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25A250B
AR 25A250B Manuals
Manuals and User Guides for AR 25A250B. We have
1
AR 25A250B manual available for free PDF download: Operating And Service Manual
AR 25A250B Operating And Service Manual (44 pages)
RF Broadband Amplifier
Brand:
AR
| Category:
Amplifier
| Size: 1 MB
Table of Contents
Table of Contents
15
1 General Information
17
General Description
17
Specifications
17
Power Supplies
17
Installation
18
Location
18
Power
18
2 Operating Instructions
25
General
25
Amplifier Front and Rear Panels
25
Model 25A250B Front Panel
25
Local Operation
26
Power-Up Sequence
26
Model 25A250B Rear Panel
26
Remote Communications
27
IEEE-488 (GPIB) Communications
27
IEEE-488 Address Selection
27
RS-232 Communications
28
Fiber-Optic Communications
28
RS-232 Port Settings
28
RS-232 (DCE) Port Pinout Diagram DB-9 Female
28
USB Communications
29
Ethernet Communications
29
Fiber-Optic Port Settings
29
Remote Commands
30
3 Theory of Operation
35
Introduction
35
RF Amplifier Operation
35
A1 RF Module (Schematic 10040606)
35
Power Supplies (PS1, PS2)
35
Control System
36
A4 Control/Fault Board (Schematic #10042218)
36
A5 Interface Board (Schematic #10020073)
36
4 Maintenance
37
General Maintenance Information
37
Disassembly Procedure
37
Troubleshooting
38
Power on Indication Doesn't Display on Front Panel Vacuum Fluorescent Display
39
The Unit Cannot be Operated Remotely
40
Thermal Fault (Schematic Diagram no 10042820, 10040606)
40
Interlock Fault (Schematic Diagram No. 10042820)
40
Amplifier Faults (Schematic Diagram Nos. 10042820 and 10040606)
41
Low or no Power Output (RF Test) (Schematic Diagram No. 10042820)
41
Typical Response at -20Dbm Input
42
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