Canon NP6012F Service Manual page 139

c---.
\
X. SELF DIAGNOSIS
The copier's DC controller PCB is equipped with a microprocessor that checks the state of
the machine (sensors in particular); when it identifies an error, it indicates it in the copy counter
on the control panel.
In the case of 'EOOl', 'ED' and '01' are flashed alternately.
t
Indicated when the frxrng film IS berng
Indicated when the drum unit has reached . The cummulative number of copies made
its life (replacement).
by the drum unit has reached 30,000.
H
Fixing heater (overheating) -The thermistor (TH2) temperature
exceeds 225°C during copying
operation.
m n - Thermistor (THI, TH2; faulty)
Euflu
l
Fixing heater (Hi; faulty)
0 Thermal fuse (FIJI; melted)
- Triac (faulty)
l
DC controlfer PCB (faulty)
l
The thermistor (THl) temperature fails to
reach 65°C 1.5 set after,a press on the
Copy Stan key.
l
The thermistor (THI) temperature fails to
reach 150°C in 4 set after a press on tht
Copy Start key.
l
The thermistor (TH2) temperature fails to
reach 65°C in 4 set after a press on the
Copy Start key.
(Note 1)
,.'--,
l
After E007
The temperature detected by the
thermistor (THI) is 100°C or less at
power-on.
COPYRIGHT 8 1995 CANONINC.:
CANON NP6012/NPS012F/NP6212 REV1 SEPT.1935 PRlNTEDINJAPAN(lMPRIMiAUJAPON)
3-101