Casio SF-5500B - Table of Contents

CONTENTS
1. SCHEMATIC DIAGRAM
1-1. MAIN PCB..................................................................................................................1
1-2. KEY MATRIX 1 ..........................................................................................................2
1-3. KEY MATRIX 2 ..........................................................................................................3
2. SPECIFICATIONS ............................................................................................................5
3. REPLACING THE BATTERIES ........................................................................................6
4. RESETTING THE UNIT ....................................................................................................7
5. SAVING DATA ..................................................................................................................8
6. LSI PIN FUNCTIONS
6-1. CPU:LSI1 .................................................................................................................12
6-2. VOLTAGE REGULATOR:REG1 (S-81253) ............................................................13
6-3. VOLTAGE DETECTOR:DET1 (RH5VL46CA) ........................................................13
7. TROUBLESHOOTING ....................................................................................................14
8. DIAGNOSTICS................................................................................................................17
9. ASSEMBLY VIEW ..........................................................................................................23
10. PARTS LIST....................................................................................................................25