Canon NP6251 Service Manual page 672

Symbol Name
Circuit breaker
C B
Counter
CNT
Photosensor
Heater
Lamp
Line filter
L F
Variable resistor
Thermistor
Environment
sensor
Toner sensor
Varistor
Thermal switch
Thermal fuse
COPYRIGHT © 1997 CANON INC.
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Notation
CB1 Circuit breaker
CNT1 Total copy counter
CNT2 Accessories copy counter
DS1 Original size 1 detection
DS2 Original size 2 detection
DS2 Original size 3 detection
H1 Fixing main heater
H2 Fixing sub heater
H3 Drum heater
LA1 Scanning lamp
LA2 Pre-exposure lamp
LF1 Noise filter
MFSVR Multifeeder paper width detecting VR
TH1 Fixing heater main thermistor
TH2 Fixing heater sub thermistor
TH Drum heater thermistor
THHUM1 Temperature humidity sensor
(internal temperature sensor)
TS1 Hopper toner sensor
TS2 Developing assembly toner sensor
VZ1 Varistor
TP1 Fixing heater thermal switch
TP2 Scanning lamp thermal fuse
TP3 Drum heater thermal fuse
Table 11-608
CANON NP6350/NP6251 REV. 0 JULY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 11 TROUBLESHOOTING
Function
11-141