737 Flight Crew Operations Manual
Engines, APU -
Over/Under – Displays
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4 Crossbleed Start (XB) Indications
Displayed on the side of N2
5 Exceedance Indication
Displayed as rectangular box outline around secondary engine parameters if
limits are exceeded when compact display is selected.
The outline has thick lines and blinks for 10 seconds. After 10 seconds, the lines
are thinner and do not blink.
The color of the outline matches the color of the exceedance - amber, red or white.
March 18, 2011