Introduction; Partslist; Factoryservice - Keithley 220 Instruction Manual

SECTION 6
REPLACEABLE PARTS
6.1 INTRODUCTION
This section contains replacement parts information.
schematic diagrams, and component location drawings for
the Model 220. An exploded view of the Model 220 is
shown in Figure 6-1, while an illustration of the Fan
Assembly is shown in Figure 6-2.
8.2 PARTS LIST
Parts are listed alphabetically in order of their circuit
designations. Table 6-l contains an index of the schematic
diagrams and component location drawings included at the
end of this section. Table 6-2 contains a parts list for the
Model 220 motherboard. Table 6-3 contains a parts list for
the display board. Table 6-4 contains a parts list for the
analog board. Table 8-5 contains a parts list for the IEEE
interface board.
Table 6-l. Index of Model 220 Schematics and
Component Layouts
Title
Display Board Component Layout
Mother Board Component Layout
Analog Board Component Layout
IEEE Interface Board Component Layout
Display Board Schematic
Mother Board Schematic
Analog Board Schematic
IEEE Interface Schematic
6-6
6-7
L
6-8
5-9
6-10
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 Description (if applicable)
5. Keithley Part Number
8.4 FACTORY SERVICE
If the instrument is to be returned to the factory for service,
complete the service form which follows this section and
return it with the instrument.
6.5 SCHEMATIC DIAGRAMS AND COMPONENT
LOCATION DRAWINGS
Schematic diagrams and. component location drawings
follow the replaceable parts list information in the order
listed in Table 6-l.
6-1