LG DM2780D Service Manual page 15

*Note : Manual W/B process using adjusts Remote control.
1) After enter Service Mode by pushing "ADJ" key,
2) Enter "White Balance" by pushing "
Balance".
* After done all adjustments, Press "In-start" button and
compare Tool option and Area option value with its BOM,
if it is correct then unplug the AC cable. If it is not correct,
then correct it same with BOM and unplug AC cable.
For correct it to the model°Øs module from factory JIG model.
* Don't push The "IN STOP KEY" before completing the
function inspection.
* When doing Adjustment, Please make circumstance as
below.
5.4 Function Check
5.4.1 Check display and sound
* Check Input and Signal items. (cf. work instructions)
1. TV
2. AV (SCART/CVBS)
3. COMPONENT (480i)
4. RGB (PC : 1920 x 1080 @ 60hz)
5. HDMI
6. PC Audio In
* Display and Sound check is executed by Remote controller.
5.4.2 PCMCIA CARD Check
You must adjust DTV 29 Channel and insert PCMCIA CARD
to socket.
- If PCMCIA CARD works normally, video signals will appear
on screen.
But it works abnormally, "No CA module" will appear on
screen.
--> Caution: Set up "RF mode" before launching products.
5.5 Outgoing condition Configuration
* After all function test., press IN-STOP Key by SVC Remote
controller. And make Outgoing Condition.
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Only for training and service purposes
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