BITE Test of the T/TISS

TASK 34-72-00-740-001-A
BITE Test of the T/TISS

ZONE: 210
FIN: 1000SG ** ON A/C NOT FOR ALL

1. Reason for the Job
Refer to the MPD TASK: 344800-04
BITE TEST OF THE T/TISS (TAWS PART)
2. Job Set-up Information
A. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
210	CKPT,FWD COMPT BHD TO FLT COMPT BULKHEAD

B. Referenced Information

REFERENCE	DESIGNATION
TASK 22-70-00-710-002-A	Operational Test of the Initialization of the Flight Plan
TASK 24-41-00-861-002-A	Energize the Aircraft Electrical Circuits from the External Power
TASK 24-41-00-861-002-A-01	Energize the Aircraft Electrical Circuits from the APU
TASK 24-41-00-861-002-A-02	Energize the Aircraft Electrical Circuits from Engine 1(2)
TASK 24-41-00-862-002-A	De-energize the Aircraft Electrical Circuits Supplied from the External Power
TASK 24-41-00-862-002-A-01	De-energize the Aircraft Electrical Circuits Supplied from the APU
TASK 24-41-00-862-002-A-02	De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2)
TASK 31-32-00-860-010-A	Procedure to Get Access to the SYSTEM REPORT/TEST NAV Page
TASK 31-60-00-860-001-A	EIS Start Procedure
TASK 34-10-00-860-004-A	Inertial Reference (IR) Alignment-Procedure
TASK 34-10-00-860-004-A-01	Automatic Inertial Reference (IR) Alignment-Procedure
TASK 34-10-00-860-004-A-02	Inertial Reference (IR) Alignment-Procedure to do a Check of the Links between each Flight Management and Guidance Computer (FMGC) and the three Air Data/Inertial Reference Units (ADIRUs)
TASK 34-10-00-860-005-A	ADIRS Stop Procedure
T/TISS - GPWC - Self Test Pattern

3. Job Set-up
Subtask 34-72-00-860-055-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002).
(2) Do the EIS start procedure (PFDs and NDs only) (Ref. AMM TASK 31-60-00-860-001).
(3) Do the IR alignment procedure (Ref. AMM TASK 34-10-00-860-004).
(4) On the EFIS control panels of the FCU:

Set the mode selector switches to ROSE/NAV.
Set the scale selector switches to 10.

(5) Do the procedure to get access to the SYSTEM REPORT/TEST NAV page on one MCDU (Ref. AMM TASK 31-32-00-860-010):

Push the NEXT PAGE function key (two times) until the TCAS menu page comes into view.

(6) On the center pedestal, on the ATC/TCAS control unit, set the switch(es) to STBY.
(7) Enter a flight plan to get a flight number (Ref. AMM TASK 22-70-00-710-002).

NOTE: Use a company route stored in the NAV DATA BASE or enter the flight number "TEST" manually in the MCDU if it is not displayed.

Subtask 34-72-00-865-053-A ** ON A/C NOT FOR ALL

B. Make sure that this(these) circuit breaker(s) is(are) closed:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	L/G/LGCIU/SYS1/NORM	1GA	C09
49VU	NAV/MMR/1	42RT1	G12
49VU	COM NAV/ATC/1	5SH1	G11
** ON A/C NOT FOR ALL
49VU	FLIGHT CONTROLS/FLP/CTL AND MONG/SYS1	6CV	B07
49VU	FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1	5CV	B06
49VU	AUTO FLT/FMGC/1	10CA1	B02
** ON A/C NOT FOR ALL
49VU	FLIGHT CONTROLS/FLP/CTL AND MONG/SYS1	6CV	B02
49VU	FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1	5CV	B01
49VU	AUTO FLT/FMGC/1	10CA1	H08
** ON A/C NOT FOR ALL
121VU	COM NAV/RADAR/1	5SQ1	K13
121VU	COM NAV/RAD ALTM/2	1SA2	K12
121VU	COM NAV/RAD ALTM/1	1SA1	K11
121VU	T/TISS	2004SG	K07
121VU	AUDIO MIXING	14WW	K03
121VU	TCAS	1006SG	L01
121VU	AUTO FLT/FMGC/2	10CA2	M17
121VU	EIS/GPWS/28VDC	2WZ	P06
** ON A/C NOT FOR ALL
121VU	COM NAV/RADAR/2	5SQ2	K14
** ON A/C NOT FOR ALL
122VU	ATSAW// F/O// SEL & RLY	17SG2	T09
122VU	ATSAW// CAPT// SEL & RLY	17SG1	T08
** ON A/C NOT FOR ALL
122VU	FLIGHT CONTROLS/WTB/FLP/SYS1	10CV	S07
122VU	FLIGHT CONTROLS/WTB/SLT/SYS1	9CV	S06

4. Procedure
Subtask 34-72-00-740-051-B ** ON A/C NOT FOR ALL

A. BITE Test of the T/TISS (TCAS part)

NOTE: During the test, obey the instructions on the MCDU.

