Sony DVMC-DA2 Service Manual page 30
Sony l dvmc-da2 l service manual l media converter
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Also See for DVMC-DA2:
- Operating instructions manual (49 pages) ,
- Specifications (2 pages) ,
- Operating instructions manual (52 pages)
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4. VIDEO OUT Sync Level and Burst Level Check
Mode
Digital EE
Signal
No signal
Measurement Point
Measurement Point Video out
terminal (75Ωterminated)
Measuring Instrument
Oscilloscope
Specified Value
Sync signal level: A = 286 ±20 mVp-p
Burst signal level: B = 286 ±30 mVp-p
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: C, address: 56, set data: 00, and press the PAUSE
button of the adjustment remote commander. (digital EE mode)
3)
Check that the sync signal level (A) satisfies the specified value.
4)
Check that the burst signal level (B) satisfies the specified value.
5)
Select page: C, address: 56, set data: 08, and press the PAUSE
button of the adjustment remote commander.
6)
Select page: 0, address: 01, and set data: 00.
A
H
B
Fig. 4-8
5. PLL Adjustment
Set the VCO center level of the video input circuit (IC102).
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)
Select page: C, address: 56, set data: 00, and press the PAUSE
button of the adjustment remote commander. (digital EE mode)
3)
Select page: 3, address: 0C, set data: 80, and press the PAUSE
button of the adjustment remote commander.
4)
Select page: C, address: AA, and set data: 00, and press the
PAUSE button.
5)
Select page: 3, address: 04, and check. If the data is "0A" ,
proceed to step 8).
6)
Select page: C, address: AA, add "10"(hexadecimal) to the data
and press the PAUSE button.
7)
Select page: 3, address: 04, and check the data is "0A" . If not
repeat step 7).
8)
Select page: 3, address: 0C, set data: 00, and press the PAUSE
button of the adjustment remote commander.
9)
Select page: C, address: 56, set data: 08, and press the PAUSE
button of the adjustment remote commander.
10) Select page: 0, address: 01, and set data: 00.
4-7
Digital EE
Color bar (VIDEO IN terminal input)
<3.579545 MHz ±10Hz>
Display data of page: 3, address: 04
Adjustment remote commander
C
AA
0A
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