Table 1-15
Paper deck media switch combinations (continued)
Paper size
Cassette media-width switch
Cassette media-end switch
Top
Center
Bottom
Top
Center
Bottom
Ledger
OFF
OFF
ON
OFF
OFF
ON
A3
OFF
OFF
OFF
OFF
OFF
ON
Paper deck lift-up operation
The paper deck lifts up the tray to keep the surface of paper at the pickup position whenever the
following occurs:
●
The product is turned on
●
The cassette is installed
●
The paper stack surface lowers by pickup operation
NOTE:
The following figure illustrates the mechanism for paper deck cassette 3, but each paper deck
cassette has the same mechanism.
Figure 1-52
Paper deck lift-up operation
M92
SR92
Lifter
Lifting plate
PD cassette 3 media stack surface sensor
PD cassette 3 lifter motor
Cassette 1
Cassette 2
Cassette 3
The operational sequence of the lift-up is as follows:
1.
The PD cassette 3 lifter motor rotates to raise the lifter.
2.
The PD cassette 3 lifter motor stops when the PD cassette 3 media stack surface sensor detects the
paper surface.
3.
The PD cassette 3 lifter motor rotates again when the PD cassette 3 media stack surface sensor
detects that the stack surface lowers during a print operation.
72
Chapter 1 Theory of operation
ENWW
Summary of Contents for LASERJET ENTERPRISE MFP M725dn
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Page 6: ...iv Conventions used in this guide ENWW ...
Page 32: ...xxx ENWW ...
Page 142: ...110 Chapter 1 Theory of operation ENWW ...
Page 457: ...4 Close the fuser jam access cover 5 Close the fuser door ENWW Clear jams 425 ...
Page 475: ...1 Lift the document feeder latch 2 Open the document feeder cover ENWW Clean the product 443 ...
Page 516: ...484 Appendix A Service and support ENWW ...
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