Keithley 177 Instruction Manual page 39

SECTION
6
REPLACEABLE PART
6.1
INTRODUCTION
This section contains information
for
ordering replacement
parts.
6.2
PARTS
LISTS
Table 6-2 contains
a
list
of parts for the
Mode!
177
mother
board, Table 6-3
lists
display
board
parts,
and
Table
6-4
lists
parts for
the
optional
Model 1788
Battery Pack. Each
list is
ar-
ranged
in
alphabetical order according
to
circuit designation.
Mechanical
parts
are
listed
on
Figure 6-1.
6.3
ORDERING INFORMATION
To
place
an
order or to
obtain information concerning
replacement
parts,
contact your
Keithley representative or
the
factory.
See
the
inside front cover
for
addresses.
When
ordering, include the following information:
1.
Instrument Model Number.
2.
Instrument
Serial
Number.
3.
Part Description.
4. Circuit
Designation
(if
applicable).
5.
Keithley Part Number.
6.4
FACTORY
SERVICE
if
the instrument
is
to be returned to the factory
for service,
please complete
the
service
form which
follows
this section
and
return
it
with
the instrument.
6.5
COMPONENT
LOCATION
DRAWINGS
1.
Model 177 PC-476 Component
Layout No. 29474D.
2.
Display
Board PC-475 Component
Layout No. 29652C.
3.
Model 1788
Battery
Pack PC-451 Component
Layout No.
29007C.
6.6
SCHEMATIC DIAGRAMS
1.
Model 1788
Battery Pack: Schematic No.
29659C.
2.
Model
177 4V2
Digit
Multimeter: Schematic No. 29658E.
6.7
MAINTENANCE
KIT
A
maintenance
kit
is
available that contains
a
complement
of
spare
parts that
will
maintain
up
to ten
Model
177s.
Specify
Model 1779 Spare
Parts
Kit
when
ordering.
A
list
of the
kit
parts
is
given
in
Table
6-1.