Tektronix 1S1 Instruction Manual page 119

Calibration – Type 1S1
r. Disconnect the patch cord from the Cal Out connector
and the Type 1S1 EXT HORIZ INPUT jack. (Leave the patch
cord connected between the Type 1S1 HORIZ OUTPUT
jack and the indicator oscilloscope Ext Horiz Input jack.
s. Set the Type 1S1 DISPLAY MODE switch to MAN.
t. Turn the MANUAL SCAN control fully counterclock-
wise.
mVOLTS/CM
MVolts/Cm VARIABLE
DC OFFSET
TIME POSITION
FINE
SMOOTHING
SAMPLES/CM
DISPLAY MODE
MANUAL SCAN
EXT HORIZ ATTEN
5-56
Fig. 5-61. initial test equipment setup for steps 42 and 43.
Type 1S1
200
CAL
Centered
Centered
Centered
NORM (Clockwise)
Normal Display
NORMAL
Clockwise
u. With the indicator oscilloscope Horizontal Position
control, position the displayed dot at the left edge of the
graticule.
v. Slowly turn the MANUAL SCAN control fully clockwise.
w. Check that the displayed dot moves at least 10cm
to the right as the control is turned (see Fig. 5-60C). The
dot should stop or disappear before it has moved 11 cm.
x. Reset the DISPLAY MODE switch to NORMAL.
TIME/CM
Time/Cm VARIABLE
TRIGGER SOURCE
TRIGGER SENSITIVITY
RECOVERY TIME
Indicator Oscilloscope
Stability (both time bases)
Horizontal Display
Intensity
Amplitude Calibrator
Crt Cathode Selector
10 µSEC
CAL
INT +
Clockwise
Centered
Counterclockwise (not pre-
set
Ext Horiz Input
Normal Brightness
Off