Adjustment-RG 501
Channel
2
Input Coupling
Volts/Div
Display Mode
Trigger Source
Time Base
Time/Div
Triggering
Intensity and Focus
de
1
CH 1
CH 1
.5 ms, unmagnified
+
Slope.
Auto Trigger
AC Coupling
Internal
Adjust for well
defined display
TIME MARK GENERATOR
Marker Period
.1 ms, calibrated
ADJUSTMENT PROCEDURE
1. Check Power Supplies
a. Connect the dc voltmeter leads to ground and the
I
5-volltest point. ReIer to Fig.
3-1
lor test point locations.
b. CHECK-For a voltmeter reading of +5 volts
iO.25
volt.
c. Move the positive meter lead to the + 1 5-volt test
point, leaving the other meter lead connected to ground.
•
•
�
ROO
N".
R,"""
Oftyt
�
R10
Offset
[!]
C55
10,... Timing
R63
)(11 Ramp
Col
d
.
CHECK-For a meter reading of +15 volts
iO.75 volt.
e. Connect the dc voltmeter leads between the
-IS-voit test point and ground.
I. CHECK-For a voltmeter reading of - 1 5 volts
±O.75 volt.
g. Disconnect the meter leads from the RG 50
1
.
2. AdJust
+
And
-
Ramp Start DC Level (0 volt
within 20 mY)
a. Connect a coaxial cable from the AG 501 RAMP
OUT connector the the Oscilloscope CH
1
Input connec
tor.
b. Adjust the RG 501 RAMP AMPlITUOE contrOl for
appro)(imately eight divisions of display.
c, Set the CH 1 Input coupling to gnd and center the
oscilloscope trace.
d. Set the CH 1 input coupling to dc.
e, CHECK-That the start of the displayed ramp is
within one vertical division of gralicule center
.
•
+15 V
Tnt
\
-f!.f!l'
_
�-
··r"'1D1)-.
'---
t
'5V
Tn.
y1Q2rr-
-15V
TM
•
Fig.
3-1.
AdJultmenl aod Tell Point tocallonl.
3-2
@
