Troubleshooting
Samsung Electronics
4-53
4-4-27 Internal PCB Communication error of the Outdoor Unit C-Box
Outdoor unit display
Indoorunit display
×(Operation)
ስ
(Reservation)
ስ
(Blast) ×(Filter) ×(Defrost)
Judgment Method
· PCB does not respond to the invoked Main PCB
Cause of problem
· C-Box internal Inverter PCB, Fan PCB, Hub PCB defective
1. Cause of problem
Replace Hub PCB
Replace Fan PCB
(Fan PCB TX part : Breakage)
Replace Connection wire
Check the connection status
(CN12 connector)
Fan PCB CN13 connection
No
No
No
Yes
Yes
Yes
Connection wire of
Hub PCB/Main PCB did confirmation?
(Verify the broken wire)
Lighting of Fan PCB LD41 did confirmation?
Is Fan PCB CN13 connector accurately connected?
E206 C001
E206 C002
Содержание AM009FN1DCH/AA
Страница 214: ...PCB Diagram and Parts List Samsung Electronics 5 11 5 1 5 Duct type MSP 4 1 1 2 3 5 6 7 1 11 12 13 14 15 16 18 17 8 9 10...
Страница 216: ...PCB Diagram and Parts List Samsung Electronics 5 13 5 1 6 Duct type Super 1 2 3 5 4 6 9 10 11 12 13 14 15 16 7 8...
Страница 218: ...PCB Diagram and Parts List Samsung Electronics 5 15 5 1 7 Celing type 1 2 3 4 5 6 7 19 18 9 10 11 12 17 15 14 13 8...
Страница 224: ...Wiring Diagram Samsung Electronics 6 3 6 1 3 BIG Duct This Document can not be used without Samsung s authorization...
Страница 225: ...Wiring Diagram 6 4 Samsung Electronics 6 1 4 Ceiling This Document can not be used without Samsung s authorization...
Страница 226: ...Wiring Diagram Samsung Electronics 6 5 6 1 5 RAC Neo Forte This Document can not be used without Samsung s authorization...