Adjusting The Display Contrast - Fluke DTX-1800 Technical Reference Handbook

DTX Series CableAnalyzer
Technical Reference Handbook

Adjusting the Display Contrast

G
1 Press and hold .
B C
2 Use for coarse adjustments and
L
Fine for fine adjustments.
S
J
3 Default Setting sets the contrast to the default
level.
H
4 Press when you are done.
The setting is retained when you turn the tester off. The
contrast setting does not affect the battery life.
Setting the Power Down Timer
The power down timer turns off the tester after a selected
period of inactivity. The timer starts when the backlight
timer times out. If the backlight timer is disabled, the power
down timer starts whenever the tester is not being used.
The smart remote turns off after 60 minutes of inactivity.
This setting is not adjustable.
The power down timer is inactive when the ac
adapter is connected or when the USB or RS-232
serial port is active.
1-28
K
Fine
R
Note
To set the power down timer:
1 Turn the rotary switch to SETUP, use
highlight Instrument Settings; then press
C
2 Press to go to the tab with the Power Down Time-
Out setting; then press
D
3 Use to highlight the setting you want; then
H
press .
Setting the Backlight Timer
The backlight timer turns off the backlight after a selected
period of inactivity. Using the timer to turn off the
backlight helps conserve battery power.
To set the backlight timer:
1 Turn the rotary switch to SETUP, use
highlight Instrument Settings; then press
C
2 Press to go to the tab with the Backlight Time-Out
D
setting. Use to highlight Backlight Time-Out;
H
then press .
D
3 Use to highlight the setting you want; then
H
press .
D
to
H
.
H
.
D
to
H
.