12
11
If possible make repairs. If repairs are not suc-
cessful or cannot be made, call Norcold Technical
Support 1-800-444-7210 for assistance.
From page 11
NO
10
Continuity through the Wire Harness
Red/Yellow wire
?
9
Continuity through the Wire Harness
Blue wire
?
1. Plug the wire harness back into the
Power Board P1 connector.
2. Connect volt meter + probe to the
Red/
Yellow
and the – probe to the
Black wire
.
See Figure 3-8, page 15.
3. Press and release the OFF/ON switch
button to turn ON refrigerator.
12
NO
NO
Controls okay
1. Unplug the Wire Harness at the P1 Power Board
connector
2. Check the Wire Harness
Blue wire
and
Red/
Yellow
for continuity. See Figure 3-7, page 15.
Refrigerator ON?
Replace the Optical Control Display Assembly.
Voltage present after releasing
switch button?
Figure 3-1. —Checking continuity of power board F1 fuse.
Installed in power board
MIN MAX
RANGE
HOLD
Hz
REL
mA
A
mV
V
V
OFF
!
!
A
COM
V
mA
µ
A
1000V MAX
400mA MAX
FUSED
10A MAX
FUSED
PEAK MIN MAX
µ
A
CAT II
4 1/2 DIGITS
1 Seconds
TRUE RMS MULTIMETER
V
Removed from power board
YES
YES
YES
YES
Replace Power Board.
NO
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