AR 2500A225C Manuals

Manuals and User Guides for AR 2500A225C. We have 1 AR 2500A225C manual available for free PDF download: Operating And Service Manual

AR 2500A225C Operating And Service Manual (86 pages)

Brand: AR | Category: Amplifier | Size: 3 MB

Table of Contents
15
General Information
19
General Description
19
Specifications
19
Installation
19
Location
19
Primary Power
26
2500A225C AC Line Cord Installation
26
Operating Instructions
29
General
29
Control and Indicator Functions
30
Model 2500A225C Front Panel
30
Interface Identification
31
Local Controls
31
Keylock Switch
31
Model 2500A225C Rear Panel
31
POWER Button
32
ADJUST Knob
32
Touch Screen
32
Remote Communications Ports
32
Inputs and Outputs
33
RF Input
33
RF Output
33
Inspection and Cleaning
33
Rear Panel 7-16 DIN Connector
33
Mating 7-16 DIN Connectors
35
Align Connectors for Interface
35
Torquing 7-16 DIN Connectors
36
Mating of 7-16 DIN Connectors
36
Placement of Wrenches on Connector
36
IEEE-488, USB, and RS-232 Interfaces
37
Safety Interlock Connector
37
RF Sample Ports
37
Amplifier Operation
38
Local Operation
38
Local User Interface
39
Menu Map
39
Inhibit Screen
39
Main Menu Screen
40
Select Screen
41
Mode Screen
41
User Screen
42
Breakout Firmware Screen
42
Power Indicator Frequency Screen
43
VSWR Limit Screen
43
I/O Screen
44
GPIB Address Screen
44
RS-232/Fiber-Optic Serial Baud Rate Screen
45
Key Beep Screen
45
Remote Screen
46
Fault Screen
46
ALC Lockout Feature
47
Control States
48
Power OFF, RF off
48
Power ON, RF off
48
Power ON, RF on
48
Control Lines
49
Switch Breakout Board (A14A3)
49
Connector J9
49
Connector J8
49
Connector J5
50
Fault Definition
51
Fault Control Actions
52
2.10 Remote Control Interfaces
53
GPIB (IEEE-488) Communications
53
RS-232 Communications
53
Fiber-Optic Serial Communications
54
USB Communications
54
Ethernet Communications
55
2.11 Remote Commands
55
Power On/Off
56
RF on / off
56
RF Gain Adjust
56
RF Gain Query
56
Power Indicator Frequency
57
VSWR Limit Selection
57
ALC Mode
58
ALC Detector Gain Adjust
58
ALC Threshold Level Adjust
58
ALC Response Setting Adjust
59
Identity Query
59
IO Board Firmware Revision Query
59
Machine State Query
60
Amplifier State Query
60
Hex Character to Binary Bits Conversion Table
61
Forward Power Query
62
Reverse Power Query
62
Operating Hours (RF ON) Query
62
Operating Hours (Power ON) Query
62
Faults Query
63
Reset Faults
63
Read Fault Log
63
Read Fault Log Count
64
Clear Fault Log
64
Remote Operating Timeout (ROPTO)
64
ALC Board Firmware Query
65
SBB (Piggyback) Firmware Query
65
SBB (Optical) Firmware Query
65
System Serial Number Query
66
Theory of Operation
67
Introduction
67
RF Amplifier Operation
67
A1 Pre-Amplifier/Driver Assembly
67
A2 Two-Way Splitter
67
A3-A4 Four-Way Splitter
67
A5-A12 Final Module Assembly
67
A13 Eight-Way Combiner
68
A24 Bi-Directional Coupler
68
A23 Detector
68
Power Supplies
68
Control System
69
A14 Control/Fault Board
69
A15 Interface Board
69
A16 Alc
69
Sample Ports
69
Maintenance
71
General Maintenance Information
71
Disassembly Procedure
71
Cooling System
72
Troubleshooting
72
General - Reading Faults
73
The Unit Cannot be Operated Remotely
73
Thermal Fault (Schematic 10052651 for LV, 10053509 for HV)
73
Interlock Fault
74
AC Interlock Fault
74
Power Supply Faults (Schematic 10052651 for LV, 10053509 for HV)
75
PS1 and PS2 Fault
75
PS3 through PS6 Fault
75
Amplifier Faults (Schematic 10052651 for LV, 10053509 for HV)
75
ALC Fault
75
Low or no Power Output (DC Tests) (Schematic 10052651 for LV, 10053509 for HV)
76
Low or no Power Output (RF Test)
77
Typical Response at 0Dbm Input
77
Typical Response at -20Dbm Input
77
Typical A1 Pre-Amplifier Response -20 Dbm Input
78
Typical A1 Pre-Amplifier Response 0 Dbm Input
78
Locating and Replacing Modules
79
2500A225C Right Side, Modules A9-A12
79
Connectors
79
SMA Module Input
80
Final Module RF Output
80
RF Module
81
Appendix A. Installing Software Upgrades
83

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