Honeywell bendis king KLN 94, Maintenance Manual

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BENDIX/KING KLN 94
Page 5-6 15599M00.JA Rev 0, Sept/2000
Note:
If communication is not established between the
GPS unit and the PC, check is the cable connection.
If it is secure, try a different COM port (option C on
the PC menu).
(11) Once communication has been established, it will take approximately 6 minutes to
update the software in the KLN 94. When the software update is complete, the KLN
94 will start automatically. To confirm that the desired software version has actually
been loaded, display the AUX 14 page on the KLN 94.
5.2.3.2 Unit Alignment
This alignment is to be performed with the KLN 94 operating in the TEST MODE. The TEST
MODE function of the KLN 94 can be utilized by grounding P942-1, (S9) before power on. While
the unit is in the TEST MODE, perform the following:
A. Switch the unit off.
B. Set the RS-232 loopback control switch (S1) to the general position.
C. Set Test (S9) to closed and Takehome (S10) to open.
D. Turn the unit power on.
E. Press the ENT button, on the unit, once.
F. Check that the message GEN 232 P is displayed.
When the above is accomplished, perform the following:
A. Advance to the “TST 6" page and check for the following page to appear.
B. Press the “MSG” button to activate alignment of the Lateral Deviation Circuit.
C. Turn the right outer knob, of the KLN 94 front panel, to get 0 ± 2.0mV between LAT-
ERAL DEV +L (P942-11) and LATERAL DEV +R (P942-12), on the digital voltmeter.
NOTE:
OUTER KNOB IS TURNED CLOCKWISE FOR IN-
CREMENT AND COUNTER CLOCKWISE FOR
DECREMENT.
D. Press the “ENT” button, to store the calibration offset in the unit’s non-volatile RAM.
When calibration of the Lateral Deviation Circuit is accomplished, perform the following:
A. Press the “CLR” button, and check that the following page appears.
TST 6
DEV CAL
LATERAL
Press MSG
to activate