5
Replaceable Parts
5-1
5.1
Introduction
This section contains replacement parts information, sche-
matic diagrams and component layout drawings for the
Model 7020.
5.2
Parts lists
Parts Lists for the various circuit boards are included in ta-
bles integrated with the schematic diagrams and component
layout drawings. Parts are listed alphabetically in order of
circuit designation.
5.3
Ordering information
To place an order, or to obtain information concerning re-
placement parts, contact your Keithley representative or the
factory. When ordering parts, be sure to include the follow-
ing information:
1. Card model number 7020
2. Card serial number
3. Part description
4. Circuit designation (if applicable)
5. Keithley part number
5.4
Factory service
If the card is to returned to Keithley Instruments for repair,
perform the following:
• Call the Repair Department at 1-800-552-1115 for a
Return Material Authorization (RMA) number.
• Complete the service form at the back of this manual
and include it with the card.
• Carefully pack the card in the original packing carton.
• Write ATTENTION REPAIR DEPT and the RMA
number on the shipping label.
NOTE
It is not necessary to return the switching
mainframe with the card.
5.5
Component layouts and schematic
diagrams
Component layout drawings and schematic diagrams are in-
cluded on the following pages integrated with the parts lists:
Mass terminal board component layout: 7020-170
Mass terminal board schematic: 7020-176
Scanner board component layout: 7020-100
Scanner board schematic: 7020-106