Bright Adjustment (Pd-100 Board); Contrast Adjustment (Pd-100 Board) - Sony DCR-TRV5 Service Manual
Digital video camera recorder
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Also See for DCR-TRV5:
- Operating instructions manual (92 pages) ,
- Operating instructions manual (91 pages) ,
- Service manual (25 pages)
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5. Bright Adjustment (PD-100 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).
Mode
VTR playback
Signal
Alignment tape:
Pin 3 of CN5501 (VG)
Measurement Point
External trigger : Pin 4 of CN5501
(PANEL COM)
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
6C
Specified Value
A = 1.35 ± 0.05V
Connections:
Connect Pin 6 (X-TEST) and Pin !º (GND) of CN5501 with a
jumper wire.
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Input the following data to page: D, address: 82 and 83.
Note: Press the PAUSE button of the adjustment remote commander
each time to set the data.
Address
82
83
Data
00
00
3)
Select page: D, address: 6C, change the data and set the voltage
(A) between the pedestal and white to the specified value. (The
data of address: 6C should be "41" to "BF".)
4)
Press the PAUSE button of the adjustment remote commander.
5)
Input the following data to page: D, address: 82 and 83.
Note: Press the PAUSE button of the adjustment remote commander
each time to set the data.
Address
82
83
Data
20
20
6)
Select page: 0, address: 01, and set data: 00. 7) Perform
"Contrast Adjustment".
7)
Perform "Contrast Adjustment".
For NTSC model
White
A
Pedestal
For PAL model
White
A
Pedestal
Fig. 5-1-18
For audio operation check
(XH5-3 (NTSC))
(XH5-3P (PAL))
2H
2H
6. Contrast Adjustment (PD-100 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).
Mode
Signal
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Input the following data to page: D, address: 82 and 83.
Note: Press the PAUSE button of the adjustment remote commander
each time to set the data.
Address
82
Data
00
3)
Select page: D, address: 62, change the data and set the voltage
(A) between the 0 IRE (pedestal) and 100 IRE to the specified
value.
4)
Press the PAUSE button of the adjustment remote commander.
5)
Input the following data to page: D, address: 82 and 83.
Note: Press the PAUSE button of the adjustment remote commander
each time to set the data.
Address
82
Data
20
6)
Select page: 0, address: 01, and set data: 00.
7)
Check that the specified value of "Bright Adjustment" is
satisfied, if not perform "Bright Adjustment".
For NTSC model
100 IRE
A
0 IRE
For PAL model
100 IRE
A
0 IRE
5-23
VTR playback
Alignment tape:
For audio operation check
(XH5-3 (NTSC))
(XH5-3P (PAL))
Pin 3 of CN5501 (VG)
External trigger : Pin 4 of CN5501
(PANEL COM)
Oscilloscope
D
62
A = 2.63 ± 0.05V
83
00
83
20
2H
2H
Fig. 5-1-19
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