No Operation At All - Acroprint ATR120 Service Manual

5-1. No Operation At All

Press the Reset switch
Disassembly into outer casing,
It can see Mechanism and PCB ass'y
No operation at all
AC cable connected
To sock?
Yes
AC cable connected
To AC inlet?
Yes
LCD displays
Instantanceously?
Yes
Fuse F3 on Main
Control PCB Ass'y
Yes
1.1
No
Connect cable to socket properly.
Or, connect it to another socket.
No
Note: Press the reset switch initializes the set data
(including the time, day, month and year).
No
Displays instantaneously (3 to 4 second after pressing the switch
Main Control PCB Ass'y is defective.
No
Locate cause of blown fuse
Check for foreign matter (piece of metal, etc.) inside
Check if wires are caught or unsheathed
Check if poor solder is causing a short-circuit
Replaced fuse.
[See "Fuse replacement
Connect securely.
CPU AN0 can't Read