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4. Bright Adjustment (PD-92/93 board)
Set the level of the VIDEO signal for driving the LCD to the specified
value. If deviated, the screen image will be blackish or saturated
(whitish).
value. If deviated, the screen image will be blackish or saturated
(whitish).
Note1 :
LCD TYPE S model : CCD-TRV23E/TRV45E/
TRV55E/TRV65E/TRV69E/
TRV75/TRV75PK/TRV715
TRV75/TRV75PK/TRV715
LCD TYPE C model : CCD-TRV3E/TRV13E
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 3, address: 01, set data: 55, and press the PAUSE
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 3, address: 01, set data: 55, and press the PAUSE
button of the adjusting remote commander.
3) Select page: 2, address: 7D, and set data: 40.
4) Select page: E, address: CF, change the data and set the voltage
4) Select page: E, address: CF, change the data and set the voltage
(A) between the pedestal and white to the specified value. (The
data of address: CF should be “41” to “BF”.)
data of address: CF should be “41” to “BF”.)
5) Press the PAUSE button of the adjusting remote commander.
6) Select page: 3, address: 01, set data: 00, and press the PAUSE
6) Select page: 3, address: 01, set data: 00, and press the PAUSE
button of the adjusting remote commander.
7) Select page: 2, address: 7D, and set data: 00.
8) Select page: 0, address: 01, and set data: 00.
8) Select page: 0, address: 01, and set data: 00.
Mode
VTR stop
Signal
No signal
Measurement point
Pin
3 of CN5501/4501 (VG) of PD-
92/93 board
External trigger : Pin
External trigger : Pin
4 of CN5501/
CN4501 (PANEL COM)
Measuring instrument
Oscilloscope
Adjustment page
E
Adjustment address
CF
Specified value
A = 1.94
±
0.05V
(LCD TYPE S model)
A = 1.34
A = 1.34
±
0.05V
(LCD TYPE C model)
Fig. 5-1-20.
A
2H
White
Pedestal
5. Contrast Adjustment (PD-92/93 board)
Set the level of the VIDEO signal for driving the LCD to the specified
value. If deviated, the screen image will be blackish or saturated
(whitish).
value. If deviated, the screen image will be blackish or saturated
(whitish).
Mode
VTR stop
Signal
No signal
Measurement point
Pin
3 of CN5501/4501 (VG) of PD-
92/93 board
External trigger : Pin
External trigger : Pin
4 of CN5501/
CN4501 (PANEL COM)
Measuring instrument
Oscilloscope
Adjustment page
E
Adjustment address
D3
Specified value
A = 3.52
±
0.07V
(LCD TYPE S model)
A = 2.54
A = 2.54
±
0.07V
(LCD TYPE C model)
Note1 :
LCD TYPE S model : CCD-TRV23E/TRV45E/
TRV55E/TRV65E/TRV69E/
TRV75/TRV75PK/TRV715
TRV75/TRV75PK/TRV715
LCD TYPE C model : CCD-TRV3E/TRV13E
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 3, address: 01, set data: 55, and press the PAUSE
1) Select page: 0, address: 01, and set data: 01.
2) Select page: 3, address: 01, set data: 55, and press the PAUSE
button of the adjusting remote commander.
3) Select page: 2, address: 7D, and set data: 00.
4) Select page: E, address: D3, change the data and set the voltage
4) Select page: E, address: D3, change the data and set the voltage
(A) between the pedestal (0 IRE) and 100 IRE to the specified
value.
value.
5) Press the PAUSE button of the adjusting remote commander.
6) Select page: 3, address: 01, set data: 00, and press the PAUSE
6) Select page: 3, address: 01, set data: 00, and press the PAUSE
button of the adjusting remote commander.
7) Select page: 0, address: 01, and set data: 00.
Fig. 5-1-21.
100 IRE
0 IRE
A
2H
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