2.1
Troubleshooting
2 Troubleshooting
Portege M200 Maintenance Manual (960-457)
2-1
2
2.1 Troubleshooting
Chapter 2 describes how to determine which Field Replaceable Unit (FRU) in the computer is
causing the computer to malfunction. (The “FRU” means the replaceable unit in the field.)
The FRUs covered are:
1. Power supply
9. LAN
2. System Board
10. Sound
3. 3.5" USB FDD
11. SD card slot
4. 2.5" HDD
13. Tablet pen
5. Keyboard
14. Wireless LAN
6. Display
15. Bluetooth
7. Touch pad
8. Modem
The Detailed replacement procedures are given in Chapter 4. Test Program operations are
described in Chapter 3.
The following tools are necessary for implementing the Diagnostics procedures:
1.
Diagnostics Disk (Test program for maintenance)
2.
Phillips screwdrivers
NOTE:
Be sure to use the PH point size “0” screwdriver complying with the ISO/DIS
8764-1:1996. Use, however, the PH point size “1” screwdriver for screws fixing the
expansion memory slot cover and the keyboard.
3.
Screwdriver for LH sticks
4.
Toshiba MS-DOS system FD
5.
Work disk (for FDD testing)
6.
Cleaning disk kit (for FDD head cleaning)
7.
A set of tools for debug port test (test cable, test board, RS-232C cross cable, display,
D port FD)
8.
PC with a serial port (for displaying debug port test result)
9.
Wraparound connector for PC card
10.
Tester
11.
External CRT
12.
External USB Keyboard
13.
External USB mouse
14.
Headphone
15.
Microphone
16.
RJ-11 connector checker LED
17.
LAN wraparound connector
18.
PC (for infrared communication test and wireless LAN test)
Summary of Contents for M200 - Portege - Pentium M 1.5 GHz
Page 9: ...Portege M200 Maintenance Manual 960 457 ix Appendix H Key FD H 1 ...
Page 10: ...x Portege M200Maintenance Manual 960 457 ...
Page 11: ...Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii Portege M200 Maintenance Manual 960 457 1 Hardware Overview ...
Page 33: ...Chapter 2 Troubleshooting Procedures ...
Page 34: ...2 Troubleshooting Procedures 2 ii Portege M200 Maintenance Manual 960 457 2 ...
Page 38: ...2 Troubleshooting Procedures 2 vi Portege M200 Maintenance Manual 960 457 ...
Page 97: ...Chapter 3 Tests and Diagnostics ...
Page 98: ...3 Tests and Diagnostics 3 ii Portege M200 Maintenance Manual 960 457 3 ...
Page 184: ...Chapter 4 Replacement Procedures ...
Page 185: ...4 Replacement Procedures 4 ii Portege M200 Maintenance Manual 960 457 4 ...
Page 189: ...4 Replacement Procedures 4 vi Portege M200 Maintenance Manual 960 457 ...
Page 258: ...Appendices ...
Page 259: ...Appendices App ii Portege M200 Maintenance Manual 960 457 ...
Page 265: ...Appendices App viii Portege M200 Maintenance Manual 960 457 ...
Page 271: ...Appendices Apx A Handling the LCD Module A 6 Portege M200 Maintenance Manual 960 457 ...
Page 279: ...Appendices Apx B Board Layout B 8 Portege M200 Maintenance Manual 960 457 ...
Page 309: ...Appendices Apx C Pin Assignment C 30 Portege M200 Maintenance Manual 960 457 ...
Page 319: ...Appendices Apx E Key Layout E 2 Portege M200 Maintenance Manual 960 457 ...
Page 321: ...Appendices Apx F BIOS KBC EC Update F 2 Portege M200 Maintenance Manual 960 457 ...
Page 323: ...Appendices Apx G Reliability G 2 Portege M200 Maintenance Manual 960 457 ...
Page 325: ...Appendices Apx H Key FD H 2 Portege M200 Maintenance Manual 960 457 ...