Olympus CAMEDIA C-7070 Wide Zoom, Руководство по ремонту

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D-2
Ver. 1
D. REPAIR PROCEDURE C-7070 Wide Zoom
[1] TROUBLESHOOTING GUIDE
POWER LOSS INOPERTIVE
IC301-12 (SCAN IN 7)
PULSE INPUT
CHECK PFC include
POWER SW, CN302,
CN651, CN652, D6505,
RB302
IC302-7 (UNREG)
CHECK PW1
IC302-6, 8
(VDD)
IC301-21
(RESET)
CHECK IC302
CHECK IC302, R3020
IC301-6
(BAT OFF)
CHECK R3019
IC301-20
4MHz OSCILLATION
CHECK X3001
IC301-16
32.768kHz
OSCILLATION
CHECK X3002,
R3006, C3010,
C3012
CHECK IC301
PUSH SHUTTER
BUTTON
IC301-90, 91
(SCAN IN 0, 1)
PULSE INPUT
CHECK PFC include
POWER SW, CN301,
D3002, RB303, RB312
IC301-85, 86
(P ON, P(A) ON)
CHECK IC301, PW1
CN301-71
HIGH
CHECK IC301, PW1
SERIAL
COMMUNICATION
CHECK IC301
CHECK CA1
TAKING INOPERATIVE
LOW
NO
LOW
LOW
LOW
NO
NO
YES
HIGH
HIGH
HIGH
HIGH
YES
YES
YES
HIGH
YES
OK
NO
LOW
NO
NG