Hitachi VM-H675LA Service Manual page 43

3
NG
Check the connections Connect the connections
of the lens flat cable. of the lens flat cable.
OK
NG
TL1317: 3V Check the 3V line.
OK
• R1317 faulty
NG
TL1305: PULSE
• Q1301 faulty
• IC1104 faulty
OK
Lens block faulty
Note: Check the items marked by turned power ON.
4
NG
IC1301-17, 19: PULSES
IC1104 faulty
OK
Check IC1301.
Note: Check the items marked
NG
TL1312: PULSE 5
OK
OK
TL1313-TL1316: PULSES Lens block faulty
NG
NG
IC1104 faulty
IC1301-12, 14: PULSES
OK
NG
IC1301-13, 15: PULSES
IC1104 faulty
OK
IC1301 faulty
by turned power ON.
5
Check the connections
of the lens flat cable.
OK
TL1317: 3V
OK
TL1311: PULSE
OK
Lens block faulty
Note: Check the items marked
NG
Connect the connections
of the lens flat cable.
NG
Check the 3V line
• R1316 faulty
NG
• Q1301 faulty
• IC1104 faulty
by turned power ON.