor after power on although the LCD and monitor is known-good. No Display Monitor Replace monitor or LCD module or LCD. Board-level...

  • Page 94: Vga Controller Test Error Lcd No Display

    8350 N/B Maintenance 8350 N/B Maintenance 8.3 VGA Controller Test Error LCD No Display(1) There is no display or picture abnormal on LCD although power-on-self-test is passed. +3VS R518 R519 R520 4.7K 4.7K 4.7K U510 R523 LCD_ID0 PID0 South Bridge...
  • Page 95 8350 N/B Maintenance 8350 N/B Maintenance 8.3 VGA Controller Test Error LCD No Display(2) There is no display or picture abnormal on LCD although power-on-self-test is passed. VGA Controller Test Error LCD No Display Check if Re-soldering. J1, J2 are cold 1.

  • Page 96: External Monitor No Display

    8350 N/B Maintenance 8350 N/B Maintenance 8.4 External Monitor No Display(1) There is no display or picture abnormal on CRT monitor, but it is OK for LCD. +5VS +3VS +3VS TR/3216FF-2A J502 RLS4148 +5VS R521 R522 120OHM/100MHZ 4.7K 4.7K CRT_DDCK...
  • Page 97 8350 N/B Maintenance 8350 N/B Maintenance 8.4 External Monitor No Display(2) 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 Check if J502 Board-level Re-soldering.

  • Page 98: Memory Test Error

    8350 N/B Maintenance 8350 N/B Maintenance 8.5 Memory Test Error(1) Extend DDR SODIMM is Test Error or system hangs up. +1.25V RP[2,4,6,8,10,12..17,19,21,23,25,27] 47*8 CPU_CKEB CKEB DDR SODIMM MEMADD_A/B[0..13],DDR_BAA/B[0,1],-CPU_CS[0..3],-DDR_R/CASA,-DDR_R/CASB,-DDR_WEA/B MEMADD_B[0..13],DDR_BAB[0,1],-CPU_CS[0..3],-DDR_R/CASB,-DDR_WEB CPU_MD[0..63] MD[0..63] J506 CPU_DQS[0..7] DQS[0..7] CPU_DQM[0..7] DQM[0..7] RP[3,5,7,9,11,18,20,22,24,26] 10*8 SMB_CK_CLK SMB_CK_DATA +2.5V...
  • Page 99 8350 N/B Maintenance 8350 N/B Maintenance 8.5 Memory Test Error(2) Extend DDRAM is Test Error 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 100: Keyboard (K/B)/Touch-Pad(T/P) Test Error

    8350 N/B Maintenance 8350 N/B Maintenance 8.6 Keyboard (K/B)/Touch-Pad(T/P) Test Error(1) Error message of keyboard or touch-pad Test Error is shown or any key does not work. +3VA_KBC C287 0.1U R536 24,30,74 55..62 55..62 17..24 17..24 KI[0..7] 39..54 39..54 1..16 KO[0..15]...
  • Page 101 8350 N/B Maintenance 8350 N/B Maintenance 8.6 Keyboard (K/B)/Touch-Pad(T/P) Test Error(2) Error message of keyboard or touch-pad Test Error is shown or any key does not work. Keyboard (K/B)/Touch-Pad (T/P) Test Error Check J5, J6 Re-soldering. Board-level for cold solder?

  • Page 102: Hard Disk Drive Test Error

    8350 N/B Maintenance 8350 N/B Maintenance 8.7 Hard Disk Drive Test Error(1) Either an error message is shown, or the drive motor spins non-stop, while reading data from or writing data to hard disk. +5VS +5VS J513 R155 R156 +3VS...
  • Page 103 8350 N/B Maintenance 8350 N/B Maintenance 8.7 Hard Disk Drive Test Error(2) Either an error message is shown, or the drive motor spins non-stop, while reading data from or writing data to hard disk. Hard Disk Drive Test Error 1. Check if BIOS setup is OK?.

  • Page 104: Cd-Rom Drive Test Error

    8350 N/B Maintenance 8350 N/B Maintenance 8.8 CD-ROM Drive Test Error(1) An error message is shown when reading data from CD-ROM drive. +5VS +5VS J509 R155 R156 +3VS R147 -IDE_RST R217 DTC144TKA CDROM_LEFT -PCI_RST -PCI_RESET To P SB_PWRGD DTC144TKA R218...
  • Page 105 8350 N/B Maintenance 8350 N/B Maintenance 8.8 CD-ROM Drive Test Error(2) An error message is shown when reading data from CD-ROM drive. CD-ROM Drive Test Error Board-level 1. Try another known good compact disk. Troubleshooting 2. Check install for correctly.

