Power-Up Boot Fail Trouble Shooting guide
Check P401 All
Voltage Level (3.5V, 12V, 24V)
Check power connector and
RL_ON signal OK ?
Replace Power board
Y
NY
Check IC1602 RESET and
UPDATE pin
Check switch SW501, SW502
Y
N
Check X1600 Clock
32.768MHz
Check X1600 application circuit
or Replace X1600
Y
N
Check IC1602 IIC communication
state
Check IIC line or replace IC1602
N
Check IR input state of IC1602
57pin
Check IR board
N
Y
Re-download PTC Micom
Y
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