HP Color LaserJet Enterprise MFP M577 — Intermediate transfer belt (ITB) and secondary transfer roller
- Clear paper jams in Tray 1
- Clear paper jams in Tray 2
- Clear paper jams in the optional 550-sheet trays
- Clear paper jams in the right door and the fuser area
- Clear paper jams in the output bin
- Clear paper jams in the document feeder
- Control-panel view (touchscreen control panel, x model only)
- Toner cartridges
- Intermediate transfer belt (ITB) and secondary transfer roller
- Staple cartridge (M577)
- Control Panel Guide
- User Guide
- Load Tray 1
- Load Trays 2, 3, 4, and 5
Turn off the printer, and then disconnect the power cable.
WARNING!:To avoid damage to the printer, turn the printer off, wait 30 seconds, and then remove the power cord before attempting to service the printer.
Open the right door.
Open the right door
Push in on the blue lever to release the secondary transfer roller assembly, and then lower the assembly to the service position.
Lower the secondary transfer roller assembly
Slightly lift the left end of the roller shaft to release the transfer roller clip.
Release the secondary transfer roller clip
Slide the right end roller collar to the left to remove the transfer roller.
Remove the secondary transfer roller
Pull the blue lever to release the ITB drive coupling.
CAUTION:Do not touch the grey-plastic belt. Skin oils and fingerprints on the belt can cause print-quality problems.
Release the ITB drive coupling
Release the left-side ITB spring from the tab.
Release the front-side ITB spring
Place the left-side ITB spring on the holder to keep it out of the way.
TIP:The holder is colored blue to help locate it.
Place the spring on the holder
Release the right-side ITB spring from the tab.
Release the rear-side ITB spring
Place the right-side ITB spring on the holder to keep it out of the way.
TIP:The holder is colored blue to help locate it.
Place the spring on the holder
Grasp the two blue handles on the ITB.
CAUTION:If the ITB is removed to access other assemblies in the printer, use care. The ITB is a sensitive assembly. Be careful when handling the ITB so that it is not damaged. Always place the ITB in a safe and protected location.
Grasp the ITB handles
Pull the ITB out of the printer to remove it.
CAUTION:Do not touch the grey-plastic belt. Skin oils and fingerprints on the belt can cause print-quality problems.
Remove the ITB
Unpack the replacement assembly from the packaging.
CAUTION:Make sure that all of the packing materials and tape is removed from the replacement ITB. The ITB might be damaged if packing materials are in place when the printer power is turned on.
www8.hp.com/us/en/hp-information/environment/product-recycling.html
NOTE:HP recommends responsible disposal of the defective assemblies.
Install the right end of the roller assembly in the printer.
Install the secondary transfer roller right end
Rotate the left end (the gear end) down to install it.
IMPORTANT:Make sure that both ends of the roller assembly are fully seated in the holders.
Install the secondary transfer roller right end
Handle the ITB by the edges. Do not touch the grey-plastic belt. Skin oils and fingerprints on the belt can cause print-quality problems.
CAUTION:Do not touch the grey-plastic belt. Skin oils and fingerprints on the belt can cause print-quality problems.
Handle the ITB by the edges
Align the ITB with the slots in the printer, and then carefully push it into the printer.
NOTE:Be careful. Do not dislodge the ITB springs from the holders. The springs can interfere with installing the ITB.
Align the ITB with the slots in the printer
Continue to carefully push the ITB into the printer until it the orange handles stop it.
Orange handles stop
Release one tab.
Release one tab
Remove the orange handle. Repeat this step for the remaining orange handle.
TIP:HP recommends recycling the plastic handles.
Remove the orange handle
Continue to carefully push the ITB into the printer until it is fully installed.
Install the ITB
Remove the right-side ITB spring from the holder.
Remove the spring from the holder
Fasten the right-side ITB spring under the tab.
Fasten the rear-side ITB spring
Remove the left-side ITB spring from the holder.
Remove the spring from the holder
Fasten the left-side ITB spring under the tab.
Fasten the front-side ITB spring
Push in the blue lever to engage the ITB drive coupling.
IMPORTANT:If the ITB drive coupling is not fully engaged, the right door will not properly close.
Engage the ITB drive coupling
Close the right door.
TIP:The right door should close easily if the secondary transfer roller assembly is correctly installed.
Close the right door
Connect the power cable, and then use the on/off button to turn the power on.