File No. 960-140
1-38
Procedure 2
Connector and Replacement Check
The FL, FL inverter board, LCD module, LCD flat cable and system board are connected to
the display circuits. Any of these components may be damaged. Refer to Chapter 4,
Replacement Procedures
, for instructions on how to disassemble the computer and then
perform the following checks:
If the FL does not light, perform Check 4.
If characters are not displayed clearly, perform Check 3.
If some screen functions do not operate properly, perform Check 3.
If the FL remains lit when the display is closed, perform Check4.
Check 1
Replace the LCD flat cable with a new one and test the display again. If the
problem still exists, perform Check 2.
Check 2
Replace the LCD module with a new one and test the display again. If the problem
still exists, perform Check 3..
Check 3
Replace the FL inverter board with a new one and test the display again. If the
problem still exists, perform Check 4.
Check 4
Replace the FL with a new one and test the display again. If the problem still
exists, perform Check 5.
Check 5
The system board may be damaged. Replace the system board with a new one.
Содержание Libretto 100CT
Страница 8: ...File No 960 140 Chapter 1 Hardware Overview ...
Страница 9: ...File No 960 140 1 ii ...
Страница 29: ...File No 960 140 1 18 ...
Страница 30: ...File No 960 140 Chapter 2 Troubleshooting Procedures ...
Страница 31: ...File No 960 140 2 ii ...
Страница 36: ...File No 960 140 1 3 Figure 2 1 Troubleshooting flowchart 1 2 ...
Страница 72: ...File No 960 140 Chapter 3 Tests and Diagnostics ...
Страница 73: ...File No 960 140 3 ii ...
Страница 147: ...File No 960 140 3 72 ...
Страница 148: ...File No 960 140 Chapter 4 Replacement Procedures ...
Страница 149: ...File No 960 140 4 ii ...
Страница 161: ...File No 960 140 4 10 3 Seat the HDD cover and fasten it with two M2x14 silver screws ...
Страница 189: ...File No 960 140 4 37 Figure 4 32 Removing the I O adapter board ...
Страница 191: ...File No 960 140 Appendices ...
Страница 192: ...File No 960 140 App ii ...
Страница 202: ...File No 960 140 A 6 ...
Страница 204: ...File No 960 140 B 2 B 2 System Board Back View Figure B 2 Board layout back H I J K L M N O P Q R S T A B C D E F G ...
Страница 206: ...File No 960 140 B 4 ...
Страница 228: ...File No 960 140 E 2 E 3 German GR Keyboard Figure E 3 GR keyboard E 4 French FR Keyboard Figure E 4 FR keyboard ...
Страница 229: ...File No 960 140 E 3 E 5 Spanish SP Keyboard Figure E 5 SP keyboard E 6 Italian IT Keyboard Figure E 6 IT keyboard ...
Страница 234: ...File No 960 140 G 2 ...
Страница 236: ...File No 960 140 H 2 ...