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Battery indicator:
• The battery is fully charged.
• The battery is half drained (50%)
• The battery is low. When the battery is low, you will hear warning signals and the
battery symbol on the display will blink.
2KEYS/LED
1 Display
2 Line key
3 Up/Handsfree key /
4 Programming key
5 Phonebook key
6 Redial/Pause key /P
7 Microphone
8 Volume/Ringer key /
9 Alphanumeric keys
10 Delete/Mute key
11 Down/Flash key /R
12 Base
13 Paging key
14 Line/Charge indicator (LED)
15 Headset connection
Butler 2450
136
Butler 2450
R
XOK
*
#
7
PQRS
4
GHI
2
ABC
5
JKL
8
TUV
0
3
DEF
6
MNO
9
WXYZ
1
Butler 2405C
1
14
13
12
15
6
8
7
9
10
11
5
3
2
4
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