Toshiba Satellite L300 L305 Maintenance Manual

							
  
Satellite L300/L305/Satellite Pro L300/EQUIUM L300/SATEGO L300     Maintenance Manual   
 
 
 
Toshiba Personal Computer 
Satellite L300/L305 
Satellite Pro L300 
EQUIUM L300 
SATEGO L300 
 
(PSLB0x/PSLB1x) 
(PSLB2x/PSLB3x) 
 
 
Maintenance Manual 
 
TOSHIBA CORPORATION 
 
S/ No  
						

							
 
ii               Satellite L300/L305/Satellite Pro L300/EQUIUM L300/SATEGO L300     Maintenance Manual 
 
Copyright 
© 2008 by Toshiba Corporation.  All rights reserved.  Under the copyright laws, this manual 
cannot be reproduced in any form without the pr ior written permission of Toshiba.  No patent 
liability is assumed with respect to the use of the information contained herein. 
Toshiba Satellite L300/L305 / Satellite Pro L300 / EQUIUM L300 / SATEGO \
L300 
Maintenance Manual. 
First Edition March 2008. 
Disclaimer 
The information presented in this manual has b een reviewed and validated for accuracy.  The 
included set of instructions and descriptions are accurate for the Satel\
lite L300/L305 / 
Satellite Pro L300 / EQUIUM L300 / SATEGO L300  at the time of this manuals production.  
However, succeeding computers and manuals are subject to change without notice.  
Therefore, Toshiba assumes no liability for dama ges incurred directly or indirectly from 
errors, omissions, or discrepancies between any succeeding product and this manual. 
Trademarks 
Intel and Pentium are registered trademarks of Intel Corporation. 
IBM, IBM PC/XT, PC/AT, PS/2 and OS/2 are  registered trademarks of IBM Corporation. 
Windows Vista home edition are registered trademarks of Microsoft Corporation. 
Sound Blaster and Pro are trademarks of Creative Technology Ltd. 
UNIX is a registered trademark of X/Open Company Ltd. 
NetWare are registered trademarks of Novell, Inc. 
All other properties are trademarks or registered trademarks of their respective holders. 
  
						

							
  
Satellite L300/L305/Satellite Pro L300/EQUIUM L300/SATEGO L300     Maintenance Manual iii 
Preface 
This maintenance manual describes how to perform hardware service maintenance for the 
Toshiba Personal Computer Satellite L300/L305 / Satellite Pro L300 / EQUIUM L300 / 
SATEGO L300, referred to as Satellite L300/ L305 / Satellite Pro L300 / EQUIUM L300 / 
SATEGO L300 in this manual. 
The procedures described in this manual are intended to help service technicians isolate 
faulty Field Replaceable Units (FRUs) and replace them in the field. 
SAFETY PRECAUTIONS 
Four types of messages are used in this ma nual to bring important information to your 
attention.  Each of these messages will be italicized and identified as shown below. 
DANGER:  “Danger” indicates the existence of a hazard that could result in\
 death or 
serious bodily injury, if the safety instruction is not observed. 
 
WARNING:  “Warning” indicates the existence of a hazard that could result i\
n bodily 
injury, if the safety instruction is not observed. 
 
CAUTION: “Caution” indicates the existence of a hazard that could result i\
n property 
damage, if the safety instruction is not observed. 
 
NOTE: “Note” contains general information that relates to your safe mai\
ntenance 
service. 
 
Improper repair of the computer may result  in safety hazards. Toshiba requires service 
technicians and authorized dealers or servi ce providers to ensure the following safety 
precautions are adhered to strictly. 
‰  Be sure to fasten screws securely with th e right screwdriver. If a screw is not fully 
fastened, it could come loose, creating a da nger of a short circuit, which could cause 
overheating, smoke or fire. 
‰  If you replace the battery pack, RTC battery or backup battery, be sure \
to use only the 
same model battery or an equivalent battery recommended by Toshiba. Installation of 
the wrong battery can cause the battery to explode.  
						

