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TRIGGERING MODE (TRIG MODE) Selector Switches
and LEDs
S w i t c h e s and L E D s used to select the trigger operation
modes.
A U T O / N O R M : Pressing the s w i t c h turns on the LED
and selects the automatic mode. S w e e p
is triggered by the trigger signal. Ab-
sence of the trigger signal causes free
running and displays a trace line.
Another press of the s w i t c h turns off
the LED and selects the normal mode.
S w e e p is triggered by the trigger signal.
Different from A U T O , however, no trace
line is displayed if appropriate trigger sig-
nal is provided.
S I N G L E : Pressing the s w i t c h turns on the LED and
selects the single s w e e p mode. In this mode,
the A s w e e p and B sweep cannot be observed
simultaneously.
This s w i t c h also serves as the reset switch for
the single sweep mode. T o reset setting of the
single s w e e p mode, press the A U T O / N O R M
s w i t c h to set to A U T O .
R E A D Y : By pressing the S I N G L E s w i t c h in the single
s w e e p mode, the ready state is selected and
the L E D lights up, w h i c h remains lighting un-
til s w e e p is completed.
F I X / F L D 1 / F L D 2
F I X :
Pressing the s w i t c h turns on the LED and
the A s w e e p trigger level is fixed. In this
c a s e , triggering is made regardless of A
L E V E L control @) setting.
Another press of the s w i t c h turns off the
LED and restores the normal condition.
N O T E : In the single s w e e p mode, the
ziREF or D E L A Y POSITION, A,
V A R I A B L E controls are not oper-
able. T h e clock correction mode
can also be unselectable.
F L D 1 / F L D 2 :
Used for switching between FLD1 and FLD2
in the T V C O U N T E R mode. FLD1 and F L D 2
alternate each time the s w i t c h is pressed.
S I N G L E + F I X :
Pressing S I N G L E and F I X simultaneously
while in the T V C O U N T E R mode enables
switching between the N T S C and P A L
modes. N T S C and P A L alternate each time
the s w i t c h is pressed.
@
Carrying Handle
This carrying handle is fixable at every 15 degrees for
horizontal or tilted installation of the instrument. T h e
attached probe holder shall be put on the metal portion
of the handle.
P O S I T I O N ,
and
S W E E P
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