Tektronix 465B

Calibration Procedure
—
465B
Service
Adjustment Procedure
VERTICAL
Equipment Required
1 Calibration Generator
7. 2X or 5X Bnc Attenuator
2. Test Oscilloscope (only if gain requires complete
8
10X Bnc Attenuator
(2
required)
recalibration
9.
50
0 Bnc Termination
(2
required)
3. Leveled Sine Wave Generator
10.
Low-capacitance Screwdriver
4 Two 10X Probes
(one
should
have Scale-factor
Switching, however an 11 kO resistor
may
be substituted
in Step
1,
part
a).
n.
3-incn slotted Screwdriver
12. Bnc-to-probe tip
Adapter
5.
50
fi Bnc
Cable
(2
required)
13.
Bnc-female-to-coaxial-cable-connector
6. Dual-input Coupler
Adapter
See
ADJUSTMENT locations
2
and
ADJUSTMENT
locations
3
in the Diagrams section for ad/ust-
ments and test
points (TP).
465B
Control
Settings Trigger
(A
and B)
POWER ON
COUPLING AC
LEVEL As needed for stable
display
Display
SLOPE
+
INTENSITY
As desired
A TRIGGER SOURCE NORM
FOCUS For optimum definition
B
TRIGGER SOURCE STARTS AFTER DELAY
SCALE ILLUM As desired
TRIG MODE AUTO
ASTIG Best defined trace
A TRIGGER HOLDOFF NORM
Vertical (CH 1 and CH
2)
VERT
MODE CH 1
Sweep (A
and
B)
POSITION
Midrange
HORIZ DISPLAY A
VOLTS/DI V 5 mV
A
TIME/DIV 1 ms
VAR VOLTS/DIV Calibrated detent
B TIME/DIV
1 ms
AC-GND-DC DC
VAR TIME/DIV
Calibrated detent
INVERT Normal
(button out)
DELAY TIME POSITION Fully
counterclockwise
20 MHz BW LIMIT Full bandwidth
X10 MAG Off
(button out)
(button out)
POSITION (Horizontal) Midrange
427