S 862-037

 (2)  
Push the LSK adjacent to the applicable prompt.

 (a)  Make sure the EICAS PAGE CONTROL menu shows.
 S 862-038
 (3)  Push the LSK adjacent to the <ERASE SYSTEM prompt to erase all of the system snapshots.
 G. Put the Airplane to Its Usual Condition
 S 862-039
 (1)  
Push the LSK adjacent to the <RETURN prompt until you see the CMC MENU.

 S 862-027

 (2)  
Remove electrical power if it is not necessary (AMM 24-22-00/201).

 TASK 31-61-00-802-050
 8.  Snapshot Memory Reset_____________________
 A. General
 (1)  The snapshot memory reset will enable you to reset the snapshot memory after the snapshot function locks up (freezes). The snapshot function will freeze when you attempt to record a snapshot with the memory full.
 B. References
 (1)  AMM 24-22-00/201, Manual Control
 C. Access
 (1)  Location Zones
 221 Control Cabin, LH
 222 Control Cabin, RH

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 D.  AIRPLANES WITHOUT IDS S/W P/N 685-2265-906 OR SUBSEQUENT DASH NUMBERS AND CMCS S/W P/N 685-2270-902; Procedure
 S 862-044
 (1)  
Supply electrical power (AMM 24-22-00/201).

 S 472-051

 (2)  
Install IDS S/W into the three EIUs (AMM 31-61-10/201).

 NOTE: Make sure at least one EIU is powered during the loading to
____
 maintain CMC operation.

 S 862-045
 (3) Remove electrical power if it is not necessary (AMM 24-22-00/201).
 E.  AIRPLANES WITHOUT IDS S/W P/N 685-2265-906 OR SUBSEQUENT DASH NUMBERS AND CMCS S/W P/N 685-2270-008; Procedure
 S 862-046
 (1)  
Supply electrical power (AMM 24-22-00/201).

 S 472-052

 (2)  
If the <ERASE ALL prompt is not present, install the IDS software in the left EIU (AMM 31-61-10/201).

 S 862-053

 (3)  
Open these circuit breakers:

 (a)  
P7, Overhead Circuit Breaker Panel
 1) 7F10, EIU C
 2) 7F15, EIU R

 (b)  
Make sure "CMC=EIU-L" shows below "EICAS MAINT PAGES" on the CDU.

 S 862-048
 (4) Press the EVENT RCD switch on the EICAS control panel/FMC switch.
 (a)  Make sure "<ERASE ALL" shows on the CDU.
 S 862-054
 (5)  
Close these circuit breakers:

 (a)  
P7, Overhead Circuit Breaker Panel
 1) 7F10, EIU C
 2) 7F15, EIU R

 (b)  
Wait at least 15 seconds.

 (6)  
On the CDU, press the key adjacent to the <ERASE ALL prompt.

 (7)
Remove electrical power if it is not necessary (AMM 24-22-00/201).

 S 862-049
 S 862-047
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747-400 MAINTENANCE MANUAL
 TASK 31-61-00-802-055
 9.  ACARS Report of a Maintenance Page - Second Page is Empty_________________________________________________________
 A. General
 (1)  An ACARS report of an EICAS maintenance page (realtime, auto snapshot, or manual snapshot) contains two pages. The first page has the ACARS preamble and the EICAS maintenance page data. The second page has only the ACARS preamble. Ignore the empty second page.
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