B. Prepare for the Removal
S 864-025
(1) Open this circuit breaker on the overhead circuit breaker panel, P11, and attach a DO-NOT-CLOSE tag:
(a) 11H30, VIDEO SYS DC
S 864-029
(2) Open these circuit breakers on the right miscellaneous electrical equipment panel, P37, and attach DO-NOT-CLOSE tags:
(a)
37A6, VIDEO SYSTEM (MAIN BUS) MONITOR FWD
(b)
37A7, VIDEO SYSTEM (MAIN BUS) MONITOR AFT
(c)
37A8, VIDEO SYSTEM (MAIN BUS) SYSTEM AC
(d)
37C6, VIDEO SYSTEM (UTIL BUS) MONITOR FWD
(e)
37C7, VIDEO SYSTEM (UTIL BUS) MONITOR AFT
(f)
37C8, VIDEO SYSTEM (UTIL BUS) SYSTEM AC
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
C. Video Monitor Removal
S 014-004
(1) Do these steps to remove the monitor shroud:
(a)
Remove the fasteners from each side of the shroud.
(b)
Remove the shroud.
S 024-008
CAUTION: THE VIDEO MONITOR IS HEAVY. IF
_______USE TWO PERSONS TO REMOVE IT. YOU REMOVE THE MONITOR WITHOUT HELP, YOU CAN CAUSE DAMAGE TO IT.
(2) Do these steps to remove the video monitor:
(a) Remove the electrical connectors from the rear of the video monitor.
CAUTION: PREPARE TO HOLD THE WEIGHT OF THE MONITOR (APPROXIMATELY
_______ 30 POUNDS, 13 KILOGRAMS). IF YOU ARE NOT PREPARED, YOU WILL DROP IT.
(b)
Hold the monitor stable, while you remove the bolts that attach it (2 on each side).
(c)
Lower the monitor.
(d)
Remove and keep any shims for the installation.
(e)
Remove the video monitor.
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TASK 23-32-02-424-006
3. Install the Video Monitor_________________________
A. References
(1) 23-32-00/501, Passenger Entertainment (Video) System
B. Access
(1) Location Zone
200 Upper Half of Fuselage
C. Video Monitor Installation
S 424-007
(1) Do these steps to install the video monitor:
(a)
Install the shims if it is necessary.
(b)
Lift the video monitor to the correct position.
(c)
Hold the video monitor stable, while you install the bolts that attach it (2 on each side).
(d)
Attach the electrical connectors to the rear of the monitor.
(e)
At the rear of the monitor, make sure the MON PWR switch is on.
S 414-008
(2) Do these steps to install the monitor shroud:
(a)
Hold the shroud in position over the video monitor.
(b)
Install the fasteners on each side of the shroud.
D. Monitor Installation Test
S 864-021
(1) Remove the DO-NOT-CLOSE tag, and close this circuit breaker on the P11 panel:
(a) 11H30, VIDEO SYS DC
S 864-022
(2) Remove the DO-NOT-CLOSE tags, and close these circuit breakers on the P37 panel:
(a)
37A6, VIDEO SYSTEM (MAIN BUS) MONITOR FWD
(b)
37A7, VIDEO SYSTEM (MAIN BUS) MONITOR AFT
(c)
37A8, VIDEO SYSTEM (MAIN BUS) SYSTEM AC
(d)
37C6, VIDEO SYSTEM (UTIL BUS) MONITOR FWD
(e)
37C7, VIDEO SYSTEM (UTIL BUS) MONITOR AFT
(f)
37C8, VIDEO SYSTEM (UTIL BUS) SYSTEM AC
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