4. MAINTENANCE, TROUBLESHOOTING
24
4.2 Troubleshooting
See the following table to find the possible causes of trouble and the actions to restore normal
operation. If repair of the equipment is necessary, report the result of the troubleshooting to the
service technician.
4.3 Parts Location and Parts List
Parts location
Parts list
Item Life Type Code Number
FAN1 Approximately 40,000 hours MFB52A-12HA-001 000-172-023-10
FAN2, FAN3 Approximately 60,000 hours 109P0612H755 000-174-447-10
Case Remedy
You can not turn
on the power.
• Check if the power switch at the bottom of the display is on.
• Check the setting of the slide switch.
• Check the battery voltage with a multimeter.
• Check the fuse at the bottom of the display.
• Fasten the power cable tightly.
You can not turn
off the power.
• Press and hold the /BRILL key for eight seconds.
• When the slide switch is set to ON, turn off the external equipment connected
to turn off the monitor.
No picture • Fasten the cables tightly.
• Check the input signal. See section 3.6.
• Check the setting for DISP selection window. See section 3.4.
• Check if the display brilliance is not set to minimum.
109P0612H755, 26S0063 (Fan motor (FAN2/FAN3), Wind direction: upward)
MFB52A-12HA-001, 26S0028 (Fan (FAN1), Wind direction: top-left)
OZP-120-12/15-J06
26P0023
26P0013
LQ231U1W32F,
26S100780(LCD)
ESSIP33A-1C
(AD board)
ELECTRICAL PARTS
PRINTED CIRCUIT BOARD Code No.
Model
Unit
MU-231
Monitor unit MU-231
OZP-120-12/15-J06
-
26P0023 (PSW board)
ESSIP33A-1C (AD board)
26P0013
LCD
LQ231U1W32F, 26S100780
FAN
MFB52A-12HA-001, 26S0028 (FAN1)
109P0612H755, 26S0063 (FAN2/FAN3)
-
-
-
Code No.
-
Code No.
-
-
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