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10-31
CHAPTER 10 TROUBLESHOOTING
COPYRIGHT
©
1997 CANON INC. CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
6. Routing the Drive Belt
Route the drive belt around the pulley and tensioner as shown in Figure 10-239.
Figure 10-239
7. Storing the Fixing Heater Resistance
You must store the resistance of the fixing heater as follows whenever you are
replacing the fixing upper unit; do not change the setting unless you have replaced the
heater.
1) Take notes of the resistance (ohm) of the fixing heater recorded on the rear side plate
of the fixing upper unit.
2) Attach the fixing upper unit to the copier.
3) Open the front door, and insert the door switch actuator into the door switch.
4) Press the service mode switch (SW302) with a hex key.
• The copier activates service mode, and indicates ‘1’.
5) Press [3] on the keypad.
• The copier activates adjustment mode, and indicates ‘3’.
6) Press the AE key.
• The copier enters adjustment mode, and indicates ‘301’.
7) Press [0] and [4] on the keypad.
• The copier indicates ‘304’.
8) Press the Start key.
• The copier indicates the current setting.
9) Enter the measured reading, and press the AE key to store.
10) Record the new setting on the service mode label.
11) Press the Reset key.
• The copier de-activates service mode.
unit: ohms; enter a value which is the result of the measured resistance multiplied
by 10.
range (default)
220/240V: ..........235 to 325 (280)