Tektronix 2213 - Page 95

M aintenance-2213 Service
CO RRE
CTI VE M AI NT EN A NC E
I NT R OD U
CTIO N
Corrective
maintenance
consists of
component re p lace-
ment an d instrument
re p air . This part of the manual
d escribes
special techniques and procedures re q uire d to
re p lace com p onents in this instrument . If it is necessary to
shi p your instrument to α Tektronix Service Center for
repair or service, refer to the "Repackaging for Shipment"
instructions at the end of this section .
M AI N T
EN A N
C
E PRE CA U TIO N S
To r educe the possibility of
personal injury or instru-
ment d amage, observe the following precautions .
1 .
Disconnect the instrument from the ac p ower
in p ut
source
b efore r emoving or installing components .
2 . U se care not to interconnect instrument
groun d s
which may be at
different p otentials (cross ground
ing) .
3 . When soldering on
circuit boar d s or small insulated
wires, use only α 15-watt,
pencil-ty pe sol d ering iron .
O
B TAI N I N G REPL AC EMEN TP AR TS
Most electrical an d mechanical parts can b
e obtaine d
t hrough your local Tektronix
F
iel d
Office
or
re p resentative .
H owever, many of
the
standar
d electronic components can
u sually be obtaine d from α local
commercial source . B efore
purchasing or ordering α part
from α source other t han
Tektronix, Inc ., p lease check t
he "Replaceable E lectrical
Parts" list (Section 8)
for the prop er value, rating, tolerance,
an d d escri
p tion .
6- 1 0
ΝΟΤΕ
Ph ysical size and s h a p e of α
compone n t may affect
instrument pe rfor mance, partic
u la r ly at h ig h f r e-
quencies . Always use d irect-
re p laceme n t compone n ts,
unless it is k nown t
h
at α
substit u te will not degra d e
instrument p erformance
.
S p ecial
P
arts
In
ad
d ition to the standard electronic com p onents,
some special parts are used in t his instrument . These
parts are manufactured or selected by
Tektronix, Inc . t o
meet specific performance
r eq uirements, or are manu-
facture d for Tektronix, Inc . i
n
accor
d ance with our
specifications .
The various manufacturers can b e identifie d
b y
referring to the "Cross In d ex-Mfr Code N umber to
M anufacturer" at the beginning of the "Re p laceable
E lectrical P arts" list . M ost of the mechanical p arts use d
in this instrument were manufacture d by
Tektronix,
Inc .
Ord er all special p arts d irectly
from your
local
Tektronix
F iel d Office or re p resentative .
Or d ering
P
arts
When or
d ering replacement p arts from Tektronix, Inc .,
be sure to include
all of the following information :
1 . Instrument
ty p e (include mo d ification or op tion
numbers) .
2 . Instrument
serial number .
3 . Α d escription
of the part (if electrical, inclu de its
com p onent
number) .
4 . Tektronix part
number .
M
AI NTEN A NC E AIDS
The maintenance aids listed in Table 6-4 inclu d e items
re q uire d
for p erforming most of the maintenance p ro-
ce
d ures on this instrument . Equivalent prod ucts may b
e
substituted for the examples given,
provide d their char-
acteristics are similar .
I N T ER CO
NNE
CTIO
NS
P in connectors are use d to connect
wires to the inter-
connecting p ins . They are grouped together and
mounted
in α p lastic holder and s houl d be remove d , reinstalled, or
replace
d as
α u nit . If an in d ividual wire or connector
in the assembly
is faulty, the entire cable assembly should
be replaced . To
p rovide correct orientation of this multipin
connector
when it is reconnected to its mating p ins, an
arrow is stampe
d
on
the circuit b oard, an d α matching
arrow is mol d
ed i nto the p lastic housing of the multipin
connector
.
Be
sure these arrows are aligned with each other
when the multipin
connector is reinstalled .