Korg KRONOS 73 User Manual

MUSIC WORKSTATION
KRONOS&KRONOS X
-61/73/88
SERVICE MANUAL
TABLE OF CONTENTS
ASSEMBLY SKETCH : 2
BLOCK DIAGRAM: 8
SCHEMATIC DIAGRAM: 10
TEST MODE:35
PARTS LIST: 50
APPENDIX
1. PSoC System loading: 53
2. Notes in assembly: 54
3. Add LCD Spacer(-73/88): 66
4. Replacement [VALUE] dial: 67
5. Remodeling to change mother board
from D510MO to D525MW: 68
Issued: Oct. 12, 2012
Ver. 2.0
©2012 KORG INC.
Additional models
KRONOS(K4 ),KRONS X
KRONOS X(Erp)
Page with the revised
2 6: Add Model to Parts List
7: Add page of parts list & AC inlet
9:Block diagram of the models added
14 17,21,24,26: Adding a revised
schematic
33,34: Add page of new PCB.
35: Added model to the title
37: Revised Fan control.
46: Revised Keyboard select
49,48: Add page of Auto Power off
51 53: Added model to parts list.

Korg KRONOS 73 Specifications

General

Keyboard	73-key RH3 (Real Weighted Hammer Action 3)
Set List Mode	Yes
Wave Sequencing	Yes
MIDI	In, Out, Thru
Polyphony	Varies depending on the sound engine
Display	8-inch TFT color touchscreen
Sequencer	16-track MIDI sequencer
Sampling	Open Sampling System
Effects	12 Insert effects, 2 Master effects, 2 Total effects
User Sample Banks	Yes
KARMA	Yes
Controllers	Joystick, Ribbon controller
Inputs	2 x 1/4"
Outputs	1 x 1/4" (Headphones)
USB	1 x Type B
Power Supply	100-240V, 50/60Hz
Sound Engines	9 SGX-2 (Premium Piano), EP-1 (Electric Piano), HD-1 (High Definition Synthesizer), AL-1 (Analog Synthesizer), CX-3 (Tonewheel Organ), STR-1 (Plucked String Synthesizer), MOD-7 (Waveshaping VPM Synthesizer), MS-20EX (Analog Synthesizer), PolysixEX (Analog Synthesizer)

Summary

Block Diagram

KRONOS & KRONOS-X Test Mode

Basic Operation and Navigation

Explains navigation controls and symbols used within test modes.

Appearance and Sound Checks

Visual inspection of the unit's exterior and basic audio output testing.

LCD and Touch Panel Tests

Verifying LCD functionality, color, gradation, brightness, and touch panel calibration.

Component Input Checks

Testing ribbon controller, joysticks, pedals, and rotary encoders.

Keyboard and Aftertouch Checks

Verifying key velocity, after-touch response, and keyboard selection.

Auto Power Off Configuration

Steps to configure and verify the Auto Power Off feature.

KRONOS X Parts List

APPENDIX

PSoC System loading

Guide for loading the PSoC system, especially after hardware replacement.

SIDE Panel Assy 1

SIDE PANEL-L Assy

Step-by-step guide for attaching the left side panel assembly.

SIDE PANEL-R Assy

Step-by-step guide for attaching the right side panel assembly.

LCD/SSD/FAN Assy

Mother Board Assy

[VALUE] Dial Replacement Procedure

Remodeling Mother Board D510MO to D525MW (1)