Samsung Electronics 134
Troubleshooting
4-3-45 DC Link voltage sensor error
Outdoor unit display
(INVERTER1 PBA) (INVERTER2 PBA)
(OUTDOOR FAN 1 PBA)
Judgment Method
∙ DC voltage detection : Error judgment where the voltage value is more than 4.8V or less than 0.2V.
Cause of problem
∙ DC Link Connector disconnected
∙ PBA voltage sensing circuit defective
Check the connector
connection
Check the status of DC LINK Connector
Power Off
Replace FAN PBA
E496
E469
Replace No1 INVERTER PBA
E369
Replace No2 INVERTER PBA
1.
Cause of problem
DC power wire (Inv. PBA)
DC power wire (Fan PBA)
4-3 Appropriate Measures for Different Symptom (cont.)
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