Honeywell Bendix/King KX 165A Maintenance Manual page 92

BENDIX/KING
C. Desolder the Nav preselector lid to gain access to the P155A4 BNC connector. De-
solder the Nav amp fence from the connector body. Desolder L3043 from the con-
nector terminal.
D. Remove the Main Board
E. Remove the four (4) screws that secure the forward edge of the inner chassis. They
are located on the bottom surface of the base casting.
F. Remove the Receiver Board and inner shield from the top side of the base casting.
G. Detach the inner shield from the Receiver Board by gently pulling the two apart.
5.3.4.9 Removal of the Transmitter Board
A. Remove the top cover
B. Remove the Main Board
C. Remove the Receiver Board.
D. Peel off the power suply insulator from the transmitter cavity lid. Avoid tension on
the P4004 cable wires to prevent damage.
E. Remove the five (5) screws securing the cavity lid to the base casting side wall and
the three (3) screws securing the top of the lid. Remove the cavity lid.
F. Remove the four (4) screws that secure Q4006 and Q4005. The screws for Q4005
have a reduced head diameter to prevent grounding the device leads.
G. Remove the two (2) screws and three (3) stand-offs that secure the PC board.
H. Desolder the buss wire grounding the P155A3 BNC connector body. Reflow the PC
board / connector terminal solder connection while unscrewing the connector from
the base casting. Remove the connector.
I. Guide the P4005 and P4006 coax cables up and out of their cavity side wass slots
without breaking the solder connection to the grounding clip. Heat the center con-
ductor of the P165A3 BNC connector until the solder flows and lift the Transmitter
Board out of the cavity.
Page 5-44
(paragraph 5.3.4.6).
(paragraph 5.3.4.1)
(paragraph 5.3.4.6).
(paragraph 5.3.4.8)
15610M00.RCD
KX 165A
Rev 0, Jun/2000