3. In the cockpit on the hand microphone:
-push the PTT and speak into the hand microphone.
On the Capt audio selector panel:
-
the PA rotary-knob integral lightcomes on.
-
the PA pushbutton-switch integrallight comes on.
In the cockpit, the cabin, alllavatories and all attendant stations:
-
the announcement is heard from theloudspeakers.
On all Attendant Indication Panels (AIP) 320RH:
-
the message PA ALL IN USE comes on.
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ACTION RESULT -------------------------------------------------------------------------------
-release the PA pushbutton switch.
4. In the cockpit:
-lift the handset from the
cradle.
5. On the handset:
-push the PTT and speak into the handset.
-put the handset back to the cradle.
6. On the Capt audio selector panel:
-push to reset and turn the PA rotary knob fully ccw.
7. On the main instrument panel 301VU:
-turn the LOUDSPEAKER rotary knob ccw.
-
the PA ALL IN USE message goes off.
On the Capt audio selector panel:
-
the integral light of the PA pushbutton switch goes off.
On all AIPs 320RH:
-
the PA ALL IN USE message comes on.
In the cabin, all lavatories and all attendant stations:
-
the announcement is heard from all loudspeakers.
From the cockpit handset:
-
the announcement is heard. On all AIPs 320RH:
-
the PA ALL IN USE message goes off.
On the Capt audio selector panel:
-
the PA rotary-knob integral lightgoes off.
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**ON A/C 001-049, 101-105,
Subtask 23-73-00-710-065
B. Test of PA announcement from the cabin.
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the Main Instrument Panel 301VU:
-turn the LOUDSPEAKER rotary knob fully cw.
2. On the CAPT Audio Selector Panel:
-push and turn the PA
rotary-knob fully cw.
3. At the FWD ATTND Station:
-lift the handset from the
cradle.
4. On the handset:
-push and hold the PTT and do an announcement.
On the CAPT Audio Selector Panel:
-the integral light of the PArotary-knob comes on.
In the handset:
-a dial tone is heard.
On the FWD AIP 320RH:
-
the number symbol comes on.
-
the number symbol goes off,
-
the message PA ALL comes on. On the AFT AIPs 320RH:
-
the message PA ALL IN USE comes on.
In the cabin, in all lavatories and the AFT ATTND Stations:
-
the announcement is heard from the loudspeakers.
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ACTION RESULT -------------------------------------------------------------------------------
5. At the FWD ATTND Station:
- release the PTT and put the handset back to the cradle. All indications are cancelled.
6. At the FWD attendant station: On the FWD AIP 320RH:
- lift the handset from the cradle. - the number symbol comes on.
In the handset:
- a tone is heard.
7. On the handset:
- push the PA ALL pushbutton switch. - the tone stops.
On the FWD AIP 320RH:
- the number symbol goes off.
- the PA ALL message comes on.
On both AFT AIPs 320RH:
- the PA ALL IN USE message comes on.
In the cabin, all lavatories and both AFT attendant stations:
- push and hold the PTT pushbutton switch.
- speak into the handset. - the announcement is heard from the loudspeakers.
In the cockpit:
- the announcement is heard from the handset and the loudspeaker.
8. At the FWD attendant station:
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ACTION RESULT -------------------------------------------------------------------------------
-put the handset back to the cradle.
9. At the AFT LH ATTND Station:
-lift the handset from the cradle.
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本文链接地址：A320飞机维护手册 AMM Communications 通讯4(29)
