User's Manual
Table of Contents
TDS 684A, TDS 744A, & TDS 784A Service Manual
vii
List of Tables
Table 1–1: Key Features of the TDS 684A and 7XXA Oscilloscopes 1–1
Table 1–2: Record Length vs. Divisions per Record, Samples per 
Division and Sec/Div Sequence  1–3. . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Table 1–3: Nominal Traits — Signal Acquisition System  1–9. . . . . . . . . . 
Table 1–4: Nominal Traits — Time Base System  1–10. . . . . . . . . . . . . . . . 
Table 1–5: Nominal Traits — Triggering System  1–10. . . . . . . . . . . . . . . . 
Table 1–6: Nominal Traits — Display System  1–11. . . . . . . . . . . . . . . . . . . 
Table 1–7: Nominal Traits — GPIB Interface, Output Ports, and 
Power Fuse  1–12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Table 1–8: Nominal Traits — Data Handling and Reliability  1–12. . . . . . 
Table 1–9: Nominal Traits — Mechanical  1–13. . . . . . . . . . . . . . . . . . . . . . 
Table 1–10: Warranted Characteristics 
— Signal Acquisition System  1–16. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Table 1–11: Warranted Characteristics — Time Base System  1–17. . . . . . 
Table 1–12: Warranted Characteristics — Triggering System  1–18. . . . . 
Table 1–13: Warranted Characteristics — Output Ports, Probe 
Compensator, and Power Requirements  1–18. . . . . . . . . . . . . . . . . . . . 
Table 1–14: Warranted Characteristics — Environmental  1–19. . . . . . . . 
Table 1–15: Typical Characteristics — Signal Acquisition System  1–21. . 
Table 1–16: Typical Characteristics — Triggering System  1–23. . . . . . . . 
Table 2–1: Power-Cord Conductor Identification  2–2. . . . . . . . . . . . . . . . 
Table 2–2: Power Cord Identification  2–2. . . . . . . . . . . . . . . . . . . . . . . . . 
Table 2–3: Effects of Corrupted Data  2–4. . . . . . . . . . . . . . . . . . . . . . . . . . 
Table 4–1: Test Equipment  4–16. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Table 4–2: DC Offset Accuracy (Zero Setting)  4–28. . . . . . . . . . . . . . . . . . 
Table 4–3: DC Accuracy  4–31. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Table 4–4: Analog Bandwidth  4–35. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Table 5–1: Calibration Tests  5–3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Table 5–2: Adjustments Required for Module Replaced  5–4. . . . . . . . . . 
Table 5–3: Adjustments and Dependencies  5–4. . . . . . . . . . . . . . . . . . . . . 
Table 5–4: Test Equipment, Fixtures, and Supplies  5–5. . . . . . . . . . . . . . 
Table 5–5: GPIB Board Configuration  5–7. . . . . . . . . . . . . . . . . . . . . . . . . 
Table 6–1: Relative Susceptibility to Static-Discharge Damage  6–3. . . . . 










