Kurzweil K2600 Series Service Manual
Contents
i
Contents
Young Chang Distributors ............................................................................................................................................... iii
Chapter 1 Introduction
Models ....................................................................................................................................................................... 1-1
Notes, Cautions, Warnings ..................................................................................................................................... 1-1
K2600/X Rear Panel........................................................................................................................................................ 1-2
K2600R Rear Panel .......................................................................................................................................................... 1-2
Rear Panel Features......................................................................................................................................................... 1-3
All Models................................................................................................................................................................. 1-3
Keyboard Models only............................................................................................................................................ 1-3
Rack Models only..................................................................................................................................................... 1-3
K2600/X Front Panel ...................................................................................................................................................... 1-4
Front Panel Features ....................................................................................................................................................... 1-5
All Models................................................................................................................................................................. 1-5
Keyboard Models only............................................................................................................................................ 1-5
K2600R Front Panel......................................................................................................................................................... 1-6
Rack Models only..................................................................................................................................................... 1-6
Chapter 2 Diagnostics
Diagnostic Tests ............................................................................................................................................................... 2-1
Saving User Data............................................................................................................................................................. 2-1
Entering Diagnostics....................................................................................................................................................... 2-2
LCD and Front Panel Buttons ................................................................................................................................ 2-2
Test Results................................................................................................................................................................ 2-3
Diagnostic Test Menus.................................................................................................................................................... 2-3
Main Menu................................................................................................................................................................ 2-3
Burn-In Menu ........................................................................................................................................................... 2-3
Forever....................................................................................................................................................................... 2-3
Description of Tests......................................................................................................................................................... 2-4
LCD ............................................................................................................................................................................ 2-4
Engine Blk (Engine Block) ...................................................................................................................................... 2-4
Object Blk (Object Block)......................................................................................................................................... 2-4
RAM/PRAM............................................................................................................................................................. 2-5
I/O Port ..................................................................................................................................................................... 2-5
FDD Init (Floppy Disk Drive Initialize)................................................................................................................ 2-6
Scanner ...................................................................................................................................................................... 2-6
MIDI Uart.................................................................................................................................................................. 2-6
FDD R/W (Floppy Disk Drive Read/Write) ....................................................................................................... 2-6
SCSI ............................................................................................................................................................................ 2-7
VLSI & ZRAM .......................................................................................................................................................... 2-7
Hobbes................................................................................................................................................................ 2-7
Janis..................................................................................................................................................................... 2-7
Lisa...................................................................................................................................................................... 2-8
Sampling Opt (Sampling Option).......................................................................................................................... 2-8
Test access to sampling option........................................................................................................................ 2-8
Test analog-sampling circuitry........................................................................................................................ 2-8
Test digital-sampling circuitry ........................................................................................................................ 2-9
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