Service manual

Table of Contents

DM300c/DM400c/DM475 Service Manual (SV61801 Rev. D)

Chapter 5 – Removal and Replacement

5.1 In tro duc tion ..................................................................................................5-1

Printer/Base (use for 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

5.6.1 Side Deck Removal ...........................................................................5-5

5.7 Main Transport Feed Belt ............................................................................5-6

5.8 Purge Unit....................................................................................................5-7

5.8.1 Purge Unit Sensor Board ..................................................................5-7

5.8.2 Purge Unit Motor and Gears .............................................................5-8

5.9 Transport Drive Motor ..................................................................................5-8

5.10 Carriage Drive Motor ...............................................................................5-10

5.11 Rear Drive Belts ....................................................................................... 5-11

5.11.1 Main Drive Shaft Belt ..................................................................... 5-11

5.11.2 Intermediate Drive Belt .................................................................. 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

5.15.1 Tape Motor ....................................................................................5-17

5.15.2 Tape Feed Roller Assembly ...........................................................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