
89
TROUBLESHOOTING
DOOR S/W works
normal (Open/Close)
IC01 MICOM #62 Output
Voltage is normal
Voltage Output at Pin
CN75 #1,#2 is normal
Voltage Output at the
MAIN PCB Connector (CN75) is
normal (10~12V)
The LED Lamp is
connected properly
The LED Lamp is ok
Start
Check & Replace REED S/W
& Magnet Ass'y
Replace / Repair PCB
Replace PCB
Check Connector Terminal /
Replace PCB
Check Connector Terminal
Replace LED LAMP
Normal
No
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Door & MICOM State
DOOR S/W
MICOM(#8)
Close
0V(Low)
Open
5V(High)
MICOM State
DOOR
F or R
#8
Close
0V(Low)
Open
5V(High)
Q711(F)
Micom
CN75 #1,#2 Pin
0V(Low)
0V(Low)
5V(High)
10~12V(High)
4-15) When the Room Lamp (LED) does not light up
- 2 BOARD
Содержание RR39M7 Series
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Страница 106: ...106 7 BLOCK DIAGRAM This document can not be used without Samsung s authorization 7 1 PBA Main 2 BOARD...
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