List Of Illustrations Only - Tektronix T921 Instruction Manual

T921/T922/T922R
LIST OF ILLUSTRATIONS
REV. A, JUNE 197 6
Fig.
No .
Description
Page
No .
Fig.
No .
Description
Page
No .
1-1 T921/T922/T922R 15 MHz
oscilloscopes. Frontis
4-1 T922R adjustment locations.
4-3
1-2 T922R dimensional drawing .
1-4
4-2 Power supply adjustment location
1-3 T921/T922 dimensional drawing .
1-5
(bottom of T921 and T922) . 4-4
2-1 Display front panel controls and 4-3 Interface board adjustment locations. 4-5
connectors . 2-2 4-4 Vertical amplifier adjustment locations
2-2 Rear panel controls and connectors . 2-3 (bottom view of T921 and T922) . 4-7
2-3 Left side of cabinet. 2-4
4-5 Display of correct (idealized) attenuator
2-4
Bottom of cabinet . 2-4
compensation .
4-8
2-5 Vertical amplifier front panel controls .
2-5
4-6 Time base adjustment locations.
4-11
2-6 Time base front panel controls and
connectors .
2-6 5-1 Troubleshooting chart.
5-4
2-7 T922R displaycontrols, connectors, and
5-2 Color code for resistors and capacitors .
5-6
indicators .
2-7 5-3 Lead configuration for semiconductor
2-8
T922R vertical amplifier controls,
devices. 5-7
connectors and indicators .
2-9
5-4 Multi-cohnector holder orientation . 5-8
2-9 T922R time base controls, connectors
5-5 Pin connector replacement. 5-12
and indicators .
2-10 5-6 Shaft-knob removal.
5-13
2-10
Probe compensation . 2-14
5-7 T921 and T922 circuit board locations.
5-13
2-11 Effects of probe compensation .
2-14
5-8 T921 and T922 circuit board locations. 5-15
2-12 Peak-to-peak voltage measurement.
2-15 5-9
T922R circuit board locations. 5-17
2-13 Instantaneous voltage measurement.
2-15 5-10 T922R vertical module replacement.
5-18
2-14 Phase difference .
2-16 5-11 T922R horizontal module replacement.
5-18
2-15 Time duration .
2-16 5-12 T922R interface board replacement.
5-19
2-16 Risetime .
2-17 5-13 T922R power module replacement .
5-19
2-17
T922R rackmounting methods .
2-19 5-14 T922R scale illum assembly
3-1 Deflection accuracy and X gain check
replacement. 5-20
test setup.
3-3 5-15 T922R line-voltage and range selection.
5-21
3-2 T922R rear input test setup .
3-4
3-3 Bandwidth check test setup.
3-6
7-1
Foldback circuit action .
3-4 Triggering and Z-axis input check test 7-2
Timing diagram : sweep generatorand gate .
setup.
3-7
7-3 Timing diagram of signals generated
3-5 Timing accuracy check test setup.
3-8 ' during a single-sweep display.
3-6 SWEEP RAMP OUT display .
3-10 7-4 Bench version T922+33voltpowersupply .
3-7 SWEEP GATE OUT display.
3-10 7-5 Simplified block diagram of the vertical
3-8
TV trigger check test setup.
3-11 output amplifier circuit.