Table Of Contents - Casio I/O-PB-11 Service Manual

IN/ON-LINE BOARD I/O-PB-11
1. TO INSTALL THE I/O-PB-11 ......................................................................... 1
2. INTERFACE
2-1. C-In line (ECR to ECR) ......................................................................... 3
2-2. On line
3. CIRCUIT EXPLANATIONS ............................................................................ 8
3-1. Address selection .................................................................................. 8
3-2. Scale buffer circuit................................................................................. 9
3-3. On line circuit (RS-232C) .................................................................... 10
3-4. C-In line circuit
4. DIAGNOSTIC OPERATIONS ...................................................................... 15
4-1. To start the diagnostic operation ......................................................... 15
4-2. Check Items for I/O-PB-11 .................................................................. 16
4-3. Operations
5. ERROR CODE LIST
6. IC DATA
7. PARTS LIST
8. PCB LAYOUT
9. CIRCUIT DIAGRAM
CONTENTS
.................................................................................. 3
.................................................................................. 6
................................................................................ 12
................................................................................ 16
................................................................................ 24
................................................................................ 27
................................................................................ 30
................................................................................ 32
................................................................................ 33
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