Oki ES9160 Maintenance Manual page 53

3.3.7 Thermistors and thermostats
Symbol Name
THMO1 THERMO-FSR-C
Fuser center thermostat
THMO2 THERMO-FSR-F
Fuser front thermostat
THMO3 THERMO-DRM-DH
Drum damp heater thermostat
THMO4 THERMO-SCN-DH
Scanner damp heater thermostat
THMS1 THMS-C-HTR
Center thermistor
THMS2 THMS-S-HTR
Side thermistor
THMS3 THMS-EDG-HTR
Edge thermistor
THMS4 THMS-DRM
Drum thermistor
3.3.8 Transformer
Symbol Name
HVPS PS-HVT
High-voltage transformer
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Function
Preventing overheating in the fuser unit
Preventing overheating in the fuser unit
Controlling the temperature of the drum
damp heater
Controlling the temperature of the
scanner damp heater
Detecting the surface temperature at
fuser roller center
(for controlling the temperature of the
center heater lamp)
Detecting the surface temperature at the
rear side of the fuser roller
(for controlling the temperature of the
side heater lamp)
Detecting the surface temperature at the
edge of the fuser roller
(for preventing overheating)
Detecting the temperature at the drum
surface
Function
Generating high-voltage and supplying it
to the following sections
• Needle electrode
• Main charger grid
• Developer bias
• Transfer bias
3 - 15
Remarks P-I
Fig. 3-5 31-13
Fig. 3-5 31-26
Fig. 3-4 5-21
Fig. 3-3 12-22
Fig. 3-5 31-31
Fig. 3-5 31-31
Fig. 3-5 31-31
Fig. 3-4 28-22
Remarks P-I
Fig. 3-4 10-2
ES9160 MFP / ES9170 MFP
OUTLINE OF THE MACHINE
3