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500A250D
User Manuals: AR 500A250D RF Amplifier
Manuals and User Guides for AR 500A250D RF Amplifier. We have
1
AR 500A250D RF Amplifier manual available for free PDF download: Operating And Service Manual
AR 500A250D Operating And Service Manual (58 pages)
RF Broadband Amplifier
Brand:
AR
| Category:
Amplifier
| Size: 3 MB
Table of Contents
Service Manual
1
Declaration of Conformity
3
Table of Contents
15
1 General Information
19
General Description
19
Power Supplies
19
Installation
20
Location
20
Main Power
20
RF Connections
20
Amplifier Input Connector
20
Amplifier Output Connector
20
Specifications
23
RF Sample Ports (Optional)
25
2 Operating Instructions
29
General
29
Amplifier Front and Rear Panels
29
Model 500A250D Front Panel
29
Local Control Interface
30
Keylock Switch
30
Power Button
30
Adjust Knob
30
Touch Screen
30
Model 500A250D Rear Panel
30
Menu Map
31
Local Operation
31
Power-Up Sequence
31
Remote Control Interface
32
GPIB (IEEE-488) Communication
32
Setting the GPIB (IEEE-488) Address
32
RS-232 Communication
32
Fiber-Optic Serial Communication
33
RS-232 Port Settings
33
RS-232 (DCE) Port Pinout Diagram DB-9 Female
33
USB Communication
34
Ethernet Communication
34
Fiber-Optic Serial Port Settings
34
Remote Commands
35
Power On/Off
36
RF On/Off
36
Relationship between 500A250D Controls and Remote Communication
36
Reset Faults
37
Mode Select
37
Level Adjust
37
Identity
38
IO Board Firmware Revision
38
State
39
Forward Power
40
Reverse Power
40
RF Gain
41
Faults
41
Operating Hours (RF On)
42
Operating Hours (Power On)
42
ALC Board Firmware Revision
43
SBB (Piggyback) Firmware Revision
43
System Serial Number
44
AC Power-On Defaults
44
Interlocks
45
Inhibit Interlock
45
3 Theory of Operation
47
Introduction
47
RF Amplifier Operation
47
A1 Pre-Amplifier Assembly (Schematic No. 10045472, 10041352, 10045475)
47
A1 Pre-Amplifier Assembly (Schematic 10045472)
47
A2 Switch Assembly (Schematic 10041352)
47
A3 Output Amplifier Assembly (Schematic 10045475)
47
A2 100W 250Mhz Driver Module Assembly (Schematic 10039874)
48
A3 Two-Way Splitter
48
A4, A5 Three-Way Splitter
48
A6, A8, A9, A10, A12, A13 100W 250Mhz Module Assembly (Schematic 10039874)
48
A24, A25, A26 Two-Way Combiners
49
A14 Three-Way Combiner
49
A15 Bi-Directional Coupler
49
A16 Detector (Schematic 10045651)
49
Power Supplies (PS1, PS2, Ps3)
49
Control System
50
A18 Control/Fault Board (Schematic 10042218)
50
A20 Interface Board (Schematic 10020073)
50
A17 Alc
50
Sample Ports
50
4 Maintenance
51
General Maintenance Information
51
Disassembly Procedure
51
Troubleshooting
52
General - Reading Faults
52
The Unit Cannot be Operated Remotely
53
Thermal Fault (Schematic Diagrams 10045748, 10039874)
53
Interlock Fault (Schematic Diagram 10044770)
53
Amplifier Faults (Schematic Diagrams 10045748, 10039874)
54
Low or no Power Output (DC Tests) (Schematic Diagram 10045748)
54
Low or no Power Output (RF Test) (Schematic Diagrams 10045748 and 10039874)
55
Typical Response at -20Dbm Input
55
Typical Response at 0Dbm Input
55
Typical a Module Response
56
Typical A1 Pre-Amplifier Response
56
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