3 - 18
Does focus operate
normally
Check the remote control
and IR reciever section.
(3) NO ZOOM OPERATION
No
Yes
NG
Yes
OK
NG
OK
No
OK
NG
Can zoom be operated
from the remote control
TL1306: PULSE
IC1301-3: 3V
Check the 3V line
TL1301-TL1304: PULSES
Lens block faulty
Check the zoom switch unit.
Check the IC1104 and
EEPROM.
See “ (1) NO ZOOM AND
FOCUS OPERATION” .
1
2
Note: Check the items marked by turned power ON.
OK
OK
NG
NG
IC1301-4, 11, 23: 5V
TL1325: 12V
Check the 5V line.
OK
NG
IC1104 faulty
• C1302 faulty
• C1303 faulty
• C1304 faulty
IC1301 faulty
OK
NG
IC1301-17, 19: PULSES
IC1301-16, 18: PULSES
IC1104 faulty
2
Note: Check the items marked by turned power ON.
OK
OK
NG
NG
Check the connections
of the lens flat cable.
TL1317: 3V
Check the 3V line.
Connect the connections
of the lens flat cable.
OK
NG
TL1305: PULSE
• R1317 faulty
• Q1301 faulty
• IC1104 faulty
Lens block faulty
1
Note: Check the items marked by turned power ON.