RPR 550IS Series
TM1188 Issue 1 Page 5 - 1
SECTION 5
SERVICING
CONTENTS:
1. ROUTINE MAINTENANCE
2. SERVICE POLICY
6. WORKSHOP PROVISIONS
TEST EQUIPMENT, TOOLS AND ANCILLARIES
7. Test Equipment
8. Tools and Ancillaries
9. SERVICING
10. Clip Removal and Replacement
11. Case Removal
12. PCB Separation
13. Display Removal
14. Re-assembly
15. FAULT-FINDING
16. Power Supply Voltage Adjustment
17. Battery Low Circuit Test
20. ALIGNMENT PROCEDURE RPR 550IS SERIES
21. Receiver Sensitivity Measurement (Coarse)
22. Receiver Sensitivity Measurement (Fine)
24. PROGRAMMING THE PAGER
TABLES Page
1. RPR 551IS Radio Board DC Voltage Levels 5-16
2. RPR 552IS Radio Board DC Voltage Levels 5-16
3. RPR 553IS Radio Board DC Voltage Levels 5-16
4. RPR 550IS Main Board Decoder Circuit DC Voltage Levels 5-17
5. Decoder Circuit Detailed Test Sequence 5-19
6. Display Connections 5-21
7. IC2, Gate Array Pin Connections 5-22
8. IC3, Microprocessor Pin Connections 5-25
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