5. Close-up
________ Subtask 23-73-19-862-051
A. De-energize the ground service network
(Ref. TASK 24-42-00-862-001).
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OBRM (ONBOARD REPLACEABLE MODULE) (116RH) - REMOVAL/INSTALLATION
________________________________________________________________ TASK 23-73-21-000-001 Removal of the On Board Replaceable Module (OBRM) 116RH
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s) No specific 1 PIN - NON METALLIC
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External Power 23-73-21-991-001 Fig. 401
3. Job Set-up
__________ Subtask 23-73-21-861-050
A. Energize the ground service network
(Ref. TASK 24-42-00-861-001).
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Subtask 23-73-21-865-051
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
R **ON A/C 106-149, 401-499,
R 49VU COM/CIDS/DIR ESS/2 **ON A/C 106-149, 301-399, 401-499, 157RH G02
49VU COM DIR ESS/1 49VU COM/CIDS/FWD ATTND PNL/ESS **ON A/C 301-399, 150RH 171RH G01H01
R 49VU COM DIR ESS/2 **ON A/C 106-149, 401-499, 157RH G02
121VU COM NAV/CIDS/DIR NORM/2 121VU COM/FAP1/NORM **ON A/C 301-399, 156RH 170RH M06Q14
121VU COM NAV/CIDS/DIR NORM/2 121VU COM NAV/CIDS/DIR NORM/1 121VU COM NAV/CIDS/FWD ATTND/PNL 156RH 151RH 170RH M07M06Q14
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4. Procedure
_________
(Ref. Fig. 401/TASK 23-73-21-991-001)
Subtask 23-73-21-020-050
A. Removal of the On Board Replaceable Module (OBRM)
(1)
Release the quick-release fastener (1) and open the cover (2) of the Flight Attendant Panel (FAP) (6).
(2)
Carefully push the quick-release button (3) with a PIN - NON METALLIC to unlock the OBRM (4) from the OBRM-Slot (5).
(3)
Pull the OBRM (4) carefully out of the OBRM-Slot (5).
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On Board Replaceable Module
Figure 401/TASK 23-73-21-991-001
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TASK 23-73-21-400-001 Installation of the On Board Replaceable Module (OBRM) 116RH
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
23-73-00-740-010 Interface and Power-Up Test of the Cabin
Intercommunication Data System (CIDS) via the CFDS 23-73-00-869-001 OBRM - Download Procedure 24-42-00-861-001 Energize the Ground Service Network from the External
Power 24-42-00-862-001 De-energize the Ground Service Network Supplied from the External Power 23-73-21-991-001 Fig. 401
3. Job Set-up
__________ Subtask 23-73-21-861-051
A. Aircraft Maintenance Configuration
(1) Make sure that the ground service network is energized
(Ref. TASK 24-42-00-861-001)
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