Page 1
Punch Unit PU3070 Machine Code: D3FM Field Service Manual Ver. 1.0 Latest Release: December, 2018 Initial Release: December, 2018 Copyright (c) 2018 Ricoh Co.,Ltd.
Page 3
Adobe Systems Incorporated in the United States and/or other countries. The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Ricoh Company, Ltd. is under license. Firefox and Thunderbird are registered trademarks of the Mozilla Foundation.
Page 4
Dropbox is a registered trademark or trademark of Dropbox, Inc. Google, Android, and Chrome are trademarks of Google Inc. Java is a registered trademark of Oracle and/or its affiliates. Macintosh, OS X, Bonjour, Safari, and TrueType are trademarks of Apple Inc., registered in the U.S. and other countries.
Page 5
Microsoft® Windows® 8 Microsoft® Windows® 8 Pro Microsoft® Windows® 8 Enterprise • The product names of Windows 10 are as follows: Microsoft® Windows® 10 Home Premium Microsoft® Windows® 10 Pro Microsoft® Windows® 10 Enterprise Microsoft® Windows® 10 Education • The product names of Windows Server 2003 are as follows: Microsoft®...
Table of Contents Detailed Descriptions .......................... 2 Changes from the Previous Machine ..................... 2 Specifications............................4 Parts Layout ............................5 Mechanism ............................. 6 Transport Mechanism ......................... 6 Horizontal Registration Transport Unit Mechanism................6 Horizontal Registration Sensor Unit Mechanism ................6 Punch Unit Mechanism ........................
1.Detailed Descriptions 1. Detailed Descriptions Changes from the Previous Machine • Punch Unit Swingable The punch unit is now swingable to improve paper jam handling. • Punch Entrance Sensor Added A sensor [A] for detecting paper transfer is located in the punch unit for early detection of a paper jam.
Page 9
1.Detailed Descriptions The sensor is located behind the bracket.
1.Detailed Descriptions Parts Layout Description Description Punch unit pulse sensor (S3) Horizontal registration sensor unit motor (M2) Punch drive motor (M3) Horizontal registration sensor unit HP sensor (S2) Punch unit HP sensor (S1) Punch entrance sensor (S20) Punching position sensor (S4) Punch hopper full sensor (S6) Punch unit moving motor (M1) Punch unit controller board (PCB2)
1.Detailed Descriptions Mechanism Transport Mechanism Paper from the main machine passes through the horizontal registration sensor unit, and is transported to the punch unit and the entrance of the finisher. Description Description Finisher paper entrance Horizontal registration sensor unit Punch unit Horizontal Registration Transport Unit Mechanism When the punch entrance sensor of the finisher detects the leading edge of the paper, the horizontal registration sensor unit motor rotates to measure the horizontal registration of the paper.
1.Detailed Descriptions Description Description Horizontal registration sensor Horizontal registration sensor unit HP sensor Horizontal registration sensor unit motor Punch Unit Mechanism The punch unit moves according to information from the horizontal registration sensor, so that punch holes can be made in the correct positions. The punch unit is moved by the punch unit moving motor. The punch unit HP sensor detects the home position.
1.Detailed Descriptions Description Description Links Punch HP sensor Punch pin Punch hopper Punch unit pulse sensor Punch hopper full sensor Punch drive motor Punching Position Changing Mechanism The punch unit also has a mechanism for changing the punch positions according to the country/region of installation.
Page 15
1.Detailed Descriptions Description Description Punch pin Punching position sensor 2-hole link 3/4-hole link 1st drive gear...
2.Replacement and Adjustment 2. Replacement and Adjustment Removing the Punch Unit Open the front cover [A]. Remove the left upper cover [A] ( ×1). Remove the left rear cover [A] ( ×2).
Page 17
2.Replacement and Adjustment Disconnect the interface cable [A]. Remove the internal finisher [A] ( ×1). Remove the punch hopper.
Page 18
2.Replacement and Adjustment Open the punch unit [A], and then remove the screws (M3×6). Holding the punch unit as shown below, remove it horizontally.
