
Troubleshooting
Samsung Electronics
6-1
6. Troubleshooting
6-1 Checkpoints by Error Mode
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Power LED: Check that the LED works when turning the Tact Switch ON/OFF
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LED Indicators: See table 6-2-1 Basic Troubleshooting: LED Diagnosis on the Front Panel.
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In case of a power failure or abnormal screen, check the following items.
1) Check that the power cord is correctly connected to electrical source equipment.
2) Check that the Tact Switch has been pressed.
3) Check that the signal cable is properly connected.
4) Check that channel setting has been set.
Summary of Contents for CL-21M40MQ
Page 10: ...1 6 Samsung Electronics MEMO ...
Page 19: ...Alignment Adjustment Samsung Electronics 3 5 ...
Page 35: ...MEMO Samsung Electronics 5 10 ...
Page 46: ...Block Diagram Samsung Electronics 7 1 7 Block Diagram 7 1 Overall Block Diagram ...
Page 53: ...9 4 Samsung Electronics MEMO ...
Page 59: ...Operation Instruction Installation 11 2 Samsung Electronics 11 1 2 Connection Jacks Side ...
Page 60: ...Operation Instruction Installation Samsung Electronics 11 3 11 1 3 Connection Jacks Rear ...
Page 61: ...Operation Instruction Installation 11 4 Samsung Electronics 11 1 4 Remote Control ...
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