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Advanced Operation
LED Indicator Details
44 Strata CTX DKT3001/2001 Digital Single Line Telephone 01/02
LED Indicator Details
Each line and feature button has a LED next to it which indicates the status of the line
or feature associated with the button. Line LEDs light and flash at varying rates to
indicate call status (see Table 6).
Table 6 LED Indicators
LED
Your Station (Green for
DKT3001, Red for DKT2001)
Other Station (Red)
Interval Rates
Extension In-Use
(access outside line)
2 seconds on, 1/8 second off
— 1/8 second On/Off
steady
Incoming Call
(while ringing)
1 second on at 10 pulses/second —
1 second Off
one second On/Off
Hold (outside line)
4 pulses/second for 1/8 second On/
Off
1/2 second On/Off
Hold – Consultation
(during consultation/transfer to another
station)
10 pulses/second steady
Hold – Exclusive (outside line)
10 pulses/second steady
Hold – Recall
(when held call recalls your idle
station)
1 second at 2 pulses/second,
1 second at 10 pulses/second
flashes
Hold – Exclusive Recall
1 second at 2 pulses/second,
1 second at 10 pulses/second
steady
Internal Call
(while station ringing)
Your extension button flashes 10
pulses/second—1 second Off
[SDN] red flashing or
green ringing
Busy Station Transfer
(outside call transferred to your busy
station from a designated station or AA)
4 pulses/second, 1/8 second On/Off
3/4 second on, 1/8 second
Off
After disconnecting first call... 10 pulses/second 2 pulses/second
Conference
10 pulses/second steady