☞
Checking Mehod of Ice Room Sensor
voltage CN78-"10"(Orange)
↔
CN76-”1”
(Gray)
- Compare with the temperature table after
measurement.
☞
Checking Method of Ice Room Sensor Voltage
- Measure the Resistance, R316(IC01 MICOM #90) on PCB or
CN78-"10"(Orange)
↔
REG1, HEAT SINK
- Compare with the temperature table after measurement.
Measured voltage of CN78-"10"(Orange)
↔
REG1, HEAT SINK are
as below
Typical PCB Ground
REG1 Heater Sink
5 . Se lf Dia gnosis & Trouble Shoot ing
Is the input voltage of
IC01 MICOM #71 normal?
YES
NO
No trouble with PCB and
temperature sensor.
Check the bad connections.
YES
Measuring voltage of IC01 MICOM #90,
CN78-"10"(Orange) and REG1, HEAT
SINK from typical PCB Ground are
similar.
→
Check the measure on the Resistance,
R316 due to the SMD MICOM
5 -1 . I f t he t rouble is de t e c t e d by se lf-dia gnosis
Check the iced-solder, solder
bridging, disturbed solder
To do list
Содержание AW3-PJT
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