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Troubleshooting
Internal PCB Communication error of the Outdoor Unit C-Box (cont.)
E206 C003/C004
Lighting of INV PCB LD11 did confirmation?
Is INV PCB CN32 connector accurately
connected?
Replace INV PCB
(INV PCB TX part : Breakage)
4-38
Yes
Yes
No
Check the connection status
(CN91 connector)
No
CN32 connector connection
Samsung Electronics
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