Sony BRC-300 Service Manual page 113
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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a-2.
The power indicator lights, but pan/tilt operations are disabled.
a-2
Is +5 V supplied
to L1506, L1511,
and _5 V to L1512
on the SY board ?
Yes
Is +1.5 V supplied
to L1507, and +3.3 V
to L1508 on the
SY board ?
Yes
Is +12 V output
from pins 6, 7 of Q1507
on the SY board ?
Yes
Is +12 V output
from pins 6, 7 of Q1503
on the SY board ?
Yes
SY board failure
Replace the SY board.
BRC-300/300P
BRU-300/300P
SY board failure
(IC1502 to IC1504, Q1501,
No
Q1508, Q1509, Q1512 or
the peripheral circuit)
Replace the defective
parts or the SY board.
SY board failure
No
(IC1502, Q1510, Q1511
or the peripheral circuit)
Replace the defective
parts or the SY board.
SY board failure
No
(Q1506, Q1507 or the
peripheral circuit)
Replace the defective
parts or the SY board.
SY board failure
No
(Q1502, Q1503 or the
peripheral circuit)
Replace the defective
parts or the SY board.
4-3
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