  • Page 106: Usb Port Test Error

    8350 N/B Maintenance 8350 N/B Maintenance 8.9 USB Test Error(1) An error occurs when a USB I/O device is installed. U501 USB0VCC5 J501 RT9702A R511 VOUT R506 F502 C504 C501 150U 0.1U SMDC110 C502 -USB_OC0 L501 90Z/100M USBP0- USBCON_P0- USBP0+...
  • Page 107 8350 N/B Maintenance 8350 N/B Maintenance 8.9 USB Test Error(2) 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 108: Audio Test Error

    8350 N/B Maintenance 8350 N/B Maintenance 8.10 Audio Test Error(1) – Audio IN No sound from speaker after audio driver is installed. BEAD_600Z/100M Q1020 AOS3413 MIC1 Internal JO38 AVDD BEAD_600Z/100M SPARKGAP_6 R817 25,38 J519 AVDD[1,2] C703 C699 C708 0.1U 0.1U...
  • Page 109 8350 N/B Maintenance 8350 N/B Maintenance 8.10 Audio Test Error(2) – Audio OUT-1 No sound from speaker after audio driver is installed. +5VS AMPVDD 120Z/100M 600Z/100M ROUT+ Internal Speaker 7,18 PVDD0,1 600Z/100M Connector ROUT- C692 C704 C705 0.1U 0.1U JO37...
  • Page 110 8350 N/B Maintenance 8350 N/B Maintenance 8.10 Audio Test Error(3) – Audio OUT-2 No sound from speaker after audio driver is installed. C409 490P R179 AVDD R178 C404 C402 R177 0.1U 0.15U 22.1K AMP_LEFT C397 From page before previous 470P...

  • Page 111: Audio Test Error

    8350 N/B Maintenance 8350 N/B Maintenance 8.10 Audio Test Error(4) No sound from speaker after audio driver is installed. Audio Test Error 1. Check if speaker cables are connected properly. 2. Make sure all the drivers are Board-level Check the following parts for cold solder or one of the following parts on the installed properly.

  • Page 112: Lan Test Error

    8350 N/B Maintenance 8350 N/B Maintenance 8.11 LAN Test Error(1) An error occurs when a LAN device is installed. R661 +3V_LAN R652 25,36,41,32 1,7,18 R647 U509 R644 93C46 -LANPHY_RESET LAN_EECS C619 C618 LAN_EESK 2,6,17,29,30,33,37,38 C628 LAN_EEDI LAN_EEDO +3V_LAN C594 J510 0.1U...
  • Page 113 8350 N/B Maintenance 8350 N/B Maintenance 8.11 LAN Test Error(2) An error occurs when a LAN device is installed. LAN Test Error Check the following parts for cold solder or one of the following 1.Check if the driver is installed properly.

  • Page 114: Pc Card & Card Reader Socket Test Error

    8350 N/B Maintenance 8350 N/B Maintenance 8.12 PC Card & Card Reader Socket Test Error(1) An error occurs when a PC Card device is installed. VCCA VPPA 17,51 17,51 C640 C645 0.1U 0.1U -PCI_RESET Refer Section 8.2(No display-2) VCCA R761...
  • Page 115 8350 N/B Maintenance 8350 N/B Maintenance 8.12 PC Card & Card Reader Socket Test Error(2) An error occurs when a PC Card or SD Card device is installed. PC Card & Card Reader Socket Test Error 1. Check if the PC Card or Card Reader Check the following parts for cold solder or one of the following device is installed properly.

  • Page 116: Mini-Pci Socket Test Error

    8350 N/B Maintenance 8350 N/B Maintenance 8.13 Mini-PCI Socket Test Error(1) An error occurs when a PC Card device is installed. +5VS +3VS J514 R670 4.7K PCI_AD[0..31] R736 PCI_AD21 R763 -PCI_INTC R765 -MINIPCI_ PD R671 R755 -PCI_REQ2 R764 -PCI_INTD U510...
  • Page 117 8350 N/B Maintenance 8350 N/B Maintenance 8.13 Mini-PCI Socket Test Error(2) An error occurs when a PC Card device is installed. Mini-PCI Socket Test Error Board-level Troubleshooting 1. Check if the Mini-PCI Card device is installed properly. 2. Confirm Mini-PCI driver is installed ok.

