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MAINTENANCE MANUAL
EICAS PRIMARY AND SECONDARY PRESSING ENG SWITCH WHILE
ENGINE PARAMETERS DISPLAYED SECONDARY ENGINE PARAMETERS
ARE DISPLAYED BLANKS THE
AUXILIARY DISPLAY UNIT
NO SECONDARY EXCEEDANCE
Normal EICAS Operation
Figure 202 (Sheet 6)
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MAINTENANCE MANUAL
EICAS PRIMARY AND SYNOPTIC RESELECTING THE SYNOPTIC
FORMAT DISPLAYED BLANKS THE AUXILIARY
DISPLAY UNIT
NO SECONDARY EXCEEDANCE
Normal EICAS Operation
Figure 202 (Sheet 7)
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TASK 31-61-00-802-020
5. Manual Snapshot Recording
_________________________
A. General
(1)
The manual snapshot record function gives you the alternative to record one or all maintenance pages at the same time.
(2)
You can record snapshots two ways.
(a)
The first one is by the use of the EVENT RCD button in the EICAS control panel/FMC switch.
(b)
The second by the use of a CDU.
B. References
(1)
AMM 24-22-00/201, Manual Control
(2)
AMM 31-61-10/201, Integrated Display System Software Installation
C. Access
(1) Location Zones
221 Control Cabin, LH
222 Control Cabin, RH
D. Make a snapshot with the EVENT RCD button.
S 862-021
(1) Supply electrical power (AMM 24-22-00/201).
S 862-043
CAUTION: DO NOT USE THE EVENT RCD BUTTON TO GET SNAPSHOTS OF THE
_______ MAINTENANCE PAGES IF ONLY ONE PAGE IS NECESSARY. WHEN YOU USE THE EVENT RCD BUTTON YOU WILL GET SNAPSHOTS OF ALL THE PAGES.
(2) Push the EVENT RCD button in the EICAS control panel/FMC switch.
NOTE: Write down the time when you push the button.
____
S 862-028
(3) Prepare the CDU to look at the snapshot:
(a)
Push the MENU key on the CDU to show the MENU.
(b)
Push the LSK adjacent to the <CMC prompt to show the CMC menu.
NOTE: If the CMC menu is not shown, push the LSK adjacent to
____ the <RETURN prompt if it is necessary until you see the menu.
(c)
Push the LSK adjacent to the <EICAS MAINT PAGES.
(d)
Push the NEXT PAGE key if it is necessary until you find the applicable prompt.
(e)
Push the LSK adjacent to the applicable prompt. 1) Make sure the EICAS PAGE CONTROL menu shows.
(f)
Push the LSK adjacent to the <MANUAL SNAPSHOTS prompt.
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DISPLAY OF EICAS PRIMARY OCCURRENCE OF SECONDARY AND SYNOPTIC FORMAT EXCEEDANCE CAUSES A SYNOPTIC UNDER NORMAL CONDITIONS FORMAT TO BE "BUMPED" (NO SECONDARY EXCEEDANCE) AND REPLACED BY A
SECONDARY-PARTIAL FORMAT (SECONDARY EXCEEDANCE EXISTS)
Non-Normal EICAS Operation
Figure 203 (Sheet 1)
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