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Honeywell
MK XXII EGPWS Installation Manual
CAGE CODE:
97896
SCALE: NONE SIZE: A DWG NO: 060-4314-225 REV: C SHEET
118
(3) Connect the Smart Cable (Honeywell PN 951-0386-001) to the EGPWC J3
connector.
(4) Turn the Power Supply ON and verify the COMPUTER OK LED on front of the
EGPWC panel is on.
(5) Insert the PCMCIA card into the Smart Cable PCMCIA card slot.
NOTE: Precautionary notes on the PCMCIA card, regarding insertion and/or removal
while power is applied, should be ignored since the EGPWC automatically
handles the application and removal of PCMCIA card power.
(6) While the loading is in progress, the IN PROG LED on the Smart Card remains ON
and the COMPUTER OK LED on the EGPWC remains OFF.
(7) When loading is complete the XFER COMP LED on the Smart Card turns ON.
(8) Remove the PCMCIA card from the Smart Card slot.
(9) After approximately 15 seconds the COMPUTER OK LED comes ON to indicate that
the contents of the PCMCIA card were successfully transferred.
(10) Remove the Smart Card connector from the EGPWC front panel J3 connector.
(11) To perform the verification of the Terrain Database version, go to paragraph 4.6.6
below.
4.6.6 Verification of the Ter rain Database Version
Since the EGPWC software verifies the PCMCIA card loading process, this verification is to
assure the operator/installer that the correct Regional Terrain Database version is installed.
Terrain Database version verification is accomplished with the EGPWS Self Test (ST) function.
The ST function may be initiated from the aircraft cockpit with the GPWS Test Switch. NOTE:
Initiation of the cockpit ST function may vary from one aircraft to another. For example, the ST
function may be initiated by pressing the GPWS (PULL-UP) light assembly, or by activating a
separate ST switch.
The EGPWS ST function has 6 levels that describe the current condition and configuration of the
EGPWS, the fault and warning history, and the condition of the various inputs. To help navigate
through the various levels, there are 2 cancel functions: SHORT CANCEL (press and hold the ST
button for more than 0.5 seconds, but less than 2 seconds) and LONG CANCEL (press and hold
the ST button for more than 2 seconds, but less than 8 seconds). The Short Cancel and Long
Cancel functions operate differently, depending upon the ST level. To initiate a ST sequence, or