Fluke 6080A Service Manual page 5

SECTION
6 CIRCUIT DESCRIPTIONS, TROUBLESHOOTING, AND ALIGNMENT
6-1. INTRODUCTION
6-2. MODULE REPLACEMENT
6-3. A1
6-4. A2 Coarse Loop PCA
6-5. A3 Sub-Synthesizer PCA
6-6. A4 Sub-Synthesizer PCA
6-7. A5 Coarse Loop VCO PCA
6-8. A6 Mod Oscillator PCA
6-9. A7 Relay Driver PCA
6-10. A8Output
6-11. A9 Sum Loop VCO PCA
6-12. A10 Premodulator PCA
6-13. A11
6-14. A12 Sum Loop PCA
6-15. A13 Controller PCA
6-16. A14 FM Board PCA
6-17. A15 Power Supply PCA
6-18. A19 Switch PCA
6-19. A20 Attenuator/RPP Assembly (A7, A21, A30)
6-20. A22 Delay Line Assembly (A25+A26+Delay Cable+Trim Cable) ....... 6-6
6-21. UPDATING COMPENSATION MEMORY WITH
MODULE EXCHANGE DATA
6-22. PARTS REPLACEMENT
6-23. SELF-TEST DESCRIPTION
6-24. Digital Tests
6-25. AM Tests
6-26. FM Tests
6-27. øM Tests
6-28. DCFM Test
6-29. Coarse Loop Tests
6-30. Sub-Synthesizer Tests
6-31. Sum Loop Tests
6-32. RF Output Tests
6-33. Pulse Modulator Tests
6-34. Filter Tests
6-35. STATUS SIGNALS AND STATUS CODES
6-36. SOFTWARE DIAGNOSTIC FUNCTIONS
6-37. Digital Control Latch Test
6-38. Instrument Diagnostic State
6-39. Set Internal DACs
6-40. Display Synthesizer Loop Frequencies
6A POWER SUPPLY
6A-1. POWER SUPPLY BLOCK DIAGRAM
6A-2. POWER SUPPLY CIRCUIT DESCRIPTION
6A-3. POWER SUPPLY TROUBLESHOOTING
6A-4. Troubleshooting Procedure
6A-5. POWER SUPPLY ADJUSTMENT PROCEDURE
Display PCA
PCA
Modulation Control PCA
iii
TABLE OF CONTENTS, continued
TITLE PAGE
6-1
6-1
6-4
6-5
6-5
6-5
6-5
6-5
6-5
6-5
6-5
6-5
6-6
6-6
6-6
6-6
6-6
6-6
6-6
6-6
6-7
6-8
6-8
6-8
6-9
6-9
6-9
6-10
6-11
6-11
6-11
6-12
6-12
6-12
6-13
6-14
6-14
6-14
6-14
6-15
6A-1
6A-1
6A-1
6A-4
6A-4
6A-5
(continued on page iv)