General Control Module
5–8 iSTAR Ultra Installation and Configuration Guide
J14 SD Card
Located on the back of the GCM to the left of the SOM, near the Hard Reset switch. This non-
volatile memory is where backups are stored.
Visual Indicators
Power - DS1 and DS2
Indicate that power is supplied to the unit.
LCD
The LCD display diagnostic messages are similar to the iSTAR Edge and iSTAR eX. As with
the iSTAR eX and iSTAR Pro, the LCD is used for status and diagnostics.
Diagnostics are controlled by the rotary switch, SW3. See “SW3 Rotary Switch” on
page 5-4.
Contrast controlled by potentiometer, RV1.
The backlight is on when door is open, off when door is closed.
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