Main Pcb Layout - Samsung rb195ab** xaa Troubleshooting Manual

CN= Connector # for measuring voltages; () means go to connector #, pin # shown in () for voltage common.
CN30 Sensors & Switches Component Name
4-(CN76-1) F Def Sensor (Org-Gry) 2.3~4.2vdc
Pin #s & wire colors on each connector to measure voltages
RB195AB, RB197AB, RB215AB, RB217AB
CN71 120vac
3-(CN72-9) R Lamp (Blu-Red)
5-(CN72-9) F Lamp (Pnk-Red)
9-(CN72-9) Ice Water Valve (Prp-Red)
CN10 120vac
3 - L1 (Red)
CN50 Display Panel
# tsRB195AB RevB 03/30/2011
Voltage on operating component

Main PCB Layout

CN72 120vac
1-9 Compressor (S/Blu-Red)
5-3 R Heater (fill tube htr) (Wht-Org)
7-3 F Heater (Brn-Org)
Key To Read PCB Layout
CN30
1-7 F Door SW (Blk-Gry)
2-7 R Door Sw (Brn-Gry)
3-8 R Room Sensor (Red-Gry) 2.4 ~ 2.8 vdc
4-8 R Def Sensor (Org-Gry) 2 ~ 4.2 vdc
5-8 F Room Sensor (Yel-Gry) 3.5 ~ 4.2 vdc
6-8 F Def Sensor (Pnk-Gry) 2.3 ~ 4.2 vdc
CN31
1- 3 Ambient Sensor (Wht-Wht) 1.2 ~ 2 vdc
CN90 Ice Maker
7-8 I/M Motor (Wht-Red) 12 vdc
5-6 I/M Senor (Wht-Wht) 2.1 ~3.7 vdc
5-8 Test Sw (Gry-S/Blu)
CN756F, R, C Fans
1 C Fan FG(Blu) 7.5 ~ 9.9 vdc
2 F Fan FG(Pnk) 9.9 ~ 11.8 vdc
3 R Fan FG(Yel) 8.2 ~ 9.9 vdc
4-7 C Fan (Org-Gry)
5-7 F Fan (Red-Gry)
6-7 R Fan (Brn-Gry)
5