HP — HP LaserJet 5Si Family Printers Service Manual, C4077-90960

Figure 6-99 Mailbox with Stapler, Stapler Removal . . . . . . . . . . 6-109 Figure 7-1 HP LaserJet 5Si / 5Si MX / 5Si Mopier Troubleshooting Process . . . . . . . . . . . . . . . . . . . 7-4 Figure 7-2 HP LaserJet 5Si / 5Si MX / 5Si Mopier Troubleshooting Process . . . . . . . . . . . . . . . . . . . 7-5 Figure 7-3 Fan Location and Airflow . . . . . . . . . . . . . . . . . . 7-7 Figure 7-4 Engine Test Button . . . . . . . . . . . . . . . . . . . . . . 7-8 Figure 7-5 Configuration Page Example . . . . . . . . . . . . . . . . . 7-12 Figure 7-6 Menu Page Example . . . . . . . . . . . . . . . . . . . . . 7-13 Figure 7-7 Communications Link (C-Link) Cables, Supported Daisy Chain Connections . . .

. . . . . . . . . . . . . . . . 7-14 Figure 7-8 Error Log Page . . . . . . . . . . . . . . . . . . . . . . . . 7-18 Figure 7-9 MIO Block on Configuration Page . . . . . . . . . . . . . . 7-19 Figure 7-10 Paper Path Test Source and Output Selection . . . . . . . 7-22 Figure 7-11 Clearing Staple Jams . . . . . . . . . . . . . . . . . . . . . 7-25 Figure 7-12 Scanbar and MBM Interlock Switch (SW1) . . . . . . . . . 7-25 Figure 7-13 High-Voltage Power Supply Contacts . . . . . . . . . . . . 7-27 Figure 7-14 Tray 2 and Tray 3 (2) Paper Out Flags . . . . . . . . . . . 7-33 Figure 7-15 Vertical Transfer Door Closed Sensor (PS35) . . . . . . . .

7-33 Figure 7-16 Sensor Flag Locations Along the Paper Path . . . . . . . . 7-36 Figure 7-17 Flipper Assembly and Paper Sensor Flags (Multi-Bin Mailbox) . . . . . . . . . . . . . . . . . . . . . . 7-43 Figure 7-18 Paper Sensor Exit . . . . . . . . . . . . . . . . . . . . . . . 7-43 Figure 7-19 Mailbox Motor and Encoder Disk (callout 1) . . . . . . . . 7-45 Figure 7-20 Stapler Unit . . . . . . . . . . . . . . . . . . . . . . . . . . 7-45 Figure 7-21 Delivery Head Exit Roller . . . . . . . . . . . . . . . . . . 7-57 Figure 7-22 Multi-Bin Mailbox . . . . . . . . . . . . . . . . . . . . . . 7-57 Figure 7-23 Tray 4 Cavity . . . . . . . . . . . . . . . . . . . . . . . . .

7-60 Figure 7-24 Tray 4 Lift Cables . . . . . . . . . . . . . . . . . . . . . . . 7-60 Figure 7-25 Repetitive Defect Ruler . . . . . . . . . . . . . . . . . . . . 7-73 Figure 7-26 High Voltage Power Supply Contacts . . . . . . . . . . . . 7-76 Figure 7-27 Paper Path Jam Locations . . . . . . . . . . . . . . . . . . 7-78 Figure 7-28 Printer Sensors and Switches (Print Engine Only) . . . . . 7-87 Figure 7-29 Printer Motor, Clutches, and Solenoids . . . . . . . . . . . 7-88 Figure 7-30 DC Controller Inputs and Outputs (1 of 5) . . . . . . . . . 7-89 Figure 7-31 DC Controller Inputs and Outputs (2 of 5) . . . . . . . . . 7-90 Figure 7-32 DC Controller Inputs and Outputs (3 of 5) . . . . . . . .

. 7-91 Figure 7-33 DC Controller Inputs and Outputs (4 of 5) . . . . . . . . . 7-92 Figure 7-34 DC Controller Inputs and Outputs (5 of 5) . . . . . . . . . 7-93 Figure 7-35 Printer Main Wiring Diagram . . . . . . . . . . . . . . . . 7-94 Figure 7-36 2000-Sheet Input Unit Controller PCA Inputs . . . . . . . 7-95 Figure 7-37 2000-Sheet Input Unit Controller PCA Outputs . . . . . . 7-96 Figure 7-38 2000-Sheet input Unit Main Wiring Diagram . . . . . . . . 7-97 Figure 7-39 Multi-Bin Mailbox Main Wiring Diagram . . . . . . . . . . 7-98 Figure 7-40 Stapling Unit Controller PCA Main Wiring Diagram . . . 7-99 Figure 8-1a LJ 5Si Family Printer and Paper Handling Components . .

8-6 Figure 8-1b LJ 5Si Mopier Family and Paper Handling Components . . 8-7 Figure 8-2 Printer Covers and Doors . . . . . . . . . . . . . . . . . . 8-10 vii