Video System Adjustments; Chroma Bpf F Adjustment (Vc-263 Board); S Video Out Y Level Adjustment (Vc-263 Board); Demo Mode - Sony DCR-IP5 Service Manual

DCR-IP5/IP5E/IP7BT/IP7E
3-4.

VIDEO SYSTEM ADJUSTMENTS

Before perform the video system adjustments, check that the
specified value of "48MHz Origin Oscillation Adjustment" of
"CAMERA SYSTEM ADJUSTMENT" is satisfied.
Switch setting:
POWER .................................................................. CAMERA
DEMO MODE (Menu setting) ........................................ OFF
1. Chroma BPF f Adjustment (VC-263 Board)
0
Set the center frequency of the chroma band-pass filter of IC101.
Mode
Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Adjusting method:
Order Page Address Data
1 0 01
2 3 00
3 C 3C
4 C 3C
5 3 00
6 0 01
A
CH1
CH2
Camera
All black (Cover the lens with the lens
cap)
CH1: Chroma signal terminal of S
VIDEO plug of A/V jack (75Ω
terminated)
CH2: Y signal terminal of S VIDEO
plug of A/V jack (75Ω terminated)
Oscilloscope
C
3C
A = Minimum
Procedure
01 Set the data.
12 Set the data, and press PAUSE
button.
Change the data for minimum
amplitude of the burst signal level
(A).
(The data should be "00" to "07".)
Press PAUSE button.
00 Set the data, and press PAUSE
button.
00 Set the data.
H
Fig. 5-3-7.

2. S VIDEO OUT Y Level Adjustment (VC-263 Board)

Mode
Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Note1: NTSC: DCR-IP5/IP7BT
PAL: DCR-IP5E/IP7E
Adjusting method:
Order Page Address Data
1 0 01
2 3 02
3 3 00
4 3 07
5 C 94
6 C 94
7 3 00
8 3 02
9 0 01
Note2: For the bit values, refer to "5-4. SERVICE MODE", "4-3. 3. Bit
value discrimination".
H
5-50
Camera
Arbitrary
Y signal terminal of S VIDEO plug of
A/V jack (75Ω terminated)
Oscilloscope
C
94
A = 714 ± 14mV (NTSC)
A = 700 ± 14mV (PAL)
Procedure
01 Set the data.
FE Set the data.
07 Set the data, and press PAUSE
button.
Check that bit1 of the data
changes to "1". (Note2)
Change the data and set the Y
signal level (A) to the specified
value.
Press PAUSE button.
00 Set the data, and press PAUSE
button.
00 Set the data.
00 Set the data.
Center of luminance line
Fig. 5-3-8.
A