Contents
Contents-2
6 Troubleshooting the Power Supply
Introduction 6-2
Power Cord Veriļ¬cation 6-3
Line Voltage Selection / Line Fuse Replacement 6-5
Transformer / Power Switch 6-6
A28 Power Supply 6-7
Where To Go Next 6-8
7 Adjustments and Calibration
Introduction 7-2
Timebase Adjustments 7-3
Periodic Calibrations 7-5
Sum Loop Adjustment Procedure 7-6
8 Assembly and Disassembly Procedures
Introduction 8-2
Top and Bottom Cover Removal 8-3
Inside Protective Covers 8-4
AF, Digital and RF Assemblies Removal 8-5
A1 Front Panel Removal 8-7
A10 Power Supply Regulator Removal 8-9
A11 Receiver Mixer Removal 8-10
A12 Pulse Attenuator Removal 8-12
A21 GPIB Interface Removal 8-14
A22 Display Removal 8-16
A23 Input Section Removal 8-18
A24 Attenuator Removal 8-19
A28 Power Supply Removal 8-20
Fan Removal 8-22
Transformer Removal 8-24