Specifications

IV – 27
1.15 Hook Switch Sensor Actuator (Not provided on those versions equipped with a
Binatone handset.)
(1) Press the lower section of the hook switch sensor actuator to the left to release the
latch from the main frame, then swing it upwards.
(2) Remove the spring.
1.16 Speaker
(1) Disconnect the speaker harness from the main PCB.
(2) Lift up the speaker.
Speaker
Main PCB
(Front)
(Rear)
Hook switch sensor
actuator
1
2
Hook switch sensor actuator
Latch
Latch