JRC11 ADVANCED - Compatibility
CHECKING FOR COMPATIBILITY
Wearing the headset, lift the
handset from its cradle, position it
off-hook and listen.
- Compatibility setting between
telephone and amplifier
If you cannot hear a dial tone at
the factory setting, adjust the
compatibility switch (6).
1 Remove the security cover on the
side of the amplifier.
2 Slide the compatibility switch (6) to
other positions until you can hear a
clear dial tone.
Position
Mode Wiring
1
M-, R, R, M+
2
R, M-, M+, R
3
R, M+, M-, R
4
M+, R, R, M
5