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8 Measurements and Adjustments
8.1. Voltage chart of A-board
8.2. Picture level adjustment (RF)
VOLTAGE TEST POINT SPECIFICATION
(Reception state)
STB3.3V TP2843 3.3 ± 0.16 V
STB1.8V TP7006 1.84 ± 0.09 V
SUB1.2V TP5602 1.26 ± 0.06 V
SUB1.8V TP5601 1.84 ± 0.09 V
SUB3.3V TP5600 3.3 ± 0.16 V
SUB5V TP5405 5 ± 0.25 V
SUB9V TP5481 9 ± 0.45 V
BT30V TP8300 30 ± 1.5 V
SOUND17V TP5431 17 ± 0.85 V
DTV12V TP5432 12 ± 0.6 V
PANEL12V TP5413 12 ± 0.6 V
5VS TP5433 5.7 ± 0.28 V
TUNER6V TP5439 5.7 ± 0.28 V
Instrument Name Remarks
1. REMOTE TRANSMITTER
2. Ex. Signal (Sprit color bar)
Adjustment or Inspection Procedure Remarks
<procedure>
1. Receive the Sprit 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.
(The Sprit Color Bar Pattern)
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