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L670, L675
B.2 System Board Bottom View (UMA)
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255 pages, 12.94 Mb
B.2
System Board Bottom View (UMA)
Figure B-2 System Board Layout (Bottom)
B-2
[CONFIDENTIAL]
SatelliteL670/L
675/Pro L670 Maintenance Manual
Contents
Main
Toshiba Personal Computer Satellite & Satellite Pro Maintenance Manual
TOSHIBA CORPORATION
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Preface
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Table of Contents
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Chapter 1 Contents
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1.1 Features
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1.1 Features 1 Hardware Overview
Figure 1-1A shows the computer and its system unit configuration.
1 Hardware Overview 1.1 Features
File Name : LA-6041P
SPI ROM
USB port 10
BT conn
MDC 1.5 Conn
Int.KB
BANK 0, 1, 2, 3
Clock Generator
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1.2 2.5-inch HDD
1.3 DVD Super Multi (+-R Double Layer)
1.4 BD-Writer and BD-Combo drives
1.5 Power Supply
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1.6 Batteries
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Chapter 2 Contents
2.1 Troubleshooting Introduction
2.2 Troubleshooting Flowchart
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2.3 Power Supply Troubleshooting
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AC adaptor System board Battery
AC adaptor cord AC power cord
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2 Troubleshooting Procedures
2.4 Display Troubleshooting
Figure 2-3 Display troubleshooting process Satellite L670/L675/ProL670 Series Maintenance Manual
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2.5 Keyboard Troubleshooting
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2 Troubleshooting Procedures
ual
2.6 External USB Devices Troubleshooting
Figure 2-5 External USB device troubleshooting process
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2.7 Touch Pad Troubleshooting
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2 Troubleshooting Procedures
2.8 Speaker Troubleshooting
Satellite A130/A135 /Satellite Pro A130 Series Maintenance Manua
Figure 2-7 Speaker troubleshooting process
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2 Troubleshooting Procedures
2.9 Optical Drive Troubleshooting
Figure 2-8 Optical drive troubleshooting process
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2.10 Modem Troubleshooting
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2.11 Wireless LAN Troubleshooting
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2 Troubleshooting Procedures
2.14 Bridge Media Slot Troubleshooting
Figure 2-13 Bridge Media Slot troubleshooting process
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2.15 HDD/SSD Troubleshooting
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2.16 CRT Troubleshooting
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2.17 HDMI Troubleshooting
2.18 MIC Troubleshooting
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2.19 E-SATA Troubleshooting
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2.20 LAN Troubleshooting
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3.1 The Diagnostic Test
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3.3 Display Configuration
3.4 Audio Sound Test
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3.5 Fan ON/OFF/Speed Test
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3.6 Main Battery Charge Test
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3. 7 FDD Test
3. 8 Memory Check
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3. 9 Keyboard Test
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3.10 Mouse (Pad) Test
3.11 LCD Pixels Mode Test
3.12 Magnetic Switch Test
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3.13 LAN Test
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3.15 1st HDD Test
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3.16 Read DMI
3.17 Write DMI
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3.18 EE--PROM Setting
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3.19 Toshiba Logo setting
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3.20 Dynabook Logo Setting
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Chapter 4 Contents
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4.1 General
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4.2 Battery
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4.4 Memory
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4.5 ODD
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4.6 Keyboard Cover and Keyboard
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4.7 Logic Upper Assembly
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4.8 Touchpad FFC
4.9 WLAN Card
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4.11 USB Board
4.12 ODD Board
4.13 Touchpad Button Board
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4.15 Bluetooth Card
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4.16 Display Assembly
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4.17 Thermal Fan
4.18 Motherboard
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4.19 Speakers
4.20 RJ11 Cable
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4.21 CPU and Thermal Module
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4.22 LCD Bezel
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4.23 LCD Module
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4.24 Camera Module
4.25 Antennas for WLAN
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Appendix A Handling the LCD Module
Precautions for handling the LCD module
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Appendix B Board Layout
B.1 System Board Top View (UMA)
B.2 System Board Bottom View (UMA)
Table B-1 System Board ICs (top and bottom)
Table B-2 System Board Connectors (top and bottom)
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B.3 System Board Top View (Discrete)
B.4 System Board Bottom View (Discrete)
Table B-3 System Board ICs (top and bottom)
Table B-4 System Board Connectors (top and bottom)
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Appendix C Pin Assignments
System Board C.1 JFAN
Table C-1 FAN I/F pin assignments (3-pin)
C.2 JLVDS
Table C-2 LVDS I/F pin assignments (40-pin)
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C.10 JWLAN
Table C-10 WLAN Connector pin assignments (52-pin)
C.11 JLAN
Table C-11 LAN Connector pin assignments (16-pin)
C.12 JUSBB
Table C-12 Audio & USB/B Connector pin assignments (20-pin)
C.13 JDDRH
Table C-13 SODIMM I/F pin assignments (204-PIN)
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C.14 JDDRL
Table C-14 SODIMM I/F pin assignments (204-PIN)
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C.15 JKB
C.16 JREAD
Table C-16CARD READER connector pin assignments (21-pin)
C.17 JSPK
Table C-17 SPK connector pin assignments (4-pin)
C.19 JMDC
C.20 JLEDB
C.21 PJP1
C.22 PJP2
Appendix D Keyboard Scan/Character Codes
Table D-1 Scan codes (set 1 and set 2) (1/4)
Table D-1 Scan codes (set 1 and set 2) (2/4)
Table D-1 Scan codes (set 1 and set 2) (3/4)
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Table D-3 Scan codes in Numlock mode
Table D-4 Scan codes with Fn key
Table D-5 Scan codes in overlay mode
Table D-6 No.124 key scan code
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NALAA SCREW TORQUE LIST
ITEM SCREW P/N DISCRIPTIO
y LOCATION SCREW
N Q't
TORQUE
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Appendix G Reliability
B.2 System Board Bottom View (UMA) B.2 System Board Bottom View (UMA)