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Case 5 : LED
Case 5 : LED
B
B
linking 3
linking 3
T
T
ime
ime
s
s
(1)
(1)
LED blinking 3 times is caused by 3.3V trouble.
This monitored 3.3V is different from 3.3Vs which is supplied to IC8001 and IC1100.
This monitored 3.3V is different from 3.3Vs which is supplied to IC8001 and IC1100.
A25
1
2
15V (P)
IC9805
15V→3.3V
Discharge
Control
IC9500
Picture
Panel
Control
IC9300
Panel
Control
Micom
IC9003
IC9806
15V→1.2V
Standby
Micom
IC1100
IC9807
3.3V→1.8V
DDR Memory
IC9902
IC9903
IC9903
1.2V
3.3V
1.8V
Monitoring 15V
Monitoring 3.3V
IC9303
Flash Memory
1.2V
2
１
2
3
4
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