							
 
iv               Satellite L300/L305/Satellite Pro L300/EQUIUM L300/SATEGO L300     Maintenance Manual 
The manual is divided into the following parts: 
Chapter 1  Hardware Overview describes the Satellite L300/L305 / Satellite Pro 
L300 / EQUIUM L300 / SATEGO L300 system unit and each FRU. 
Chapter 2  Troubleshooting Procedures explains how to diagnose and resolve FRU problems. 
Chapter 3  Test and Diagnostics describes how to perform test and diagnostic operations for maintenance service. 
Chapter 4  Replacement Procedures describes the removal and replacement of the FRUs. 
Appendices  The appendices describe the following: 
 
‰ Handling the LCD module 
‰  Board layout 
‰  Pin Assignments 
‰  Keyboard scan/character codes 
‰  Key layout 
‰  BIOS Rewrite Procedures 
‰  EC/KBC Rewrite Procedures  
						

							
  
Satellite L300/L305/Satellite Pro L300/EQUIUM L300/SATEGO L300     Maintenance Manual v 
Conventions 
This manual uses the following formats to describe, identify, and highlight terms and 
operating procedures. 
Acronyms 
On the first appearance and whenever necessary  for clarification acronyms are enclosed in 
parentheses following their definition. For example: 
  Read Only Memory (ROM) 
Keys 
Keys are used in the text to describe many  operations. The key top symbol as it appears on 
the keyboard is printed in  boldface type. 
Key operation 
Some operations require you to simultaneously  use two or more keys. We identify such 
operations by the key top symbols separated by a plus (+) sign. For example,  Ctrl + Pause 
(Break)  means you must hold down  Ctrl and at the same time press  Pause (Break). If 
three keys are used, hold down the first two and at the same time press the third. 
User input 
Text that you are instructed to type in is shown in the boldface type be\
low:  
  DISKCOPY  A:  B: 
The display 
Text generated by the XXXXX that appears on its display is presented in \
the type face 
below: 
Format complete 
System transferred  
						

							
 
vi               Satellite L300/L305/Satellite Pro L300/EQUIUM L300/SATEGO L300     Maintenance Manual 
Table of Contents 
Chapter 1    Hardware Overview 
1.1           Features ........................................................................\
................................. .............2 
1.2           System Unit Components ........................................................................\
..................9  
1.3           2.5-inch HDD........................................................................\
...................................15 
1.4           Combo CD-RW/DVD-ROM ........................................................................\
...........16 
1.5           DVD Super Multi (+-R Double Layer)....................................................................17 
1.6           HD DVD ROM ........................................................................\
............................... .18 
1.7           Power Supply ........................................................................\
...................................19 
1.8           Batteries ........................................................................\
................................ ...........20 
1.1.1 Main Battery........................................................................\
.................20 
1.1.2  Battery Charging Control .....................................................................20 \
1.1.3 RTC Battery ........................................................................\
.................21 
 
Chapter 2    Troubleshooting 
2.1 Outline ........................................................................\
............................................ 2-1 
2.2 Basic Flowchart ........................................................................\
.............................. 2-2 
2.3 Power Supply ........................................................................\
................................. 2-6 
Procedure 1  Power Icon Check........................................................................\
... 2-6 
Procedure 2  Connection Check........................................................................\
... 2-8 
Procedure 3  Replacement Check ........................................................................\
 2-8 
2.4 System Board ........................................................................\
................................. 2-9 
Procedure 1  Message Check ........................................................................\
....... 2-9 
Procedure 2  Test Program Check ..................................................................... 2-10 
Procedure 3  Replacement Check ...................................................................... 2-10 
2.5 2.5-inch HDD ........................................................................\
............................... 2-11 
Procedure 1  Message Check ........................................................................\
..... 2-11 
Procedure 2  Partition Check ........................................................................\
..... 2-11  
						

							
  
