- HP Printer User Manual
Table Of Contents
- hpLaserJet 9055mfp (Q3631A) hpLaserJet 9065mfp (Q3632A)
- service manual
- Contents
- How to use this manual
- Safety
- MFP overview
- Overview of system
- hpLaserJet9055mfp/9065mfp product specifications
- Central cross-sectional view
- Drive system diagram
- Fuser/web drive section
- Drum drive section
- Developing drive section
- Paper feed/vertical conveyance/tray up drive sections
- Tray1 paper feed/automatic duplex unit (ADU) pre-registration drive section
- Charging and transfer/separation wire cleaning drive section
- Automatic Duplex Unit (ADU) conveyance drive section
- Paper exit drive section
- Toner supply drive section
- Optics drive section
- MFP unit explanation
- MFP disassembly/assembly
- External section
- Drive section
- Scanner section
- Laser scanner unit
- Drum unit
- Corona unit
- Screws that must not be removed
- Removing and reinstalling the charging corona unit
- Removing and reinstalling the charge control plate
- Replacing the charging wires
- Removing and reinstalling the charging wire cleaning unit
- Removing and reinstalling the PCL
- Cleaning the charging corona unit/PCL
- Removing and reinstalling the transfer/separation corona unit
- Removing and reinstalling the plunger prevention plate
- Replacing the transfer/separation wires and transfer/separation wire cleaning block
- Removing and reinstalling the TSL unit
- Developing unit
- Toner supply unit
- Cleaning/toner recycle unit
- Paper feed units of Trays2 and3
- Removing and reinstalling the paper feed unit
- Removing and reinstalling the paper feed Trays2 and3
- Removing and reinstalling the paper pick roller and pick roller rubber
- Removing and reinstalling the separation roller rubber
- Replacing the pre-registration and feed clutches (MCs)
- Replacing the wires
- Wire lengths
- Installing wires
- Paper feed unit of Tray3
- Removing and reinstalling the paper feed unit
- Removing and reinstalling paper feed Tray 3
- Removing and reinstalling the paper pick roller and pick roller rubber
- Removing and reinstalling the separation roller rubber
- Replacing the pre-registration and feed clutches (MCs)
- Replacing the wires
- Wire lengths
- Installing wires
- Tray1
- Vertical conveyance section
- ADF unit
- Pulling out and reinstalling the ADU stand
- Cleaning the paper mis-centering PS (PS70)/leading edge PS (PS43)
- Removing and reinstalling the registration MC (MC1)
- Removing and reinstalling the second paper feed unit (registration assembly)
- Cleaning the registration PS (PS44)
- Removing and reinstalling the registration roller
- Removing and reinstalling the pre-transfer roller
- Cleaning the automatic document feeder paper reverse PS (PS45)/ Reverse/Exit PS (PS46)
- Removing and reinstalling the ADF reverse roller
- Removing and reinstalling the ADU stand
- Removing and reinstalling the pre-registration roller
- Removing and reinstalling the ADU conveyance roller3 and4
- Removing and reinstalling the ADU conveyance roller1 and2
- Removing and reinstalling the paper reverse/exit roller
- Fuser
- Removing and reinstalling the fuser
- Removing and reinstalling the fuser (top)
- Removing and reinstalling the web cover
- Removing and reinstalling the cleaning web
- Replacing the fusing heater lamps (L2, L3)
- Replacing the fusing heater lamp (L4)
- Removing and reinstalling the fusing separation claw (upper) unit and fusing separation claws (up...
- Removing and reinstalling the fusing separation claw (lower) unit and fusing separation claws (lo...
- Removing and reinstalling the fusing upper roller
- Removing and reinstalling the fusing lower roller
- Removing and reinstalling the decurler roller
- Removing and reinstalling the fusing temperature sensors1 and2
- Removing and reinstalling the thermostat/U (TS1)
- Removing and reinstalling the thermostat/L (TS2)
- Product comparison
- Environmental Product Stewardship Program
- Terminology cross-reference
- Index
- automatic document feeder (Q3644A)
- 4000-sheet high capacity input (A4/Letter - Q3637A) (A3/Ledger - Q3638A)
- Contents
- HCI overview
- HCI unit explanation
- HCI disassembly/assembly
- Explanation
- Paper feed section
- Cleaning the paper dust removing brush
- Cleaning the HCI feed PS (PS106)/HCI first paper feed PS (PS107)
- Removing and reinstalling the pick roller unit
- Replacing the pick roller rubber/feed roller rubber
- Replacing the separation roller rubber
- Replacing the HCI feed MC (MC101)/HCI first paper feed MC (MC102)
- Replacing the Q3637A up/down wires
- Replacing the Q3638A up/down wires
- Index
- stapler/stacker (Q3633A) multifunction finisher (Q3634A)
- Contents
- Finisher overview
- Finisher unit explanation
- Finisher disassembly/assembly
- External section
- Removing and reinstalling the booklet tray (Q3634A only)
- Removing and reinstalling the top cover/1
- Removing and reinstalling the top cover/2
- Removing and reinstalling the side cover
- Removing and reinstalling the front door
- Removing and reinstalling the rear cover
- Removing and reinstalling the main tray
- Removing and reinstalling the main paper exit opening cover