ACTION	RESULT
1.On the MCDU:	On the MCDU:
Push the line key adjacent to the TCAS indication.	The TCAS page comes into view.
2.On the MCDU:	On the MCDU:
Push the line key adjacent to the TEST indication.	The subsequent TCAS TEST page with instructions comes into view.
3.On the MCDU:	On the MCDU:
Push the line key adjacent to the START TEST indication.	The TEST IN PROGRESS 8S indication comes into view. You can hear the TCAS TEST aural message. On the CAPT and F/O NDs, these dual aircraft symbols come into view: White unfilled diamond plus a +10 indication and a 270 deg track angle. White solid diamond plus a down arrow, a -10 indication and a 180 deg track angle. Amber solid circle plus an up arrow, a -02 indication and a 90 deg track angle. Red solid square plus a +02 indication and a 0 deg track angle. On the CAPT and F/O PFDs: A green sector and a red sector come into view in sequence on the vertical speed scale. At the end of the test: You can hear the TCAS TEST PASS aural message. On the CAPT and F/O NDs, the symbols go out of view. On the CAPT and F/O PFDs, the green and the red sectors go out of view. On the MCDU: MAKE SURE THAT TEST TARGETS WERE SHOWN ON BOTHS NDS indication comes into view.
4.On the MCDU:	On the MCDU:
Push the line key adjacent to the YES indication.	THE SYNTHETIC VOICE GENERATED WAS: TCAS TEST indication comes into view.
Push the line key adjacent to the PASS indication.	The TEST OK indication comes into view.
Push the line key adjacent to the RETURN indication.	The test procedure stops.

Subtask 34-72-00-740-051-C ** ON A/C NOT FOR ALL

A. BITE Test of the T/TISS (TCAS part)

NOTE: During the test, obey the instructions on the MCDU.

ACTION	RESULT
1.On the MCDU:	On the MCDU:
Push the line key adjacent to the TCAS indication.	The TCAS page comes into view.
2.On the MCDU:	On the MCDU:
Push the line key adjacent to the TEST indication.	The subsequent TCAS TEST page with instructions comes into view.
3.On the MCDU:	On the MCDU:
Push the line key adjacent to the START TEST indication.	The TEST IN PROGRESS 8S indication comes into view. You can hear the TCAS TEST aural message. On the CAPT and F/O NDs, these symbols come into view: A white unfilled diamond with a +10 indication. A white solid diamond with a down arrow and a -10 indication. An amber solid circle with an up arrow and a -02 indication. A red solid square with a +02 indication. On the CAPT and F/O PFDs: A green sector and a red sector come into view in sequence on the vertical speed scale. At the end of the test: You can hear the TCAS TEST PASS aural message. On the CAPT and F/O NDs, the symbols go out of view. On the CAPT and F/O PFDs, the green and the red sectors go out of view. On the MCDU: MAKE SURE THAT TEST TARGETS WERE SHOWN ON BOTHS NDS indication comes into view.
4.On the MCDU:	On the MCDU:
Push the line key adjacent to the YES indication.	THE SYNTHETIC VOICE GENERATED WAS: TCAS TEST indication comes into view.
Push the line key adjacent to the PASS indication.	The TEST OK indication comes into view.
Push the line key adjacent to the RETURN indication.	The test procedure stops.

Subtask 34-72-00-740-052-F ** ON A/C NOT FOR ALL

B. BITE Test of the T/TISS (TAWS part)

T/TISS - GPWC - Self Test Pattern ** ON A/C NOT FOR ALL

(1) On the GPWS section of the panel 21VU, make sure that:

the FAULT and OFF legends of the GPWS/SYS pushbutton switch are off (pushbutton switch released)
the FAULT and OFF legends of the GPWS/TERR pushbutton switch are off (pushbutton switch released)
the OFF legends of the GPWS/G/S MODE and the GPWS/FLAP MODE pushbutton switches are off
the ON legend of the GPWS/LDG FLAP 3 pushbutton switch is off.

(2) On the panels 301VU and 500VU, set the ND potentiometer to BRT.
(3) On the FCU, on the CAPT and F/O EFIS control panels, set the mode selector switch to ARC.
(4) On the FCU, on the F/O EFIS control panels, set the scale selector switch to 320. On the CAPT EFIS control panels, set the scale selector switch to 160.
(5) On the MCDU push the PROG key: the MCDU FM PROG page comes into view. On this page, select a REQUIRED navigation performance value higher than the ESTIMATED value and the ACCUR indication becomes HIGH.
(6) Do the procedure to get the SYSTEM REPORT/TEST NAV:RADIO NAV page (Ref. AMM TASK 31-32-00-860-010) and push the down arrow key two times.

