UTC Initialization page
(Ref. Fig. 038)
The ACARS UTC/DATE INIT page is selected via the ACARS INIT
menu.
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ACARS CFDIU PROG Page Figure 037
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ACARS UTC/DATE INIT Page
Figure 038
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This page enables the user to examine the UTC value and select
the source of the initialization data.
Line key 1L displays the ACARS UTC.
Line key 2L displays the UTC value from the aircraft clock.
line ley 3L displays the crew-entered value for the UTC.
Line key 4L is pushed to generate an UTC request.
Line key 5L selects which source the MU should use to
initialize its clock.
Line key 5L toggles between "A/C", "ENTER", and "UPLINK". The
selected source is identified by a left arrow.
Line key 1R displays the ACARS DATE.
Line key 2R displays the DATE value from the aircraft clock.
Line key 3R displays the crew-entered value for the DATE.
Line key 4R is pushed to generate a date request.
Line key 5R selects which source the MU should use to
initialize its date.
Line key 5R toggles between "A/C", "UPLINK", and "ENTER". The
selected source is identified by a right arrow.
(f) ACARS DEBUG page (Ref. Fig. 039) The ACARS DEBUG page is selected via the ACARS MAINTENANCE page. It provides a mechanism to view the status of internal processing and the ability to perform a reset of the MU.
1_ ACARS VHF DEBUG page
(Ref. Fig. 040)
Line key 6L is used to display the ACARS DEBUG menu.
Line key 6R is used to print screen page. Data displayed
XX...XX indicates the VHF state machine status.
Data displayed AA indicates number of downlinks queued for
transmission.
2_ ACARS VHF CAT B page
(Ref. Fig. 041)
Line key 6L is used to display the ACARS DEBUG menu.
Line key 6R is used to print screen page.
Data displayed HH:MM:SS indicates time. The time displayed in
the upper right-hand corner is the current time. Data XX
represents station ID letter.
Data displayed X0 indicate selected station.
Data displayed X1-X7 indicate active stations in the table
stored by the first time from most recent (X1) to Xn.
3_ ACARS MEMORY DUMP page
(Ref. Fig. 042)
Data displayed SSSS represent the segment.
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ACARS DEBUG Page Figure 039
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ACARS VHF DEBUG Page 1/2
Figure 040
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ACARS VHF CAT B Page 2/2
Figure 041
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ACARS MEMORY DUMP Page Figure 042
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4
_
5
_
Data displayed AAAA represent the offset from the segment.
Data displayed HO-H7 represent binary data read from memory
displayed in Hex ASCII or ASCII.
Line key actions:
1L - Enter address and data from sratchpad: Entered data is in
the form: segment(.offset)(/data)...
All information is entered in hexadecimal form. If no offset
is entered, then the segment data is considered as a real
address which will be converted to segment and offset for
display purposes.
2L - Increase memory address by 1.
2R - Decrease memory address by 1.
3L - Increase memory address by 16.
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