Intermec EasyCoder PC4 Service Manual page 4

Preface
7
Main Board 49
7.1 Description................................................................................................................... 50
7.2 Accessing the Main Board .............................................................................................51
7.3 Connections ..................................................................................................................51
7.4 Test Points .....................................................................................................................52
7.5 Block Diagram ..............................................................................................................54
7.6 Internal Memory ...........................................................................................................55
7.7 Schematics ....................................................................................................................56
8
Power Supply
8.1 Description.................................................................................................................... 62
9
Memory Cartridge (option)
9.1 Description................................................................................................................... 64
9.2 Memory Sizes ................................................................................................................65
9.3 Schematics ....................................................................................................................66
10
Starting Up
10.1 Normal Mode .............................................................................................................68
10.2 Test Mode ...................................................................................................................69
10.3 Dump Mode ...............................................................................................................70
11
Firmware Upgrading
11.1 Requirements ..............................................................................................................72
11.2 Step-by Step Instructions ............................................................................................73
12
Troubleshooting
12.1 Checklist..................................................................................................................... 76
iv
61
63
67
71
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Intermec EasyCoder PC4-Service Manual