Honeywell

MK XXII EGPWS Installation Manual

1.9.4.2GPWS Caution (amber) G/S CANCLD switch/annunciator assembly.

The ‘GPWS caution annunciator provides visual indication of an EGPWS alert. The EGPWS caution (amber) annunciator also has a switch that is used to manually inhibit EGPWS Mode 5 glideslope alerts. The bottom half of the annunciator provides visual indication that the mode 5 glideslope alerts have been canceled.

1.9.4.3LOW ALT / ON switch/annu nciator assembly

The LOW ALT / ON switch/annunciator provides for manual selection of low altitude mode and visual indication that the Mk XXII EGPWS is in low altitude mode.

1.9.4.4TERR INHIB / ON switch/an nunciator assembly

The ‘TERR INHIBIT’ switch/annunciator provides for manual selection of terrain inhibit mode and visual indication that the EGPWS Terrain functions have been inhibited.

1.9.4.5AUDIO INHIBIT / ON switch /annunciator assembly

The ‘AUDIO INHIBIT’ switch/annunciator provides for manual selection of audio inhibit mode and visual indication that the EGPWS mode 6 functions have been inhibited.

1.9.4.6GPWS INOP / TERR INOP a nnunciator assemblies

The ‘GPWS INOP’ annunciator provides visual indication that the EGPWS GPWS modes have a disabled function.

The ‘TERR INOP’ annunciator provides visual indication that the EGPWS Terrain modes have a disabled function.

1.9.4.7TERR DISPLAY / ON switch /annunciator assemblies

The ‘TERR DISPLAY’ switch/annunciator provides for manual selection of the terrain display and visual indication that the EGPWS Terrain Display has been selected for the associated display.

1.10 Cockpit Speaker (Opti onal)

The MK XXII EGPWS can interface to an 8 ohm audio speaker for cockpit annunciation of aural alerts.

Vendor Name

Vendor P/N

Description

QTY

UM

Honeywell P/N

Quam

30A05Z8

Audio Speaker

1

EA

 

Utah

SP-3A

Audio Speaker

1

EA

 

CTS

4AC3

Audio Speaker

1

EA

300-0218-002

CAGE CODE: 97896 SCALE: NONE SIZE: A DWG NO: 060-4314-225

REV: C SHEET 27

Page 27
Image 27
Honeywell MKXXII installation manual Cockpit Speaker Opti onal