Sony BRC-300 Service Manual page 87
3ccd color video camera / optical multiplex unit
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Also See for BRC-300:
- Command list (23 pages) ,
- Specifications (8 pages) ,
- Brochure & specs (8 pages)
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Chroma Output, Cr, Cb Level Adjustment
Mode
Camera
Subject
Arbitrary
Measurement point
DD-208 board, pin 8 of CN151
(75 Z terminated)
External trigger: Pin 6 of CN151
Measuring instrument
Oscilloscope
Adjustment page
C
Adjustment addresses
26, 27
A = 714 ± 14 mV (NTSC)
Specifications
Cr level:
A = 700 ± 14 mV (PAL)
B = 714 ± 14 mV (NTSC)
Cb level:
B = 700 ± 14 mV (PAL)
Burst level: C = 286 ± 6 mV (NTSC)
C = 300 ± 6 mV (PAL)
Adjusting procedure
Order Page Address Data Procedure
1
0
01
01
Set the data.
2
3
0C
02
Set the data, and press
PAUSE button.
3
C
26
Change the data to satisfy the
specification A.
4
C
26
Press PAUSE button.
5
C
27
Change the data to satisfy the
specification B.
6
C
27
Press PAUSE button.
7
Check that the specification C is
satisfied.
8
3
0C
00
Set the data, and press
PAUSE button.
9
0
01
00
Set the data.
H
C
A
B
0.28 us (NTSC)
0.28 us (NTSC)
0.23 us (PAL)
0.23 us (PAL)
BRC-300/300P
3-2. BRC-300/300P Camera Block Electrical Alignment
Video Output Level Check
Mode
Camera
Subject
Arbitrary
Measurement point
DD-208 board, pin 4 of CN151
(75 Z terminated)
Measuring instrument Oscilloscope
Sync level: A = 286 ± 18 mV (NTSC)
Specifications
A = 300 ± 18 mV (PAL)
Burst level: B = 286 ± 18 mV (NTSC)
B = 300 ± 18m V (PAL)
Checking procedure
Order Page Address Data Procedure
1
3
0C
02
Set the data, and press
PAUSE button.
2
Check that the specification A is
satisfied.
3
Check that the specification B is
satisfied.
4
3
0C
00
Set the data, and press
PAUSE button.
B
A
H
3-21
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