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- push the CAB rotary knob. - the integral light of the CAB rotary knob comes on.
- turn the CAB rotary knob fully cw.
- push and hold the INT/RAD switch to the RAD position.
3. At the aft LH attendant station: On the aft ACPs:
- lift the handset from the cradle. - the pink indicators go off.
On the aft AIPs:
- the green indicator goes off.
On the aft LH AIP:
R R - the message CALL CAPTAIN changes to CAPTAIN.
Through the aft LH attendant station handset and the cockpit boomset:
- make an announcement. - you hear the announcement.
4. At the aft RH attendant station: On the aft RH AIP:
R R - lift the handset from the cradle. - the message CALL CAPTAIN changes to CAPTAIN.
Through the aft attendant station handsets and the cockpit boomset:
- make an announcement. - you hear the announcement.
5. At the aft attendant stations: On the aft AIPs:
R - put the handset back in the cradle. - the message CAPTAIN goes off.
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ACTION RESULT -------------------------------------------------------------------------------
6. On the audio control panel in the cockpit:
-release the INT/RAD switch.
-
push to release the CAB rotary knob.
-
push to release the CAB pushbutton switch.
R **ON A/C 051-099, 201-299,
Subtask 23-73-00-710-075-AOn the audio control panel in thecockpit:
-
the integral light of the CAB rotaryknob goes off.
-
the integral light of the CABpushbutton switch goes off.
D. Do the test of the AFT ATTND CALL from the cockpit.
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1. On the overhead panel 21VU:
-push the CALLS AFT pushbutton switch.
2. On the Capt audio selector panel:
-
push the CAB pushbutton switch.
-
push the CAB rotary knob.
On both AFT ACPs 340RH:
-
the pink lights come on.
On both AFT AIPs 320RH:
-
the green light comes on.
-
the CALL CAPTAIN message comes on. From the AFT attendant loudspeakers:
-a single HI-LO chime sounds.On the Capt audio selector panel:
-
the CAB pushbutton-switch integral light comes on.
-
the CAB rotary-knob integral light comes on.
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ACTION RESULT -------------------------------------------------------------------------------
-turn the CAB rotary knob fully cw.
-push and hold the INT/RAD switch to the RAD position.
3. At the AFT LH attendant station:
-lift the handset from the
cradle.
-speak into the handset and listen for the reply.
4. At the AFT RH attendant station:
-lift the handset from the
cradle.
-speak into the handset and listen for the reply.
5. At both AFT attendant stations:
-put the handsets back to the cradles.
6. On the Capt audio selector panel: On both AFT ACPs 340RH:
-
the pink lights go off.
On both AFT AIPs 320RH:
-
the green lights go off. On the AFT LH AIP 320RH:
-
the CALL CAPTAIN message changes to CAPTAIN.
In the cockpit and at the AFT LH attendant station:
-
the message and the reply are correctand clear.
On the AFT RH AIP 320RH:
-
the CALL CAPTAIN message changes toCAPTAIN.
In the cockpit and at the AFT LH and RH attendant station:
-
the message and the reply are correctand clear.
On the respective AFT AIP 320RH:
-
the CAPTAIN message goes off.
On the Capt audio selector panel:
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ACTION RESULT -------------------------------------------------------------------------------
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