Hitachi VM-H675LA Service Manual page 47

3
OK
TL1313-TL1316: PULSES Lens block faulty
NG
NG
IC1301-3: 3V
Check the 3V line.
OK
NG
IC1301-4, 11, 23: 5V
Check the 5V line.
OK
• C1302 faulty
NG
TL1325: 12V • C1303 faulty
• C1304 faulty
OK
NG
IC1104 faulty
IC1301-12, 14: PULSES
OK
NG
IC1104 faulty
IC1301-13, 15: PULSES
OK
IC1301 faulty
Note: Check the items marked by turned power ON.
4
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
• R1316 faulty
NG
TL1311: PULSE
• Q1301 faulty
• IC1104 faulty
OK
Lens block faulty
Note: Check the items marked by turned power ON.