Samsung Electronics
Yes
No
No
Yes
Are R113, R114, R115 470kohm? Exchange the PCB.
12-2-11 DC-Link voltage sensor error
1. Checklist :
1) Is the voltage of indoor unit terminal block 1, 2 correct after power supply?
2) Is the capacitor(C101, C102, C103) for DC-Link assembled in accordance the specification?
3) Are R112, R113, R114 470 Kohm?
4) Is R115 14.3Kohm?
2. Troubleshooting procedure
Is the voltage of indoor unit terminal block
1, 2 correct after power supply?
Is the capacitor(C101, C102, C103)
for DC-Link assembled in accordance
the specification?
Apply the troubleshooting for
outdoor unit power supply error.
Connect the connector.
Exchange the PCB. Normal operation
Exit
Yes
Yes
No
Is R116 14.3kohm? Exchange the Fan.
No
Troubleshooting
12-13
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