2.Replacement and Adjustment Punch Unit Controller Board (PCB2) Remove the punch unit (Removing the Punch Unit). Remove the punch unit controller board cover [A]. • Be sure to remove the harness at the front from the hooks on the cover in advance. •...
2.Replacement and Adjustment Punch Unit HP Sensor (S1) Remove the punch unit (Removing the Punch Unit). Remove the upper rear cover [A]. Push out the punch unit [A]. Remove the punch unit HP sensor [A].
2.Replacement and Adjustment Punch Drive Motor (M3) Remove the upper rear cover (Punch Unit HP Sensor (S1)). Remove the punch drive motor unit [A] ( ×2, ×2, ×3). Remove the punch drive motor [A] ( ×2).
2.Replacement and Adjustment Punch Unit Pulse Sensor (S3) Remove the upper rear cover (Punch Unit HP Sensor (S1)). Remove the punch unit pulse sensor [A] ( ×1, ×1).
2.Replacement and Adjustment Punching Position Sensor (S4) Remove the punch Unit (Removing the Punch Unit). Remove the punching position sensor unit [A]. Remove the punching position sensor [A].
2.Replacement and Adjustment Punch Unit Moving Motor (M1) Remove the upper rear cover (Punch Unit HP Sensor (S1)). Remove the screw fixing the slide plate [A] and open it as shown below. Remove the slide plate [A].
Page 26
2.Replacement and Adjustment Remove the screws and pull the bracket [A] out towards the blue arrow to make some space. Release the two clamps. Remove the bracket with the punch unit moving motor [A].
Page 27
2.Replacement and Adjustment Remove the punch unit moving motor [A] ( x2, timing belt x1).
2.Replacement and Adjustment Punching Unit Remove the following parts. • Front Cover • Upper Rear Cover (Punch Unit HP Sensor (S1)) Remove the upper cover [A]. Remove the horizontal registration sensor unit motor unit (Horizontal Registration Sensor Unit Motor (M2)). Remove the punch unit controller board cover [A].
Page 29
2.Replacement and Adjustment Disconnect the clamp [A]. Disconnect the harness of the punch entrance sensor. Remove the upper entrance guide plate [A]. • To prevent the guide plate from dropping, set the movable parts [A] into the groove as...
Page 30
2.Replacement and Adjustment shown by the blue circles. • When attaching the guide plate, shift the movable parts toward the left. Remove the punching unit [A].
Page 31
2.Replacement and Adjustment Notes on Installation Be sure to route the harness as shown and to attach cable ties between the clamps at the 3 points indicated.
2.Replacement and Adjustment Horizontal Registration Sensor Unit HP Sensor (S2) Remove the following parts • Upper Cover (Punching Unit) • Upper Entrance Guide Plate (Punching Unit) • Punch Unit Controller Board (PCB2) Remove the spring [A], losen the screw securing the bracket, and remove the timing belt. Remove the screws securing the horizontal registration sensor unit.
Page 33
2.Replacement and Adjustment of the joint [A] fits into the groove on the cam [B]. Remove the horizontal registration sensor unit HP sensor [A].
2.Replacement and Adjustment Horizontal Registration Sensor Unit Motor (M2) Remove the horizontal registration sensor unit (Horizontal Registration Sensor Unit HP Sensor (S2)). Remove the horizontal registration sensor unit motor [A].
2.Replacement and Adjustment Punch Hopper Full Sensor (S6) Remove the horizontal registration sensor unit (Horizontal Registration Sensor Unit HP Sensor (S2)). Remove the punch hopper full sensor unit [A]. Remove the punch hopper full sensor [A].
2.Replacement and Adjustment Horizontal Registration Sensor (S5) Remove the horizontal registration sensor unit (Horizontal Registration Sensor Unit HP Sensor (S2)). Remove the horizontal registration unit bracket [A] ( ×2). Remove the horizontal registration sensor [A] ( ×1).
2.Replacement and Adjustment Punch Entrance Sensor (S20) Remove the upper entrance guide plate (Punching Unit) Remove the paper guide. Remove the punch entrance sensor.
Need help?
Do you have a question about the PU3070 and is the answer not in the manual?
Questions and answers