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
FAN4
Approximately 60,000 hours
LQ0DDB0094
000-172-144-10
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.
MFB52A-12HA-001, 26S0028 (Fan (FAN1), Wind direction: top-left)
LQ0DDB0094, 26S0048 (Fan motor assembly (FAN4), Wind direction: upward)
ESSIP33A-1C
(AD board)
26P0013
26P0023
OZP-120-12/15-J06
LQ190E1LX51F,
26S100790 (LCD)
ELECTRICAL PARTS
PRINTED CIRCUIT BOARD
Code No.
Model
Unit
MU-190
Monitor unit MU-190
OZP-120-12/15-J06
-
26P0023 (PSW board)
ESSIP33A-1C (AD board)
26P0013
LCD
LQ190E1LX51, 26S0027
FAN
MFB52A-12HA-001, 26S0028 (FAN1)
LQ0DDB0094, 26S0048 (FAN4)
-
-
-
Code No.
-
Code No.
-
-
