B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
23-51-34-991-001 Fig. 401
3. Job Set-up
__________
Subtask 23-51-34-865-051
A. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU COM/AUDIO/FLT/INTPH 9RN G08 49VU COM/AUDIO/ACP/F/O 5RN G07 49VU COM/AUDIO/ACP/CAPT 4RN G06
121VU COM NAV/SELCAL 8RN M04 R 121VU COM NAV/ACP/THIRD/OCCPNT 6RN M02
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B. Get Access
(1)
Put the access platform in position at the access door 824 in zone
128.
(2)
Open the access door 824.
4. Procedure
_________
(Ref. Fig. 401/TASK 23-51-34-991-001) Subtask 23-51-34-020-050
A. Removal of the Audio Management Unit
(1)
Loosen the nuts (3).
(2)
Lower the nuts (3).
(3)
Pull the AMU (5) on its rack (2) to disconnect the electrical connectors (1).
(4)
Remove the AMU (5) from its rack (2).
(5)
Put blanking caps on the disconnected electrical connectors (1).
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Audio Management Unit (AMU)
Figure 401/TASK 23-51-34-991-001
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1 1 Feb 01/98
1 1
1CES 1
TASK 23-51-34-400-001
Installation of the Audio Management Unit (AMU) (1RN)
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform 1.6 m (5 ft. 3 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
23-51-00-710-001 Operational Test of the Audio Management 23-51-00-740-002 BITE Test of the Audio System R 52-41-00-410-002 Close the Avionics Compartment Doors after Access 23-51-34-991-001 Fig. 401
3. Job Set-up
__________
Subtask 23-51-34-860-050
A. Aircraft Maintenance Configuration
(1)
Make sure that the access platform is in position at the access door 824 in zone 128.
(2)
Make sure that the access door 824 is open.
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B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU COM/AUDIO/FLT/INTPH 9RN G08 49VU COM/AUDIO/ACP/F/O 5RN G07 49VU COM/AUDIO/ACP/CAPT 4RN G06
121VU COM NAV/SELCAL 8RN M04 R 121VU COM NAV/ACP/THIRD/OCCPNT 6RN M02
4. Procedure
_________
(Ref. Fig. 401/TASK 23-51-34-991-001)
Subtask 23-51-34-420-050
A. Installation of the Audio Management Unit (AMU)
(1)
Clean the component interface and/or the adjacent area.
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Remove the blanking caps from the electrical connectors (1).
(4)
Make sure that the electrical connectors (1) are clean and in the correct condition.
(5)
Install the AMU (5) in its rack (2).
(6)
Push the AMU (5) on its rack (2) to connect the electrical connectors (1).
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