Dc Link Voltage Sensor - Samsung AR09FSSYAWTNEU Service Manual

12-2-1 - in vo ta e sensor error
n I o d r o d s i l p y a
Outdoor display
1.Checklist :
1) Is the input voltage of outdoor terminal block is normal?
2) Is the reactor wire connected?
3) Is the DC_link capacitor(CE101,CE102,CE103) assembled in accordance the specification? (Outdoor PBA)
4) Is the DC_link resistor(R104,R106,R107,R108) value is normal? (Outdoor PBA)
2. Troubleshooting procedure
Is the connected of reactor wire? Is the connected of reactor wire? Is the connected of reactor wire? Is the connected of reactor wire?
(PBA-Reactor) (PBA-Reactor) (PBA-Reactor) (PBA-Reactor)
Restart Restart Restart Restart
Star he Star he Star he Star he (cooling mode or (cooling mode or (cooling mode or (cooling mode or
Is the DC_link voltage (CE101) is Is the DC_link voltage (CE101) is
Is the DC_link voltage (CE101) is
normal in normal in normal in
Normal range(280Vdc~320Vdc)
Is the DC_link sensing Is the DC_link sensing
voltage(R104) is normal in voltage(R104) is normal in
Is the DC_link sensing voltage(R104) is normal in
mode? Normal range (0.2Vdc~2.8Vdc)
Is the reactor insula on damaged? Is the reactor insula on damaged?
Exchange the Reactor Exchange the Reactor
Samsung Electronics
4 E 9 6 D _ C i l k n
DC_link voltage sensor error
YES YES YES YES
r power r power r power r power . . . .
ng mode) ng mode) ng mode) ng mode)
mode? mode? mode?
YES YES YES
mode? mode?
YES YES
YES YES
v l o a t e g e s s n r o e r r r o
NO NO NO NO NO
NO NO NO
NO NO NO
NO NO
Connec he reactor wire Connec he reactor wire Connec he reactor wire Connec he reactor wire
Check the power input Check the power input Check the power input
Exchange the Outdoor PBA Exchange the Outdoor PBA Exchange the Outdoor PBA
Exchange the Outdoor PBA Exchange the Outdoor PBA
12-2-14