![background image](http://html.mh-extra.com/html/jetcat/p100-rx/p100-rx_manual_646130019.webp)
PAGE 19 of 54
GSU Switch Descriptions
Key
Explanation
Info
Directly displays the
Info
menu (Hotkey).
Run
Directly displays the
Run
menu (Hotkey).
Limits
Directly displays the
Limits
menu (Hotkey).
Min/Max
Directly displays the
Min/Max
menu (Hotkey).
Select Menu
When the
Select Menu
key is pressed and held, the ◄ - / ►+
keys are used to select
another menu. When a desired menu is reached, release the
Select Menu
key, and
your selection becomes the currently displayed menu.
Change
Value/Item
When the
Change Value/Item
key is pressed and held, the ◄ - / ►+
keys are used to
change the indicated value. If the value is admissible to change, a small arrow appears
in the display before the value. If the indicated value cannot be changed (e.g.: current
RPM or temperature), t
he display will indicate that the “Value/Item cannot be changed”.
The LED I/O Board
The LED I/O (
I
nput/
O
utput) board is a connection point for the data bus and a display for the current status
of the ECU. The LED I/O board also features a pushbutton switch function to learn your R/C system,
calibrate EGT probe or reset all parameters back to default (when powered up). These procedures are
described later.
Description of LEDs on the GSU and LED board
Please take the time to understand the table above especially the descriptions for the
Select Menu
and
Change Value/Item keys
. These are often used for viewing additional
menus other than the Hotkey menus and for changing ECU settings.
Color
Designation
LED is on
LED flashes
Yellow Standby / start
Starter Motor engaged
---
Red
Pump running
Fuel pump is on
Kerosene glow plug defective or turbine power /
data cable is disconnected
Green
OK
Turbine running:
throttle control active
If the turbine is running, the EGT is exceeding
the maximum temperature.
If the turbine is off,
Slow Down
mode is active
If the yellow
Standby
and green
OK
LED’s blink simultaneously, the battery is low and must
be recharged.
Push button
switch
LEDs
Data bus jack for
connection to the
GSU