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5.1

Introduction

DM300c/DM400c/DM475 Service Manual (SV61801 Rev. D)
5 • Removal & Replacement
This chapter contains instructions for removing and installing field-replace-
able parts. Adjustments are explained when required.
This chapter is divided into three major sections, and each is color-coded:
Printer/Base
(use for all models* - DM300c/DM400c/DM450c/DM475)
Auto-Feeder
(use for DM400c/DM450c/DM475*)
WOW Section of Feeder/WOW module
*Differences among models, if any, will be noted in the procedure.
Tools Required
#2 Phillips head screwdriver with at least an 8" shank and a magnetic tip
Flat blade screwdriver
Printer/Base (use for all models)
(photos show DM300c but procedures apply to all models)
5.2 Back Cover ............................................................................... 5-3
5.3 Control Panel ............................................................................ 5-3
5.4 Front Sub-Panel ........................................................................ 5-4
5.5 Control Panel Ribbon Cables ................................................... 5-4
5.6 Bottom Cover (Base Pan) and Side Deck Guide....................... 5-5
5.7 Main Transport Feed Belt .......................................................... 5-6
5.8 Purge Unit.................................................................................. 5-7
5.9 Transport Drive Motor ................................................................ 5-8
5.10 Carriage Drive Motor ............................................................. 5-10
5.11 Rear Drive Belts ......................................................................5-11
5.12 Carriage Drive Belt ................................................................ 5-12
5.13 Print Head Carriage Assembly .............................................. 5-13
5.14 Drive Shaft ............................................................................. 5-16
5.15 Tape Feed Unit ...................................................................... 5-17
5.16 Postal Security Device (PSD) ................................................ 5-18
5.17 Main Logic Board................................................................... 5-19
5.18 Modem Board ........................................................................ 5-20
5.19 Power Supply ........................................................................ 5-21
5.20 Encoder Sensor, Encoder Disc and Sensor Board ............... 5-22
5.21 Segmented Roller .................................................................. 5-23
5.22 Lower Transport Assembly .................................................... 5-24
5.23 Lower Transport Cover .......................................................... 5-25
5.24 Waste Pad Replacement ....................................................... 5-25
(use for DM475)
5-1

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This manual also for:

Dm400cDm475Dm450c

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