Kurzweil PC2 Series Service Manual page 6

Kurzweil PC2 Series Service Manual
Contents
Removing the Top Cover ........................................................................................................................................ 3-2
Replacing the Top Cover......................................................................................................................................... 3-2
Removing the Connector Board............................................................................................................................. 3-3
Replacing the Connector Board ............................................................................................................................. 3-4
Removing the Polyphony Expansion Board (PCX-1) ......................................................................................... 3-5
Replacing the Polyphony Expansion Board (PCX-1).......................................................................................... 3-5
Removing the Engine Board................................................................................................................................... 3-6
Replacing the Engine Board ................................................................................................................................... 3-6
Front Panel Assembly ..................................................................................................................................................... 3-8
Removing the Front Panel Assembly .................................................................................................................... 3-8
Replacing the Front Panel Assembly..................................................................................................................... 3-8
Removing the Front Panel Faceplate..................................................................................................................... 3-9
Replacing the Front Panel Faceplate ..................................................................................................................... 3-9
Front Panel Boards................................................................................................................................................... 3-9
Removing the Right Front Panel Board .............................................................................................................. 3-10
Replacing the Right Front Panel Board................................................................................................................3-11
Removing the LCD Board......................................................................................................................................3-11
Replacing the LCD Board ..................................................................................................................................... 3-12
Removing the Left Front Panel Board................................................................................................................. 3-12
Replacing the Left Front Panel Board ................................................................................................................. 3-13
Removing the Headphone/Volume/Power Switch Board ............................................................................. 3-14
Replacing the Headphone/Volume/Power Switch Board .............................................................................. 3-14
Chapter 4 PC2/PC2X Disassembly/Assembly
Introduction ..................................................................................................................................................................... 4-1
Notes, Cautions, Warnings ..................................................................................................................................... 4-1
Cables, Connectors................................................................................................................................................... 4-1
Flat Ribbon Cables ............................................................................................................................................ 4-1
Cable Routing.................................................................................................................................................... 4-1
Required Tools and Materials................................................................................................................................. 4-1
Opening the PC2/PC2X ................................................................................................................................................. 4-2
PC2 Bottom ............................................................................................................................................................... 4-2
PC2X Bottom............................................................................................................................................................. 4-3
Removing the Top Enclosure.................................................................................................................................. 4-4
Replacing the Top Enclosure .................................................................................................................................. 4-6
Closing the PC2/PC2X............................................................................................................................................ 4-6
Top Enclosure................................................................................................................................................................... 4-7
Removing the Enclosure Support Walls ............................................................................................................... 4-8
Left Enclosure Support Wall............................................................................................................................ 4-8
Right Enclosure Support Wall......................................................................................................................... 4-8
Replacing the Enclosure Support Walls................................................................................................................ 4-8
Left Enclosure Support Wall............................................................................................................................ 4-8
Right Enclosure Support Wall......................................................................................................................... 4-8
Removing the Connector Board............................................................................................................................. 4-8
Replacing the Connector Board ........................................................................................................................... 4-10
Removing the Front Panel Board......................................................................................................................... 4-10
Replacing the Front Panel Board ......................................................................................................................... 4-12
Removing the LCD Board..................................................................................................................................... 4-13
Replacing the LCD Board ..................................................................................................................................... 4-13
Removing the Polyphony Expansion Board (PCX-1) ....................................................................................... 4-13
Replacing the Polyphony Expansion Board (PCX-1)........................................................................................ 4-14
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