B KRA 405
Rev 6, June 2003 IM 006-00104-0006.dwd Page 3-3
DH lamp lights to alert the pilot that a decision is to be made. The DH lamp may then
be turned off by pressing the lamp in.
3.3 EMERGENCY OPERATION
3.3.1 SELF TEST ERRORS
3.3.1.A If the altimeter does not indicate 50 +/- 5 feet when initiating self test, disregard
to radar altimeter system.
3.3.1.B Should the flag not come into view but the indicated altitude is correct, the al-
timeter system may be used. Keep in mind that subsequent failures will not
be indicated by the flag.
3.3.1.C Failure of the DH lamp to light during self test means the pilot must watch the
indicator closely since the decision height will not be annunciated.
RELEASED FOR THE EXCLUSIVE USE BY: AIRCRAFT ELECTRONICS ASSOCIATION
UP536434