Kurzweil PC2 Series User Manual

Kurzweil PC2 Series Service Manual
Contents
ii
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

Kurzweil PC2 Series Specifications

General

Polyphony	64 voices
Sound Engine	VAST (Variable Architecture Synthesis Technology)
MIDI	In, Out, Thru
Multitimbral	16 parts
Velocity Sensitivity	Yes
Aftertouch	Yes
Year Released	1999
Display	LCD
Controllers	Pitch wheel, modulation wheel
Inputs	Sustain pedal, expression pedal
Memory	128 setups
Keyboard	76-note, semi-weighted
Outputs	Stereo outputs, headphone output