Location of CIDS, Director - Avionics Compartment Figure 004
R EFF : CES ALL 25-63-00 Page 6 May 01/04
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
3. System Description
__________________
A. Evacuation Signaling Components - Cockpit
(Ref. Fig. 001)
(1) The evacuation signaling components and signal sources installed on the overhead panel in the cockpit include:
-
a warning horn 5WP on panel 48VU,
-
a COMMAND pushbutton switch 3WP on panel 21VU, with 'EVAC' and 'ON' indicator lights included in the switch unit,
-
a CAPT & PURS and CAPT, two-position selector switch 2WP, installed on panel 21VU,
-
a HORN SHUT OFF pushbutton switch 7WP on panel 21VU.
B. Evacuation Signaling Components - FWD Utility Area
(Ref. Fig. 002)
(1)
The evacuation signaling components, interfaces and signal sources installed in the FWD utility area include:
-
a COMD pushbutton switch with an internal indicator light,
-
a RESET pushbutton switch,
-
an EVAC indicator light is installed on the FWD ATTENDANT panel,
-
an EVAC ALERT indicator light (optional) is installed on the standard AREA CALL panel.
(2)
The components of the Cabin Intercommunication Data System (CIDS) (Ref. 23-73-00) installed in the FWD utility area, that interface with the evacuation signaling system include:
-Decoder/Encoder Units (DEU), types A and B located in the overhead compartment. The type A DEU has two amplifiers that function independently,
-a Programming and Test Panel (PTP) which contains a Cabin Assignment Module (CAM), installed adjacent to the FWD ATTENDANT panel (behind an access cover), has the cabin configuration,
-cabin loudspeakers.
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C. Evacuation Signaling Components - AFT Utility Area (Ref. Fig. 003)
(1) The evacuation signaling components, interfaces and signal sources installed in the AFT utility area include: - a TONE OFF pushbutton switch and EVAC indicator light installed on the left AFT ATTENDANT panel, - COMD and RESET pushbutton switches, EVAC and COMD indicator lights (optional) on the left and right AFT ATTENDANT panels, - EVAC ALERT indicator lights (optional) on the standard AREA CALL panels.
(2) The components of the CIDS (Ref. 23-73-00) installed in the AFT utility area that interface with the evacuation signaling system include: - Decoder/Encoder Units type DEU A and DEU B, located in the overhead compartment, - cabin loudspeakers.
D. CIDS (Ref. 23-73-00) Components - Avionics Compartment (Ref. Fig. 004)
(1) The CIDS components that interface with the evacuation signaling system installed in the avionics compartment include: - two CIDS directors. No. 1 (Active) is installed on panel 87VU and No. 2 (Hot-standby) is installed on panel 88VU in equipment rack 137MCU. Each director contains an Onboard Reprogrammable-Memory (OBRM).
R **ON A/C 401-499,
R R 3. System Description__________________
R R R A. Evacuation Signaling Components - Cockpit (Ref. Fig. 001)
R R R R R R R R (1) The evacuation signaling components and signal sources installed on the overhead panel in the cockpit include: - A warning horn 5WP on panel 48VU. - A COMMAND pushbutton switch 3WP on panel 21VU, with 'EVAC' and 'ON' indicator lights included in the switch unit. - A CAPT & PURS and CAPT, two-position selector switch 2WP, installed on panel 21VU. - A HORN SHUT OFF pushbutton switch 7WP on panel 21VU.
25-63-00Page 8
Aug 01/05
R
R B. Evacuation Signaling Components - FWD Utility Area
R (Ref. Fig. 002A)
R
R (1) The evacuation signaling components, interfaces and signal sources
R include:
R (a) On the Flight Attendant Panel (FAP) 120RH:
R - An EVAC CMD button and an EVAC RESET button. They each have an
R internal indicator light, and are on the hardkey panel.
R (b) In the FWD utility area,
R - On the Additional Attendant Panel (AAP), an EVAC button and an
R EVAC RESET button. They each have an internal indicator light.
R - On the Attendant Indication Panel (AIP), an EVACUATION ALERT
R message is shown with an indicator light.
R - On the Area Call Panel (ACP), an EVAC ALERT indicator light is
R installed.
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