Keithley 2002 Multímetro digital
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Modelo:
2002
Fecha:
1995
Categoría:
Grupo:
Descripción:
Multimeter
Type manuel:
Manual del usuario
Páginas:
114
Tamaño:
815.27 Kbytes (834841 Bytes)
Idioma:
english
Revisión:
D
Manuel-ID:
2002-905-01
Fecha:
2004 05 01
Formato:
Documento electrónico, sin análisis, muy bien legible.
Fecha de subida:
2018 08 22
MD5:
96901d32b7e84abe41a96055963ec205
Descargas:
493
Información
Calibration Manual
Type manuel:
Manual de servicio
Páginas:
148
Tamaño:
987.19 Kbytes (1010884 Bytes)
Idioma:
english
Revisión:
B
Manuel-ID:
2002-902-01
Fecha:
1998 06 01
Formato:
Documento electrónico, sin análisis, muy bien legible.
Fecha de subida:
2020 12 29
MD5:
a8e5c152602e686c8f940223f740f0f8
Descargas:
175
Información
Repair Manual
Routine Maintenance
Introduction ... 1-1
Line fuse replacement ... 1-1
Current fuse replacement ... 1-2
Front AMPS input fuse ... 1-2
Rear AMPS input fuse ... 1-3
Fan Filter cleaning ... 1-3
Firmware updates ... 1-3
Troubleshooting
Introduction ... 2-1
Repair considerations ... 2-2
Power-on test ... 2-2
Front panel tests ... 2-2
KEYS test ... 2-2
DISPLAY PATTERNS Test ... 2-2
Character set test ... 2-3
Diagnostics ... 2-3
Control register bit patterns ... 2-3
Control register ICs ... 2-3
Normal operation bit patterns ... 2-3
Display board checks ... 2-5
Power supply checks ... 2-5
Principles of operation ... 2-6
Block diagrams ... 2-6
Display board circuit theory ... 2-11
Power supply circuit theory ... 2-11
Built-in test overview ... 2-12
Using Built-In Test ... 2-15
AUTOMATIC Testing ... 2-15
MANUAL Testing ... 2-15
Built-In test documentation ... 2-17
Memory element tests ... 2-18
Digital I/O tests ... 2-19
IEEE-488 bus tests ... 2-20
Triggers tests ... 2-21
A/D Converter tests ... 2-23
Integration tests ... 2-27
A/D multiplexer tests ... 2-49
Temperature sensor test ... 2-5A/D Converter ground multiplexer tests ... 2-52
Input buffer tests ... 2-55
Open-circuit ohms tests ... 2-56
20V range multiplexer tests ... 2-58
Ohms tests ... 2-61
100:1 input divider test ... 2-63
Overload tests ... 2-64
Calibration/frequency compensation DAC tests ... 2-67
Regulator and switching tests ... 2-70
Absolute value circuit X1 gain tests ... 2-72
Absolute value circuit, X10 gain tests ... 2-75
Sample and hold tests ... 2-80
Front end X1, /100, /500 tests ... 2-84
/200 frequency compensation tests ... 2-86
/750 frequency compensation tests ... 2-90
True RMS Converter and Filter tests ... 2-94
Frequency tests ... 2-96
Amps/low ohms tests ... 2-102
Amps protection tests ... 2-107
ACA switch test ... 2-109
Ohms sense tests ...
Disassembly
Introduction ... 3-1
Handling and cleaning precautions ... 3-1
PC-board handling ... 3-1
Solder repairs ... 3-1
Special handling of static-sensitive devices ... 3-2
Case cover and shield removal ... 3-2
Case cover removal ... 3-2
Analog board top shield removal ... 3-2
PC-board removal ... 3-3
Digital board ... 3-3
A/D Converter board ... 3-3
Analog board ... 3-3
Front panel disassembly ... 3-4
Cooling fan removal ... 3-5
Main CPU firmware replacement ... 3-5
Instrument re-assembly ... 3-6
Assembly drawings ... 3-6
Replaceable Parts
Introduction ... 4-1
Parts lists ... 4-1
Ordering information ... 4-1
Factory service ... 4-1
Component layouts ... 4-1
Specifications ... A-1