OVERHEAD ANNUNCIATOR PANEL

Question 0

Which messages are in BLUE?

Answer 0

Blue Advisory Lights

Question 1

What’s EOAP and OAP?

Answer 1

ELECTRONIC OVERHEAD ANNUNCIATOR PANEL

OVERHEAD ANNUNCIATOR PANEL

Question 2

How many -AMBER- messages fit into the SYSTEM DISPLAY SCREENS?

Answer 2

12

Question 3

When a message appears on the SDS, what other light comes on?

Answer 3

System related CUE LIGHT flashes 4 times

Question 4

What other lights come on when one of the RED WARNING LIGHTS comes on on the SYSTEM ALERT MESSAGE screen?

Answer 4

MASTER WARNING LIGHT

Question 5

Are there any other conditions, except the illumination of the RED WARNING LIGHTS on the SYSTEM ALERT MESSAGING display that will make the MASTER WARNING LIGHTS to illuminate?

Answer 5

No

Question 6

When a message appears in amber on the SYSTEM STATUS display, what other light(s) will illuminate?

Answer 6

Relate system CUE LIGHT

Amber MASTER CAUTION lights

Question 7

On the MASTER DISPLAY SCREEN, amber messages appear in order of importance or occurrence?

Answer 7

Order of occurrence

Question 8

If more than 12 messages are displayed in amber on the MESSAGE DISPLAY SCREEN, what lights can you also expect to see?

Answer 8

A “SCROLL PUSH BUTTON” arrow

“MISC” cue light

Question 9

Where can you find all the messages that are available for display on the “MASTER DISPLAY SCREEN”?

Answer 9

On the “WARNING SYSTEM TAB”

Question 10

On the MESSAGE DISPLAY SCREEN, how do you recall messages that are off screen?

Answer 10

By pressing and holding illuminated CUE BUTTON

Question 11

When are all door messages inhibited?

Answer 11

When the PARKING BRAKE is set

Question 12

When the PARKING BRAKE is set and all door messages are inhibited, what indication do you have that a door is still open and how can you determine which doors are open?

Answer 12

The DOOR CUE light remains illuminated.

By pressing the DOOR CUE light

Question 13

How many channels or processors control the OAP screens?

Answer 13

One for each screen

Question 14

If a fault is found when the OAP CHANNELS/PROCESSORS are comparing each other’s inputs, what other light can you expect to see?

Answer 14

The “MON “ CUE LIGHT

Question 15

When does the “MON “ CUE LIGHT indicate?

Answer 15

A fault exists in the OAP Monitor ANNUNCIATOR system

Question 16

If the “MON” CUE LIGHT comes on, how do you identify the discrepancy?

Answer 16

Pressing the MON light will identify the discrepancy on the OAP screen

Question 17

What can you expect if an OAP screen becomes inoperative?

2

Answer 17

“OAP SINGLE SCREEN OP” message will appear on the operating OAP screen

Messages will transfer to the operating screen.

“SCROLL BUTTON” may appear if there are more messages that will fit in one screen

Question 18

If one MESSAGE DISPLAY SCREEN is inoperative and some messages are displayed off screen because there’s not enough room on the operating screen, what other lights can you expect to see?

Answer 18

Any messages displayed off screen will illuminate the associate system CUE LIGHT (elec, eng, misc)

SCROLL BUTTON (arrow) will be in view

Question 19

How do you test the OAP screens?

Answer 19

A switch on the right side of the overhead panel

Question 20

What is the only light on the OAP panel that can not be dimmed by using the PULL TO DIM knob?

Answer 20

“DOOR “ CUE LIGHT