User Guide

General timing chart
Figure 2-37 General timing chart
Timing chart is two consecutive print jobs on letter-size paper (full color using one-to-one speed mode)
STBY STBY
3 Fixing delivery sensor 4 Fixing motor
Primary transfer bias Y
10 Pickup motor 15 Developing bias Y
13 Primary charging bias C 18 Developing bias Bk
TOP sensor
23 Secondary transfer bias
6 TOP signal
21 Primary transfer bias C 22 Primary transfer bias Bk 19 20 Primary transfer bias M
5 Scanner motor
11 Primary charging bias Y 14 Primary charging bias Bk 12 Primary charging bias M
Operation
Drum motor 17
PRINTINTR LSTR
1 2 8 Drum motor 2 9 Drum motor 3
16 Developing bias M 17 Developing bias C
Print command
Tray pickup solenoid
144 Chapter 2 Solve problems ENWW