*[1] AIRPLANES WITH -420 EFIS SGs AND SUBSEQUENT *[2] AIRPLANES WITH -413 EFIS SGs AND SUBSEQUENT
(e) Push the LSK 6L (<INDEX) two times. 1) Make sure the CDU display shows the EFIS BITE TEST page.
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737-300/400/500MAINTENANCE MANUAL
F. EFIS Discrete Status Tests
NOTE: The EFIS DISCRETE STATUS pages on the CDU indicate the analog
____ discrete inputs to the EFIS. The status of each input is also shown on the DISCRETE STATUS pages.
S 745-053
(1) Do the EFIS - Left Discrete Status Test as follows:
(a)
Push the LSK 1L (<EFIS LEFT BITE). 1) Make sure the CDU display shows the FAULT INDEX LEFT page.
(b)
Push the LSK 5L (<DISCRETE STATUS).
1) Make sure the CDU display shows the DISCRETE STATUS-L 1/2 page as follows:
EFIS BITE TEST
DISCRETE STATUS-L 1/2
ADC SEL LEFT AIR/GROUND GROUND ANCDU SEL *[1] ----COMPARATOR ENABLED *[2] DME SEL LEFT FLT PATH MGMT ENABLED FMC SEL LEFT
<INDEX
*[1] AIRPLANES WITH -420 EFIS SGs AND SUBSEQUENT, The ANCDU SEL line will not show unless an ANCDU is installed.
*[2] DISABLED for BEJ 101-112
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(c) Push the NEXT PAGE key on the CDU.
1) Make sure the CDU display shows the DISCRETE STATUS-L 2/2 page as follows:
EFIS BITE TEST
DISCRETE STATUS-L 2/2
ILS SEL LEFT
IRU SEL LEFT
MAG/TRUE MAG
MLS SEL ----SWC SEL LEFT
VOR SEL LEFT
<INDEX
(d) Push the LSK 6L (<INDEX) two times. 1) Make sure the CDU display shows the EFIS BITE TEST page.
S 745-054
(2) Do the EFIS - Right Discrete Status Test as follows:
(a)
Push the LSK 2L (<EFIS RIGHT BITE). 1) Make sure the CDU display shows the FAULT INDEX RIGHT page.
(b)
Push the LSK 5L (<DISCRETE STATUS).
1) Make sure the CDU display shows the DISCRETE STATUS-R 1/2 page as follows:
EFIS BITE TEST
DISCRETE STATUS-R 1/2
ADC SEL RIGHT AIR/GROUND GROUND ANCDU SEL *[1] ----COMPARATOR ENABLED *[2] DME SEL RIGHT FLT PATH MGMT ENABLED FMC SEL LEFT *[3]
<INDEX
*[1] AIRPLANES WITH -420 EFIS SGs AND SUBSEQUENT, The ANCDU SEL line will not show unless an ANCDU is installed.
*[2] DISABLED for BEJ 101-112
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*[3] AIRPLANES WITH A DUAL FMC SYSTEM; the FMC SEL line will show RIGHT.
(c) Push the NEXT PAGE key on the CDU.
1) Make sure the CDU display shows the DISCRETE STATUS-R 2/2 page as follows:
EFIS BITE TEST
DISCRETE STATUS-R 2/2
ILS SEL RIGHT IRU SEL RIGHT MAG/TRUE MAG MLS SEL ----SWC SEL RIGHT VOR SEL RIGHT
<INDEX
(d) Push the LSK 6L (<INDEX) two times. 1) Make sure the CDU display shows the EFIS BITE TEST page.
S 745-077
(3) Push the INIT/REF key on the FMCS CDU to get out of the EFIS BITE.
G. IRS Transfer Switch and MCP Course Select Tests
S 865-078
(1)
Make sure the attitude ball indicates within one degree of airplane pitch attitude and one degree of airplane roll attitude on the two EADIs.
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