Happy HCS-1201-30, Maintenance Manual

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Trouble shooting(
Others / Electric
)
7-2-12
Trouble Factor Cause of trouble and measure Page
Frame overrun
Mechanical
1. Interference between censor circuit board and douser.
1-1 Position adjustment of douser.
1-2 Replace of censor circuit board.
2. Check whether cable has problem or not.
2-1 Replace in case damage exists.
2-2 Insert connector again.
3. Check CPU board.
3-1 Replace of CPU circuit board
Key on control box Mechanical
1. When removing panel in replacing circuit board , due to poor cable bundling,
can not be pressed
circuit board being pushed from inside.
down and returned
1-1 Bundle cable again
Defect of LCD
Mechanical
1. Check LCD .
1-1 Replace of LCD
2. Inadequate condition of cable insertion
2-1 Insert to the back firmly
3. Check whether CPU board is out of order or not.
3-1 Replace of CPU board
Defect of data
Mechanical
1. Check whether cable is insert firmly between CPU Board and serial board or not.
communication 1-1 Insert again
(E-90) 2. Check whether PC has problem or not.
(E-91) 2-1 Affirm whether there is problem or not.
3. Check serial circuit board is out of order or not.
3-1 Replace of serial circuit board.
4. Check whether CPU circuit board is out of order or not.
4-1 Replace of CPU board.
Operator 1. Baud rate does not fit between machine side and PC side.
1-1 Make setting of baud rate (5-2)
P19-P20
Pattern disappears Mechanical
1. Trouble in back-up battery
/ Watch doesn't 1-1 Replace battery on CPU board. 4-1-2
indicate time 2. No trouble in memory tip on CPU board?
2-1 Conduct [memory all clear] in maintenance mode. 5-5-3
2-2 If above measure doesn't solve the trouble, replace CPU circuit board.
( ) ----- Reference instruction book
P**-P** --- Refer to Happy Link instruction book