4-3
Samsung Electronics
Check the power of the indoor unit.
Change 5V REGULATOR troubled ASS'Y PBA
(DB93-11243A).
Change LCD WIRE
Change PCB_ASS'Y (DB93-11243A)
No
No
No
No
Yes
Yes
Yes
Start
Is the connection of the
ASS'Y PBA (DB93-11243A)
power cable normal?
Are the voltages for
both the terminals of BD01
input side12V?
Is the IC03 (7805) output terminal 5V?
Check the connection status of the power
cable (V1, V2) with ASS'Y PBA (DB93-11243A).
No
Change of LCD modules
End
Yes
Yes
GND
GND
12V(-12V)
5V
Is the LCD connector
properly connected?
Is it working normally after the change?
4-2 Troubleshooting by Condition
4-2-1 LCD Display Does Not Appear
유선리모컨_MWR-WE10_E_33320A(1)_1.indd 3
2010-12-23 오후 5:51:19
Summary of Contents for MWR-WE10
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