Tektronix SC 501 User Manual

Section
2—SC 501
SERVICING
INFORMATION
INTRODUCTION
CONTENTS
This
section of
the manual
contains
information neces-
sary to
service
the
SC
501
.
A
block
diagram
and
schematic
drawings are
provided as
an
aid
in
understanding the
theory
of
operation
of the
SC
501.
A circuit
description
for each
schematic
drawing
is
included on
the
associated
foldout page.
Adjustment and
calibration
procedures are
provided on
a
foldout
page
with supporting
illustrations that
show inter-
nal adjustment
locations and
measurement
check points.
Also included is
the
electrical parts list and a
component
location
grid
to
facilitate the location
of the components
on
the etched
circuit boards.
Mechanical
parts are
listed
in the
rear of
this
section
with an
exploded
view of
the
instrument. A
list of
standard
accessories and
a
carton assembly
drawing are
on
the back
of
the
exploded view foldout
page.
MAINTENANCE
General system
maintenance
procedures are
provided in
the Power Module instruction
manal,
i.e.,
preventive main-
tenance, troubleshooting aids, parts
removal
and
replace-
ment procedures, parts ordering information, etc.
Adjustment
of
the
SC
501 may be required after
a
repair
has been made, or after long time
intervals
in
which normal
aging of components may
affect instrument accuracy.
Before
complete calibration, thoroughly
clean and in-
sfject
this
instrument as
outlined in the service section of
the Power
Module
instruction manual.
Refer to
Fig.
2-1
as
an aid
in removing
or
replacing the
cathode-ray tube.
CRT
base
socket
NOTE
It
is
not necessary
to
remove the
crt shield
or
front
panel.
CRT shield
Use
care
when handling a
crt.
Protective
clothing and
safety
glasses
should
be
worn. Avoid
striking it
on
any object
whidi
might cause it to
crack or
implode.
When storing a crt,
place
it in a
protective car-
ton or set
it face down in a
protected
location on
a
smooth
surface with a soft mat under the
faceplate
to
protect it from
scratches.
Fig.
2-1. Replacing
the cathode-ray tube.
Replacing
the
crt
will require
partial
instrument readjostments. Refer
to
CALIBRATION
ADJUST-
MENTS
foldout
page.
2-1

Tektronix SC 501 Specifications

General

Brand	Tektronix
Model	SC 501
Category	Test Equipment
Language	English