CHAPTER 5
CUST
OMIZING
THE
EFD1000 PFD
EFD1000H PFD Pilot’s Guide
Page 5-16
091-00012-001 REV B
EFD1000H PFD Pilot’s Guide
Page PB
091-00012-001 REV B
5.4. LCD Brightness Control
The LCD brightness of the PFD operates in either of two modes, Automatic or Manual
(
Figures 5-28
and
5-29
). The LCD brightness range is displayed as a value from 1–100,
displayed above the Left Knob.
LCD MODE
DESCRIPTION
AUTOMATIC
BRT AUTO
LCD backlight intensity is automatically adjusted based on the ambient
lighting conditions sensed by the Automatic Dimming Photocell (
Figure
5-28
). When using the auto-brightness, the maximum brightness level is
70%.
MANUAL
BRT ADJUST
Allows the pilot to adjust the LCD backlight intensity. (
Figure 5-29
) from
1–100%.
Table 5-15
Brightness Control
Change Brightness Mode
1. Press the MENU Button.
2. Press the Left Knob to select the desired LCD Brightness Control mode, either
Automatic (BRT AUTO) (
Figure 5-28
), or Manual (BRT ADJUST) (
Figure 5-29
).
3. Press the MENU Button to exit.
Adjust Display Brightness Manually
1. Switch to manual LCD Brightness Control mode (BRT ADJUST) (
Figure 5-29
).
2. Rotate the Left Knob clockwise to increase the display brightness or
counterclockwise to decrease the display brightness. The BRT: value changes
accordingly.
3. Press the MENU Button to exit and retain the selected brightness level.
Figure 5-29
Display Brightness in BRT ADJUST Mode
Figure 5-28
Display Brightness in BRT AUTO Mode
NOTE
When the PFD is operating on the internal battery,
the maximum brightness level is capped at 40% in
automatic mode and 70% in manual mode to preserve
battery operating time.
NOTE
To facilitate cooling of the PFD display unit, when
the backlight temperature is greater than or equal to
70°C, the display brightness level is limited to 30% in
automatic mode and 70% in manual mode. The limits
are removed when the PFD display temperature drops
below 60°C.
