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9 Measurements and Adjustments
9.1.
Voltage chart of P-board
9.2.
Voltage chart of A-board
9.3.
Picture level adjustment (RF)
VOLTAGE
TEST POINT
SPECIFICATION
(Reception state)
REMARKS
PFC390V
+TP7201, 7202
-TP7203, 7204
390 ± 15 V
*HOT
LED24V
TP7514, 7515
24 ± 2 V
DTV16V
TP7503, 7504
15.6 ± 1.5 V
STBY6V
TP7501, 7502
5.8 ± 0.8 V
VOLTAGE
TEST POINT
SPECIFICATION
(Reception state)
REMARKS
STB3.3V
TP2773
3.3 ± 0.16 V
SUB3.3V
TP8701
3.3 ± 0.16 V
SUB5V
TP8702
5 ± 0.25 V
PANEL12V
TP8716
12 ± 0.6 V
AVDD12.5V
TP4021
12.5 ± 2 V
TCON2.5V
TP4027
2.5 ± 0.12 V
TCON31V
TP4051
31 ± 3.1 V
TCON-6V
TP4050
-5.7 ± 0.6 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)
Summary of Contents for VIERA TC-L42E30
Page 21: ...21 8 17 EMI processing ...
Page 22: ...22 ...
Page 23: ...23 ...
Page 24: ...24 ...
Page 26: ...26 ...
Page 30: ...30 ...
Page 32: ...Model No TC L42E30 Schematic Diagram Note S 1 ...
Page 33: ...Model No TC L42E30 Replacement Parts List Note S 2 ...
Page 34: ...Model No TC L42E30 P Board 1 2 S 3 ...
Page 35: ...Model No TC L42E30 P Board 2 2 S 4 ...
Page 36: ...Model No TC L42E30 A Board 1 9 S 5 ...
Page 37: ...Model No TC L42E30 A Board 2 9 S 6 ...
Page 38: ...Model No TC L42E30 A Board 3 9 S 7 ...
Page 39: ...Model No TC L42E30 A Board 4 9 S 8 ...
Page 40: ...Model No TC L42E30 A Board 5 9 S 9 ...
Page 41: ...Model No TC L42E30 A Board 6 9 and KA Board S 10 ...
Page 42: ...Model No TC L42E30 A Board 7 9 S 11 ...
Page 43: ...Model No TC L42E30 A Board 8 9 S 12 ...
Page 44: ...Model No TC L42E30 A Board 9 9 S 13 ...
Page 45: ...Model No TC L42E30 LD Board S 14 ...
Page 46: ...Model No TC L42E30 P Board Foil Side S 15 ...
Page 47: ...Model No TC L42E30 P Board Component Side S 16 ...
Page 48: ...Model No TC L42E30 A Board Foil Side S 17 ...
Page 49: ...Model No TC L42E30 A Board Component Side S 18 ...
Page 50: ...Model No TC L42E30 LD Board S 19 ...
Page 51: ...Model No TC L42E30 KA Board S 20 ...