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Operating Instructions—2213 Service
3.
Wait several seconds fo r the input coupling capacitor
to discharge.
4. Connect the probe tip to the signal source.
5.
Wait several seconds fo r the input coupling capacitor
to charge.
6.
Set the AC-GND-DC switch to AC. The display w ill
remain on the screen, and the ac component o f the signal
can be measured in the normal manner.
INSTRUMENT COOLING
To maintain adequate instrument cooling, the ventila
tion holes on both sides and rear panel o f the equipment
cabinet must remain free o f obstructions.
OSCILLOSCOPE DISPLAYS
INTRODUCTION
Trigger
VAR HOLDOFF
The procedure in this section w ill allow you to set up
and operate your instrument to obtain the most commonly
used oscilloscope displays. Before starting this procedure,
verify that the POWER switch is OFF (push button out),
then plug the power cord into an approved ac-power-source
outlet.
SLOPE
LEVEL
MODE
EXT COUPLING
SOURCE
I NT
NORM (fully counter
clockwise)
J ~
(lever up)
Midrange
AUTO
AC
I NT
VERT MODE
BASELINE TRACE
First obtain a baseline trace.
1. Preset the instrument front-panel controls as follows:
Display
AUTO INTENSITY
Fully counterclockwise
AUTO FOCUS
(minimum)
Midrange
Vertical (Both Channels)
AC-GND-DC
AC
VO LTS/DIV
50 m (IX )
V O LTS/D IV Variable
CAL detent
V E R TIC A L MODE
(fully clockwise)
CH 1
INVERT
O ff (button out)
POSITION
Midrange
Horizontal
SEC/DIV
Locked together at 0.5 ms
SEC/DIV Variable
CAL detent
H O RIZO NTAL MODE
(fully clockwise)
NO DLY
X10 Magnifier
O ff (variable knob in)
POSITION
Midrange
DELAY TIME
Range Selector
0.2 ms
MULTIPLIER
Fully counterclockwise
2. Press in the POWER switch button (ON) and allow
the instrument to warm up fo r 20 minutes.
3. Adjust the AUTO INTENSITY control fo r desired
display brightness.
4. Adjust the Vertical and Horizontal POSITION
controls to center the trace on the screen.
SIGNAL DISPLAY
1. Obtain a baseline trace.
2.
Apply a signal to either vertical-channel input con
nector and set the VER TIC AL MODE switch to display
the channel used. To display two time-related input signals
use both vertical-channel input connectors and select
BOTH VE R TIC A L MODE; then select either A L T or
CHOP, depending on the frequency o f input signals.
3.
Adjust the AUTO INTENSITY control fo r desired
display brightness. If the display is not visible w ith the
AUTO INTENSITY control at midrange, press the BEAM
FIND push button and hold it in while adjusting the
appropriate VO LTS/DIV switch (es) to reduce the vertical
2 -9
Содержание 2213
Страница 1: ...Ttektronix 2213 OSCILLOSCOPE SERVICE IN S T R U C T IO N M A N U A L ...
Страница 9: ...2213 Service 3827 01 viii The 2213 Oscilloscope ...
Страница 30: ...Theory of Operation 2213 Service 3 3 Figure 3 1 Basic block diagram of the 2213 Oscilloscope ...
Страница 67: ...Adjustment Procedure 2213 Service 5 2 ...
Страница 139: ...Figure 9 4 2213 block diagram S105 ...
Страница 140: ...a o m 7 x C O o z CHANNEL SWITCH AND VERTICAL OUTPUT ...
Страница 141: ...2213 Service ...
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Страница 146: ...2213 3827 20 R V FB 4982 C 4 ...
Страница 147: ...S90I 4 5 ...
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