Tektronix 7d11 svc sm free download

File name 7d11_svc_sm.pdf

xrm~l 71311 Service TABLE OF CONTENTS SECTION 1 OPERATING INFORMATION Page 71311 FEATURES 1-1 PRELIMINARY INFORMATION 1-1 Installation 1-1 Display 1-1 CONTROLS AND CONNECTORS 1-3 GENERAL OPERATING INFORMATION 1-3 Signal Connection 1-3 Count Mode 1-4 Trigger Controls 1-4 Triggered Light 1-4 Trigger Coupling 1-4 Trigger Source 1-5 Trigger Slope/Level 1-5 Events Start Trigger 1-5 Delay Time or Events 1-5 Fine Delay 1-5 B Sweep Delay Mode 1-5 OUTPUT SIGNALS 1-6 Front Panel Output Signals 1-6 Output Signals to Mainframe 1-6 OPERATING MODES 1-7 Sweep Delay 1-7 Echo Delay Time Mode 1-7 SECTION 2 THEORY OF OPERATION INTRODUCTION 2-1 BLOCK DIAGRAM 2-1 Time/Events Trigger 2-1 Phase Lock Loop and Gated Countdown 2-1 Outputs Processing and Events Start Trigger 2-1 Delaying Counter and Display Generator 2-1 Readout Encoding 2-1 7D11 Service TABLE OF CONTENTS (cont) SECTION 2 THEORY OF OPERATION (cont) Page THEORY OF OPERATION 2-2 TRIGGER CIRCUITSO 2-2 Trigger Preamp 2-2 Trigger Generator 2-3 PHASE LOCK LOOP AND GATED COUNTDOWN 2-5 Phase Lock Loop 2-5 Fine Delay 2-6 Gated Countdown 2-6 OUTPUTS PROCESSING AND EVENTS