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20 Topcom Butler 4870 Twin/Triple/Quattro
Topcom Butler 4870 Twin/Triple/Quattro
10 Troubleshooting
11 Default settings
Handset name: Handset
Auto talk: ON
Prefix code: Empty (Off)
Handset ring volume: 5
Ear volume: 3
Melody Handset: 10
Pin code: 0000
Key lock: Off
12 Technical data
Standard: DECT (Digital Enhanced Cordless Telecommunications)
GAP (Generic Access Profile)
Frequency range: 1880 MHZ to 1900 MHz
Number of channels: 120 duplex channels
Modulation: GFSK
Speech coding: 32 kbit/s
Emission power: 10 mW (average power per channel)
Range: 300 m in open space /50 m maximum inhouse
Numbr of handsets: Up to 4
Powersupply base: 230V / 50 Hz / 6V DC 200mA
Handset Batteries: 2 rechargeable batteries AAA, NiMh 1,2V
Handset autonomy: 100 hours in standby
Symptom Possible cause Solution
No display Batteries uncharged Check the position of the
batteries
Recharge the batteries
Handset turned OFF Turn ON the handset
No tone Telephone cord badly connected Check the telephone cord
connection
The line is occupied by another
handset
Wait until the other handset
hangs up
The icon flashes Handset out of range Bring the handset closer to the
base
The base has no power supply Check the mains connection to
the base
The handset is not registered on
the base
Register the handset on the base
Base or handset do not ring The ringing volume is zero or low Adjust the ringing volume
Not possible to transfer a call on
PABX
The FLASH time is too short Set the unit to Long Flash time
Telephone does not react to
pressing the keys
Manipulation error Remove the batteries and put
them back in place