10-16 Samsung Electronics
10-2-14 DC_link voltage sensor error
Indoor display
3-LED DISPLAY
7-SEG DISPLAY
DESCRIPTION
LED1 LED2 LED3
E469 DC_linkvoltage sensor error
Outdoor display
DC_linkvoltage sensor error
LED ON LED BLINKING LED OFF
1. Checklist :
1) Is the input voltage of outdoor terminalblock is normal?
2) Is the reactor wire connected?
3) IstheDC_link capacit or("A") assembled in accordance the specication?(Outdoor PBA)
4) Is the DC_link resistor("B") valueisnormal? (Outdoor PBA)
2. Troubleshooting procedure
YES
YES
YES
YES
Is the connected of reactor wire?
(PBA-Reactor )
IstheDC_link
voltage ("A") is normal in opera tion mode?
Normal range(280Vdc~320Vdc)
IstheDC_link
sensing voltage("B") is normal in opera tion mode?
Normal range (0.2Vdc~4.8Vdc)
Is the reactor insulation damage
d?
Restart after power o.
Start the operat ion (cooling modeorheatingmode)
Ex change the Reactor
NO
NO
NO
NO
Connect the reactor wire
Check the power input
Exchange the Outdoor PBA
Exchange the Outdoor PBA
"B""A"LEDOM
DB92-02866A CE101,CE102,CE103 R101
DB92-02867A CE053,CE054,CE055,CE056 R062
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