Canon NP6218 Service Manual page 298

CHAPTER 10 TROUBLESHOOTING
10) Enter '4' using the keypad, and set the copy count.
11) Press the service switch (SW302), thereby recalling the temperature of the No. 1
thermistor.
• The display indicates '1'.
12) Press the AE key, and enter '9' on the keypad.
• The display indicates '109'.
13) Press the Start key.
• Make 4 copies in A3.
14) When copying is finished, take note of the temperature reading in the display. Press
the Start key once again when the reading is 116°–118°C.
• Make four copies in A3.
15) Check if offset has occurred.
• If offset is noted, change the temperature control value of the fixing heater. Go to
step 16).
• If offset is not noted, go to step 21).
16) Press the Clear key, and enter '5' using the keypad.
• The display indicates '508'.
17) Press the AE key, and enter '8' using the keypad.
• The display indicates '508'.
18) Press the Start key.
• The display indicates '002'.
19) Enter '3' using the keypad.
• The display indicates '003'.
20) Press the AE key.
• The setting is changed.
21) Press the Reset key.
• The copier leaves service mode.
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COPYRIGHT © 1997 CANON INC. CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)