(3)
M619 - Right Siren/Owl Module
(4)
M620 - Takeoff (T/O) Configuration Warning Module
(5)
M621 - Power Supply Module B
(6)
M983 - Landing Configuration Warning Module
(7)
M999 - Left Siren/Owl Module
(8)
M1000 - Bell/Chime Module
TASK 31-51-04-004-001
2. Remove the Card Modules (Fig. 401)_______________________
A. References
(1)
AMM 20-10-01/401, E/E Rack Mounted Components
(2)
AMM 20-41-01/201, Electrostatic Discharge Sensitive Devices
B. Access
(1) Location Zones
119 Main Equipment Center
211/212 Flight Compartment
C. Prepare for the Removal
S 844-002
(1) Open these circuit breakers on the overhead circuit breaker panel, P11, and attach DO-NOT-CLOSE tags:
(a)
11B18, WARN ELEX B
(b)
11J33, WARN ELEX A
S 014-003
(2) Open the WEU door.
D. Procedure
ú
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A
757
MAINTENANCE MANUAL
MAIN EQUIPMENT CENTER
PSU RESET
SWITCH
POWER SUPPLY
MODULE, M1411 (AMM 27-32-02/401)
SEE WARNING ELECTRONICS UNIT, P51
Warning Electronics Unit Card Module Installation
Figure 401
ú
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ALL ú ú 04 Page 402 ú Dec 20/93
A
757 MAINTENANCE MANUAL
S 914-004
CAUTION: DO NOT TOUCH THE CARD MODULES BEFORE YOU DO THE PROCEDURE FOR
_______ DEVICES THAT ARE SENSITIVE TO ELECTROSTATIC DISCHARGE. ELECTROSTATIC DISCHARGE CAN CAUSE DAMAGE TO THE CARD MODULES.
(1)
Do the procedure for devices that are sensitive to electrostatic discharge (AMM 20-41-01/201).
S 024-006
(2)
Remove the applicable card module (AMM 20-10-01/401).
TASK 31-51-04-404-007
3. Install the Card Modules
________________________
A. References
(1)
AMM 20-10-01/401, E/E Rack-mounted Components
(2)
AMM 20-41-01/201, Electrostatic Discharge Sensitive Devices
B. Access
(1) Location Zones
119/120 Main Equipment Center
211/212 Flight Compartment
C. Prepare for Installation
S 844-008
(1) Make sure that these P11 panel circuit breakers are open:
(a)
11B18, WARN ELEX B
(b)
11J33, WARN ELEX A
S 014-121
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