Enter the TEST 3 MODE
Is the voltage between
Pins 4 and pin 12
of
CON3 like as below?
CON3
Pin12 BK
Pin4 BL
Voltage of Compressor
Voltage of Compressor
Voltage of Compressor
Voltage of Compressor
Test Point
Result
Pin4 To pin12
0~2 V
Yes
Replace
Yes
MAIN PCB
(Position No:
500A)
- 48 -
After reset the unit
, take steps to PCB as
follows for temperature compensation.
1. In the case of EBR419564
: Compensate with Jump wire cutting
JUMP
WIRE
JCR1
JCR2
Cutting both jumpers affords a 2¼
temperature compensation
* Cutting of jumper wire
Temp.
Compensation
+1.0 deg
+1.0 deg