formatter through the DC controller as a correction value of scanning start position for the second side
printing.
Figure 1-65
Duplexer side misregistration detection
M1
CL1
Paper
Photoreceiver sensor assembly
Side misregistration sensor
Flag for home-position
detection
LED for
home-position detection
LED for
A4-R/A3 size detection
LED for Letter-R
size detection
LED for paper right edge detection
LED assembly
Image starting position
Sensor position
when the paper is in niminal position
Sensor opsition
when side misregistration of paper
is detected
Sensor position
when detecting the home-position
Side misregistration
Outline of LED ass’ y
1. Detects home-position
2. Detects right edge of paper
90
Chapter 1 Theory of operation
ENWW
Содержание LASERJET ENTERPRISE MFP M725dn
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Страница 3: ...HP LaserJet Enterprise MFP M725 Troubleshooting Manual ...
Страница 6: ...iv Conventions used in this guide ENWW ...
Страница 32: ...xxx ENWW ...
Страница 142: ...110 Chapter 1 Theory of operation ENWW ...
Страница 442: ...2 Open the upper left door 3 Press the green tab down to open the bar 410 Chapter 2 Solve problems ENWW ...
Страница 457: ...4 Close the fuser jam access cover 5 Close the fuser door ENWW Clear jams 425 ...
Страница 475: ...1 Lift the document feeder latch 2 Open the document feeder cover ENWW Clean the product 443 ...
Страница 512: ... 2009 Hewlett Packard Development Company L P Rev 04 09 480 Appendix A Service and support ENWW ...
Страница 516: ...484 Appendix A Service and support ENWW ...
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