TM-11-6625-2781-14-P-2

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TM-11-6625-2781-14-P-2

TECHNICAL MANUAL
SAFETY STEPS TO FOLLOW IF SOMEONE IS THE VICTIM OF ELECTRICAL SHOCK
WARNINGS
OPERATOR'S, ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST
LIST OF ILLUSTRATIONS
LIST OF ILLUSTRATIONS - continued
LIST OF ILLUSTRATIONS - continued
SERIAL NUMBERS
CERTIFICATION
Section 0. INTRODUCTION
Figure 1-1. Model 8553B Spectrum Analyzer RF Section with 141T Display Section and 8552A Spectrum Analyzer IF Section
Section I. GENERAL INFORMATION
EQUIPMENT REQUIRED BUT NOT SUPPLIED
Table 1-1. 8553B/8552B Specifications
Table 1-1. 8553B/8552B Specifications - continued
Table 1-2. Supplemental Performance Characteristics
Table 1-2. Supplemental Performance Characteristics - continued
Table 1-3. Test Equipment
Table 1-3. Test Equipment - continued
Table 1-4. Test Accessories
Table 1-4. Test Accessories - continued
Table 1-4. Test Accessories - continued
Section II. INSTALLATION
INSTALLATION CHECKOUT
Figure 2-1. RF Section and IF Section Interconnections 2-3/2-4
Section III. OPERATION
Variable Persistence and Storage Functions
Figure 3-1. Spectrum Analyzer Controls, Indicators and Connectors
Figure 3-1. Spectrum Analyzer Controls, Indicators and Connectors - continued
Figure 3-1. Spectrum Analyzer Controls, Indicators and Connectors - continued
Figure 3-1. Spectrum Analyzer Controls, Indicators and Connectors - continued
Figure 3-2. Operational Adjustments
Figure 3-2. Operational Adjustments (cont'd)
Figure 3-3. General Operating Procedures
Figure 3-3. General Operating Procedures (cont'd)
Figure 3-4. Spectrum Analyzer, Rear Panel Controls and Connectors
Table 3-1. Display Calibration Conditions (8553B/8552A)
Section IV. PERFORMANCE TESTS
Figure 4-1. 30 MHz Calibrator Signal and Harmonics
Table 4-1. Accessories and Test Equipment Required for Performance Tests
Ampl Cal Adjustment (RF Section)
Table 4-2. Analyzer Front Panel Checks
PERFORMANCE TEST PROCEDURES
PERFORMANCE TESTS
Scan Width Accuracy
Scan Width Accuracy
Scan Width Accuracy - continued
Tuning Dial Accuracy
Tuning Dial Accuracy - continued
Frequency Response
Frequency Response - continued
Frequency Response - continued
Average Noise Level
Spurious Responses
Residual Responses
Residual Responses - continued
Noise Sidebands
Local Oscillator Stability and Residual Frequency Modulation
Local Oscillator Stability and Residual Frequency Modulation - continued
Table 4-3. Performance Test Record
Table 4-3. Performance Test Record - continued
Section V. ADJUSTMENTS
FACTORY SELECTED COMPONENTS
Table 5-1. Recommended Test Equipment (cont'd)
Table 5-1. Recommended Test Equipment (cont'd)
ADJUSTMENT PROCEDURES
First Local Oscillator Adjustment (cont'd)
First Local Oscillator Adjustment (cont'd)
Tuning Range Adjustment
Tuning Range Adjustment - continued
200 MHz IF Bandpass Adjustment
200 MHz IF Bandpass Adjustment - continued
150 MHz Oscillator Adjustment
150 MHz Oscillator Adjustment - continued
120 MHz Low Pass Filter Check and Adjustment
120 MHz Low Pass Filter Check and Adjustment (cont'd)
100 kHz Reference Oscillator Check
100 kHz Reference Oscillator Check - continued
APC Sampler Adjustment
APC Sampler Adjustment - continued
APC Search Oscillator Checks]
APC 100 kHz Rejection Adjustment
APC 100 kHz Rejection Adjustment - continued
APC Tuning Stabilizer Final Check
APC Tuning Stabilizer Final Check - continued
Table 5-4. Check and Adjustment Test Record
Table 5-4. Check and Adjustment Test Record
Section VI. REPLACEABLE PARTS
TABLE 6-3. Replaceable Parts
TABLE 6-3. Replaceable Parts
TABLE 6-3. Replaceable Parts
TABLE 6-3. Replaceable Parts
Table 6-3. Replaceable Parts
TABLE 6-3. Replaceable Parts
TABLE 6-3. Replaceable Parts
TABLE 6-3. Replaceable Parts
TABLE 6-3. Replaceable Parts
TABLE 6-3. Replaceable Parts
TABLE 6-3. Replaceable Parts
TABLE 6-3. Replaceable Parts
TABLE 6-3. Replaceable Parts
TABLE 6-3. Replaceable Parts
CROSS REFERENCE INDEX
CROSS REFERENCE INDEX
CROSS REFERENCE INDEX
CROSS REFERENCE INDEX
CROSS REFERENCE INDEX
Section VII. MANUAL CHANGES
PERFORMANCE TESTS
Spurious Responses
Spurious Responses - continued
Residual Responses
MANUAL BACK-DATING
Figure 7-4. H01/H02 Schematic Changes for Service Sheet 4, Figure 8-31.
