User Manual
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Operator’s Manual • Use under Normal Conditions
6076.0822.12.02 – 2.25 –
q All LEDs pointed out above are illuminated to indicate readiness for operation, their indi-
vidual messages are:
LED ON: control unit ready for operation
LED CU: control unit ok
LEDs GO: radio ok
LED AC/DC: power available
LED 1: indicates which signal is being output via the loudspeaker
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q The last activated menu is called up again, or the prompt for PIN entry comes up if the
last menu was PIN-protected.
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Control Unit GB 4000C, Mod. 03
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