Kurzweil K2600 Series - Page 6

Kurzweil K2600 Series Service Manual
Contents
ii
Sine Wave .................................................................................................................................................................. 2-9
Sound ROM ............................................................................................................................................................ 2-10
Sound RAM ............................................................................................................................................................ 2-10
1st NVRAM..............................................................................................................................................................2-11
2nd NVRAM............................................................................................................................................................2-11
Digital IO..................................................................................................................................................................2-11
Chapter 3 K2600R Disassembly/Assembly
Introduction ..................................................................................................................................................................... 3-1
Saving User Data...................................................................................................................................................... 3-1
Cables, Connectors................................................................................................................................................... 3-1
Tools Required.......................................................................................................................................................... 3-1
Opening the K2600R ....................................................................................................................................................... 3-2
Removing the Top Cover ........................................................................................................................................ 3-2
Replacing the Top Cover......................................................................................................................................... 3-2
Removing the Audio Board.................................................................................................................................... 3-3
Replacing the Audio Board..................................................................................................................................... 3-3
Removing the Digital I/O Option Board.............................................................................................................. 3-3
Replacing the Digital I/O Option Board .............................................................................................................. 3-4
Removing the Small Digital I/O Board ................................................................................................................ 3-4
Replacing the Small Digital I/O Board................................................................................................................. 3-5
Removing the DSP Board........................................................................................................................................ 3-5
Replacing the DSP Board ........................................................................................................................................ 3-6
Removing the CPU Board....................................................................................................................................... 3-6
Replacing the CPU Board ....................................................................................................................................... 3-8
Removing the Power Supply Board...................................................................................................................... 3-9
Replacing the Power Supply Board....................................................................................................................... 3-9
Removing the Transformer..................................................................................................................................... 3-9
Replacing the Transformer.................................................................................................................................... 3-10
Removing the Backlight Board ............................................................................................................................ 3-10
Replacing the Backlight Board ............................................................................................................................. 3-10
Removing the Fan ...................................................................................................................................................3-11
Replacing the Fan....................................................................................................................................................3-11
Front Panel Assembly................................................................................................................................................... 3-12
Removing the Front Panel Cover......................................................................................................................... 3-12
Replacing the Front Panel Cover ......................................................................................................................... 3-12
Removing the Front Panel Mounting Bracket ................................................................................................... 3-12
Replacing the Front Panel Mounting Bracket.................................................................................................... 3-14
Removing the Front Panel/Scanner Board ........................................................................................................ 3-15
Replacing the Front Panel/Scanner Board......................................................................................................... 3-15
Removing the LCD Board..................................................................................................................................... 3-16
Replacing the LCD Board ..................................................................................................................................... 3-16
Removing the AC Entry Module ......................................................................................................................... 3-16
Replacing the AC Entry Module.......................................................................................................................... 3-17
Removing the Floppy Disk Drive........................................................................................................................ 3-17
Replacing the Floppy Disk Drive......................................................................................................................... 3-17
Removing the Hard Disk Drive ........................................................................................................................... 3-18
Replacing the Hard Disk Drive............................................................................................................................ 3-18
Removing the Sampling Board ............................................................................................................................ 3-18
Replacing the Sampling Board............................................................................................................................. 3-19