Table of Contents
Advertisement
<Adjustment items for the replacement of the PWB POWER unit and the PDP module>
1. When replacing the MAIN PWB (PWC-4418A), follow the steps for Set Adjustments 1.
2. When replacing another PWB, no adjustments are required.
3. When replacing the POWER unit or the PDP module, follow the steps for Set Adjustments 2 and 3.When replac-
ing the PDP module, however, the integrated time should be cleared.
How to clear the integrated time
Assume the factory mode (*) by the use of the remote control. Press PROCEED key six times to get the screen
of "USAGE TIM." In this state, the integrated time up to the present time is displayed.
The integrated time is cleared to zero when the remote control keys are pressed in the order of [MUTE] →
POSITION [UP] → POSITION [DOWN] → [OFF TIMER].
* Entering and withdrawal from the factory mode
Press the relevant keys in the order of [OFF TIMER] → [EXIT] → [MUTE] → [OFF TIMER].
<PWB Adjustments>
1. Setting and confirmation before adjustment
2. VIDEO PWB adjustments
2-1. Adjustment of chroma signal level (adjustment of AN5390)
2-2. Adjustment of VIDEO signal level (adjustment of TA1222, TA1229)
3. MAIN PWB adjustments
3-1. Adjustment of RGB/PC signal level
4. APL control setting
5. Inspection on VIDEO PWB unit
6. Inspection on MAIN PWB unit
6-1. Video signal check
6-2. Video control signal check
6-3. HD signal check
6-4. PC 400 line mode check
6-5. PC VGA mode check
6-6. PC SVGA mode check
6-7. APL correction data check
6-8. Fan stop detection
6-9. Panel cracks detection signal check for short-circuit testing
7. Plug & Play data writing
7-1. Method of connection
7-2. Setup
7-3. Writing
7-4. DDC1 check
7-5. DDC2B check
7-6. Data writing
7-7. DDC2B check
8. End setting and confirmation
METHOD OF ADJUSTMENTS
5-1
Advertisement
Table of Contents
