Table Of Contents; Contents - Intermec EasyCoder 301 Service Manual

0. Introduction
0.1

Contents

0. Introduction
1. Models and Options
2. Covers
3. Front and Operator Interface
4. Chassis
5. Paper Supply
6. Transfer Ribbon Mechanism
7. Print Unit
8. Media Take-Up
9. Label-Taken Sensor
10. Electronics Compartment
11. CPU Board
Intermec EasyCoder 301
Service Manual
Edition 3, September 1999
Part No. 1-960420-02
Intermec EasyCoder 301 - Service Manual Ed. 3
0.1 Contents .......................................................................................... 1
0.2 Preface ............................................................................................ 3
0.3 Notices and Approvals .................................................................... 4
1.1 Identification ................................................................................... 6
1.2 Specifications .................................................................................. 7
1.3 Measures ......................................................................................... 8
2.1 User Cover ...................................................................................... 9
2.2 Front Cover ................................................................................... 10
2.3 Electrics Cover .............................................................................. 11
2.4 Release Button .............................................................................. 11
3.1 Front ............................................................................................. 12
3.2 Interface Module ........................................................................... 13
4.1 Centre-line Wall ............................................................................ 15
4.2 Bottom Plate ................................................................................. 15
5.1 Internal Supply .............................................................................. 16
5.2 External Supply ............................................................................. 18
6.1 Description .................................................................................... 19
6.2 Ribbon Unwind Unit ..................................................................... 20
6.3 Ribbon Rewind Unit ..................................................................... 21
6.4 Ribbon/Media Sensor .................................................................... 22
6.5 Break Shaft ................................................................................... 24
7.1 Description .................................................................................... 25
7.2 Platen Roller ................................................................................. 26
7.3 Stepper Motor ............................................................................... 27
7.4 Belts .............................................................................................. 28
7.5 Ribbon/Media Sensor .................................................................... 30
7.6 Printhead ....................................................................................... 32
7.8 Headlift Mechanism ...................................................................... 35
8.1 Media Take-Up Unit ..................................................................... 37
9.1 Description .................................................................................... 38
9.2 Sensor Module .............................................................................. 39
9.3 Light Guide ................................................................................... 41
10.1 Accessing the Electronics Compartment ........................................ 42
10.2 Main Parts ..................................................................................... 42
11.1 Description .................................................................................... 43
11.2 Replacement ................................................................................. 45
11.3 Connectors and Straps ................................................................... 46
11.4 Firmware Update .......................................................................... 47
11.5 Boot Restore ................................................................................. 47
11.6 Communication Ports .................................................................... 48
11.7 Components .................................................................................. 50
11.8 Schematics .................................................................................... 51
11.9 Test Points .................................................................................... 63
Chapter 0
1