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Ricoh PRO C751 - Page 267

Ricoh PRO C751
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Taurus-C1 Training
267
Slide 267
Image Position Correction (MUSIC)
Thermistors
1. YM Thermistor: Inside the YM laser unit
2. CK Thermistor: Inside the CK laser unit
3. K PCDU Temperature/Humidity Sensor: Near the K PCDU
4. ITB FB Thermistor : On the belt speed sensor below the front edge of
the ITB
5. Temperature/Humidity Sensor: Behind the heater switch panel
6. Y Thermistor: Behind the ITB Unit
Only sensors 1, 2, and 4 are used for MUSIC.
Number 4 is also used for controlling the speed of the ITB.
Number 3 is used for process control and charge roller voltage control.
Number 5 is used for fusing lamp control.
Number 6 monitors the machine’s internal temperature. It is also used for liquid
coolant pump operation timing.