Tektronix 465B

465B Service
TABLE
OF CONTENTS (cont)
SECTION
6
OPTIONS (coni) Page
OPERATING
INFORMATION
6-6
Installation of Video Graticule
6-6
Operation of the Sync Separator
6-7
Triggering
the Sweep
6-7
Vertical Operating
Modes—
Special
Consideration
6-7
Typical Operation
6-8
Selecting an Individual Line
6-8
Special Measurements
6-8
IDENTIFYING FIELDS, FRAMES. AND LINES IN 525/60 AND 625/50 TV
SYSTEMS
6-9
NTSC (CCIR System M)
6-9
CCIR System B and Similar 625/50 Systems (including PAL)
6-9
THEORY OF OPERATION
6-10
Introduction
6-10
Switching
6-10
Trigger Pickoff
6-10
Trigger
Amplifier and Inverter 6-11
Sync Separator
6-11
ADJUSTMENT PROCEDURE
6-12
Introduction
6-12
Preliminary Procedure for Sync Separator
Calibration
6-12
Procedure
6-13
OPTION
05 REPLACEABLE ELECTRICAL
PARTS
LIST
6-19
OPTION
05 REPLACEABLE MECHANICAL PARTS LIST
6-21
OPTION 07 EXTERNAL DC OPERATION
6-23
INTRODUCTION
6-23
SPECIFICATION
6-23
CONTROLS AND CONNECTORS
6-23
OPERATION AND INSPECTION
6-23
THEORY OF
OPERATION 6-23
General
Description
6-24
Turn-Off Level Circuit
6-24
Turn-Off Circuit
6-25
Start
Circuit
6-25
Inverter Circuit . ...
6-26
DC Input
6-26
Start-Stop Switch
6-27
Power-Mode Switch (SI
665)
6-27
MAINTENANCE
6-27
ADJUSTMENT
...
6-28
OPTION 07 REPLACEABLE ELECTRICAL PARTS
LIST 6-33
OPTION 07 REPLACEABLE MECHANICAL PARTS LIST 6 36
OPTION 78 TYPE Pi 1 PHOSPHOR
6-39
IV