6.
Use the Manual sensor tests to toggle the TOP sensor (SR9). If the sensor is not properly
functioning, replace the high-voltage power supply.
7.
Inspect the connector (J48) on the DC controller PCA, and connector (J63) on the Tray 3 lower
clutch.
8.
Use the Components tests to activate the drum motor (listen for the motor to rotate). If the motor is
not properly functioning, replace the main drive assembly.
13.B2.D3 Jam in top cover area (tray 3) (optional input devices installed)
Description
Paper stay jam at top/registration sensor from Tray 3. This jam occurs when the paper does not reach
the TOP sensor (SR9) within the designated amount of time from Tray 3.
Recommended action
1.
Open the top cover, and then remove any jammed paper.
IMPORTANT:
Do not remove the toner cartridge. Make sure that you remove any jammed
paper from the top cover area before proceeding to avoid tearing partially picked paper.
Open the upper right door, and then remove any jammed paper.
Open Tray 3, remove any jammed paper, and then close Tray 3, the upper right door, and the
top cover.
2.
Check for obstructions in the paper path from Tray 3.
3.
Check the pickup, feed, and separation rollers for Tray 3. Replace the rollers if they are worn or
defective.
4.
Make sure that the registration assembly shutter is properly functioning. Replace the registration
assembly if necessary.
5.
Use the Manual sensor tests to activate the pickup solenoid (listen for the solenoid to move) for
Tray 3. If the solenoid is not properly functioning, replace the solenoid.
6.
Use the Manual sensor tests to toggle the TOP sensor (SR9). If the sensor is not properly
functioning, replace the high-voltage power supply.
7.
Inspect the connector (J48) on the DC controller PCA, and connector (J63) on the Tray 3 lower
clutch.
8.
Use the Components tests to activate the drum motor (listen for the motor to rotate). If the motor is
not properly functioning, replace the main drive assembly.
13.B2.DD Jam in top cover area
Description
Paper stay jam at top/registration sensor from the duplexer. This jam occurs when the paper does not
reach the TOP sensor (SR9) within the designated amount of time from the Duplexer.
312
Chapter 2 Solve problems
ENWW
Содержание LASERJET ENTERPRISE MFP M725dn
Страница 1: ...LASERJET ENTERPRISE MFP M725 Troubleshooting Manual M725z M725dn M725f M725z ...
Страница 2: ......
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 ...
Страница 545: ......
Страница 546: ... 2013 Hewlett Packard Development Company L P www hp com CF066 91023 CF066 91023 CF066 91023 ...