Picture Level Adjustment (Rf); Picture Level Adjustment (Video); Picture Level Adjustment (Yuv) - Panasonic TC-L42U12 Service Manual

8.3.

Picture level adjustment (RF)

Instrument Name
1. REMOTE TRANSMITTER
2. Ex. Signal (Split color bar)
Adjustment or Inspection Procedure
<procedure>
1. Receive the split color bar.
(Screen mode: ZOOM or FULL Picture mode: DYNAMIC AI: OFF AI Picture: OFF)
*BACK LIGHT +30
<Inspection>
1. Enter Service mode, and select MAIN_ADJ PICTURE.
Volume UP/DOWN key makes GAIN displayed under PICTURE to set.
Pushing the remote controller [OK] key for about 3 seconds, GAIN is suited
to the adjustment value automatically.
8.4.

Picture level adjustment (VIDEO)

Instrument Name
1. REMOTE TRANSMITTER
2. Video signal generator (100% Color bar)
Adjustment or Inspection Procedure
<procedure>
1. Receive 100% color bar.
(ASPECT: ZOOM or FULL , Picture mode: VIVID , AI Picture: OFF)
*BACK LIGHT MAX VALUE
<Inspection>
1. Enter Factory adjustment mode, and select ADJUST CONTRAST.
Volume UP/DOWN key makes GAIN value displayed on the right of CONTRAST to set.
Pushing the remote controller [OK] key for about 3 seconds, GAIN is suited to the adjustment value auto-
matically.
8.5.

Picture level adjustment (YUV)

Instrument Name
1. REMOTE TRANSMITTER
2. Component Video signal generator (100% Color bar 1080i)
Adjustment or Inspection Procedure
<procedure>
1. Receive 100% color bar.
(ASPECT: ZOOM or FULL , Picture mode: VIVID , AI Picture: OFF)
*BACK LIGHT MAX VALUE
<Inspection>
1. Enter Factory adjustment mode, and select ADJUST CONTRAST.
Volume UP/DOWN key makes GAIN value displayed on the right of CONTRAST to set.
Pushing the remote controller [OK] key for about 3 seconds, GAIN is suited to the adjustment value auto-
matically.
20
Remarks
Remarks
Remarks
Remarks
Remarks
Remarks