STUG is a free skill based 2D multiplayer tank game with exaggerated shell ricochet physics. Battle other players in a full on tank war! STUG is one of the best tank games available online for free! Each match is an intense battle featuring multiple different tank types and abilities.
STUG is inspired by real tank combat with a twist on shell bouncing and ricochets. Destroy enemy tanks, research and unlock new weapons, work with your team, and fight your way to the top.
STUG is owned and developed by Bombsight Games. We can be contacted there or by emailing .
Feel free to contact us with ideas you may have!
The Korg M50 Service Manual is a technical document designed for qualified technicians to repair and maintain the M50 Music Workstation (61, 73, and 88-key models). Unlike the standard Korg M50 Owner’s Manual, it contains internal schematics, block diagrams, and diagnostic procedures. Key Technical Contents
Circuit Diagrams & Schematics: Comprehensive maps of the internal electronics, including the EDS-i (Enhanced Definition Synthesis-integrated) sound engine.
Parts List: Detailed identification for every internal component, from the keys to specific ICs on the main board.
Disassembly Guides: Step-by-step instructions for safely opening the chassis to access internal components.
Troubleshooting Tips: Specific guidelines for identifying hardware failures. Diagnostic and Reset Procedures
The manual and community technical guides outline specific button combinations for maintenance: M50 EasyStart - Full Compass Systems
Developing a solid understanding of the Korg M50 Service Manual is essential for maintaining this workstation, which features a steel frame but a plastic base that can be prone to wear. Official service manuals provide critical technical documentation, including block diagrams, circuit diagrams, and parts lists. Accessing the Service Manual
You can find downloadable PDF versions of the service manual through several reliable community and third-party sources: Elektrotanya: Offers a free Korg M50-61 Service Manual
SynthXL: Provides free service manuals specifically categorized by model:
Parts Is Parts: For a more comprehensive physical or official digital copy, Parts Is Parts sells the manual for roughly $15.00, which includes detailed troubleshooting tips and full schematics. Key Technical Insights & Common Repairs
Based on technical bulletins and user reports, several "classic" issues often require the manual's guidance:
Boot & Freezing Issues: The M50 is known for a "firmware upgrade loop" or freezing during startup, often displaying "Updating Right/Left Panel" indefinitely. This is frequently linked to:
CPU Board Revisions: Older boards (Revision D or lower) may require physical component changes alongside software updates.
Loose Connections: A simple loose connection between the main board and the panel PCB can cause these boot errors.
Power Supply Failure: The M50 uses an external "wall wart" power supply. If the unit won't turn on at all, it is often a failure of this adapter rather than the internal circuitry.
Audio Distortion: Distortion in the main outputs or headphone jack is commonly traced back to faulty solder joints on the audio output board near the L-R jacks.
Physical Wear: Due to its lightweight plastic construction, the front panel switches and internal mounting points may require cleaning or resoldering after heavy use. Downloads | M50 - Owner's Manual | KORG (USA)
For musicians and technicians alike, the Korg M50 Service Manual
is more than just a list of parts; it is the "DNA" of one of Korg's most versatile, lightweight workstations.
Released in 2008 as a streamlined sibling to the legendary M3, the M50 brought the powerful EDS (Enhanced Definition Synthesis) sound engine to a portable frame. However, keeping these machines alive decades later requires looking past the presets and into the schematics. The Anatomy of the M50: What’s Inside?
The M50's service documentation reveals a fascinating architecture designed for high performance with low physical weight. Key sections typically covered in the manual include:
Block Diagrams & Schematics: Essential for tracing audio signal paths and power distribution. If your M50 is silent or failing to boot, these diagrams help you pinpoint where the 12V DC input meets the internal voltage regulators.
Parts Lists: From the 61-key and 73-key semi-weighted synth actions to the 88-key RH3 weighted action, the manual lists every specific key, contact strip, and spring needed for a "mechanical" overhaul.
Troubleshooting Guides: These provide structured "if/then" scenarios for common issues like unresponsive touchscreens or flickering LCDs—a common aging point for workstations of this era.
