Panametrics DigitalFlow GS868, Programming Manual, Page: 57 / 146

DigitalFlow™ GS868 Programming Manual (2-Channel) 47
Chapter 2. Displaying Data
2.7 Setting the LCD Backlight
Use the BACKL submenu to specify the number of minutes the LCD display backlight remains on before it is
automatically turned off. Press the appropriate side of the [SCREEN] key to activate the desired pane of the display
screen, then proceed as follows:
Note:
For this discussion, it is assumed that the left pane of the display screen is active. If the right pane is active,
replace the
[F1]-[F4]
keys designations by the
[F5]-[F8]
keys.
1. To access the
Display Menu, press the
[DISP] key.
2. Press
 
] and [F2] = BACKL .
3. Use the numeric keys to enter a value from 1 to 60 minutes and press [ENT] . To keep the backlight on constantly,
enter a value of 0 and press [ENT] .
The Model GS868 will automatically return to the previous data display screen and the programmed backlight
timeout interval will begin.
If no entries are made from the keypad before the backlight timeout interval expires, the backlight will automatically
be turned off. At the next keypad entry, the backlight will be turned on and the specified timeout interval will begin
again.
2.8 Activating Sleep Mode
During times when the display is not in use, use the SLEEP submenu to temporarily suspend LCD display activity,
which allows the Model GS868 to process data more quickly. Press the appropriate side of the [SCREEN] key to
activate the desired pane of the display screen, then proceed as follows:
Note: For this discussion, it is assumed that the left pane of the display screen is active. If the right pane is active,
replace the [F1]-[F4] keys designations by the [F5]-[F8] keys.
1. To access the Display Menu, press the [DISP] key.
2. Press


] and [F3] = SLEEP . The message “ LCD SLEEP MODE -Press any key . . .” a ppears.
3. To reactivate the display and return to the previous data screen, press any key on the keypad. The Model GS868
will automatically return to the previous data display screen.
Note: With BIG as the selected display format, exiting SLEEP mode may not erase the sleep mode message and the
data screen will be superimposed on the message. If this occurs, simply enter the DISP menu and reselect
the BIG format to refresh the screen. See the instructions earlier in this chapter.