Satellite L300/L305/Satellite Pro L300/EQUIUM L300/SATEGO L300     Maintenance Manual vii 
Procedure 3  Format Check........................................................................\
........ 2-12 
Procedure 4  Test Program Check ..................................................................... 2-13 
Procedure 5  Connector Check and Replacement Check................................... 2-14 
2.6 Keyboard ........................................................................\
...................................... 2-15 
Procedure 1  Test Program Check ..................................................................... 2-15 
Procedure 2  Connector Check and Replacement Check................................... 2-15 
2.7 Display ........................................................................\
......................................... 2-1 6 
Procedure 1  External Monitor Check ............................................................... 2-16 
Procedure 2  Test Program Check ..................................................................... 2-16 
Procedure 3  Connector Check and Replacement Check................................... 2-16 
2.8  ODD (Optical Disk Drive) ........................................................................\
........... 2-18 
Procedure 1  ODD Cleaning Check ................................................................... 2-18 
Procedure 2  Test Program Check ..................................................................... 2-18 
Procedure 3  Connector Check and Replacement Check................................... 2-18 
2.9 LAN ........................................................................\
.............................................. 2-20 
Procedure 1  Test Program Check ..................................................................... 2-20 
Procedure 2  Connector Check and Replacement Check................................... 2-20 
2.10 Audio Test ........................................................................\
.................................... 2-21  
Procedure 1  Test Program Check ..................................................................... 2-21 
Procedure 2  Connector Check and Replacement Check................................... 2-21 
2.11 Cooling Module........................................................................\
............................ 2-22 
Procedure 1  Test Program Check ..................................................................... 2-22 
Procedure 2  Connector Check and Replacement Check................................... 2-22 
 
Chapter 3    Diagnostic Programs 
3.1 General ........................................................................\
.............................................. 1 
3.2 Quick Start........................................................................\
........................................ .3 
3.2.1 Quick Test ........................................................................\
..................... 3 
3.2.2 Customization Test ........................................................................\
........ 3 
3.2.3  Keyboard Layout test ........................................................................\
.... 7 
3.2.4  Audio Play Test ........................................................................\
............. 8  
						

							
 
viii             Satellite L300/L305/Satellite Pro L300/EQUIUM L300/SATEGO L300     Maintenance Manual 
3.2.5  Audio Record Test ........................................................................\
.........8 
3.2.6 DMI Read ........................................................................\
.......................8 
3.2.7 DMI Write ........................................................................\
......................9 
3.2.8 System Information ........................................................................\
......10 
3.2.9 View Logs ........................................................................\
....................12 
3.2.10  Exit to Free DOS ........................................................................\
..........12 
3.2.11  The Diagnostics Screen Explanation......................................\
..............12 
3.3 Options ........................................................................\
............................................ .16 
3.3.1 Overview ........................................................................\
......................16 
3.3.2  Batch Parameters Configuration ..........................................................17 
3.3.3  Item’s Parameters Configuration .........................................................19 
3.3.4  Load Batch Parameters........................................................................\
.20 
3.3.5  Save Batch Parameters ........................................................................\
.21 
3.3.6  LOG Parameters Setting.......................................................................2\
2 
3.3.7  Specify LOG Viewer ........................................................................\
....23 
3.3.8  Display LOG File ........................................................................\
.........23 
3.3.9 LOG Viewer ........................................................................\
.................24 
3.3.10  LOG File Sample ........................................................................\
.........25 
3.4 Subtests........................................................................\
.............................................27 
3.5 System Test ........................................................................\
......................................30  
3.6 Memory Test ........................................................................\
....................................35 
3.7 Storage........................................................................\
..............................................41 
3.8 Video ........................................................................\
................................................45 
3.9 Communication (COMM) ........................................................................\
................55 
3.10 Peripheral ........................................................................\
........................................ .56 
3.11  Error Codes and description ........................................................................\
.............58 
3.12  Quick Test Item List........................................................................\
.........................63 
 
Chapter 4    Replacement Procedures 
4.1 General ........................................................................\
........................................... 4 -1 
Safety Precautions........................................................................\
...................... 4-2  
						

							
  