Service Diagnostics Mode: One of the most critical parts of the manual is the hidden key combinations used to enter "Test Mode." This allows you to calibrate the joystick, check every button, and test the SD card slot without opening the chassis. Common Repairs and Maintenance
Over time, even a well-loved M50 might need some "surgical" attention. The service manual is your primary guide for: korg m50-61 service manual - Elektrotanya
If you get stuck in repairing a defective appliance download this repair information for help. See below. Good luck to the repair! Elektrotanya
Downloads | M50 - Installation Instructions V1.1.0 | KORG (USA)
Downloads | M50 - Installation Instructions V1.1.0 | KORG (USA) KORG (USA) Korg M50 Service Manual PDF Guide - Scribd
Taking care of a classic workstation like the often requires more than just a quick dusting. Whether you’re dealing with a "sticky" touchscreen, a dead internal battery, or a key that’s lost its spring, having the right technical documentation is a lifesaver.
This post serves as a quick-start guide for anyone looking for the Korg M50 Service Manual and common DIY repair tips. 1. Where to Find the Korg M50 Service Manual
While Korg primarily distributes service manuals to authorized repair centers, several reputable community archives host these PDFs for vintage and legacy gear: Korg Forums:
The "M50" section often has pinned threads or active users who can point you to safe download links. Synthmanuals.com / ManualsLib: These are standard go-to's for legacy technical documents. The "Secret" Key Combo:
Sometimes you don't need a manual just to diagnose. You can enter the Internal Test Mode by holding down specific buttons (usually
or similar) while powering on. This helps test the LCD, buttons, and keys without opening the unit. 2. Common Maintenance Issues
Before you go deep into the schematics, here are the most common "DIY-friendly" fixes for the M50: The Touchscreen Calibration: If your screen isn't responding where you touch, go to Global Mode and look for the Touch Panel Calibration
utility. It’s a software fix that solves 90% of "broken" screen issues. Internal Battery Replacement:
If your M50 loses its saved programs or "user" data every time you turn it off, the CR2032 3V battery on the main board likely needs replacing. Cleaning the Key Contacts:
If certain keys only play at maximum velocity or don’t play at all, dust has likely entered the rubber contact strips. A careful cleaning with 90% Isopropyl alcohol can restore them. 3. Safety First!
The Korg M50 is a sophisticated piece of digital hardware. If you do find the service manual and decide to open it up: Unplug everything. Not just the power, but all audio and MIDI cables. Static Safety: korg m50 service manual
Use an anti-static wrist strap. One zap from your finger can fry the EDS (Enhanced Definition Synthesis) chip. Organize your screws:
The M50 uses several different lengths of screws for the chassis. Mixing them up can result in stripping the plastic or puncturing a circuit board. 4. When to Call a Pro If the service manual shows a complex schematic involving Surface Mount Device (SMD)
soldering or if your power supply (the internal transformer area) is humming/smelling, it’s time to take it to a tech. Modern Korgs use multi-layer boards that are very easy to damage with a standard soldering iron.
The Korg M50 Service Manual is a technical document designed for qualified technicians and DIY enthusiasts to repair and maintain Korg M50 workstations (61, 73, and 88-key models). Unlike the standard Owner's Manual, which focuses on performance and sound design, the service manual details the internal hardware components and diagnostic procedures. 1. Key Contents of the Service Manual A standard Korg M50 service manual typically includes:
Circuit Diagrams & Schematics: Full electrical layouts for the main board, panel boards, and power supply.
Block Diagrams: High-level overviews of how signals flow between the CPU, DAC, and output stages.
Parts List: Comprehensive lists of internal components with Korg part numbers for ordering replacements.
Test Mode Procedures: Steps to enter hidden diagnostic menus to test the LCD, buttons, keybed, and MIDI ports.
Disassembly Instructions: Visual guides on how to open the plastic chassis without damaging the internal steel frame or delicate ribbon cables. 2. Common Maintenance & Repair Issues
While the service manual provides the "how-to," these are the typical hardware faults users encounter: M50 Parameter Guide - Korg
References to the M50 The M50 is available as three models: the the 88-key M50-88, the 73-key M50-73, and the 61-key M50-61. KORG (USA)
Expert Solutions for Korg M50 Issues - Distorted Sounds & More
KORG M50 Service Manual: Comprehensive Technical Overview and Service Procedures
1. Introduction and Model Overview
The Korg M50, introduced in 2008, is a music workstation synthesizer that borrows heavily from the sound engine of the flagship Korg M3. Often described as a "baby M3," the M50 utilizes the EDS (Extended Definition Synthesis) sound generator. It lacks the KARMA functionality and sampling features of the M3 but offers a robust workstation experience in a lightweight chassis. It was released in three variations: the M50-61 (61 keys), M50-73 (73 keys), and M50-88 (88 keys), the latter featuring Korg’s Real Weighted Hammer Action (RH3).
