6.1
INTRODUCTION
SECTION
6
REPLACEABLE PARTS
This section contains replacement parts information, compo-
nent location drawings and schematic diagrams for the Model
197 and Model 1978.
6.2
REPLACEABLE PARTS
Parts are listed alpha-numerically in order of the schematic
designation. Table 6-1 contains parts list information for the
mother board. Table 6-2 contains parts list information for
the display board. Parts list information for the Model 1978
Battery Pack is contained in Table 6-3.
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,
photo copy and complete the service form which follows this
section and return
it
with the instrument.
6.5
SCHEMATIC DIAGRAMS AND
COMPONENT LOCATION DRAWINGS
The component location drawings and schematic diagrams,
are presented as follows:
Figure 6-2. Model 1978 Battery Pack, Component Location
Drawing, Dwg. No. 1978-100.
Figure 6-3. Mother Board, Component Location Drawing,
Figure 6-4. Display Board, Component Location Drawing,
Figure 6-5. Mother Board, Schematic Diagram, Dwg.
No.
Figure 6-6. Display Board, Schematic Diagrm, Dwg.
No.
Figure 6-7. Model 1978 Battery Pack, Schematic Diagram,
Dwg.
NO.
197-100.
Dwg.
NO.
197-110.
197-106.
197-116.
Dwg. NO. 1978-106.
If
an additional instruction manual is required, order the
manual package (Keithley Part Number 197-901-00). The
manual package includes an instruction manual and all perti-
nent addenda.
6-1
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