Samsung Mercury-27T Service Manual page 70

4. Trouble shooting
#5. external/Internal microphone does not work normally.
Check the audio driver settings and change them if
necessary.
1
Check the connection status of the MIC connector and
2
check if the speaker is out of order.
Check whether alien substance in the Mic Jack.
3
4 Replace Main Board.
#6. The HDD is not recognized.
Check the connection status of the HDD connector.
fixup HDD, check whether the system can be found. if
not,change the connector on the motherboard and check
again.
1
If the 'Operating system not found' message appears
during the booting process even though the HDD is
2
recognized by CMOS, the operating system of the HDD
may be corrupted or the HDD is out of order.
#7. Camera does not work normally.
Check the driver status of Camera
( Check the system manager )
1
Check the connection status of camera cable between
Main board.
2
Check the connection status of camera cable between
3
Camera module
4 Replace Camera module
4-9
Check if it is out of order.
Format the HDD and reinstall the operating System.
Replace the HDD with a new one.
* Check if it is out of order.
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