Troubleshooting - BenQ VJ3212 Service Manual

Troubleshooting

System Trouble Shooting Flow Chart
START
Check
P101 pin 5,6
Is 12v?
YES
Check I117
is working?
YES
Check p113
pin 2 is 5v?
YES
Replace IR board
NO
Remove p101
Check 12v & 5v
NO
X100,I101,I102,I103,I104
NO
Check wireharness
p713
NO
Replace
57
Replace Power
Board