Ricoh D146 Service Manual page 514

Service Call 441-498
SC No. Level
SC498-00 C
D146/D147/D148/D149/D150
Error Name/Error Condition/Major Cause/Solution
Temperature and humidity sensor error
Temperature sensor output error: Below 0.76V, or above 2.90V,
or Moisture sensor output error: more than 2.4V
§
Sensor not setting (disconnection or broken)
§
Sensor defective
§
Check the sensor setting
§
Replace the sensor
5-40 SM