Satellite L300/L305/Satellite Pro L300/EQUIUM L300/SATEGO L300     Maintenance Manual ix 
Before You Begin ........................................................................\
...................... 4-4 
Disassembly Procedures ........................................................................\
............ 4-5 
Assembly Procedures ........................................................................\
................. 4-5 
Tools and Equipment ........................................................................\
................. 4-6 
Screw Tightening Torque ........................................................................\
.......... 4-6 
Colors of Screw Shanks ........................................................................\
............. 4-7 
Symbols of Screws on the Computer Body ....................................................... 4-7 
Symbol examples ........................................................................\
....................... 4-7 
Removing the Battery Pack ........................................................................\
....... 4-8 
Installing the Battery Pack ........................................................................\
......... 4-9 
Removing the Optional PC Card ..................................................................... 4-10 
Installing the Optional PC Card ....................................................................... 4-11 
Removing the Momery Card ........................................................................\
... 4-12 
Installing the Momery Card ........................................................................\
..... 4-13 
Removing the Optional Memory ..................................................................... 4-14 
Installing the Optional Memory....................................................................... 4-15 
4.2 HDD ........................................................................\
............................................. 4-1 6 
Removing the HDD ........................................................................\
................. 4-16 
Installing the HDD ........................................................................\
................... 4-18 
4.3  ODD Bay Module ........................................................................\
........................ 4-19 
Removing the ODD Bay Module .................................................................... 4-19 
Installing the ODD Bay Module ...................................................................... 4-20 
Disassembling the ODD Bay Module.............................................................. 4-21 
Assembling the ODD Bay Module .................................................................. 4-21 
4.4 Keyboard ........................................................................\
...................................... 4-22 
Removing the Keyboard ........................................................................\
.......... 4-22 
Installing the Keyboard........................................................................\
............ 4-23 
4.5 MDC Module ........................................................................\
............................... 4-24 
Removing the MDC Module ........................................................................\
... 4-24 
Installing the MDC Module ........................................................................\
..... 4-25 
4.6  Wireless LAN Card ........................................................................\
...................... 4-26 
Removing the Wireless LAN Card .................................................................. 4-26  
						

							
 
x               Satellite L300/L305/Satellite Pro L300/EQUIUM L300/SATEGO L300     Maintenance Manual 
Installing the Wireless LAN Card ................................................................... 4-27 
4.7 Top Cover........................................................................\
..................................... 4-28 
Removing the Top Cover ........................................................................\
......... 4-28 
Installing the Top Cover ........................................................................\
.......... 4-29 
4.8 Display Assembly ........................................................................\
........................ 4-30 
Removing the Display Assembly.....................................................................\
 4-30 
Installing the Display Assembly ...................................................................... 4-31 
4.9 System Board ........................................................................\
............................... 4-32 
Removing the System Board…. ...................................................................... 4-32 
Installing the System Board.. ........................................................................\
... 4-33 
4.10  CPU Cooling Module and Fan ........................................................................\
..... 4-34 
Removing the CPU Cooling module and Fan(For Intel CPU) ........................ 4-34 
Installing the CPU Cooling module and Fan (For Intel CPU)......................... 4-36 
Removing the CPU Cooling module and Fan (For AMD CPU) ..................... 4-37 
Installing the CPU Cooling module and Fan (For AMD CPU) ....................... 4-39 
4.11 CPU ........................................................................\
.............................................. 4 -40 
Removing the CPU ........................................................................\
.................. 4-40 
Installing the CPU........................................................................\
.................... 4-41 
4.12 Broadcom Card ........................................................................\
............................ 4-43 
Removing the Broadcom Card........................................................................\
. 4-43 
Installing the Broadcom Card ........................................................................\
.. 4-44 
4.13 Display Mask........................................................................\
................................ 4-45 
Removing the LCD Display Mask................................................................... 4-45 
Installing the LCD Display Mask .................................................................... 4-46 
4.14  FL Inverter Board ........................................................................\
......................... 4-47 
Removing the FL Inverter Board ..................................................................... 4-47 
Installing the FL Inverter Board ...................................................................... 4-48 
4.15 LCD Modules ........................................................................\
............................... 4-49 
Removing the LCD module  ........................................................................\
.... 4-49 
Installing the LCD Module ........................................................................\
...... 4-51 
4.16  CCD board and MIC ........................................................................\
.................... 4-52 
Removing the CCD and MIC ........................................................................\
.. 4-52