JRC JHS-770S Instruction Manual page 92

Operation
4.6.3 Public Address function with an external speaker (option)
If an external speaker (NVS-423R) is connected, the Public Address function is available to make an
announcement over the external speaker.
■ ■
Procedure
1 1 . .
1 .
Lift the handset from the cradle, and

press
FUNC 4
 The PA mode is started and enabled to make
an announcement over the external speaker.
 Press PTT key to talk.
 To finish the public address function to display
the regular screen, replace the handset on hook.
(Also, pressing the
Note
In this mode, radio wave is not transmitted by PTT.
4-44
PA.
CANCEL key is as well.)
Public Address mode