Honeywell bendis king KLN 94 Maintenance Manual page 48

BENDIX/KING
F. Set the date and time to the present date and GMT.
5.2.4.4 UNIT CURRENT DRAIN TEST
A. Attach a DC Ammeter to the unit.
B. Turn the unit power on (with no superflags set), fan on, LCD and button backlighting
at full bright, and aircraft power set to 27.5V dc.
C. Verify that the unit current drains is not more than 785 mA.
D. If no failure is indicated, check "OK" on the Final Data Sheet.
E. Turn the unit power off.
F. Attach a DC ammeter to the 14V lighting bus.
G. Turn the unit power on.
H. Verify the 14V lighting current drain is less than 1mA and that the Button lighting is
on.
I. If no failure is indicated, check "OK" on the Final Data Sheet.
J. Turn the unit power off.
K. Attach a DC ammeter to the 28V lighting bus.
L. Turn the unit power on.
M. Verify the 28V lighting current drain is less than 1mA and that the Button lighting is
on.
N. If no failure is indicated, check "OK" on the Final Data Sheet.
5.2.4.5 DISCRETE OUTPUT TESTS
A. Turn the unit power off.
B. Set the test switch S9 to closed.
C. Turn the unit power on.
D. Press the ENT button and then press the CRSR button on the unit.
E. Place all annunciator switches (S4, S5, S6, S7, S33, S34, S35, S36, S37, S38) to
the normal position.
F. Place the annunciator select control (S3) to the annunciate position.
G. Place the unit select control (S39) to the KLN 94 position.
H. Press the ALT button on the unit. The annunciators should toggle between the high
and low states each time the ALT button is pressed. If all annunciators illuminate,
proceed to the next step.
I. Place the annunciator select control (S3) to the spare position.
Rev 0, Sept/2000 15599M00.JA
KLN 94
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