Operation Manual
Page 3
... Child Lock Settings ...31 Child Lock...31 Turning Child Lock On or Off...33 Changing the Password ...33 Adjusting the Movie Rating...33 Adjusting the TV Rating...33 Adjusting Canadian English Rating...34 Adjusting Canadian French Rating...34 Troubleshooting ...35 Care and Maintenance ...36 Specification ...37 Programming the Universal Remote Control...39
... Child Lock Settings ...31 Child Lock...31 Turning Child Lock On or Off...33 Changing the Password ...33 Adjusting the Movie Rating...33 Adjusting the TV Rating...33 Adjusting Canadian English Rating...34 Adjusting Canadian French Rating...34 Troubleshooting ...35 Care and Maintenance ...36 Specification ...37 Programming the Universal Remote Control...39
Operation Manual
Page 38
...be inserted with low temperature, the picture may cause the cabinet to deform and the LCD panel to malfunction. (Storage temperature: 0°C to +50°C Working temperature: 5°C to repair an LCD monitor yourself. 35 Snowy picture and noise No stable or not synchronized VGA picture No...Then re-insert plug into the mains socket. !Unplug the power cord, wait for 60 seconds. Troubleshooting Before calling for repair service, check the following items for possible remedies to press TV button. !Check whether the batteries are working. hairdryer, nearby neon lights, etc.). !Turn off ...
...be inserted with low temperature, the picture may cause the cabinet to deform and the LCD panel to malfunction. (Storage temperature: 0°C to +50°C Working temperature: 5°C to repair an LCD monitor yourself. 35 Snowy picture and noise No stable or not synchronized VGA picture No...Then re-insert plug into the mains socket. !Unplug the power cord, wait for 60 seconds. Troubleshooting Before calling for repair service, check the following items for possible remedies to press TV button. !Check whether the batteries are working. hairdryer, nearby neon lights, etc.). !Turn off ...
Service Manual
Page 3
CONTENTS Safety instructions...1 Adjustment instruction ...3 Trouble shooting ...5 Method of software upgrading ...7 LC-37K7 working principle analysis...9 LC-37K7 block diagram...10 IC block diagram...11 Main assembly...18 Identification criteria for the bright spot and dark spot of the LCD screen...19 Wiring diagram ...20 Troubleshooting charts...21 Schematic diagram ...24
CONTENTS Safety instructions...1 Adjustment instruction ...3 Trouble shooting ...5 Method of software upgrading ...7 LC-37K7 working principle analysis...9 LC-37K7 block diagram...10 IC block diagram...11 Main assembly...18 Identification criteria for the bright spot and dark spot of the LCD screen...19 Wiring diagram ...20 Troubleshooting charts...21 Schematic diagram ...24
Service Manual
Page 24
... raster Turn-on condition Non-change color no Check if the CN2 output 24V yes 21 no no Check if the indicator is high-level? Troubleshooting charts 1. no blue Check PIN3(5V output) of the power supply board C3 Check the indicator in the power supply board?
... raster Turn-on condition Non-change color no Check if the CN2 output 24V yes 21 no no Check if the indicator is high-level? Troubleshooting charts 1. no blue Check PIN3(5V output) of the power supply board C3 Check the indicator in the power supply board?