Troubleshooting
Samsung Electronics
87
Outdoor unit
display
(C001 ~ C005)
- some boards of outdoor unit are not communicating
Indoorunit
display
Duct, Cassette (1/2 Way),Console, Celing
Cassette (4/Mini4 Way)
Wall-mounted (NeoForte)
Operation Defrost Timer Fan Filter/MPI Operation Defrost Timer Filter Operation Timer Turbo
×
×
◑
◑
×
×
◑
◑
×
×
◑
◑
※ ●
: ON
◑
: Flash ×: OFF
Judgment
Method
• PBA does not respond to the invoked Main PBA
Cause of
problem
• C-Box internal Inverter PBA, Fan PBA, Hub PBA, Water Hub PBA defective.
4-3-7
Internal PBA Communication error of the Outdoor Unit C-Box
1. Cause of problem
When happen, refer to how to check E205.
HUB PBA replace if E206 C001 is continued..
No
Yes
Does E205 occur after 1 minute?
Replace the FAN PBA
Check the wire connection status.
Replace the NVERETER PBA.
Check the wire connection status.
No
No
No
Yes
Yes
Yes
Is INVERETER
PBA CN13 connector and EMI PBA
CN23 connector accurately
connected?
Does INVERETER PBA
LD22 (LED) blink?
Is INVERETER PBA CN31, CN91
connector and FAN PBA CN501 connector
accurately connected?
E206 C001
E206 C002
4-3 Appropriate Measures for Different Symptom (cont.)
C003 : Replace the INVERTER PBA 1
C004 : Replace the INVERTER PBA 2
C005 : Replace the Water Hub PBA
E206 C003/C004
