Technical Datatechnical Characteristics - Esscom BUTLER E451 Bedienungsanleitung

Technical dataTechnical characteristics

Symptom
The icon flashes
Base or handset do not ring
Tone is good, but there is no
communication
Not possible to transfer a call
on PABX
Telephone does not react
when pressing the keys
11 Technical dataTechnical characteristics
Standard
Frequency range
Number of channels
Modulation
Speech coding
Emission power
Range
Number of handsets
Base power supply
Handset Batteries:
Handset autonomy
Handset talk time
Normal conditions of use
Dialing mode
Flash time
26
Possible cause
Handset out of range
The base has no power supply
The handset is not registered on
the base
The ringing volume is off or
low
The dialing mode is wrong
The flash time is too short or too
long
Manipulation error
DECT (Digital Enhanced Cordless Telecommunications)
GAP (Generic Access Profile)
1880 MHz to 1900 MHz
120 duplex channels
GFSK
32 kbit/s
10 mW (average power per channel)
maximum 300m in open space / 10-50m inhouse
Up to 5
230V / 50 Hz / 6,5V DC 300mA
2 rechargeable batteries AAA, NiMh 1,2V, 550mAh
200 hours in standby
10 hours
+5 °C to +45 °C
Pulse / Tone
100 or 250 ms
Solution
Bring the handset closer to
the base
Check the mains connection
to the base
Register the handset on the
base
Adjust the ringing volume
Adjust the dialing mode
(pulse/tone)
Change the flash time
Remove the batteries and put
them back in place