Samsung AR09KSWSPWKNCV, Service Manual

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10-2 Sa ms u ng El ectronics
10-2 Communication Error
Indoor display
3-LED DI S PLAY 7- S EG DI S PLAY DE S CRIPTION
LED1 LED2 LED3
E101/E102 C omm u nication error (I n d oor <-> o u t d oor )
◎ ● ●
Outdoor display
◎ ●
● 1 min. T ime o u t C omm.
{ { ●
Ab norma l C omm u nication
{
● ●
O
LED ON
◎
LED BLINKING
{
LED OFF
1 . C hec kl ist :
1) I s the ca bl e b et w een the in d oor u nit an d o u t d oor u nit connecte d correct ly?
2) I sn ' t the p o w er ca bl e an d comm u nication ca bl e cross ?
2 . T ro ubl eshooting p roce du re
YE S
Ex change the o u t d oor u nit PBA .
Ex change the in d oor u nit PBA .
NO
NO
NO
NO
Ex change the PBA o f no p o w er u nit
T erminate the ser v ice.
T erminate the ser v ice.
C orrect the w rong ca bl e.
YE S
YE S
I s the comm u nication error occ u rre d again ?
I s the connection o f p o w er ca bl e an d
comm u nication ca bl e norma l?
YE S
R estart a f ter p o w er o ff .
I s the p o w er is norma l?
( chec k the LED L am p)
I s the comm u nication error occ u rre d again ?
YE S
10-2-1 Communication Error