Kurzweil K2600 Series, Service Manual

Page: 60 / 172

4-10
K2600/K2600X Disassembly/Assembly
Top Enclosure
6. Place the enclosure support wall in position. Be sure that the mounting clip on the
Sampling Board is positioned into the upper groove on the enclosure support wall.
7. Place the enclosure support wall in position and install the screws that secure it to the top
enclosure. You should see thread marks in the extrusion to verify proper positioning of the
enclosure support wall screws.
Note: If you are servicing a K2600, there are seven screws securing the enclosure support
wall. If you are servicing a K2600X, there are eight screws.
Removing the Slider Board
1. If the unit you are servicing has a Digital I/O Option Board, remove it prior to removing
the Slider Board. See page 4-8 for instructions.
2. Disconnect the cables in Table 4-5.
3. Remove the enclosure support wall screws and set the enclosure support wall aside.
Note: If you are servicing a K2600, there are seven screws securing the enclosure support
wall. If you are servicing a K2600X, there are eight screws.
4. Remove the four screws that secure the Slider Board to the top enclosure.
Caution: The Slider Board is connected to the Control Panel Board with a short fl at ribbon
cable. Do not lift the Slider Board until you have performed Step 5.
5. Lift the Slider Board up slightly and disconnect the fl at ribbon cable that connects the
Slider Board, location J303, to the Control Panel Board, and remove the Slider Board.
Note: The switch button caps and slider knobs remain attached to the Slider Board.
Replacing the Slider Board
1. Connect the fl at ribbon cable that connects the Control Panel Board to J303 on the Slider
Board.
2. Place the Slider Board in position. Be sure that the slider and switch button caps are
correctly positioned through the openings provided for them in the top enclosure. To
verify that the switch button caps are correctly positioned, hold the Slider Board in
Ref. Name Cable Type Destination
J301 Volume shielded wire Audio Board
J302 Sliders shielded wire Keyboard Scanner Board
J304 IBBB Bridge shielded wire Mod Wheel Assembly
Table 4-5 Slider Board cables