NEC VT440 Service Manual page 84

1: Hold both sides of the set with both hands at Part A. Apply a force to Part B in the direction of the
arrow (diagonally toward the top of the set). In this case, the force being applied should be as low
as possible in order not to damage the switch.
2: Confirm that the claw of C (each side surface) has been disengaged.
B
A
C
METHOD OF DISASSEMBLY
A
C
B
7-4