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7.
Troubleshooting of Autofocus
(1) NO ZOOM AND FOCUS OPERATION
TL1301:8V
L1301 faulty
NG
Check IC1201 and
EEPROM
When power turned on:
TL1345:PULSE
TL1331-TL1334:PULSES
Lens block faulty.
1
NG
OK
OK
OK
NG
OK
OK
OK
NG
NG
NG
IC1301-2,10,29:5V
IC1301-12,20:8V
IC1301-28:PULSE
2
IC1201 faulty
Check the 8V line
Check the 5V line
1
Check the connections
of the lens flat cable.
TL1346:3V
TL1335:PULSE
Lens block faulty
IC1201 faulty.
R1203 faulty.
Q1201 faulty.
Check the 3V line
Correct the connections
of the cable.
NG
OK
OK
OK
OK
OK
NG
NG
NG
NG
2
IC1301-3:PULSE
IC1301-4:PULSE
Check IC1301
3
IC1201 faulty.
IC1201 faulty.
OK
NG
IC1301-30:PULSE
IC1201 faulty.