Specifications

TABLE OF CONTENTS
SECTION I: GENERAL INFORMATION
1.1 General Description ..................................................................1-1
1.2 Power Supplies.........................................................................1-1
1.3 Specifications ...........................................................................1-1
SECTION II: OPERATING INSTRUCTIONS
2.1 General............................................................................2-1
2.2 Amplifier Operation ..........................................................2-2
2.2.1 Local Operation........................................................................2-3
2.2.2 Remote Operation.....................................................................2-3
SECTION III: ................................................................................................THEORY OF
OPERATION
3.1 Introduction..............................................................................3-1
3.2 Amplifier Section......................................................................3-1
3.3 Power Supply ...........................................................................3-2
3.4 Operate/Control Board..............................................................3-2
3.5 A3 Gain Control........................................................................3-2
SECTION IV: MAINTENANCE
4.1 General Maintenance Information..............................................4-1
4.2 Disassembly Procedures ...................................................4-1
4.3 Troubleshooting ........................................................................4-2
4.3.1 Front Panel Vacuum Fluorescent Display (VFD) Doesn’t Indicate
“Power On” ...........................................................................4-2
4.3.2 Unit Cannot be Operated Remotely............................................4-3
4.3.3 Thermal Fault ...........................................................................4-3
4.3.4 Interlock Fault ..........................................................................4-3
4.3.5 Voltage/Amplifier Faults............................................................4-4
4.3.6 Low or No Power Output (DC Tests)........................................4-5
SECTION V: REPLACEABLE PARTS
5.1 Introduction..............................................................................5-1
5.2 Ordering Information.................................................................5-1
5.3 Non-Listed Parts ......................................................................5-1
TABLE OF CONTENTS (CONTINUED) iii