Fluke 6080A - Page 7

TABLE OF CONTENTS, continued
SECTION TITLE PAGE
6C-11. SUB-SYNTHESIZER VCO (A3) CIRCUIT DESCRIPTION 6C-16
6C-12. SUB-SYNTHESIZER VCO TROUBLESHOOTING 6C-16
6C-13. COARSE LOOP CIRCUIT DESCRIPTION (A2) 6C-17
6C-14. REFERENCE SECTION BLOCK DIAGRAM 6C-17
6C-15. COARSE LOOP BLOCK DIAGRAM 6C-20
6C-16. COARSE LOOP TROUBLESHOOTING 6C-22
6C-17. COARSE LOOP PCA ADJUSTMENTS 6C-26
6C-18. Discriminator Video Amplifier Offset Adjustment, R102 6C-26
6C-19. Steering Gain Adjustment, R221 6C-28
6C-20. Acquisition Oscillator Level Adjustment, R227 6C-28
6C-21. 40-MHz Oscillator Adjustment, L601 6C-28
6C-22. 80-MHz Filter Tuning, L612 and L613 6C-29
6C-23. 80-MHz Level Adjustment, R617 6C-30
6C-24. 2-MHz Notch Adjustment, L205 6C-30
6C-25. Alternate Reference Frequency Selection 6C-31
6C-26. COARSE LOOP VCO (A5) CIRCUIT DESCRIPTION 6C-31
6C-27. COARSE LOOP VCO TROUBLESHOOTING 6C-32
6C-28. SUM LOOP BLOCK DIAGRAM 6C-32
6C-29. SUM LOOP (A12) CIRCUIT DESCRIPTION 6C-34
6C-30. RF Section 6C-34
6C-31. Audio Section 6C-35
6C-32. SUM LOOP TROUBLESHOOTING 6C-38
6C-33. SUM LOOP ASSEMBLY ADJUSTMENTS 6C-41
6C-34. Steering Level Adjustment, R112 6C-41
6C-35. Buffer Gain Match Adjustment, R121 6C-42
6C-36. FM Null Adjustment, R116 6C-42
6C-37. Loop Gain Adjustment, R167 6C-43
6C-38. Acquisition Oscillator Level Adjustment, R132 6C-44
6C-39. SUM LOOP VCO (A9) CIRCUIT DESCRIPTION 6C-44
6C-40. SUM LOOP VCO TROUBLESHOOTING 6C-45
6D RF LEVEL/AM 6D-1
6D-1. RF LEVEL FAULT TREE 6D-1
6D-2. RF LEVEL BLOCK DIAGRAM 6D-1
6D-3. RF LEVEL CIRCUIT DESCRIPTION 6D-3
6D-4. RF Path 6D-3
6D-5. Leveling Loop 6D-5
6D-6. Level Control 6D-6
6D-7. RF LEVEL TROUBLESHOOTING 6D-6
6D-8. Unleveled Condition 6D-8
6D-9. Output Assembly Test Point Signal Information 6D-9
6D-10. RF LEVEL ADJUSTMENTS 6D-10
6D-11. Mod Control PCA Level DAC Offset Adjustment, R23 6D-10
6D-12. Mod Control PCA AM DAC Offset Adjustment, R8 6D-11
6D-13. Mod Control PCA Detector Offset Adjustment, R28 6D-12
6D-14. Mod Control PCA AM Depth Adjustment, R10 6D-13
6D-15. Mod Control PCA RF Level Adjustment, R20 6D-14
6D-16. Mod Control PCA External Modulation Level
Indicator Adjustment, R71 6D-15
6D-17. Mod Control PCA Sum Steer Gain Adjustment 6D-15
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