2 Troubleshooting Procedures 2.16 TV tuner Troubleshooting
2.16 TV tuner Troubleshooting
To check if TV tuner is malfunctioning or not, follow the troubleshooting procedures below as
instructed.
Procedure 1: Connector Check and Replacement Check
Procedure 1 Connector Check and Replacement Check
The connection of cables, boards and module may be defective. Otherwise, they may be faulty.
Disassemble the computer following the steps described in Chapter 4 and perform the
following checks:
Check 1 Make sure the following connectors (cables) are firmly connected.
If the connection is loose, reconnect it firmly and check each connection. If the
problem still occurs, perform Check 2.
Check 2 TV antenna cable may be faulty. Replace it with a new one following the steps in
Chapter 4. If the problem still occurs, perform Check 3.
Check 3 Analog TV tuner may be faulty. Replace it with a new one following the steps in
Chapter 4. If the problem still occurs, perform Check 4.
Check 4 Analog TV tuner cable may be faulty. Replace it with a new one following the
steps in Chapter 4. If the problem still occurs, perform Check 5.
Check 5 JK board may be faulty. Replace it with a new one following the steps in Chapter 4.
If the problem still occurs, perform Check 6.
Check 6 JK board cable may be faulty. Replace it with a new one following the steps in
Chapter 4. If the problem still occurs, perform Check 7.
Check 7 System board may be faulty. Replace it with new one following the instructions in
Chapter 4.
2-68 [CONFIDENTIAL] QOSMIO G30 Maintenance Manual (960-546)
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