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