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Service call
122:Error
Service call
123: Error
Service call
124: Error
Power off/on
126: Error
Service call
127: Error
Service call
131: Error
~
134: Error
Service call
140: Error
142: Error
Service call
150: Error
~
153: Error
Low-voltage
power supply fan
error.
Low-voltage
power supply
temperature
error.
Environmental
humidity
abnormal/
humidity sensor
disconnection
Environmental
temperature
abnormality
The dewy of the
device is
detected
Fixed cooling fan
error
LED head
detection
abnormality
(131=Y, 132=M,
133=C, 134=K)
ID Up/Down
position
detection error
Defective fuse
cutting of ID unit
Is fan in low-voltage power supply
unit operating?
Is fan connector connected
properly?
and the high-voltage power supply
unit correctly connected?
Does the error recur?
Dew condensation occurs easily
after the device is carried in from
outside.
After leaving it at room temperature
for 2 hours to half a day, turn on the
power again.
Does the error recur?
Is the connector connection of the
fan normal?
Does the error recur?
Is the LED head installed correctly?
Does LED HEAD FUSE cut?
Does the error recur?
Does it has anything trouble with the
detaching/attaching of ID unit?
Does the error recur?
Is the ID unit installed correctly?
Does the error reoacur?
Does it restore by exchanging PRE
board
Check connections for connector of
fan.
Replace low-voltage power supply.
Replace fan motor.
Replace low-voltage power supply.
Reconnect correctly.
Replace the high-voltage power
supply.
Power supply OFF/ON
Replace control panel board (PRP)
Turn on the power again after
leaving the device for hours.
Replace the high-voltage power
supply.
Reconnect normally
Replace the fan motor
Install the LED head correctly
Check LED HEAD FUSE.
Replace FUSE
Turn on the power supply again
Replace the LED head unit
Please refer to chapter 7.5 for
replace method of FUSE.
Replace TB3 board
Reinstall the ID unit.
Turn on the power supply again
Replace the high voltage power
supply.
Install the ID unit again
Turn on the power supply again
Replace PRE board after check the
cable connection of PRE board -
TB3 board
Replace TB3 board
No
Yes
No
Yes
No
Yes
Yes
Yes
No
Yes
No
Yes
Yes
No
Yes
Yes
No
Yes
No
Yes
Yes
Display
Cause
Details of error
Method
Table 7-1-2 service call error list (3/6)
146
d-Color P116 Service Manual
Y110260-4