Calibration
Procedure—
465B
Service
Adjustment
Procedure
TRIGGERS
Equipment Required
1. Leveled
Sine-wave Generator
8. Gr-to-bnc-female Adapter
2. Low-frequency
Generator
9. Gr-to-bnc-male Adapter
3. Time Mark Generator
10. 10X Bnc Attenuator
4.
Calibration Generator
11
50
O BNC
Termination
(2
required)
5.
50
O
Signal Pickoff Unit
(Type CT-3) 12. Dual-input
Coupler
(2
required)
6. 10X Probe
13.
Bnc T Connector
7. 42-inch
Bnc Cable
(2
required)
14. 3-inch Slotted Screwdriver
See
adjustment locations 2
and
adjustment locations 4 in
the Diagrams section for adjust-
ments and test points (TP).
465B Control Settings
Regulating Range Selector Medium
Line Voltage Selector 115 V
POWER ON
Triggering Controls
(both A
and
B it applicable)
LEVEL
SLOPE
COUPLING
SOURCE
TRIG
MODE
Adjust
as
needed
for
a stable display
+
AC
NORM
AUTO
CRT Controls
INTENSITY
FOCUS
SCALE ILLUM
As desired
Best focused display
As desired
Vertical
Controls
(both
channels
If applicable)
VOLTS/DIV
VAR
POSITION
AC-GND-DC
VERT MODE
INVERT
20 MHz BW LIMIT
10 mV
Calibrated
detent
Midrange
DC
CH
1
Off (button out)
Full bandwidth
(button
out)
Sweep Controls
HORIZ DISPLAY
DELAY
TIME
POSITION
A TIME/DIV
B TIME/DIV
VAR TIME/DIV
X10 MAG
POSITION
A TRIGGER
HOLDOFF
A
Fully counterclockwise
0.05 ps
0.05 ps
Calibrated detent
Off (button out)
Midrange
NORM
1. Check/Adjust A Trigger Sensitivity
and TRIG
LED (R7246)
a Connect
a
10 MHzsignal
from
theleveled
sine-wave
generator
to the A and B External Trigger
inputs
via
aGR-
to-bnc-male adapter,
CT-3
through
output, GR-to-bnc-
female adapter, 50 0 bnc cable,
10X attenuator, 50 0
termination and dual-input coupler.
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