Troubleshooting
Samsung Electronics
4-59
4-3-20 Communication error between Main and Sub Micoms of an Outdoor unit or among Outdoor Units
-
x x x (
x x x
:
The address of the error occurred indoor unit)
• Communication error between outdoor units
• Refer to the diagnosis method below
Indoor unit display
Criteria
Cause of problem
Outdoor unit display
Error reset (Key 3)
Confirm an error outdoor unit
(U200, U201, U202, U203)
Is power input normal?
15V, 5V
Check if there is a
wire-break in the external
communication line.
Check the
setup optionfor the outdoor unit
K13, K14
Replace PCB
Check power
Change the wire-break or
connection
Setup change
Yes
Yes
Yes
No
No
No
1. How to check
* If communication error occurs, please refer to pages 4-50 see essential pre-checkup details.
Summary of Contents for AVXCSH023/032/040CE
Page 114: ...0 02 Samsung Electronics 4 30...
Page 232: ...0 02 Samsung Electronics 5 20...
Page 250: ...0 02 Samsung Electronics 5 38...
Page 262: ...0 02 Samsung Electronics 5 50...
Page 263: ...5 51 Samsung Electronics 5 2 Outdoor Unit 5 2 1 RVXVHT075 100FE RD075 100VHXFA...
Page 264: ...Exploded Views and Parts List Samsung Electronics 5 52 RVXVHT075 100FE RD075 100VHXFA cont...
Page 267: ...Exploded Views and Parts List 5 55 Samsung Electronics 5 2 2 RVXVHT125FE RD125VHXFA...
Page 268: ...Exploded Views and Parts List Samsung Electronics 5 56 RVXVHT125FE RD125VHXFA cont...
Page 279: ...Exploded Views and Parts List 5 67 Samsung Electronics 5 2 5 RD040 050MHXCA...
Page 285: ...PCB Diagram 6 5 Samsung Electronics 6 1 4 Duct type Slim MAIN PCB...
Page 288: ...0 02 Samsung Electronics 6 8...
Page 289: ...PCB Diagram 6 9 Samsung Electronics 6 1 5 Duct type MSP MAIN PCB...
Page 291: ...PCB Diagram 6 11 Samsung Electronics 6 1 6 Duct type BIG MAIN PCB...
Page 295: ...PCB Diagram 6 15 Samsung Electronics 6 1 7 Wall mounted type Neo Forte without EEV MAIN PCB...
Page 298: ...0 02 Samsung Electronics 6 18...
Page 299: ...PCB Diagram 6 19 Samsung Electronics 6 1 8 Wall mounted type Neo Forte with EEV MAIN...
Page 302: ...0 02 Samsung Electronics 6 22...
Page 303: ...PCB Diagram 6 23 Samsung Electronics 6 1 9 Wall mounted type Vivace MAIN PCB...
Page 332: ...0 02 Samsung Electronics 7 16...