SRS Labs SR780 Manuals

Manuals and User Guides for SRS Labs SR780. We have 1 SRS Labs SR780 manual available for free PDF download: Service Manual

SRS Labs SR780 Service Manual

SRS Labs SR780 Service Manual (127 pages)

Network Signal Analyzer

Brand: SRS Labs | Category: Measuring Instruments | Size: 0 MB

Table of Contents

Safety and Preparation for Use
3
Table of Contents
5
Table of Figures
7
Getting Ready
11
[Hardkeys]
11
Softkeys
11
Knob
11
Reset
11
Serial Number
11
Firmware Revision
11
Necessary Equipment
12
Warm up
12
The Test Record
12
If a Test Fails
12
Self Tests
15
DC Offset
17
Common Mode Rejection
19
Amplitude Accuracy and Flatness
21
Amplitude Linearity
25
Anti-Alias Filter Attenuation
27
Frequency Accuracy
29
Phase Accuracy
31
Noise and Spurious Signals
33
Sine Source
37
Harmonic Distortion
39
SR780 Performance Test Record
40
Figure 2-1 System Components
44
Overview
46
Figure 2-2 Analyzer Components
47
CPU Board
48
Video/Io Board
51
Power Supply Board
53
DSP Board
55
Analog Input Boards
58
Before Proceeding with Service
64
Warranty Service
64
Caution
64
Reset
64
Calibration
64
Troubleshooting Table
65
Circuit Board Locations
69
Figure 3-1 System Components
69
System Components
69
Figure 3-2 Analyzer Components
70
Analyzer Components
70
Schematic Diagram Locations
70
Service Procedures
71
Caution
71
Required Equipment
71
Power Supply Board Replacement
71
Service Procedure A1 (Power Supply Board Replacement)
71
Power Supply Check
72
Service Procedure A2 (Power Supply Check)
72
CRT Check
74
Service Procedure B1 (Replacing the CRT)
74
Service Procedure B2 (CRT Check)
74
Keypad Check
75
Service Procedure C1 (Keypad Check)
75
Knob Check
76
Service Procedure C2 (Knob Check)
76
CPU Board Replacement
77
Battery Check
77
Service Procedure D1 (CPU Board Replacement)
77
Service Procedure D2 (Battery Check)
77
Video/Io Board Replacement
78
DSP Board Replacement
78
Service Procedure D3 (Video/Io Board Replacement)
78
Service Procedure F1 (DSP Board Replacement)
78
Analog Board Replacement
79
Service Procedure F2 (Analog Board Replacement)
79
Service Procedure F3 (Checking the Analog Inputs)
80
Service Procedure F4 (Checking the Amplitude)
80
Service Procedure F5 (Checking the Trigger)
80
Service Procedure F6 (Checking the Source)
81
Service Procedure F7 (DSP Memory Module Replacement)
82
Service Procedure G1 (Replacing the Disk Drive)
83
Figure 3-3 Analog Adjustments
84
Service Procedure J1 (Adjusting the DC Offset and CMR)
84
CPU Board Parts List
90
Video/Io Board Parts List
94
Power Supply Board Parts List
97
System Backplane Parts List
100
Disk Card Parts List
101
DSP Board Parts List
102
Analog Input Board Parts List
110
Analyzer Backplane Parts List
121
Miscellaneous and Chassis Assembly Parts List
122

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