Baldwin GPS2600 - User Manual

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Index
Soldering point.
Male connector.
Female connector.
M/F faston connector.
Test point.
Supply voltage. Logic supply ground.
Analog supply ground.
Chassis ground.
Earth ground.
Flag joined with one or more flags
GENERALMUSIC S.p.A. Sales Division: 47842 S.Giovanni in Marignano (RN) ITALY - Via delle Rose, 12
Phone +39(0)541/959511 - Fax +39(0)541/957404 - GENERALMUSIC on the NET: http://www.generalmusic.com
Opening & Keyboard Disassembling Instructions2
Cabinet Assembly & Wiring Connections3
Panel & Keyboard Assemblies & Wiring Connections
5
Cpu & Sound Generator Schematic (Part 2/2)
6 Power Amplifier & Supply, Crossover, Phones and Midi & Controls I/O Schematics
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Block Diagram & Wiring Connections
8 L & R Controls Panel and Controls Panel Interface, Sliders and Pitch Schematics
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L & R Contacts and Keyboard Interface, Dc-Ac Converter Schematics, RS232-422 Cabling10
Timing Table & Adjustment Table11
Cpu & Sound Generator Map
12
Power Amplifier & Supply, Crossover, Phones and Midi & Controls I/O Pcb Layouts
13
A/V & Vocal Processor Schematic
14
L & R Controls Panel and Controls Panel Interface, Sliders and Pitch Pcb Layout
4
Cpu & Sound Generator Pcb Layout
Cpu & Sound Generator Schematic (Part 1/2)
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16
A/V & Vocal Processor Pcb Layout, AUTOTEST Procedure and Adjustment
Frequently Asked Questions
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Spare Part List19
SERVICE MANUAL
CODE: 270236
Warnings
with the same signal name inscribed.
Address
ATTENTION Observe precautions when handling electrostatic sensitive devices.
Notice
Service must be carried out by qualified personnel only. Any tampering carried out by unqualified personnel during the guarantee period
will forfeit the right to guarantee.
For a correct operation of the instrument, after having switched off, be careful to wait at least 3 seconds before switching on again.
To improve the device's specifications, the schematic diagrams may be subject to change without prior notice.
All components marked by this symbol have special safety characteristics, when replacing any of these components use only
manufacturer's specified parts.
The (µ) micro symbol of capacitance value is substituted by U.
The (
Ω ) omega symbol of resistance value is substituted by E.
The electrolytic capacitors are 25Vdc rated voltage unless otherwise specified.
All resistors are 1/8W unless otherwise specified.
All switches shown in the "OFF" position. All DC voltages measured to ground with a voltmeter 20KOhm/V.
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Summary

Warnings and Basic Information

General Safety and Attention Notices

Essential safety guidelines and attention points for instrument servicing and operation.

Manufacturers Address and Contact Information

Official contact details and address for General Music S.p.A.

System Overview and Architecture

System Architecture Block Diagram

High-level block diagram illustrating the interconnections between major system components.

Component Schematics

Power, Audio, and Interface Board Schematics

Detailed circuit diagrams for power, audio output, and communication interfaces.

CPU and Sound Generator Board Schematics (Parts 1 & 2)

Comprehensive schematics for the main processor and sound generation circuitry.

A;V and Vocal Processor Board Schematic

Circuit diagram for the audio/video processing and vocal effects unit.

PCB Layouts and Component Identification

Power, Audio, and Interface Board PCB Layouts

Physical layout diagrams for the power, audio, and communication boards.

Control Panel and Interface Board PCB Layouts

Layouts for the main control panels, interface, and slider boards.

CPU and Sound Generator Board PCB Layout

Component placement diagram for the central processing and sound generation board.

Keyboard and Interface Details

Keyboard and Computer Interface Schematics

Circuit diagrams for keyboard contacts, interface, DC/AC converter, and computer connections.

Timing and Adjustment Data

Timing Diagrams and Adjustment Table

Visual representations of signal timing and a table for calibration adjustments.

CPU Board Configuration

Jumper Settings and Connector Assignments

Guidelines for configuring CPU board jumpers and understanding connector pinouts.

Instrument Testing and Calibration Procedures

Setup and Initial System Checks

Procedures for setting up the instrument and performing initial operational checks.

Component Adjustments and Performance Tuning

Steps for adjusting display contrast, aftertouch, pitch, pedals, and vocal processor.

Final Verification and Reliability Testing

Procedures for final checks, reliability testing, and ensuring proper operation.

Baldwin GPS2600 Specifications

General

Brand	Baldwin
Model	GPS2600
Category	Musical Instrument
Language	English