Performance Check—2465B/2467B Service
CALIBRATOR, EXTERNAL Z-AXIS AND GATE OUTPUTS
Equipment Required (see Table 4-1)
Calibration Generator (Item 3)
Time-Mark Generator (Item 6)
Oscilloscope with 10X Probe (Item 7)
50 fi BNC T-Connector (Item 8)
50 fi BNC Cables (2 required) (Item 10)
Initial Control Settings.
Control settings not listed do not affect the procedure.
a. Set:
1.
Check CALIBRATOR Repetition Rate.
NOTE
Refer to the Adjustment Procedure to check the
accuracy of the CALIBRATOR output levels.
VERTICAL MODE
CH 1 and CH 2
CH 3, CH 4, ADD,
and INVERT
CHOP/ALT
20 MHz BW LIMIT
VOLTS/DIV
CH 1
CH 2
CH 1 and CH 2 VAR
Input Coupling
CH 1
CH2
Horizontal
A SEC/DIV
SEC/DIV VAR
X10 MAG
AV and At
On
Off
CHOP
Off
10 mV
500 mV
In detent
1 M«DC
50 fi DC
1 ms (knc
In detent
Off
Off (press
until associated readout
is off)
a. Connect a 10X probe from the CALIBRATOR termi-
nal to the CH 1 OR X input connector.
b. Connect 1 ms time markers from the Time-Mark
Generator to the CH 2 input connector via a 50 fi BNC
cable.
c. Adjust the CH 2 VOLTS/DIV for several divisions of
marker display.
d.
CHECK—Horizontal drift for any time marker is 1
division or less per second (10 seconds or more for 1
marker to drift 10 horizontal divisions).
e. Set the CH 2 VERTICAL MODE off.
f. CHECK—1 cycle is displayed per 2 horizontal
divi-
sions for each A SEC/DIV setting from 0.1 s to 0.1 us.
g.
Disconnect the test setup.
TRIGGER
HOLDOFF
LEVEL
SLOPE
MODE
SOURCE
COUPLING
B ENDS A (fully CW)
INIT@50%
+ (plus)
AUTO LVL
CH 1
DC
2.
Check External Z-Axis Operation.
a. Set:
INTENSITY
A SEC/DIV
CH 1 VOLTS/DIV
Fully clockwise
1 ms
500 mV
4-36
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