This text serves as a comprehensive technical guide based on the service manual structure, intended for use by qualified service technicians. It covers disassembly, board identification, troubleshooting common faults, and calibration procedures.
2. Technical Specifications
3. Safety Warnings and Handling Precautions
Before commencing any service, the following safety protocols must be observed:
4. Disassembly Procedures
The M50 has a modular construction. Service access is generally gained through the bottom panel.
A. Bottom Panel Removal
B. PCB Access Once the bottom plate is removed, the main PCBs are accessible. The M50 utilizes a vertically stacked board design in some areas to save space.
C. Keybed Removal (for major repair)
5. Circuit Board Descriptions
5.1. Main Board (Digital Core) This board houses the heart of the synthesizer.
5.2. Analog Board (Audio Section) This section is often integrated into the main board
The Korg M50 service manual is an essential technical resource for musicians and technicians, providing the blueprints and troubleshooting steps needed to maintain this workstation. While it is highly technical, it is the only definitive way to address common hardware failures that owners face over time. Core Content & Utility
The manual is a comprehensive 11-page to 26-page document (depending on the version) that includes: Schematics & Circuit Diagrams
: Detailed layouts of the main board, panel boards, and power sections. Exploded Views
: Visual diagrams showing how the casing and internal components fit together, which is vital for opening the unit without damaging the plastic chassis. Parts Lists
: Specific part numbers for ordering replacements, such as buttons, keys, or potentiometers. Troubleshooting Guides
: Technical paths for diagnosing "no boot" scenarios or display failures. Critical Solutions Addressed
The service manual is most valuable for solving the "classic" Korg M50 issues reported by users: Boot & Freezing Errors
: It provides the context needed to fix the "Updating Panel" loop or "frozen white screen" issues often caused by failing capacitors or loose ribbon cables. Button Failures
: The M50 is known for stiff buttons that can break or fall into the chassis. The manual helps identify the correct button panel PCBs and how to replace them safely. Audio Issues
: It provides the schematics needed to trace distorted audio back to faulty solder joints on the output board or the headphone jack. Review Summary
: It is the "gold standard" for DIY repairs. Having the exploded view is a lifesaver for disassembling the unit's somewhat fragile casing without causing new cracks.
: Some versions of the "Service Manual" sold by third parties have been criticized for being "rip-offs" that only contain schematics without step-by-step disassembly instructions. The Verdict The Korg M50 Service Manual is a technical
: If you own an M50 and plan to keep it for years, this manual is a must-have. However, try to find a legitimate copy that includes the full exploded assembly view troubleshooting flowcharts rather than just circuit schematics. Are you planning to perform a specific repair , like fixing a frozen screen or replacing broken keys? Horay! Korg Service manuals and Parts Lists website!
Korg M50 Service Manual: A Comprehensive Guide to Repair and Maintenance
The Korg M50 is a popular music workstation that has been widely used by musicians and producers for decades. While it's known for its reliability and durability, like any electronic device, it can still encounter issues and require maintenance. That's where the Korg M50 service manual comes in – a comprehensive guide that provides detailed instructions and technical specifications for repairing and maintaining the M50.
In this article, we'll take a closer look at the Korg M50 service manual, its contents, and how it can help you troubleshoot and repair common issues with your M50. We'll also provide some tips and tricks for maintaining your M50 and extending its lifespan.
What is the Korg M50 Service Manual?
The Korg M50 service manual is a detailed technical guide that provides information on the design, construction, and operation of the Korg M50 music workstation. It's intended for authorized service technicians, repair shops, and serious DIY enthusiasts who want to repair and maintain their M50.
