Tektronix 7603 Service And Instruction Manual page 154

A 1
M a i n I n t e r f a c e
tu
-.
'-l
'\^
.-
i'hl
''-li'$
*See Parts List for
serial number ranges.
F i g . 8 - 2 . A 1 . M a i n I n t e r f a c e ( r e a r ) c i r c u i t b o a r d .