General and Operation Overview
Phaser 7100 Service Manual Xerox Internal Use Only1-72
Fans and Temp/ Humidity Sensor
• HVPS2 Fan - Cools the vicinity of the HVPS2 PWB (the upper section of the HVPS).
• LVPS Fan - Cools the bottom left side of the LVPS PWB.
• Developer Fan - Cools the vicinity of the HVPS1 PWB (the lower section of the HVPS).
• Temp/ Humidity (Environmental) Sensor - Detects the temperature and humidity in the printer.
The detected temperature/ humidity is used as the condition to perform the various voltage
correction during Process Control.
s7100-197
HVPS2 Fan
LVPS Fan
Developer Fan
Temp/Humidity (Environmental) Sensor