*[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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737-300/400/500MAINTENANCE MANUAL
 (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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A 737-300/400/500MAINTENANCE MANUAL
 *[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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