  • Page 118: Spare Parts List

    8350 N/B Maintenance 8350 N/B Maintenance 9. Spare Parts List(1) Part Number Description Location(S) Part Number Description Location(S) 221673120003 CARTON;N-B,8060 242680900013 LABEL;BATT,11.1V/6.6AH,LI,PANASONIC,8050 221673140001 BOX;AK,8060 242683700006 LABEL;48*6mm,EMPTY,WHITE,MIO 136 BATT,PW 221673150001 PARTITION;AK BOX,8060 271044100101 RES;0.010,1.5W, 1%,2512,SMT;PWR 221673150002 CARD BOARD;FRAME,PALLET,8060 271045507103 RES;0.050,1W, 1%,2512,SMT, only KOA;PWR R24,R24A,R24C 221673150003 CARD BOARD;TOP/BTM,PALLET,8060...
  • Page 119 8350 N/B Maintenance 8350 N/B Maintenance 9. Spare Parts List(2) Part Number Description Location(S) Part Number Description Location(S) 272010560301 CAP;56P,2KV,5%,1206,NPO,SMT,only HolyStone 286002040001 IC;BQ2040,GAS GAUGE,SO,16P,SMT 272010560302 CAP;56P,2KV,5%,1206,NPO,SMT,only JOHANSON C18 286300812002 IC;S-812C,DECECT OR,SOT -89,PRC 272012105401 CAP;1U ,CR,16V ,10%,1206,X7R,SMT C14A,C14B 286301414001 IC;MM1414,PROT ECTION,T SOP-20A,PRC 272023475502 CAP;4.7U ,CR,25V ,20%,1210,X7R,SMT...
  • Page 120 345677000018 CONDUCTIVE TAPE;LCD,LYNX 340680900034 SPEAKER ASSY;WOOFER,NEW,8050 345680900004 RUBBER;12*12*4.0T,8050MP,PWR 340687800006 HEATSINK;ASSY,RHEA-A 346503100005 INSULATOR;5,BATTERY ASSY,7521Li 340687800008 HEATSINK;ASSY,ALRO,RHEA-A 346503200202 INSULATOR;BATT ASSY,ONE ROUND,BLAC,WEAS 340802300001 COVER ASSY;MINIPCI,8350 346503400301 INSULATOR;FOR 3 CELLS,DOUBLE-FA,8170LI,PRC 340802300002 COVER ASSY;HDD,8350 346680900005 INSULATOR;INVERTER,LCD,8050 340802300003 HOUSING ASSY;8350 346680900007 INSULATOR;PCB,ASSY,L105,W12T1.0 ,8050,PWR 340802300004 SHIELDING ASSY;COVER,8350 346680900011 MYLAR;COVER,LCD,8050...
  • Page 121 412600000037 TF041-PCB ASSY;WIRELESS LAN CARD ,WLL3090( 361400003003 JET-MELT ADHESIVES;3478-Q,5/8in*8in,PRC 412682500007 PCB ASSY;FAX MODEM 56K,1456VQL4A(INT),ASK 361400003021 SOLDER CREAM;NOCLEAN,P4020870980 SOLDER CREAM 413000021026 LCD;B154EW01 V.5,TFT,15.4",WXGA,AU 361400003030 ADHESIVE;ABS+PC PACK,G485,CEMIDAIN 416280230011 LT PF;15.4",WXGA,AU,W/O LFB,8350 361400003249 ADHESIVE;HEAT,TRANSFER,ES2031L,PWR 422674300071 WIRE ASSY;MDC,E-NOTE 365350000003 SOLDER WIRE;0.8MM,SN43/PB43/BI14,N/C,TELECO 422680900003 WIRE CABLE;SAM LTN154X1,8050 370102010201 SPC-SCREW;M2L2,NIW,K-HD,t=0.8,NLK 422688000006 WIRE;ANTENNA,ASSY,L,8050QMA 370102010303 SPC-SCREW;M2L3,NIW,K-HD(+),NYLOK...
  • Page 122 8350 N/B Maintenance 8350 N/B Maintenance 9. Spare Parts List(5) Part Number Description Location(S) 531068780018 KBD;88,US,K011818P1,RHEA-A 541668090009 AK;EN,8050,UTILITY ONLY 541680230001 AK;N-B BOX,8350 561568090025 MANUAL;QSG,EN,8050 565168090001 S/W;CD ROM,SYSTEM DRIVER,8050 600100010009 SOLDER WIRE;63/37,0.8,CM,N/C,PRC 600100010009 SOLDER WIRE;63/37,0.8,CM,N/C,PRC 624200010140 LABEL;5*20,BLANK,COMMON 624200010140 LABEL;5*20,BLANK,COMMON P/N:526280230001...

  • Page 125: Reference Material

    Reference Material AMD Model K8 AMD, INC ATI RS480M North Bridge ATI, INC ULI M1573M South Bridge ULI, INC Keyboard controller W83L950D WIN, INC 8350 Hardware Engineering Specification Technology Corp/MITAC...
  • Page 126 SERVICE MANUAL FOR 8350 Sponsoring Editor : Jesse Jan Author : Sinty Zhang Assistant Editor : Sinty Zhang Publisher : MiTAC International Corp. Address : 1, R&D Road 2, Hsinchu Science-Based Industrial, Hsinchu, Taiwan, R.O.C. Tel : 886-3-5779250 Fax : 886-3-5781245 First Edition : Aug.

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