USER’S MANUAL. OS-782
Page 17
02-2010
En
g
lis
h
4.5
Manually Setting the Vertical System, Horizontal System and
Trigger Position
With the combination application of the four keys “
OSC
◄
”, “
OSC
►
”, “
OSC
▲
”
and “
OSC
▼
”, the users can make the following settings circularly by pressing
OSC
OPTION.
The settings include: Voltage Unit Scale of Channel 1 (
CH1 VOL
); Voltage
Unit Scale of Channel 2 (
CH2 VOL
); Primary Timebase (
TIME BASE
), zero point
position of channel 1(
CH1 ZERO
), zero point position of channel 2(
CH2 ZERO
), trigger
horizontal position (
TIME
) and trigger level position (
TRIG
).
The following example shows how to use “
OSC OPTION”
key to make a setting.
1.
Press once the
“OSC OPTION”
key; the following is displayed at the bottom
left side of the screen, as shown in the figure below.
◄
/
►
—
Time Base
S
/
T
— CH1 Vol
Figure 4.-
Voltage Unit Scale of Channel 1.
2.
Press the key “
OSC
S
” or “
OSC
T
” to adjust the vertical scale of Channel 1
and press , y “
OSC
◄
” “
OSC
►
” to adjust the horizontal time scale.
3. Press
“
OSC OPTION”
once again, the following display is visible at bottom
left side of the screen, as shown in the following figure:
◄
/
►
—
Time Base
S
/
T
— CH2 Vol
