Samsung Electronics 4-28
Troubleshooting
4-5-10 DC-Link voltage sensor error
1. Checklist :
1) Is the connection of R, S, T power wire normal?
2) Are Relay RY21 and R200 on the INVERTER PCB mounted normally?
2. Troubleshooting procedure
Yes
Are connection of the wire from INVERTER PBA to
EMI PBA normal?
Exchange INVERTER PCB
Check and correct the wire connection
No
NS090SDXEA_E_SM_33623A(1)_1.indd 28 2011-04-08 �� 10:55:31
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