SECTION 8
Replaceable Parts
8.1 INTRODUCTION
This section contains replacement parts information,
component location drawings and schematic diagrams
for the Models 486 and 487.
8.2 PARTS LISTS
Pats are listed alphamnerially in order of their circuit
designations. The first two parts lists contain information
for the display boards of the Models 486 and 487. The
next pats list contains information for the digital boards
of both the Models 486 and 487. The next two puts lists
contain information for the analog boards of the insm-
merits. The last two parts lists contain information on
miscellaneous parts that do not pertain to any of the pc
boards.
8.3 ORDERING INFORMATION
Toplaceanorder,ortoobtaininformationconcemingre-
placement parts, contact your Keithley representative or
the factmy. See inside front cover for addresses. When or-
dering, include the following information:
1.
Instrument Model Number
2.
instrument Serial Number
3.
Park Description
4.
Circuit Designation (if applicable)
5.
Keithley Part Number
If an additional instruction manual is required, order the
manualpa~ge(KeithleyPartNumber486-901-00).The
manual package will contain an instruction manual and
any applicable addenda.
8.4 FACTORY SERVICE
lf the instrument is to be returned to the factory for serv-
ice, please complete the service form which follows this
section and return it with the instnunent.
8.5 SCHEMATIC DIAGRAMS AND
COMPONENT LOCATION DRAWINGS
Schematic diagrams and component location drawings
follow the appropriate replaceable parts list for that par-
ticular board.
8-l