Figure 7-5. H01/H02 Schematic Changes for Service Sheet 3, Figure 8-26.
Section VIII. SERVICE
Figure 8-1. 8553B A5 Voltage Control Assy Extended for Maintenance.
TEST EQUIPMENT AND ACCESSORIES REQUIRED
Table 8-2. Out-of-Circuit Transistor Testing.
Figure 8-3. Transistor Operation.
Differential Amplifier
Figure 8-6. Basic Flip-Flop Circuits.
Diode Regulator.
Varactor Diode.
Wiring Diagram
Figure 8-13. Dial Restringing Procedure
Figure 8-15. Three Positions of Index Light Selector Wafer
Figure 8-16. Wafer Switch Presentation Versus Straight-Line Presentation
Table 8-4. System Test and Troubleshooting Procedure
Table 8-4. System Test and Troubleshooting Procedure - continued
Table 8-4. System Test and Troubleshooting Procedure - continued
Table 8-4. System Test and Troubleshooting Procedure - continued
Table 8-4. System Test and Troubleshooting Procedure - continued
Table 8-4. System Test and Troubleshooting Procedure - continued
Figure 8-17. Schematic Diagram Notes
Figure 8-18. 8553B Assembly and Adjustment Locations (Top and Bottom View)
Simplified Analyzer Block Diagram
Figure 8-19. Block Diagram of 8553B RF Section
SWITCHING INFORMATION (General)
Table 8-6. 8553B Cable Connections
SECOND CONVERTER ASSEMBLY
Figure 8-23. Overall Wiring and Switching Diagram (1 of 3)
Figure 8-23. Overall Wiring and Switching Diagram (2 of 3)
Table 8-7. 8553B Plug and Jack Identificator
Figure 8-23. Overall Wiring and Switching Diagram (3 of 3)
CONTROL SETTINGS
INDEX LIGHT SELECTOR A3S1-IF
Figure 8-25. 120 MHz Low Pass Filter A11 (08553-6001) Component Locations
Figure 8-26. RF Input, Attenuator Control and 120 MHz Low Pass Filter
TROUBLESHOOTING PROCEDURE
MIXER DIODE REPLACEMENT
Figure 8-28. 200 MHz IF Assembly A9 (08553-6004) Component, Connections and Adjustment Locations
Figure 8-31. First Converter and 200 MHz IF Amplifier
SERVICE SHEET 5
TEST PROCEDURE
Figure 8-32. 200-310 MHz VTO Assembly A7 (08553-6003) Component Locations
Figure 8-33. 200-310 MHz Voltage Tuned Oscillator
TEST PROCEDURE
Figure 8-36. Automatic Phase Control and Sampler/Amplifier Circuits
TEST PROCEDURE
Figure 8-38. 1 MHz Crystal Oscillator, Frequency Divider and APC Compensation Circuits
SHAPING NETWORK
SERVICE SHEET 6
AMPLER
Figure 8-34. APC Assembly A6 (08553-6010) Component Locations
TROUBLESHOOTING PROCEDURE
Figure 8-37. Reference Assembly A8 (08553-60131) Component Locations
TROUBLESHOOTING PROCEDURES
Figure 8-41. Voltage Control A5 (08553-6007) Adjustments, Test Points and Component Locations.
