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Replacement Procedures
5.
Pull up and remove the
cover assembly
from the
base assembly
.
Cover assembly
Base assembly
Figure 4-19 Removing the cover assembly
184
Satellite L20 Maintenan
ce Manual(960-Q01)
Contents
Main
Toshiba Personal Computer Satellite L20 Series Maintenance Manual
TOSHIBA CORPORATION
Page
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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Chapter 1 Hardware Overview
1.3 2.5-inch Hard Disk Drive
Figure 1-3 2.5-inch HDD Table 1-1 2.5-inch HDD dimensions
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Chapter 1 Hardware Overview
Table 1-2 2.5-inch HDD Specifications
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1.4 Optical Drive
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Chapter 1 Hardware Overview
Table 1-4 DVD-ROM & CD-R/RW drive specifications (2/3)
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Chapter 1 Hardware Overview
Table 1-4 DVD-ROM & CD-R/RW drive specifications (3/3)
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Chapter 1 Hardware Overview
Table 1-6 DVD Super Multi drive specifications (1/4)
Chatper 1 Hardware Overview
Table 1-7 DVD Super Multi drive specifications (2/4)
Chapter 1 Hardware Overview
Table 1-8 DVD Super Multi drive specifications (3/4)
Chatper 1 Hardware Overview
Table 1-9 DVD Super Multi drive specifications (4/4)
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1.5 Keyboard
1.6 TFT Color Display
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1.7 Power Supply
Satellite L20 Maintenance Manual(960-Q01) 31
1.8 Batteries
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1.9 AC Adapter
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Chapter 2 Contents
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2.1 Outline
2.2 Basic Flowchart
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2.3 Power Supply
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2.4 System Board
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2.5 2.5-inch HDD
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2.6 Keyboard
2.7 Display
FL inverter board Systemboard CPU LCD/FL cable
2.8 ODD (Optical Disk Drive)
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2.9 LAN
2.10 Audio Test
2.11 IEEE 1394 Test(Optional)
2.12 Cooling Module
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Chapter 3 Contents
3.1 Tests and Diagnostics Software Overview
3.2 Executing the Diagnostic Test
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Page
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Test Program for Field.
3.3 Subtest names
Test Program for Field.
Table 3-1 Subtest Names(2/3)
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3.4 System Test
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3.5 Memory Test
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3.6 Keyboard Test
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3.7 Display Test
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Test Program for Field.
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3.8 Floppy Disk Test
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3.9 Hard Disk Test
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3.10 Real Time Clock Test
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3.11 Cache Memory Test
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3.12 High Resolution Display Test
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3.13 Multimedia Test
3.14 MEMORY2 Test
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Test Program for Field.
3.15 Error Codes and Error Status Names
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3.16 Running Test
3.17 DMI INFOEMATION
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3.18 Log Utilities
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3.19 System Configuration
3.20 Running Test Edit Item
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3.21 Common Tests and Operation
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Chapter 4 Contents
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4.1 Overview
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4.2 Battery pack
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4.3 PC card
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4.4 HDD
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4.5 Wireless LAN card
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4.6 Memory module
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4.7 Keyboard
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4.8 LED Board
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4.9 Optical disk drive
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4.10 Display assembly
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M2.36.0 FLAT BIND screw x4 (Locktight)
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4.11 Cover assembly
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4.12 Touch pad
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4.20 System board
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4.21 CPU
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LCD unit / FL inverter
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Appendix Contents
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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 Front View
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B.2 System Board Back View
Board Layout
Table B-2 System board ICs and connectors (back)
B.3 LED board
B.4 Modem board
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Appendix C Pin Assignment
C.3 CN1 LED Board Connector (14-PIN)
Pin Assignment
C.4 CN2 LCD I/F Connector (40-PIN)
Table C-43 LCD I/F connector (40-PIN)
C.5 CN3 Keyboard I/F Connector (25-PIN)
C.6 CN4 Touch PAD I/F Connector (6-PIN)
Pin Assignment
C.7 CN5 PC Card I/F Connector (68-PIN)
Table C-7 PC Card I/F connector (68-PIN) (1/2)
C.8 CN23 RTC Battery Connector (2-PIN)
C.9 CN7 System Speaker Connector (4-PIN)
C.10 CN8 S-Video I/F Connector (4-PIN)
C.11 CN10 DC IN Connector (4-PIN)
C.12 CN11 USB I/F Connector (4-PIN)
C.13 CN13 CRT I/F Connector (15-PIN)
C.14 CN14 System Battery Connector (5-PIN)
C.15 CN15 CPU Fan Connector (3-PIN)
Pin Assignment
C.16 CN16 HDD I/F Connector (44-PIN)
Table C-16 HDD I/F connector (44-PIN)
C.17 CN18 USB I/F Connector (4-PIN)
Table C-17 USB I/F connector (4-PIN)
C.18 J1 Memory Connector 0 (200-PIN)
Table C-18 Memory connector 0 (200-PIN) (1/3)
PIN No. Signal name I/O PIN No. Signal name I/O
Pin Assignment
Satellite L10 Maintenance Manual C-11
Table C-18 Memory connector 0 (200-PIN) (2/3)
PIN No. Signal name I/O PIN No. Signal name I/O
Pin Assignment
C-12 Satellite L10 Maintenance Manual
Table C-18 Memory connector 0 (200-PIN) (3/3)
PIN No. Signal name I/O PIN No. Signal name I/O
Pin Assignment
C.19 J2 Memory connector 1 (200-PIN)
Table C-19 Memory connector 1 (200-PIN) (1/3)
PIN No. Signal name I/O PIN No. Signal name I/O
Pin Assignment
C-14 Satellite L10 Maintenance Manual
Table C-19 Memory connector 1 (200-PIN) (2/3)
PIN No. Signal name I/O PIN No. Signal name I/O
Pin Assignment
Satellite L10 Maintenance Manual C-15
able C-19 Memory connector 1 (200-PIN) (3/3)
PIN No. Signal name I/O PIN No. Signal name I/O
C.20 CN19 USB I/F connector (4-PIN)
20
8
22 Headphone OUT
8
C.23 CN22 ODD I/F Connector (50-PIN)
23 O
Table C-
DD I/F connector (50-PIN)
Page
Pin Assignment
C.25 CN25 MINI-PCI connector (124-PIN)
Table C-25 MINI-PCI connector (124-PIN) (1/2)
Pin Assignment
Table C-25 MINI-PCI connector (124-PIN) (2/2)
LED Board C.26 CN1 LED Board connector (14-PIN)
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Appendix D Display Codes
D.1 Display Codes
Table D-1 Scan codes (set 1 and set 2) (1/4)
Display codes
Table D-1 Scan codes (set 1 and set 2) (2/4)
Display codes
Table D-1 Scan codes (set 1 and set 2) (3/4)
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Display codes
Table D-3 Scan codes in Numlock mode
Table D-4 Scan codes with Fn key
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Appendix E Keyboard Layout
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Appendix F Wiring Diagrams
Figure F-2 LAN loopback connector
F.1 RGB Monitor ID Wraparound connector
Figure F-1 RGB Monitor ID Wraparound connector (15PIN to 15PIN)
F.2 LAN Loopback Connector
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Appendix G BIOS Rewrite Procedures
