User's Manual

SYSTEM DESCRIPTION AND INSTALLATION MANUAL
TCAS 3000 Traffic Alert and Collision Avoidance System
34−43−23
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Page 7−2
15 Dec 2005
3. Procedure for the TCAS 3000 Computer Unit
A. Removal and Installation Procedure
(1) Remove the TCAS computer unit.
(a) Loosen mounting tray hold−down knobs.
(b) Slowly pull forward on the computer unit handle to separate computer unit and
mounting tray connectors. The computer unit is now free to be removed from the
mounting tray.
(c) Place electrostatic protective covers on the computer unit and the mounting tray
electrical connectors.
(2) Reinstall the TCAS computer unit.
(a) Remove protective plastic covers from aircraft connectors. Remove electrostatic
protective covers from computer unit electrical connectors.
(b) Slide computer unit into mounting tray.
CAUTION: DO NOT FORCE FIT. IF MATING IS DIFFICULT, REMOVE THE COMPUTER
UNIT AND EXAMINE THE CONNECTOR FOR PINS THAT ARE BENT OR
OUT OF ALIGNMENT. ALSO CHECK THE ALIGNMENT OF THE
RECEPTACLE IN THE MOUNTING TRAY.
(c) Carefully apply firm pressure until the computer unit connectors mate with the
connector receptacles on the mounting tray.
(d) Tighten mounting tray hold−down knobs to make sure all connectors are fully
engaged.
B. Adjustment Procedure
Not Applicable.
C. Repair Procedure
Not Applicable.
D. Return to Service Procedures
Do the Return to Service Test Procedures referenced in the ADJUSTMENT/TEST section
of this manual.