Samsung AR09KSWSPWKNCV, Service Manual

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10-18 Sa m s u ng El ectronics
10-2-16 DC_link voltage under/over error, H/W DC-link Over voltage protection error/PFC over load
Indoor display
3-LED DI S PLAY
7- S EG DI S PLAY
DE S CRIPTION
LED1 LED2 LED3
E466 DC-L in k v o l tage u n d er / o v er error
E483 Ov er V o l tage P rotection E rror
d a o l r e v o C F P 4 8 4 E
Outdoor display
DC-L in k v o l tage u n d er / o v er error
PFC o v er l oa d
Ov er V o l tage P rotection E rro
LED ON LED BLINKING LED OFF
1 . C hec kl ist :
1) I s the in pu t v o l tage o f o u t d oor ter m ina l bl oc k is nor m a l?
2) I s the in pu t v o l tage is higher than 300V ac ?
3) I s the reactor w ire connecte d?
4) I s the DC_l in k ca p acitor (A") asse m bl e d in accor d ance the s p eci fi cation ? (Ou t d oor PBA)
5) I s the DC_l in k resistor ("B") v a lu e is nor m a l? (Ou t d oor PBA)
6) I s the PFC resistor ("C") v a lu e is nor m a l? (Ou t d oor PBA)
2 . T ro ubl eshooting p roce du re
YE S
YE S
YE S
I s the connecte d o f reactor w ire ?
(PBA-R eactor )
I s the the in pu t v o l tage is no m a l?
N or m a l range (180V ac ~ 270V ac )
I s the DC_l in k v o l tage
("A") is nor m a l in o p eration m o d e ?
N or m a l range (280Vd c ~320Vd c )
R estart a f ter p o w er o ff .
R estart a f ter p o w er o ff .
Start the o p eration ( coo l ing m o d e or heating m o d e )
NO
NO
NO
C onnect the reactor w ire
C hec k the in pu t p o w er in the p o w ercor d .
C hec k the in pu t p o w er
" B " " A " L E D O M
DB92-02866A CE101,CE102,CE103
DB92-02867A CE053,CE054,CE055,CE056
" D " " C " L E D O M
DB92-02866A/2867A R105,R106,R107,R108 R105
R101,R102,R103,R104
R059,R060,R061,R062