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P u t t i n g
t h e
s y s t e m
P A GE 2 0
i n t o
o p e r a t i o n
3.3
Alarm indication LEDs
The MAGIC ISDN Telephone Hybrid has three LEDs for signalling.
(1)
(2)
(3)
3.4
Controls on the front side
The system has no controls on the front side; there is only a socket for the
handset (not included in the delivery).
3.5
Changing the fuse
The mains system is protected with help of a fuse, which is soldered into the
power supply. Only expert personnel are allowed to change the fuse.
WARNING
Dangerous voltage when the equipment is opened!
The unit should only be repaired by experienced technicians or our expert
personnel.
green
POWER
Lights up when system is ready for operation (only +5V).
green
CONNECT
Lights up if at least one telephone connection is established.
red
ALARM
Lights up if a fault has occurred in the unit. The Windows PC software
provides more detailed information about the error (see page 25).
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