-
the BUZZER operates for approx. 1 sec.
On the audio control panel in the cockpit:
-
the ATT indication goes off.
On the audio control panel in the cockpit:
-
the integral light of the CAB pushbutton switch comes on.
-
the integral light of the CAB rotary knob comes on.
On the forward LH AIP:
-
the number symbol goes off.
Through the forward attendant station handset and the cockpit boomset:
-you hear the announcement. On the aft LH AIP:
-
the number symbol shows.
-
the number symbol goes off.
-
the message BUSY FWD L shows.
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-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
R 7. Through the forward attendant R station handset and the cockpit R boomset:
R - make an announcement.
R 8. At the aft LH attendant station:
R - put the handset back in the
R cradle.
R 9. At the forward attendant station:
R - put the handset back in the
R cradle.
R 10. On the audio control panel in R the cockpit: R - release the INT/RAD pushbutton
R switch.
R - push to reset the CAB rotary R knob. R - push to reset the CAB
R pushbutton switch.
Through the forward attendant station handset and the cockpit boomset:
-you hear the announcement. On the aft LH AIP:
-
the message BUSY FWD L goes off.
On the forward LH AIP:
-
the message CAPTAIN goes off.
On the audio control panel in the cockpit:
-
the integral light of the CAB rotary knob goes off.
-
the integral light of the CAB pushbutton switch goes off.
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
5. Close-up
________
Subtask 23-73-00-860-073
A. Put the aircraft back to its initial configuration.
(1) De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002)
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 23-73-00Page A542 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1 **ON A/C 301-399,
TASK 23-73-00-710-021 Operational Test of the Cabin and Flight Crew Interphone-System
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific 600 Ohms headset
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power 33-14-00-710-001 Operational Test of the Annunciator Light Test System in the Cockpit
3. Job Set-up
__________ Subtask 23-73-00-860-115
A. Aircraft Maintenance Configuration
(1)
Energize the aircraft electrical circuits
(Ref. TASK 24-41-00-861-002)
(2)
Energize the annunciator light test and dimming system (Ref. TASK 33-14-00-710-001)
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(3)
On all AUDIO SELECTOR PANELs, make sure that the INT/RAD switch is in the center position.
(4)
Make sure that the INTEG LT/MAIN PNL&PED rotary-knob on Pedestal Panel 111VU is in the BRT position.
(5)
At the CAPT Station connect a 600 Ohms headset to the jack panel.
NOTE : The annunciation indication and the communication is
____ cancelled, if there are more than 60 sec. between the test procedure steps.
Subtask 23-73-00-865-123
B. Make sure that this(these) circuit breaker(s) is(are) closed:
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