Samsung DVM S ECO BIG Series - Page 51

Troubleshooting
Samsung Electronics 4-9
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Discharge mode of DC link voltage
FAN PBA
INVERTER PBA
• Evenwhentheoutdoorunitpowerisoff,itisdangerous
when you come in contact with inverter PCB since it is
charged with high DC voltage.
• Whenreplacing/repairingthePCB,cut-offthepowerand
wait until the DC voltage is discharged before replacing /
repairing them. (Wait for more than 15 minutes to allow it
to discharge naturally.)
• During"DischargemodeofDClinkvoltage",voltageof
INV will be displayed.
• Ifinvertererrorisoccurred(E464/364,E461/361,etc.),
please wait more than 15 minutes until self-discharging
after shutting off the power because it can not enter a
discharge mode.
How to initiate
Press the K2 tact switch 3 times.
Etc.
Discharge is complete, the power of the Inverter
PCB is being blocked, communication function is
blocked, E206 will occur.