Sony Handycam DCR-PC10, Руководство по обслуживанию

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5-53
3-5-2. Base Band Block Adjustment
1. Composite Output Y Level Adjustment
(VC-199 Board)
Purpose:
Set the composite signal output level.
Adjustment Error: The picture will be brighter or darker on
monitor.
Mode CAMERA standby
Subject Internal test pattern (White 70%)
Measurement Point VIDEO terminal (75
Ω
terminated)
Measuring Instrument Oscilloscope
Adjustment Page D
Adjustment Address 96
Specification Value A = 500 ± 10 mVp-p (NTSC model)
A = 490 ± 10 mVp-p (PAL model)
Note: Insert the plug into the AUDIO VIDEO OUT/
HEADPHONES jack.
Adjustment procedure:
2. Composite Output Chroma Level Adjustment
(VC-199 Board)
Purpose: Set the burst signal output level.
Adjustment Error:
Color of the picture will be thicker or thinner
on monitor.
Mode CAMERA standby
Subject Internal test pattern (White 70%)
Measurement Point VIDEO terminal (75
Ω
terminated)
Measuring Instrument Oscilloscope
Adjustment Page D
Adjustment Address 97
Specification Value A = 286 ± 6 mVp-p (NTSC model)
A = 300 ± 6 mVp-p (PAL model)
Note:
Insert the plug into the AUDIO VIDEO OUT/
HEADPHONES jack.
Adjustment procedure:
Order Page Address Data Procedure
1 0 01 01 Set the data. (Preparation)
2 2 12 20 After setting the data, press the PAUSE button.
3 D 96 Change the data until the white (70%) signal level (A) satisfies the specification.
4 Press the PAUSE button.
5 2 12 00 After setting the data, press the PAUSE button.
6 0 01 00 Set the data. (End)
Fig. 5-3-11
H
A
Order Page Address Data Procedure
1 0 01 01 Set the data. (Preparation)
2 2 12 20 After setting the data, press the PAUSE button.
3 D 97 Change the data until the burst signal level (A) satisfies the specification.
4 Press the PAUSE button.
5 2 12 00 After setting the data, press the PAUSE button.
6 0 01 00 Set the data. (End)
Fig. 5-3-12
H
A