- Removing and reinstalling the booklet paper exit opening cover (Q3634A only)
- Conveyance section
- Main tray section
- Stacker section
- Stapler section
- External section
- Index
- post insertion kit (Q3636A)
- punch kit (Q3689A, Q3635A, Q3690A, Q3691A)

ENWW v
Contents
Removing, cleaning, and reinstalling
the drum . . . . . . . . . . . . . . . . . . . . .155
Removing and reinstalling the
separation claws and separation
claw solenoid . . . . . . . . . . . . . . . . .156
Removing and reinstalling the toner
control sensor board . . . . . . . . . . . . 158
Corona unit . . . . . . . . . . . . . . . . . . . . . . . . . . .159
Screws that must not be removed. . . . . . 159
Removing and reinstalling the charging
corona unit . . . . . . . . . . . . . . . . . . . 159
Removing and reinstalling the charge
control plate . . . . . . . . . . . . . . . . . . 160
Replacing the charging wires . . . . . . . . . 160
Removing and reinstalling the
charging wire cleaning unit . . . . . . . 161
Removing and reinstalling the PCL. . . . . 162
Cleaning the charging corona unit/PCL . 163
Removing and reinstalling the
transfer/separation corona unit . . . . 163
Removing and reinstalling the plunger
prevention plate . . . . . . . . . . . . . . . 164
Replacing the transfer/separation
wires and transfer/separation
wire cleaning block . . . . . . . . . . . . .164
Removing and reinstalling the TSL unit . 166
Developing unit . . . . . . . . . . . . . . . . . . . . . . . . 166
Screws that must not be removed. . . . . . 166
Removing and reinstalling the
developing unit . . . . . . . . . . . . . . . . 166
Replacing the developer . . . . . . . . . . . . . 167
Cleaning the developing unit bias shaft . 168
Toner supply unit. . . . . . . . . . . . . . . . . . . . . . . 169
Replacing and cleaning the toner
bottle . . . . . . . . . . . . . . . . . . . . . . . . 169
Cleaning/toner recycle unit . . . . . . . . . . . . . . . 170
Removing and reinstalling the
cleaning blade. . . . . . . . . . . . . . . . . 170
Removing and reinstalling the toner
guide roller (TGR) . . . . . . . . . . . . . . 171
Paper feed units of Trays 2 and 3 . . . . . . . . . . 173
Removing and reinstalling the paper
feed unit . . . . . . . . . . . . . . . . . . . . . 173
Removing and reinstalling the paper
feed Trays 2 and 3 . . . . . . . . . . . . . 173
Removing and reinstalling the paper
pick roller and pick roller rubber . . . 174
Removing and reinstalling the
separation roller rubber. . . . . . . . . . 174
Replacing the pre-registration and feed
clutches (MCs) . . . . . . . . . . . . . . . . 175
Replacing the wires. . . . . . . . . . . . . . . . . 176
Wire lengths . . . . . . . . . . . . . . . . . . . . . . 178
Installing wires. . . . . . . . . . . . . . . . . . . . . 178
Paper feed unit of Tray 3 . . . . . . . . . . . . . . . . 179
Removing and reinstalling the paper
feed unit . . . . . . . . . . . . . . . . . . . . . 179
Removing and reinstalling paper feed
Tray 3 . . . . . . . . . . . . . . . . . . . . . . . 179
Removing and reinstalling the paper
pick roller and pick roller rubber . . . 179
Removing and reinstalling the
separation roller rubber. . . . . . . . . . 180
Replacing the pre-registration and feed
clutches (MCs) . . . . . . . . . . . . . . . . 181
Replacing the wires . . . . . . . . . . . . . . . . 182
Wire lengths . . . . . . . . . . . . . . . . . . . . . . 183
Installing wires . . . . . . . . . . . . . . . . . . . . 184
Tray 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 185
Removing and reinstalling Tray 1 . . . . . . 185
Replacing the paper pick roller/paper
pick roller rubber. . . . . . . . . . . . . . . 185
Replacing the separation roller rubber . . 186
Vertical conveyance section . . . . . . . . . . . . . . 187
Removing and reinstalling the vertical
conveyance section . . . . . . . . . . . . 187
Removing and reinstalling the vertical
conveyance MC (MC11, MC12) . . . 187
ADF unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 188
Pulling out and reinstalling the ADU
stand. . . . . . . . . . . . . . . . . . . . . . . . 188
Cleaning the paper mis-centering PS
(PS70)/leading edge PS (PS43). . . 189
Removing and reinstalling the
registration MC (MC1) . . . . . . . . . . 190
Removing and reinstalling the
second paper feed unit
(registration assembly) . . . . . . . . . . 191
Cleaning the registration PS (PS44). . . . 192
Removing and reinstalling the
registration roller . . . . . . . . . . . . . . . 193
Removing and reinstalling the
pre-transfer roller . . . . . . . . . . . . . . 194
Cleaning the automatic document
feeder paper reverse PS (PS45)/
Reverse/Exit PS (PS46) . . . . . . . . . 195
Removing and reinstalling the ADF
reverse roller. . . . . . . . . . . . . . . . . . 198
Removing and reinstalling the ADU
stand. . . . . . . . . . . . . . . . . . . . . . . . 199
Removing and reinstalling the
pre-registration roller. . . . . . . . . . . . 201
Removing and reinstalling the ADU
conveyance roller 3 and 4. . . . . . . . 202
Removing and reinstalling the ADU
conveyance roller 1 and 2. . . . . . . . 205
Removing and reinstalling the paper
reverse/exit roller . . . . . . . . . . . . . . 207










