Tektronix 2235 User Manual

Symbols
DIAG R A M
S
AND
CI
R
C U
IT B OA R D I LLU
ST
R ATIO N S
Graphic symbols and class designation letters are
based on ANSI Stand ard Υ 32 .2-1975 .
Logic symbology is based on ANSI Υ 32 .14-1973 in
terms of positive logic . L ogic symbols depict the logic
function performe d an d may differ from the manufac-
turer's data .
The overline on
α signal n ame in d icates that the signal
performs its
intended f unction w hen it is in the low state .
Abbreviations are based on ANSI Υ 1 .1-1972 .

Ca p acitors
-
V alues one
or
greater
are in picofarads(pF) .
V alues less than
one
are in microfarads
Other ANSI standards that are u se
d in the preparation

(pF) .
of diagrams by Tektronix,
Inc . are :

R esistors = Ohms ( Ω ) .
T he information and s p ecial symbols b elow may appear in this manual .
Assembly N umbers an d Gri d Coor d inates
The schematic
diagram and circuit board com p onent
E ach assembly
in the instrument is assigned an

location illustration have grids . Α lookup table wit h the
assembly number (e .g .,
Α
20) .
The
assembly
n umber

gri d coor d inates is provided for ease of
locating the
appears onthecircuit
board outline onthediagram,iht h e

component . Onlythecomponents illustrated
onthefacing
title for the circuit boar d co mp onent location illustration,

diagram are liste d i n the lookup table . When
more than
and in the lookup table f or the schematic diagram and

one schematic diagram is u se d to illustrate the circuitryon
correspon d ing component locator illustration .
The

α circuit boar d , the circuit board illustration
may
only
Replaceable E lectrical P arts list isarranged byassem b
lies

appear opposite the first
diagram
on
which it w as il-
in numerical seq uence ; the components are listed by

lustrate d ; the lookup table
will list the diagram number of
com p onent number '(see following illustration for

other
diagrams t h at the circuitry of the circuit boar d
constructing α component number) .

appears on
.
Cam S w itc h
Closu re C h art

_ : -

-,
(Dot in d icates
switc h closu r e(
E tc h ed Circu it B oard ._
Outlined in B lac k
Re f er [ ο Waveto r m
Function
Block
Outli
ne
670- ΧΧΧΧ -ΧΧ
λ
*[ ΟΥΡΟΧΣΜΙ M IIYR f R Ε C λΥΡ ur
ΑΖ 3, P~?, R1234
I "I
Υ 14 .15, 1966

Drafting Practices .
Υ 14 .2, 1973

L ine Conventions an d L ettering .
Υ 10 .5, 1968

L etter Symbols for
Quantities
Used i n
Electrical Science an d E lectrical
Engineering .
Com p onent
V
al u es
Electrical components shown on the diagrams are in
the following units unless n oted otherwise :
A m erican N ational Stan dar d Institute
1430 B roadway
N e w York, N ew York 10018
Coaxial con necto r s :
male
tema ι e
P l u g I ndex , sig n ifies pi n No . Υ
R eg
ΒηιΟ
-
-
E xternal Screw dr i ve r Adj .
20 κ
~ _
s
h iel d ing
τι
0~
s r r " ι c » .,

θσχ - Ι d entifies Panel
οη rols, Con n ectors and
In d icators
Selecte d val u e, see P a r ts L ist
and
Μαίπ
[e παηce Section for
Selection C r iteria
Sectio
n 9-2235 Ser v ice
M
o
d ifie d Component-See
P arts L ist (De p icte d in g r ey,
o r w it h grey outli n e)

Tektronix 2235 Specifications

General

Brand	Tektronix
Model	2235
Category	Test Equipment
Language	English