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MAINTENANCE MANUAL
S 865-054
(11) Do the activation procedure for the spoilers if you did the deactivation procedure (AMM 27-61-00).
S 865-146
CAUTION: DO NOT OPERATE BULK ERASE TEST FOR FIVE MINUTES ON TAPE BASED
_______ UNIT. PERMIT EQUIPMENT TO COOL.
(12) AIRPLANES WITH LORAL/FAIRCHILD TAPE BASED VOICE RECORDER; Push and hold the ERASE switch on the voice recorder control panel for 3 seconds.
(a) Make sure that you hear a modulated sound in the headphone for approximately 5 to 10 seconds.
S 865-065
(13)
AIRPLANES WITH LORAL/FAIRCHILD SOLID STATE VOICE RECORDER; Push and hold the ERASE switch on the voice recorder control panel for 3 seconds.
(a) Make sure that you hear a modulated sound in the headset for 14 seconds.
(14)
Disconnect the headset from the voice-recorder control panel.
(15)
Remove electrical power if it is not necessary (AMM 24-22-00).
S 865-133
S 865-074
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757 MAINTENANCE MANUAL
VOICE RECORDER - REMOVAL/INSTALLATION
_____________________________________
1. General_______
A. This procedure contains two tasks. The first task is to remove the voice recorder. The second task is to install the voice recorder.
TASK 23-71-01-004-001
2. Remove the Voice Recorder Unit______________________________
A. General
(1) The M201 voice recorder is in the E7 equipment rack in the aft passenger cabin ceiling, forward of the aft galley. Electrical connections are made through a single connector at the rear of the unit.
B. References
(1)
20-10-01/401, E/E Rack Mounted Components
(2)
25-22-02/401, Lowered Ceiling Panels
C. Access
(1) Location Zone 253/254 Area above passenger cabin ceiling - section 46
D. Procedure
S 864-013
(1) Open this circuit breaker on the overhead circuit breaker panel, P11, and attach DO-NOT-CLOSE tag:
(a) 11H33, VOICE RECORDER
S 014-014
(2)
Do this task: "Remove the Lowered Ceiling Panels", (AMM 25-22-02/401), to get access to the voice recorder above the No. 1 aft ceiling panel.
(3)
Remove the voice recorder unit (AMM 20-10-01).
S 024-021
(4)
Remove the Underwater Locator Beacon (ULB) and install it on the new voice recorder if it does not come with a ULB already installed.
S 024-015
TASK 23-71-01-404-002
3. Install Voice Recorder Unit___________________________
A. References
(1) 20-10-01/401, E/E Rack Mounted Components
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757
MAINTENANCE MANUAL
(2) 25-22-02/401, Lowered Ceiling Panels
B. Access
(1) Location Zones 253/254 Area above passenger cabin ceiling - section 46
C. Procedure
S 424-022
(1) Install the ULB if the new voice recorder does not have a ULB installed.
NOTE: An underwater locator beacon (ULB) must be installed on the
____ voice recorder when the voice recorder is installed on the airplane.
S 424-018
(2)
Install the voice recorder unit (AMM 20-10-01).
S 414-019
(3)
Do this task: "Install the Lowered Ceiling Panels", (AMM 25-22-02/401), to install the No. 1 aft ceiling panel.
S 864-020
(4)
Remove DO-NOT-CLOSE tag and close this circuit breaker on the overhead circuit breaker panel, P11:
(a) 11H33, VOICE RECORDER
D. Voice recorder installation test.
S 864-003
(1)
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