Refrigerator-Lamp Doesn’t Work - Kenmore 795.77562600 Service Manual

Refrigerator-lamp Doesn't work
PR
BL
R-Lamp
Is the condition of
the refrigerator door
switch like as below?
Status
Normal
Push the Switch
Yes
Is the connection loose?
CON6
No
MAIN
GY
10
PCB
9
GY
4
11
CON3 CON4
Wiring diagram
Replace
No
Door switch
AC DC
Part Part
Tester
0
Infinity
Yes Reconnect
CON3
GY
GY
11 4
GY
GY
1
12
12
Housing
Hinge
Is the voltage between pin10
and pin11 of CON4 like as
below?
Pin11 GY Pin10 GY
Voltage of Door switch
Door
Closed
Open
Yes
Is the voltage between pin4
and pin9 of CON3 like as
below?
Pin9 PR
Voltage of Refrigerator lamp
Door
Closed
Open
Yes
Replace Lamp
- 37 -
R-DOOR Switch
Replace
No
Main PCB
CON4
Test Point Result
pin10 to pin11 5 V
pin10 to pin11 0 V
Replace
No
Main PCB
CON3
Pin4 BL
Test Point Result
pin4 to pin9 0 ~ 2 V
pin4 to pin9 115 V