■y
SYSTEM 30 0
KEYBOARD SYSTEMASSEMBLY
( ) 5. Starting from the end near Kl, twist the bundle
slightly. While pulling, twist all the way to the
end.
( ) 6. Find the wire furthest in from the end of the bundle,
' and cut off all the others to be even with it.
( ) 7. Cut ten new-wires,, each 36'" long, and strip the ends.
( ) 3. "older these to the next ten lugs (Kll thru K20).
( ).9. Keeping this bundle separate, pull to the left and
twist, like the first 10.
( )10. Cut off the other ends to be even, as before.
( )11. Cut ten new wires, each 43" long, and repeat for the
lugs K21 thru K3 0. You should now have three bundles.
MOTE: They- should come to different lengths when pulled
to the left.
( )12. Cut ten more wires, each 50" long, and repeat for K31
thru K40.
( )13. Cut ten more wires, each 57" long, and repeat for K41
thru K50.
( )14. Cut eleven finally, each 64" long, and repeat for K51
thru K61.Notice the lug between K60 and 63 ; do njjt
j mistake this for K61?
( 515. You should now Have"six neat bundles of wire.Thay should h&
held together about every 6" with tape, lacing, or cable
ties if possible, and pushed down into theucorner of
the keyboard case. NOW, WIRE TO BOARD "B".
( )16. Solder the ends of the longest bundle of wires (the lafct
one wired to the keyboard) to Board "B", in the holes
labelled K51 thru ?»G1 (see Board "B" assembly drawing) .
NOTE: Run wires through from the component side of :-v.e
board."B".
( )17. Solder the next longest bundle into holes for K41 thru
K50.
( )18. Repeat for K31 thru K40.
( )19. Repeat for K21 thru K30.
( )20. Repeat for Kll thru K20.
( )21. Repeat for Kl thru K10.
THIS COMPLETES WIRING OF KEYBOARD TO BOARD "B" .
III. POWER CONNECTIONS
You may use any type of wire or connector you wish for the +ijv,
-15v +5v, and ground If you'ire going to use the keyboard with
the ARIES^SYSTEM 300 Power Supply, however, there is a male
plug furnished which fits the power supply.
Recommended Procedure: ■
i ) 1 Cut four pieces of insulated wire, each 6 feet tor
longer, if desired to allow keyboard to be further from
synthesizer). Strip 1/4" insulation from each end.
( ) 2 Solder one wire to Board "A", +15v. (The wire you left
bare above the board.) Solder the other end to pin 1 of the
male plug (standard octal base).
-2T
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