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MULTI V 5 Outdoor Unit Service Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
ERROR CODES
Please refer to the Safety Precautions on pages 4-7 for more detail to prevent injury or death regarding the operation and service
troubleshooting of the Multi V product.
WARNING
Error No. 104, continued.
Figure 77: Checking Error No. CH104 from External PCB.
Figure 78: Checking Error No. CH104 from Harness.
51&7
$
51&7
#
+&7
$
+&7
#
%'0
$
%'0
#
&4;
&4;
)0& 8
A 10 pin harness for connecting Main PCB with External PCB.
Test all pins on both sides to see if
short. (Normally short.)
Table 84: Error No. 104 External PCB Checkpoint Details.
Check Mode
Multi-Meter Measured Value
Black Red Normal Abnormal
PCB ȍ
SODU B
Pin 1 – SODU B
(White Connector)
Ļ
Open
(Not Normal)
SODU A
Pin 2 – SODU A
(White Connector)
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