VTech Contemporary Series A2100 - Analog Cordless 1-Line;2-Line - A2410;CTM-A2411;CTM-A2411-BATT;A2420;CTM-A2421; CTM-A2421-BATT; Analog Corded;Cordless 1-Line - CTM-A2510; Ctm-C4201; Analog Cordless 1-Line;2-Line Accessory Petite - CTM-A241 P;CTM-A242 P

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Default settings are indicated by asterisks (*).
Setting Options Adjustable by:
Listening volume - handset 1, 2, 3, 4*, 5, 6 User and administrator
Speakerphone volume - handset 1, 2, 3, 4*, 5, 6 User and administrator
Speakerphone volume - telephone base 1, 2, 3, 4*, 5, 6 User and administrator
Ringer volume - telephone base 1, 2*, 3 User and administrator
Ringer tone - telephone base Tone 1*, Tone 2, Tone 3 Administrator only
Flash 1 (100ms), 2 (300ms), 3* (600ms) Administrator only
RF transmission power - telephone base 1 (low), 2* (middle), 3 (high) Administrator only
Hold 00 (auto-release disabled), 01 - 14, 15*, 16 - 99 minutes Administrator only
Voicemail voltage detection -
Steady high voltage, periodic high
voltage pulse and periodic low
voltage pulse detection method
FSK detection method
Panasonic
•
•
•
0 (disable), 1 (enable) Administrator only
Voicemail voltage detection -
Line reversal method•
0 (disable), 1 (auto), 2 (default 0), 3 (default 1) Administrator only
Voicemail voltage detection -
Siemens•
0 (disable), 1 (50Hz), 2 (25Hz), 3 (20Hz) Administrator only
Speed Dial number share 0 (disable), 1 (enable) Administrator only
Ringer tone
There are 3 ringer tones options that can be assigned to the telephone base. For 2-line models (A2420/CTM-A2421/
CTM-A2421-BATT), changing the ringer tone of either LINE 1 or LINE 2 applies to both phone lines.
To change the ringer tone:
Remove the faceplate and overlay if they are on the telephone base. Then press the recessed PROGRAM key.
Press 00 and you hear 3 beeps. Then press a dialing key, 1, 2 or 3, to select the desired ringer tone. You hear 3 rising beeps
as conrmation.
Flash
There are 3 ash duration options that can be programmed.
To change the ash duration:
Remove the faceplate and overlay if they are on the telephone base. Then press the recessed PROGRAM key.
Press FLASH and you hear 3 beeps. Then press a dialing key, 1 (100ms), 2 (300ms) or 3 (600ms), to select the desired ash
duration. You hear 3 rising beeps as conrmation.
RF transmission power
There are 3 RF transmission power options on the telephone base that can be programmed.
To change the RF transmission power control level:
Remove the faceplate and overlay if they are on the telephone base. Then press the recessed PROGRAM key.
Press 01 and you hear 3 beeps. Then press a dialing key, 1 (low - coverage of 25% of maximum working distance), 2 (middle -
coverage of 50% maximum working distance) or 3 (high - coverage of 100% of maximum working distance), to select the desired
RF transmission power control level. You hear 3 rising beeps as conrmation.
1.
2.
1.
2.
1.
2.
Analog cordless 1-line/2-line - A2410/CTM-A2411/CTM-A2411-BATT/A2420/CTM-A2421/
CTM-A2421-BATT
Analog corded/cordless 1-line - CTM-A2510
Analog cordless 1-line/2-line accessory handset - CTM-A241SD/CTM-A242SD/CTM-C4101/
CTM-C4201
Analog cordless 1-line/2-line accessory Petite - CTM-A241P/CTM-A242P
Telephone settings