r
Put the ball bearings into two opposite indents in
the case top as shown in Figure M.
r
Place the six slide contacts on the selector knobs
as shown.
r
Place the selector knob into the case top so that
the springs fit over the ball bearings as shown.
r
Place the PC board over the selector knob. Be
sure that the 8-pin socket slides into its hole. Then
fasten the PC board with five 6mm screws as
shown.
r
Insert the 200mA, 250V fuse into the fuse clips.
r
Peel the backing off of the front label and place it
on the case top.
r
Connect a 9V battery to the battery snap.
-7-
Figure M
PC board
6mm Screws
Slide
contacts
Rib
Close-up view
Ball bearings
Battery compartment
Case top
Selector knob