SECTION 9
Replaceable Parts
9.1 INTRODUCTION
This section contains replacement parts information,
schematic diagrams, and component layout drawings for
the Model 263 Calibrator/Source.
9.2 ELECTRICAL PARTS LISTS
Electrical parts for the Model 263 circuit boards are in-
tegrated with the component layout drawings and
schematic diagrams for the respective circuit boards. Parts
are listed alphabetically in order of circuit designation.
9.3 MECHANICAL PARTS
1. Complete the service form at the back of this manual
and return it with the instrument.
2. Advise as to the warranty status of the instrument (see
the inside front cover of this manual for warranty
information.
A miscellaneous mechanical parts list is located at the end
3. Write the following on the shipping label: ATIENTlON
of this section.
REPAIR DEPARTMENT.
9.4 ORDERING INFORMATION
3. Part description.
4. Circuit designation, including schematic diagram and
component layout numbers (if applicable).
5. Keithley part number.
9.5 FACTORY SERVICE
If the instrument or modules are to be returned to the fac-
tory for service, carefully pack them and include the follow-
ing information:
9.6 COMPONENT LOCATION DRAWINGS AND
SCHEMATIC DIAGRAMS
Keithley Instruments, Inc. maintains a complete inventory
of all normal replacement parts. To place an order, or to Component location drawings and schematic diagrams for
obtain information concerning replacement parts, contact the various circuit boards can be found on the following
your Keithley representative or the factory. See the inside
pages arranged as follows:
front cover of this manual for addresses.
Component
Schematic
Layout Diagram
When ordering parts, include the following: Board Number Number
1. Inshument model number.
2.
Instrument serial number.
Mother 263-100 263.106
Display 263-110 263-116
Analog 263-120
263-126
g-119-2
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