Sony HANDYCAM DCR-TRV230, Руководство по обслуживанию

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5-51
5. VIDEO OUT Y, Chroma Level Check (VC-254 board)
Mode VTR stop
Signal No signal
Measurement Point Video terminal of AUDIO/VIDEO jack
(75
Ω
terminated)
Measuring Instrument Oscilloscope
Specified Value Sync level: A = 293 ± 18mV
Burst level: B = 286 ± 18mV
Adjusting method:
Order Page Address Data Procedure
1 0 01 01 Set the data.
2 D 11 10 Set the data, and press PAUSE
button.
3 3 0C 02 Set the data, and press PAUSE
button.
4 Check that the sync signal level
(A) satisfies the specified value.
5 Check that the burst signal level
(B) satisfies the specified value.
6 3 0C 00 Set the data, and press PAUSE
button.
7 D 11 00 Set the data, and press PAUSE
button.
8 0 01 00 Set the data.
6. Hi8/Standard8 Y/C Output Level Setting
(VC-254 board)
Set the Y/C signal output level during the Hi8/Standard8 playback
mode.
Mode VTR stop
Signal No signal
Adjustment Page F
Adjustment Address 67, 68
Note: Perform this adjustment when IC2201 or IC4901 is replaced.
Adjusting method:
Order Page Address Data Procedure
1 0 01 01 Set the data.
2 D 10 02 Set the data, and press PAUSE
button.
3 6 6F 01 Set the data.
4 6 7F Check that the data.
When the data is “00”, proceed
to step 8.
When the data is “03”, proceed
to step 5.
5 F 67 69 Set the data, and press PAUSE
button.
6 F 68 64 Set the data, and press PAUSE
button.
7 Proceed to step 10.
8 F 67 A0 Set the data, and press PAUSE
button.
9 F 68 AA Set the data, and press PAUSE
button.
10 6 6F 00 Set the data.
11 D 10 00 Set the data, and press PAUSE
button.
12 0 01 00 Set the data.
Fig. 5-3-12.
H
B
A