VTech CTM-S242SD Manual - Manual (Page 84)

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Appendix
Troubleshooting
The battery does not charge in the cordless handset or the battery does not accept charge.
Make sure the cordless handset is placed in the telephone base, charging base or charging stand correctly. The CHARGE LED
should be on.
Remove the battery and then install it again. Then charge for up to 16 hours.
If the cordless handset is in the telephone base, charging base or charging stand but the
CHARGE LED is not on, refer to
The CHARGE LED is off below.
If the battery is completely depleted, charge the cordless handset for at least 30 minutes before use.
If the above measures do not correct the problem, replace the battery..
The CHARGE LED is off.
Clean the charging contacts on the cordless handset, telephone base, charging base and/or charging stand each month with a
pencil eraser or a dry non-abrasive fabric.
Make sure the Cat-5 network cable is plugged in correctly and securely.
Unplug the Cat-5 network cable. Wait for 15 seconds before plugging it back in.
The telephone does not ring when there is an incoming call.
Make sure the Cat-5 network cable is plugged into the LAN port of the telephone base and the network wall jack with
Power over Ethernet (PoE).
The cordless handset may be too far from the telephone base. Move it closer to the telephone base.
Check your SIP server or telephone administrative settings. Refer to the
SIP Phone Configuration Guide for details.
If other SIP telephone in your hotel are having the same problem, the problem is in the wiring or network server. Contact your
telephone service provider (charges may apply).
Other electronic products such as HAM radios and other DECT phones can cause interference with your cordless phone. Try
installing your phone as far away as possible from these types of electronic devices.
The Cat-5 network cable may be defective. Install a new Cat-5 network cable.
Remove the battery and then install it again. Then place the cordless handset in the telephone base. Wait for the handset to
synchronize with the telephone base. Allow up to one minute for this to take place.
The cordless handset beeps and is not performing normally.
Make sure the Cat-5 network cable is plugged into the LAN port of the telephone base and the network wall jack with
Power over Ethernet (PoE).
Check your SIP server or telephone administrative settings. Refer to the SIP Phone Configuration Guide for details.
Disconnect the telephone base from the network wall jack and connect a different working SIP telephone. If the other SIP telephone
has the same problem, the problem is in the wiring or network server. Contact your telephone service provider (charges may apply).
Other electronic products such as HAM radios and other DECT phones can cause interference with your cordless phone. Try
installing your phone as far away as possible from these types of electronic devices.
There is interference during a telephone conversation, or the call fades in and out when I am using the cordless handset.
The cordless handset may be out of range. Move the handset closer to the telephone base or adjust the setting of RF
transmission power. Refer SIP Phone Configuration Guide for details..
Other electronic products such as HAM radios and other DECT phones can cause interference with your cordless phone. Try
installing your phone as far away as possible from these types of electronic devices.
If other SIP telephones in your hotel are having the same problem, the problem is in the wiring or network server. Contact your
telephone service provider (charges may apply).
I hear other calls when using the telephone.
Disconnect the telephone base from the network wall jack and connect a different working SIP telephone. Check your SIP
server settings. If calls are still not clear, the problem is probably in the wiring or network server. Contact your telephone service
provider (charges may apply).
I hear noise on the cordless handset and the keys do not work.
Make sure the Cat-5 network cable is plugged in correctly and securely.
Unplug the Cat-5 network cable. Wait for 15 seconds before plugging it back in.
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