Tektronix TG8000

Table of Contents
Mainframe remo
val and installation procedures ............................................................ 2-19
Preparation.................................................................................................. 2-19
Access procedure .......................................................................................... 2-24
Locking line cord .......................................................................................... 2-24
Top cover ................................................................................................... 2-25
Front Panel assembly...................................................................................... 2-26
Front Panel subassemblies................................................................................ 2-28
Power Supply module subassemblies ................................................................... 2-30
Main board ................................................................................................. 2-33
Mainframe replaceable parts list .............................................................................. 2-35
Parts ordering information................................................................................ 2-35
Using the replaceable parts list........................................................................... 2-36
AG7 Audio Generator m odule
AG7 module service overview.................................................................................. 3-1
AG7 module theory of operation ............................................................................... 3-2
AG7 module interconnect diagram ............................................................................. 3-3
AG7 module troubleshooting ................................................................................... 3-4
Required equipment ......................................................................................... 3-4
To back up the instrument settings......................................................................... 3-4
AG7 module troubleshooting trees ........................................................................ 3-5
AG7 module removal and repl
acement ........................................................................ 3-7
Required tools................................................................................................ 3-7
How to replace the rear-panel connectors and chassis................................................... 3-8
AG7 module replaceable parts list.............................................................................. 3-9
AGL7 Analog Genlock module
AGL7 module service overview ................................................................................ 4-1
AGL7 module adjustment procedures.......................................................................... 4-2
Requirements for adjustment ............................................................................... 4-2
Required equipment ......................................................................................... 4-2
To adjust the output offset and gain........................................................................ 4-3
To adjust the clock timing (older versions only) ......................................................... 4-7
AGL7 module theory of operation............................................................................ 4-12
Analog genlock ............................................................................................ 4-12
Black burst generator...................................................................................... 4-12
AGL7 module interconnect diagram ......................................................................... 4-14
AGL7 module troubleshooting................................................................................ 4-15
Required equipment ....................................................................................... 4-15
To back up the instrument settings....................................................................... 4-15
ii TG8000 Multiformat Test Signal Generator Service Manual