Before performing service
Turn the printer power o
◦
Disconnect the power cable.
WARNING! To avoid damage to the printer, turn the printer o, wait 30 seconds, and then remove the
power cable before attempting to service the printer.
Use the table below to identify the correct part number for your printer. To order the part, go to
www.hp.com/buy/parts.
Power supply part number
G1W47-67901 556 Print Mechanism (PM) with instruction guide
Required tools
●
Torx driver (#10) with a 152 mm (6 in) shaft and magnetized tip.
●
Phillips screwdriver (#2)
●
Small at-blade screwdriver
●
Flat-blade screwdriver 152 mm (6 in) shaft
●
Optional: Small pliers (for holding clips during disassembly)
After performing service
Turn the printer power on
◦
Connect the power cable.
◦
Use the power switch to turn the power on.
Post service test
Make sure that the printer initializes to a Ready state.
Print a conguration page to verify printer functionality.
Acclimation
Cold temperatures can aect the print mechanism
The print mechanism kit will not operate properly below 5° C (41° F). The product control panel will display an
error message.
Cold temperatures during kit storage or transportation might require extra time before installation to allow
the kit and ink cartridges to adjust to a warmer temperature (acclimation). Exposure to extended periods of
heat usually requires a minimal amount of acclimation time.
Exposure to extended periods of cold can cause condensation (moisture) to form on the parts when moved
into warmer areas. Condensation indicates the need for an acclimation period until the condensation
disappears. Exposure to extended cold (below 0° C (32° F)) can cause the ink inside the kit to freeze. The kit
and ink cartridges were designed to be exposed to freezing temperatures without being damaged. However, if
ENWW Removal and replacement procedures 473