TPS2000 Series Digital Storage Oscilloscopes Service Manual
9--1
Diagrams
This section describes the electrical operation of the TPS2000 Series oscilloscope
using the major circuit blocks. Figure 9--1 shows the oscilloscope interconnec-
tions used in the four-channel version.
Preamp/
Attenuator
ADG420
CH1
GND1
CLK/SDATA
Isolator
Isolated Plane
Optocoupler (typ)
Isolator
Preamp/
Attenuator
ADG420
CH2
GND2
CLK/SDATA
Isolator
Isolated Plane
Isolator
FISO/A2D/
Peak Detect/
Trigger
ADG421
Preamp/
Attenuator
ADG420
CH3
GND3
CLK/SDATA
Isolator
Isolated Plane
Isolator
Preamp/
Attenuator
ADG420
CH4
GND4
CLK/SDATA
Isolator
Isolated Plane
Isolator
FISO/A2D/
Peak Detect/
Trigger
ADG421
Passive Circuit
GNDT
Preamp/
Attenuator
ADG420
CLK
DSP/
Raster/
Display
ADG522
DSP/
Raster/
Display
ADG522
SDRAM
SDRAM
Front
Panel
68K
CPU
QVGA
Passive
LCD
Probe comp.
60.6
MHz
Real--time
Clock
FLASH
FPGA
Buffers
Compact
FLASH
Power Supply,
2 Smart Batteries,
Smart Charger
RS--223
Printer
Isolated Ext.
Trigger
Figure 9--1: TPS2000 Series block diagram
Summary of Contents for TPS2000 Series
Page 6: ......
Page 12: ...Table of Contents vi TPS2000 Series Digital Storage Oscilloscopes Service Manual...
Page 16: ...Service Safety Summary x TPS2000 Series Digital Storage Oscilloscopes Service Manual...
Page 20: ...Preface xiv TPS2000 Series Digital Storage Oscilloscopes Service Manual...
Page 42: ...Theory of Operation 3 6 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
Page 62: ...Adjustment Procedures 5 10 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
Page 90: ...Maintenance 6 28 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
Page 92: ...Options 7 2 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
Page 94: ...Electrical Parts List 8 2 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
Page 96: ...Diagrams 9 2 TPS2000 Series Digital Storage Oscilloscopes Service Manual...
Page 106: ...Replaceable Parts 10 10 TPS2000 Series Digital Storage Oscilloscopes Service Manual...