Figure 8-42. First LO Tuning Voltage, Marker Generator and Frequency Range Control Circuits.
SERVICE SHEET 8
TEST PROCEDURE
Figure 8-44. Second Converter A10 (08553-60132) Adjustments and Components Locations.
Figure 8-45. Second Converter.
SERVICE SHEET 9
SCAN WIDTH - PER DIVISION
Figure 8-46. Scan Width Attenuator A2 (08553-60125) Component Locations.
Figure 8-47. Scan Width Voltage Divider Circuits.
SERVICE SHEET 10
TROUBLESHOOTING PROCEDURE
Figure 8-48. Bandwidth Control Circuits for IF Section.
Figure 8-33. 200-301 MHz Voltage Tuned Oscillator (ERRATA)
Figure 8-49. Bandwidth Switch A1 (08553-60126) Test Points
SERVICE SHEET 12
Figure 8-50. Analogic Switching Matrix
Figure 8-51. RF Section, Display Section Interconnections
Appendix A. REFERENCES
Appendix B. DIFFERENCE DATA SHEETS
MANUAL IDENTIFICATION
WARRANTY AND ASSISTANCE
SAFETY CONSIDERATIONS
ERRATA
ERRATA - continued
ERRATA - continued
Figure 4-12. Intermodulation Distortion Test (ERRATA)
ERRATA - continued
ERRATA - continued
ERRATA - continued
ERRATA - continued
ERRATA - continued
ERRATA - continued
ERRATA - continued
Figure 8-33. 200-310 MHz Voltage-Tuned Oscillator (P/O CHANGE 8).
Figure 8-31. First Converter and 200 MHz IF Amplifier (PI/O CHANGE 9)
PERFORMANCE TESTS
PERFORMANCE TESTS - continued
Figure 8-24. Input Attenuator Assembly A3 (08553-6021) Replaceable Parts Locations (ERRATA)
Figure 8-32. 200 - 310 MHz VTO Assembly A 7 (08553-6003) Component Locations (ERRATA)
Figure 8-32. 200 - 310 MHz VTO Assembly A7 (08553-6003) Component Locations (CHANGE 8)
PERFORMANCE TESTS - continued
FRONT PANEL CHECK PROCEDURE
IF Section Adjustments
AMPL CAL Check for Linear Sensitivity Accuracy
Appendix C. MAINTENANCE ALLOCATION
Tool and Test Equipment Requirements
SECTION II MAINTENANCE ALLOCATION CHART
SECTION III. TOOL AND TEST EQUIPMENT REQUIREMENTS
SECTION IV. REMARKS
Appendix D. OPERATOR'S, ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS LIST
Appendix E. MANUAL SUPPLEMENT
H23-8553B OPERATING AND SERVICE MANUAL SUPPLEMENT
Figure 1. Connections to Added Connector P7
Figure 2. Overall Wiring and Switching Diagram (replacement for Service Sheet 2 (1 of 3) in 8553B Operating and Service Manual
Figure 3. Overall Wiring and Switching Diagram (replacement for Service Sheet 2(3 of 3) in 8553B Operating and Service Manual)
Figure 4. RF Input, Attenuator Control and 120 MHz Low Pass Filter, Schematic Diagram (replacement for Service Sheet 3 in 8553B Operating and Service Manual)
Figure 5. Automatic Phase Control and Sampler/Amplifier Circuits, Schematic Diagram (replacement for Service Sheet 6 in 8553B Operating and Service Manual)
Figure 6. 1 MHz Crystal Oscillator, Frequency Divider and APC Compensation Circuits, Schematic Diagram (replacement for Service Sheet 7 in 8553B Operating and Service Manual)
Figure 7. First LO Tuning Voltage, Marker Generator and Frequency Range Control Circuits, Schematic Diagram (replacement for Service Sheet 8 in 8553B Operating and Service Manual)
RECOMMENDED CHANGES TO EQUIPMENT TECHNICAL PUBLICATIONS
TM-11-6625-2781-14-P-2
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