REMOVAL-continued - TM-11-5820-401-34-30510

TM 11-5820-401-34-3/0967-LP-432-3060

6-6. A2000 ASSEMBLY CIRCUIT BOARD Y2200 AND Y2100 REPLACEMENT. (CONT)

REMOVAL (CONT)

NOTE

Steps 3 through 6 are for the removal of Circuit Board Y2200.

Using screwdriver, remove screw (1), Iockwasher (2), and flat washer (3).

Using small screwdriver, remove screw (4) and Iockwasher (5) from ground lug (6).

Lift circuit board (7) out of groove (8) and turn to gain access to rear of circuit board.

CAUTION

When unsoldering a circuit board wire that leads to a crystal, clamp crystal terminal

connection with heat sink pliers (see detail A) to prevent heat transfer during

unsoldering operation.

Using soldering iron, carefully unsolder three wires (9) from circuit board (7) and remove

circuit board.

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