Toshiba QOSMIO G10 Maintenance Manual page 105
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Also See for QOSMIO G10:
- User manual (235 pages) ,
- User reference manual (31 pages) ,
- User manual (276 pages)
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2.9 Display Troubleshooting
Procedure 4
Replacement Check
Fluorescent lamp, FL inverter, LCD module, HV cable and LCD/FL cable are connected to
display circuits. Any of these components may be faulty. Refer to Chapter 4, Replacement
Procedures, for instructions on how to disassemble the computer and then perform the
following checks:
If fluorescent lamp does not light, perform Check 1.
If characters or graphics on the internal display are not displayed clearly, perform
Check 4.
If some screen functions do not operate properly, perform Check 4.
If fluorescent lamp remains lit when the display is closed, perform Check 5.
Check 1
Replace fluorescent lamp with a new one following the instructions in Chapter 4,
Replacement Procedures and test the display again. If the problem still occurs,
perform Check 2.
Check 2
LCD/FL cable may be faulty. Replace FL/LCD cable with a new one following the
instructions in Chapter 4, Replacement Procedure and test the display again. If the
problem still occurs, perform Check 3.
Check 3
FL inverter may be faulty. Replace FL inverter with a new one following the
instructions in Chapter 4, Replacement Procedure and test the display again. If the
problem still occurs, perform Check 4.
Check 4
LCD module may be faulty. Replace LCD module with a new one following the
instructions in Chapter 4, Replacement Procedure and test the display again. If the
problem still occurs, perform Check 5.
Check 5
System board may be faulty. Replace it with a new one following the instructions
in Chapter 4, Replacement Procedure.
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2 Troubleshooting Procedures
QOSMIO G10 Maintenance Manual (960-497)
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Troubleshooting
