SECTION I. IDENTIFICATION AND DESCRIPTION
Table 2. Minimum Specifications of Equipment Required
SECTION III. CALIBRATION PROCESS
Equipment Setup
Figure 1. Example of correct leading edge position of dead zone pulse (TD-260C).
Figure 3. Horizontal scale error - equipment setup.
Equipment Setup - Continued
Equipment Setup - Continued
Horizontal Scale Error
Figure 4. Example of cursor A at leading edge of FOCUS GENERATED PULSE (TD-260C).
Figure 5. Example of cursor A on FOCUS GENERATED PULSE LEADING EDGE STARTING POINT (TD-260C).
Figure 6. Example of cursor placement if undershoot is present (TD-285C).
Horizontal Scale Error - Continued
Horizontal Scale Error - Continued
Attenuation Scale Non-linearity
Attenuation Scale Non-linearity - Continued
Figure 8. Example of FOCUS generated pulse equal to dead zone pulse amplitude (TD-260C).
Figure 11. Example of cursor A on peak of dead zone pulse- (TD260C).
Figure 12. Example of cursor B placement in center flat portion on FOCUS generated pulse (TD-260C).
Attenuation Scale Non-linearity - Continued
Figure 13. Top of FOCUS generated pulse within 8 dB of TI noise floor peak for fast scan (TD-260C).
Figure 14. Reference attenuation graphic.
Attenuation Scale Non-linearity - Continued
SECTION IV. CIRCUIT ALIGNMENT
Figure 15. TS-4320(P)/G board locations and optical module simulator.
Figure 16. U71 location on DAS 1A2A4 circuit board.
Figure 17. A/D 1A2A8 - adjustment locations.
A/D Adjustments
Installation and Use of Software Level 1.08a
Installation and Use of Software Level 1.08a - Continued
Installation and Use of Software Level 1.08a - Continued
Figure 18. Equipment setup with fiber optic test box used to establish reference cursor position.
Figure 19. Course placement of cursor A after completing fast scan (TD-260C).
Figure 20. Placement of cursor A to get reference position (TD-260C).
Figure 21. Equipment setup for time insertion delay after fiber test box is removed.
Figure 22. Example of locating FOCUS generated pulse (TD-260C).
Figure 23. Example of FOCUS generated pulse placement just to right of cursor A before starting 3 nanosecond increments (TD-260C)
Figure 25. Example of FOCUS generated pulse placed in best possible position with respect to cursor A (TD-260C).
Final Procedure
APPENDIX A. TD-260C (850 nm) HORIZONTAL SCALE DATA SHEET
APPENDIX A. TD-261C (1300 nm) HORIZONTAL SCALE DATA SHEET
APPENDIX A. TD-285C (1310 nm) HORIZONTAL SCALE DATA SHEET
APPENDIX A. TD-285C (1550 nm) HORIZONTAL SCALE DATA SHEET
APPENDIX A. TD-285C (1550 nm) REFERENCE ATTENUATION DATA SHEET
TD-285C (1310 nm) REFERENCE ATTENUATION DATA SHEET
TD-261C (1300 nm) ATTENUATION DATA SHEET
TD-260C (850 nm) ATTENUATION DATA SHEET
Table 2. Minimum Specifications of Equipment Required
SECTION III. CALIBRATION PROCESS
Equipment Setup
Figure 1. Example of correct leading edge position of dead zone pulse (TD-260C).
Figure 3. Horizontal scale error - equipment setup.
Equipment Setup - Continued
Equipment Setup - Continued
Horizontal Scale Error
Figure 4. Example of cursor A at leading edge of FOCUS GENERATED PULSE (TD-260C).
Figure 5. Example of cursor A on FOCUS GENERATED PULSE LEADING EDGE STARTING POINT (TD-260C).
Figure 6. Example of cursor placement if undershoot is present (TD-285C).
Horizontal Scale Error - Continued
Horizontal Scale Error - Continued
Attenuation Scale Non-linearity
Attenuation Scale Non-linearity - Continued
Figure 8. Example of FOCUS generated pulse equal to dead zone pulse amplitude (TD-260C).
Figure 11. Example of cursor A on peak of dead zone pulse- (TD260C).
Figure 12. Example of cursor B placement in center flat portion on FOCUS generated pulse (TD-260C).
Attenuation Scale Non-linearity - Continued
Figure 13. Top of FOCUS generated pulse within 8 dB of TI noise floor peak for fast scan (TD-260C).
Figure 14. Reference attenuation graphic.
Attenuation Scale Non-linearity - Continued
SECTION IV. CIRCUIT ALIGNMENT
Figure 15. TS-4320(P)/G board locations and optical module simulator.
Figure 16. U71 location on DAS 1A2A4 circuit board.
Figure 17. A/D 1A2A8 - adjustment locations.
A/D Adjustments
Installation and Use of Software Level 1.08a
Installation and Use of Software Level 1.08a - Continued
Installation and Use of Software Level 1.08a - Continued
Figure 18. Equipment setup with fiber optic test box used to establish reference cursor position.
Figure 19. Course placement of cursor A after completing fast scan (TD-260C).
Figure 20. Placement of cursor A to get reference position (TD-260C).
Figure 21. Equipment setup for time insertion delay after fiber test box is removed.
Figure 22. Example of locating FOCUS generated pulse (TD-260C).
Figure 23. Example of FOCUS generated pulse placement just to right of cursor A before starting 3 nanosecond increments (TD-260C)
Figure 25. Example of FOCUS generated pulse placed in best possible position with respect to cursor A (TD-260C).
Final Procedure
APPENDIX A. TD-260C (850 nm) HORIZONTAL SCALE DATA SHEET
APPENDIX A. TD-261C (1300 nm) HORIZONTAL SCALE DATA SHEET
APPENDIX A. TD-285C (1310 nm) HORIZONTAL SCALE DATA SHEET
APPENDIX A. TD-285C (1550 nm) HORIZONTAL SCALE DATA SHEET
APPENDIX A. TD-285C (1550 nm) REFERENCE ATTENUATION DATA SHEET
TD-285C (1310 nm) REFERENCE ATTENUATION DATA SHEET
TD-261C (1300 nm) ATTENUATION DATA SHEET
TD-260C (850 nm) ATTENUATION DATA SHEET
