1. DESCRIPTION OF TELEPHONE
1.1 HANDSET BUTLER 3500 & 3501
Earpiece
Handset
indicator LED
Display
Mute/Delete key
Redial/pause key
Redial/pause key
Up Key
Phonebook/
Escape key
Down Key
Call log Key
Flash key
Power ON/OFF
Microphone
Internal call
Topcom Butler B3500/3501 Multi Handset
Butler 3500C
1
3
2
DEF
ABC
4
6
5
GHI
MNO
JKL
7
9
8
PQRS
WXYZ
TUV
#
0
R
INT
Topcom Butler B3500/3501 Multi Handset
Butler 3501C
1
3
2
DEF
ABC
4
6
5
GHI
MNO
JKL
7
9
8
PQRS
WXYZ
TUV
#
0
R
INT
Menu/OK
Handfree
Up Key
Redial/
pause key
Line-key
5