Environment Or Humidity Sensor Error - Hisense HRF266N6CSE Service Manual

Environment or Humidity Sensor Error

Is the sensor wiring connection
an open circuit or a short circuit?
Replace the humidity module
NOTES:
•
The Environment Sensor: Pins No. 1 and No. 3
on CN9
•
The Humidity Sensor: Pins No. 1 and No. 4 on
CN9
1. Check the voltage across Pins No. 1 and No. 3
(5 volts DC) and across Pins No. 1 and No. 4
(1.2 to 3.5 volts DC). If the result is abnormal,
the humidity sensor is faulty.
2. Replace the humidity sensor.
Start
N
Y
Repair the wiring
Normal Voltage Measurement:
•
Pins No. 1 and No. 3 is 5V
•
Pin No. 4 is between 1.2V and 3.5V (the voltage
will vary depending on ambient temperature
and humidity).
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