JUMO 705001 mTRON T - Central Processing Unit Operating Manual - Manual (Page 39)

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5 Operation
5.4.1 Display modes
The following table lists all the states that the "Status" (red/green) and "BusError" (red) LEDs
can display.
Display mode Description Green sym-
bol Red symbol
--- LED state not relevant --- ---
Off LED off
On LED on (permanently lit)
Flickering LED flickers (50 ms on, 50 ms off)
Single flickering LED flashes briefly (50 ms on, 200 ms off)
Blinking LED flashes (200 ms on, 200 ms off)
Single flash LED flashes once (200 ms on, 1000 ms off)
Double flash LED flashes twice (on/off/on for 200 ms each
time, 1000 ms off)
Triple flash LED flashes three times (on/off/on/off/on for
200 ms each time, 1000 ms off)
Quadruple flash LED flashes four times (on/off/on/off/on/off/on for
200 ms each time, 1000 ms off)
Blinking red/green LED flashes red and green (200 ms red, 200 ms
green)