Replacing The Connector Board - Kurzweil PC2 Series Service Manual

PC2R Disassembly/Assembly
Opening the PC2R

Replacing the Connector Board

1. Tilt down the inner edge (closest to the Front Panel Assembly) of the Connector Board and
2. Slide the Connector Board and heat sink toward the rear panel so that the jacks and MIDI
3. Install the four screws that secure the heat sink to the bottom enclosure.
4. Install the three screws that secure the Connector Board to the bottom enclosure.
5. Install the two screws that secure the MIDI jacks to the rear panel.
6. Install the two nuts that secure the 1/4" audio out jacks to the rear panel.
7. Connect the wire trap flat ribbon cables in the following order.
8. Connect the stranded wire cable from the Headphone/Volume/Power Switch Board to
9. Connect the flat ribbon cable from the Right Front Panel Board to J304. Be sure to install
10. Connect the stranded wire cable from the Engine Board to J301.
3-4
heat sink, and place it flat on to the bottom enclosure.
switch are positioned through their openings in the rear panel.
Caution: Be sure to look for the marking on the edge of the cable denoting Pin 1 and that
you match it correctly with Pin 1 on the board. Make certain that the wires are straight
prior to inserting them into the connector and that each wire is correctly inserted into its
respective position.
Note: Be sure the sides of the connector are lifted. Insert the flat ribbon cables into the
wire trap connectors and push down the sides of each connector to lock the cable into the
connector. Gently pull each cable to verify that it is locked into its connector.
Insert the five-wire flat ribbon cable from the Engine Board into the wire trap connector at
J302 on the Connector Board.
Insert the ten-wire flat ribbon cable from the Engine Board into the wire trap connector at
J303 on the Connector Board.
J322.
the cable locking clip.