Intermec EasyCoder PC4 - Page 4

iv Intermec EasyCoder PC4—Service Manual
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 61
8.1 Description.................................................................................................................... 62
9
Memory Cartridge (option) 63
9.1 Description................................................................................................................... 64
9.2 Memory Sizes ................................................................................................................
65
9.3 Schematics ....................................................................................................................66
10
Starting Up 67
10.1 Normal Mode .............................................................................................................68
10.2 Test Mode ...................................................................................................................
69
10.3 Dump Mode ...............................................................................................................
70
11
Firmware Upgrading 71
11.1 Requirements ..............................................................................................................72
11.2 Step-by Step Instructions ............................................................................................
73
12
Troubleshooting 75
12.1 Checklist..................................................................................................................... 76