(d)  
Set the ‘‘L/R’’ switch on the WXR Control Panel to the Left (out) position to test the Left WXR R/T.

NOTE: The ‘‘L/R’’ switch on the Control Panel switches between the Left and Right Transceivers.

(e)  
Push the WXR power switch on the Captain’s EFIS control panel to the ON position.

(f)  
Put the mode selector switch on the WXR control panel to the TEST position.

(g)  
Make sure these indications occur:

NOTE: All times are approximate.
1)  In 0-3 seconds: a) An amber WINDSHEAR shows on the Captain’s display unit (DU). b) The aural message MONITOR RADAR DISPLAY is heard on the flight desk warning
speakers.

2)  In 3-9 seconds:
a) A PWS FAIL message shows ON the Captain’s display unit (DU).
b) A WINDSHEAR SYS advisory EICAS message shows on the CDU.

3) In 9-12 seconds: a) GO AROUND, WINDSHEAR AHEAD, (pause) WINDSHEAR AHEAD, WINDSHEAR AHEAD is heard on the flight desk aural warning speakers. b) A red WINDSHEAR shows on the Captain’s display unit (DU).
EFFECTIVITY SIL ALL  34-43 TASK 801 
D633A103-SIL BOEING PROPRIETARY -Copyright # Unpublished Work -See title page for details  Page 204 Jun 15/2010 

4)  After 15 seconds:
a)  Make sure the weather radar test display on the Captain’s display unit (DU) has a multi-colored displayed.
(h)  Set the ‘‘L/R’’ switch on the WXR Control Panel to the Right (in) position to test the Right WXR R/T.
NOTE: The ‘‘L/R’’ switch on the Control Panel switches between the Left and Right Transceivers
(i)  
Push the WXR power switch on the Captain’s EFIS control panel to the ON position.

(j)  
Put the mode selector switch on the WXR control panel to the TEST position.

(k)  
Make sure these indications occur:

NOTE: All times are approximate.
1)  In 0-3 seconds: a) An amber WINDSHEAR shows on the Captain’s display unit (DU). b) The aural message MONITOR RADAR DISPLAY is heard on the flight desk warning
speakers.

2)  In 3-9 seconds:
a) A PWS FAIL message shows ON the Captain’s display unit (DU).
b) A WINDSHEAR SYS advisory EICAS message shows on the CDU.

3) In 9-12 seconds: a) GO AROUND, WINDSHEAR AHEAD, (pause) WINDSHEAR AHEAD, WINDSHEAR AHEAD is heard on the flight desk aural warning speakers. b) A red WINDSHEAR shows on the Captain’s display unit (DU). 4) After 15 seconds: a) Make sure the weather radar test display on the Captain’s display unit (DU) has a multi-colored displayed.
(l)
Set the SOURCE switch on the instrument switching module to the ALL ON 2 position.

(m)  
Set the ‘‘L/R’’ switch on the WXR Control Panel to the Left (out) position to test the Left WXR R/T.

NOTE: NOTE: The ‘‘L/R’’ switch on the Control Panel switches between the Left and Right Transceivers.
(n)  
Push the WXR power switch on the First Officer’s EFIS control panel to ON position.

(o)  
Put the mode selector switch on the WXR control panel to the TEST position.

(p)  
Make sure these indications occur:

NOTE: All times are approximate.
1)  In 0-3 seconds: a) An amber WINDSHEAR shows on the First Officer’s display unit (DU). b) The aural message MONITOR RADAR DISPLAY is heard on the flight desk warning
speakers.
2) In 3-9 seconds:
a) A PWS FAIL message shows ON the First Officer’s display unit (DU).

EFFECTIVITY SIL ALL  34-43 TASK 801 
　
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