
B5R
A4R
Fixing Film
Non-feed area
Non-feed area
Execution condition/timing
When switching to paper that is wider than the preceding sheet while printing and the detected temperature of the Main Thermistor
(front/rear edge of the Fixing Heater) and Sub Thermistor (front/rear edge of the Fixing Film) at that time exceeds the designated
temperature
Control description
This is a control to stop pickup of the succeeding sheet and power distribution to the Fixing Heater to reduce fixing temperature.
This down sequence is terminated at the point when any of the following conditions is satisfied.
• When the detected temperature of the Main Thermistor (front/rear edge of the Fixing Heater) and Sub Thermistor (front/rear
edge of the Fixing Film) is at or below the designated temperature
• When specified time has elapsed after the preceding sheet passed the fixing nip
Fixing Film Unit Engagement/Disengagement Control
The Fixing Film Unit is disengaged from the Pressure Roller under a specific condition in order to prevent deformation of the
Fixing Film/Pressure Roller due to heat and pressure that arise when the drive of the Pressure Roller stops, and to improve jam
removability.
2. Technology
86
Summary of Contents for imageRUNNER ADVANCE C255 Series
Page 1: ...Revision 2 0 imageRUNNER ADVANCE C355 C255 Series Service Manual ...
Page 17: ...Product Overview 1 Product Lineup 7 Option 8 Features 11 Specifications 14 Parts Name 18 ...
Page 127: ...Periodical Service 3 Periodically Replacement Parts 117 Consumable parts 118 ...
Page 154: ...4 Remove the Screws 5x 5 Remove the Rear Cover 1 4 Parts Replacement and Cleaning 143 ...
Page 257: ...1 Free the Harness 1 Harness Guide A 1x 1 A 4 Parts Replacement and Cleaning 246 ...
Page 376: ...Error Jam Alarm 7 Overview 366 EError Code 369 Jam Code 457 Alarm Code 464 ...
Page 469: ...Host Machine Cassette PS12 PS11 PS01 PS04 PS05 PS14 PS10 PS101 7 Error Jam Alarm 458 ...
Page 490: ...85 0005 For R D A Operation B Cause C Remedy 7 Error Jam Alarm 479 ...
Page 890: ...4 4x TP M3x6 5 3x 6 2x TP M3x6 7 8 9 Installation 879 ...
Page 891: ...9 1x 10 1x 11 2x 12 4x 13 9 Installation 880 ...
Page 903: ...17 9 Installation 892 ...
Page 914: ...5 6 2x Screw w washer M3x14 7 4x TP M3x6 9 Installation 903 ...
Page 923: ...3 2x 4 Short 1x 5 1x NOTE The removed screw will be used in step 7 6 1x 9 Installation 912 ...
Page 930: ...9 10 11 1x 12 13 9 Installation 919 ...
Page 931: ...14 2x 15 16 2x 17 6x 18 4x 9 Installation 920 ...
Page 932: ... Installing the NFC kit C1 1 1x 2 1x 3 TP M3x4 1x 9 Installation 921 ...