ACTION	RESULT
1.On the MCDU:	On the MCDU:
Push the line key adjacent to the GPWC indication.	The GPWC menu page comes into view.
Push the line key adjacent to the TEST indication.	The three GPWC TEST pages come into view NOTE: These pages show the sequence of the steps that you will do in the test.
On page 3/3, push the line key adjacent to the START TEST indication.	The TEST IN PROGRESS MAY TAKE UP TO 100s indication comes into view.
	On the panel 402VU: The ON legend of the TERR ON ND pushbutton switch comes and stays on.
	On the panel 403VU: The ON legend of the TERR ON ND pushbutton switch comes and stays on.
	On the CAPT and F/O NDs: The terrain self-test pattern comes into view
	On the test pattern: The TERR cyan indication is shown in the bottom right corner of the NDs. The amber TERR TST indication is shown in the bottom right corner of the NDs. The ELEVIEW Elevation numbers come into view for five seconds as follows: * XXX (amber) * XXX (amber) and then * 290 (red) high altitude * -13 (green) low altitude.
	At the same time, on the GPWS section panel 21VU: The FAULT legend of the GPWS/TERR pushbutton switch comes on for 4 seconds, goes off for 2 seconds, comes on for 4 seconds and then goes off. The FAULT legend of the GPWS/SYS pushbutton switch comes on for 4 seconds, goes off for 2 seconds, comes on for 4 seconds and then goes off.
	At the same time, on the panels 301VU and 500VU : The red PULL UP legend of the PULL UP/GPWS pushbutton switches comes on for 4 seconds, goes off for 2 seconds, comes on for 4 seconds and then goes off. The amber GPWS legend of the PULL UP/GPWS pushbutton switches comes on for 4 seconds, goes off for 2 seconds, comes on for 4 seconds and then goes off.
	You can hear the TERRAIN AWARENESS TEST START aural message.
	You can hear the TERRAIN AWARENESS SYSTEM PASS aural message.
	You can hear the TERRAIN AWARENESS TEST COMPLETE aural message.
	At the end of this sequence: The ON legend of the TERR ON ND pushbutton switches stay on. On the CAPT and F/O NDs: The terrain self-test pattern goes out of view. The terrain background comes into view. The TERR TST indication goes out of view. NOTE: The terrain background comes into view in relation to the aircraft location. So it can be all black.
	On the MCDU : The first self-test validation screen (OVERHEAD PANEL) comes into view.
2.On the MCDU:	On the MCDU:
Push the line key adjacent to the YES indication.	The second self-test validation screen (MAIN INST PANEL) comes into view.
Push the line key adjacent to the YES indication.	The third self-test validation screen (for the aural message part) comes into view.
Push the line key adjacent to the YES indication.	The fourth self-test validation screen (TERRAIN DISPLAY) comes into view.
Push the line key adjacent to the YES indication.	The TEST OK indication comes into view.
3.On the panel 403VU:	On the panel 403VU:
Push the TERR ON ND pushbutton switch.	The ON legend of the TERR ON ND pushbutton switch goes off.
	On the CAPT ND: The terrain background display goes out of view. The TERR cyan and the ELEVIEW numbers indications go out of view.
4.On the panel 402VU:	On the panel 402VU:
Push the TERR ON ND pushbutton switch.	The ON legend of the TERR ON ND pushbutton switch goes off.
	On the F/O ND: The terrain background display goes out of view. The TERR cyan and the ELEVIEW numbers indications go out of view.
5.On the MCDU:
Push the line key adjacent to the RETURN indication until the GPWC menu page comes into view.	The test procedure stops.

Subtask 34-72-00-740-053-D ** ON A/C NOT FOR ALL

C. BITE Test of the T/TISS (ATC2 part)
(1) On the center pedestal, on the ATC control unit, set:

the ATC system 2 on.
the ALT RPTG/OFF/ON switch to OFF.
the STBY/AUTO/ON switch to AUTO.

ACTION	RESULT
On the MCDU:	On the MCDU:
1.On the NAV page, push the line key adjacent to the ATC2 indication.	the ATC2 page comes into view.
2.Push the line key adjacent to the TEST indication.	the ATC2 TEST page with INITIAL CONDITIONS indication comes into view.
3.Push the line key adjacent to the START TEST indication.	On the ATC/TCAS control unit: the ATC FAULT or FAIL indicator light comes on during 2 s approx. On the MCDU: the ATC2 TEST page with TEST IN PROGRESS indication comes into view after some seconds, the TEST OK indication comes into view.
4.Push the line key adjacent to the RETURN indication.	the ATC2 TEST CLOSE-UP page comes into view.
5.Push the line key adjacent to the RETURN indication.	the test procedure stops.

5. Close-up
Subtask 34-72-00-860-057-A ** ON A/C NOT FOR ALL

A. Put the aircraft back to its initial configuration.
(1) On the ATC/TCAS control unit, set the master switch to the standby position.
(2) Do the ADIRS stop procedure (Ref. AMM TASK 34-10-00-860-005).
(3) On panels 301VU and 500VU, set the ND potentiometer to OFF.
(4) On the MCDU, push the line select key adjacent to the RETURN indication until the CFDS menu page comes into view.
(5) Fully decrease the brightness of the MCDU screen (display off).
(6) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).
(7) Make sure that the work area is clean and clear of tools and other items.

[Rev.10 from 2021] 2026.04.01 04:04:47 UTC