Maintenance-213
Service
installation
instructions
are
contained
in
the
Troubleshoot-
ing
Aids
portion
of
this
section.
Suggested
types
of
test
equipment
useful
for
troubleshooting
are
as
follows:
Digital Multimeter
1.
Tektronix
213
DMM
Oscilloscope
(cannot
be
used
for
the
high-voltage
multiplier).
Use
an
ordinary
multimeter
to
measure
the
multiplier
(e.g.
Triplette
Model
630-NA).
2.
Tektronix
DM
501
(requires
TM
500-series
Power
Mo-
dule.
See
Calibration
section
Equipment
Required
list.)
Function Generator
Tektronix
FG
501
(requires
TM 500-series
Power
Module.
See
Calibration
section
Equipment
Required
list.)
General
Purpose
Oscilloscope
Tektronix
213
DMM
Oscilloscope.
(Refer
to
the
Tektronix
Products
catalog
for
other
oscilloscope
systems
with
charac-
teristics
similar
to
the
213.)
Curve Tracer
Tektronix
577
with
a
177
Standard
Test
Fixture
and
a
178
Linear
IC
Test
Fixture.
Line Isolation Transformer
Allied
Part
No.
928-3010.
Troubleshooting Aids
A/D
EXTENDER
CARD.
To
install
the
A/D
Extender
Card,
perform
the
A/D
Converter
Board
Removal
steps,
then
refer
to
Figure
4-11
and
proceed
as fol lows:
1.
Insert
the
A/D
Converter
Board
into
the
A/D
Extender
Card
from
the
side,
then
vertically
insert
the
extender
card
into
the
Function
Board.
2.
Connect
the
extender
card
cables (2)
between
the
A/D
Converter
Board
terminal
pins
and
their
matching terminal
pin
sockets
on
the
Power
Supply
Board.
To
remove
the
extender
card,
reverse
the
installation
proce-
dure.
POWER
SUPPLY
EXTENDER
CARD.
To
install
the
Power
Supply
Extender
Card,
perform
the
Power-Supply
Board
steps,
then
refer
to
Figure
4-11
and
proceed
as follows:
4-14
POWER
SUPPLY
EXTENDER
CARD
Fig.
4-11.
Installation
of
extender cards.
POWER
SUPPLY
BOARD
i)
1481-28
1.
With
the
terminal
pins
and
terminal
sockets
of
the
card
so~ets
of
the
card
facing
upward,
insert
the
card
onto
the
Amplifier
Board.
Then
vertically
insert
the
Power
Supply
Board
onto
the
card.
2.
Connect
the
two-connector
crt
terminal
connector
hold-
er
to
the
extender
card,
and
the
extender
card
two-connec-
tor
terminal
connector
holder
to
the
Power
Supply
Board
where
the
crt
terminal
connector
would
normally
have
been
connected.
Connect
the
five-connector
terminal
connector
holder
(terminal
pins)
cable
assembly
on
the
extender
card
between
the
corresponding
connections
on
the
Secondary
Power
Supply
and
Power
Supply
Boards.
NOTE
At
this
point
the AID Converter Board
may
or
may
not
be
reinstalled with the
AID
Extender
Card.
If
only
the oscilloscope functions
of
the
instrument
are
to be tested, the
AID
Converter
Board does
not
need to be reinstalled; however,
if
it
is
not
reinstalled, the instrument cannot be
turned on unless a jumper
is
installed between
the Power Supply Board terminal connector
sockets
18
and
19.
I
WARNING
I
When Power Supply Board terminal connector
sockets
18
and
19
are
jumpered, the instrument
cannot
be
turned
off
with the POWER switch.
If
components or parts
are
to be replaced, the
batteries and the power line plug should
be
dis-
connected.
REV.
A,
MAR.
1976
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