Keithley 220 - Page 9

TABLE OF CONTENTS (CONT.1
Paragraph
Title Page
SECTION S-MAINTENANCE
5.1
Introduction
............................
5.2
Calibration
..............................
5.2.1
Recommended Test Equipment ..........
5.2.2
Environmental Conditions ...............
5.2.3
Warm-Up .............................
5.2.4
Calibration Fixtures ....................
5.2.5
Calibration Adjustments ................
5.3
Fuse Replacement
.......................
5.4
Line Voltage Selection
....................
5.5
Disassembly
............................
5.6
Fan Filter Maintenance
...................
5.7 Special Handling of Static Sensitive Devices
5.8 Troubleshooting
... .....................
5.8.1
Servicing High Impedance Circuitry. ......
5.8.2 Digital Self Test .......................
.
. . .
.
,
.5-l
. ...5-1
5-2
5-2
5-3
SECTION B-REPLACEABLE PARTS
6.1
Introduction ._.,,.......,..___......_..........._._..._._....._....._.......................... 6-l
6.2
PartsList.....................................................................................
6-l
6.3
Ordeilnglnformation...................................................................,,......, 6-l
6.4
FactoryService..........................................................................,...,.. 6-l
6.5 Schematic Diagrams and Component Location Drawings
6-l
LIST OF TABLES
Table
Title
Page
2-1
2-2
3-1
3-2
5-1
5-2
5-3
54
5-5
5-6
5-7
5-8
5-9
5-10
5-11
6-l
6-2
6-3
6-4
6-5
ii
LineVoltageSetting
.................................................
Error Message Conditions
............................................
Recommended Test Equipment
.......................................
lOOmA to 1mA Verification
...........................................
Recommended Test Equipment
.......................................
Calibration
.........................................................
Fuse Replacement, 3AG Size
.........................................
Fuse Replacement, 5mm Size
.........................................
Line Voltage Selection
...............................................
Model 220 Static Sensitive Devices
....................................
Power Supply Checks
...............................................
AnalogBoardChecks
...............................................
DigitalCircuitry
.....................................................
DisplayChecks
.....................................................
IEEE-488 Interface Board Checks
......................................
Index of Modal 220 Schematic and Component Layouts
..................
Mother Board 220-103, Parts List.
.....................................
Display Board 220-l 13, Parts List.
.....................................
Analog Board 220-123, Parts List.
.....................................
IEEE Interface Board, 220-133. Parts List
...............................
...........................
2-1
...........................
2-5
...........................
3-1
...........................
3-2
...........................
5-1
...........................
5-2
........................... 5-3
...........................
........................... z
...........................
...........................
E
...........................
...........................
2
...........................
5-7
........................... 5-8
...........................
6-l
...........................
6-4
...........................
6-6
...........................
6-7
..........................
6-10