Samsung AM160FNBFEB/EU, Руководство по обслуживанию

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T ro u b l eshootin g
4-9 2 S a m s u n g El e c troni c s
4-4-48 L o w P ress u re se n sor error ( O p e n/Sh ort )
ስ
(O peration )
ስ
( R eser v ation )
ስ
(Bl ast ) ×(F i l ter ) ×( De f rost )
∙ Dis c onne c tion or b rea k do w n o f re l e v ant sensor .
∙ R e f er to the ju d g m ent m ethod b e l o w.
I ndoor u nit disp l a y
Ju d g m ent Method
C a u se o f pro b l e m
Ou tdoor u nit disp l a y
1 . L o w Press u re sensor O pen /S hort error deter m ination m ethod
1 ) I denti f ies f ro m w hen po w er is s u pp l ied or 2 m in u tes a f ter R ESET, and on ly w hen set is stopped .
2 ) A n O pen /S hort error w i ll o cc u r i f the inp u t v o l ta g e standard ran g e o f 0 . 5 V ~ 4 . 9 5 V is e x c eeded .
2 . I nspe c tion Method
R ep l a c e L o w Press u re sensor
P l ease re - inspe c t a f ter c onne c tin g
the c onne c tor to the P CB
No
Y es
Did the L o w Press u re sensor c onne c tor
g et dis c onne c ted f ro m the P CB?
R e f i ll re f ri g erant a f ter v a c uu m
No
Y es
I s there re f ri g erant inside the set ?
( P l ease c he ck b y c onne c tin g the m en u
f o l der g a u g e to the ser v i c e v a lv e )
R ep l a c e P CB
No
Y es
Ou t o f the P CB L o w Press u re
sensor ter m ina l s , is there v o l ta g e b et w een
pins 3 and 4 5 V?
T he ف m ar k is the 1 st pin on the P CB .