ORION 22LB820H, CMK162A, CEK626A, CEK627A, LCD TVs – service mode, SMPS schematic, troubleshooting

Multi Brands - Generic TV Chassis – How to enter the service mode, audio and power section schematics

HOTEL MODE FUNCTION
To set the Hotel mode, please follow the steps below.
1. Press the MENU > 1111 button on the remote control.
2. Press the DOWN button on the remote control, select the Hotel Mode. Then press the ENTER button.
3. The Hotel mode setting menu will appear.
4. Using the UP/DOWN button on the remote control, select the desired mode. Then press the ENTER button.

5. Using the LEFT/RIGHT button on the remote control, set the mode to desired setting.
6. The Hotel mode has now been set up.

To reset the Hotel mode, please follow the steps below.
1. Press the MENU > 1111 button on the remote control.
2. Press the DOWN button on the remote control, select the Hotel Mode. Then press the ENTER button.
3. The Hotel mode setting menu will appear.
4. Using the UP/DOWN button on the remote control, select the RESET.
5. Using the LEFT/RIGHT button on the remote control, please select "OK".
Then press the ENTER button.
6. The setting items has now been returned to initial value.

1) Even if setting it to "No Respond", the service mode function are effective.
2) If setting it to "OFF", it start up in same input source when you turn off the power before.

SERVICE MODE

Do not feel after other MENU

Check of the SUM DATA and MICON VERSION on the screen.
1: Press the MENU > 1111 button on the remote control to select "Version Info".

2: Press the ENTER button on the remote control.

3: After the confirmation of each check sum. Turn off power.

Wiring diagram

Troubleshooting guide

Audio schematic

Audio switch schematic

SMPS [Power] schematic

LED driver schematic