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6. The automatic paper delivery system is activated if a residual paper is detected.
Engaging
Engaging
PRNT
STBY
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
WAIT
INTR
LSTR
XX
XX
XX
XX
XX
XX
Fixing temperature control
Fan (FAN1)
Feed motor (M1)
Delivery motor (M2)
Drum motor (M3)
Developing motor (M4)
Scanner motor
Pick-up solenoid (SL1, SL2)
Secondary transfer engaging
solenoid (SL4)
Registration clutch (CL1)
Developing engaging clutch (CL3)
Registration paper sensor (PS4)
Fixing delivery paper sensor (PS7)
Face-down delivery paper sensor (PS10)
/TOP signal
Primary charging bias
Developing bias
Primary transfer bias (yellow)
Primary transfer bias (magenta)
Primary transfer bias (cyan)
Primary transfer bias (black)
Secondary transfer bias
Sequence
Disengaging
Cleaning bias
Warm-up temperature control 1
Between-sheets temperature control
Normal speed
XX
XX
Disengaging
XX
XX
XX
XX
Warm-up temperature control 2 Print temperature control
Double speed
Print command
XX
XX
XX
XX
XX
XX
XX
(Unit: second)
Between-sheets bias
Print bias
Print bias
Cleaning bias
Between-sheets bias
Figure 5-3.
Timing diagram
118 Chapter 5 Theory of operation ENWW