The manual covers a wide range of topics, including:
Contents of the Korg M50 Service Manual
The Korg M50 service manual is a comprehensive guide that covers the following topics:
How to Use the Korg M50 Service Manual
The Korg M50 service manual is a valuable resource for anyone who wants to repair and maintain their M50. Here are some tips for using the manual:
Common Issues and Repairs
The Korg M50 is a reliable instrument, but like any electronic device, it can still encounter issues. Here are some common issues and repairs:
Tips and Tricks for Maintaining Your Korg M50
Here are some tips and tricks for maintaining your Korg M50 and extending its lifespan:
Conclusion
The Korg M50 service manual is a comprehensive guide that provides detailed instructions and technical specifications for repairing and maintaining the Korg M50 music workstation. By following the manual, you can troubleshoot and repair common issues, and extend the lifespan of your M50. Whether you're a professional repair technician or a DIY enthusiast, the Korg M50 service manual is an essential resource for anyone who wants to keep their M50 in top working condition.
Where to Find the Korg M50 Service Manual
The Korg M50 service manual is available from various sources, including:
Final Words
The Korg M50 is a legendary instrument that has been used by musicians and producers for decades. With the Korg M50 service manual, you can ensure that your instrument continues to function at its best, and that any issues are resolved quickly and efficiently. Whether you're a professional musician or a serious hobbyist, the Korg M50 service manual is an essential resource that will help you get the most out of your instrument.
If you are looking to repair or maintain your Korg M50, the service manual is your ultimate roadmap. This guide covers where to find the manual, what’s inside, and common DIY fixes for this 2007-era workstation. 🛠️ Where to Download the Manual
Official Korg sites often only host the Owner's Manual or Parameter Guide. For the technical Service Manual (which includes schematics and part lists), you'll need to visit specialized repair archives:
Elektrotanya: Offers free PDF downloads for the M50-61, M50-73, and M50-88 versions.
SynthXL: A reliable source for "legacy" synth manuals and schematics. 🔍 What's Inside the Service Manual?
Unlike the user manual, this document is designed for technicians. It typically includes:
Full Schematics: Detailed circuit diagrams for the main board, power supply, and jack boards.
Parts List: Exact part numbers for everything from the tactile switches to the LCD screen.
Disassembly Instructions: Step-by-step guides on how to open the chassis without snapping plastic clips.
Test Mode: Procedures to enter a hidden "hidden diagnostic mode" to test buttons, keys, and MIDI ports. 💡 Common M50 Issues & Fixes
The Korg M50 is a workhorse, but it has a few known "aging" problems often discussed in the community: 1. Sticky or Unresponsive Buttons
The Issue: The black plastic buttons become stiff or stop clicking.
The Fix: These are usually standard tactile switches on the PCB. You can desolder the old ones and solder in replacements. Users on Korg Forums often note that the original buttons can be fragile. 2. The "White Screen" or Frozen Boot
The Issue: The synth turns on but gets stuck on a white screen and doesn't respond.
The Fix: This can sometimes be a software corruption issue. Try updating the Operating System via SD card. If it's a hardware failure, it often relates to the internal power regulation or the mainboard. 3. Power Supply Mod
The Issue: The M50 uses an external "brick" that some find unreliable for gigging.
The Fix: Some advanced users perform a "Power Supply Mod" to install an internal PSU similar to the Korg M3. korg m50-61 service manual - Elektrotanya
If you get stuck in repairing a defective appliance download this repair information for help. See below. Good luck to the repair! Elektrotanya korg m50-73 service manual - Elektrotanya
KORG M50-73 SERVICE MANUAL Service Manual download, schematics, eeprom, repair info for electronics experts. Elektrotanya korg m50-88 service manual - Elektrotanya Sound Generator: EDS (Extended Definition Synthesis)
KORG M50-88 SERVICE MANUAL Service Manual download, schematics, eeprom, repair info for electronics experts. Elektrotanya
⚠️ Pro Tip: If your M50 isn't making sound, check Global P1: MIDI and ensure "Local Control" is set to ON. If this is off, the keyboard won't trigger the internal sounds.
Are you planning to repair a specific part (like the keys or screen), or are you just looking for the schematics to keep for your records? korg m50-61 service manual - Elektrotanya
If you get stuck in repairing a defective appliance download this repair information for help. See below. Good luck to the repair! Elektrotanya korg m50-73 service manual - Elektrotanya
KORG M50-73 SERVICE MANUAL Service Manual download, schematics, eeprom, repair info for electronics experts. Elektrotanya korg m50-88 service manual - Elektrotanya
KORG M50-88 SERVICE MANUAL Service Manual download, schematics, eeprom, repair info for electronics experts. Elektrotanya Korg M 50 Music Workstation | SynthXL - FREE Service Manual
Korg M50 Service Manual is a technical document designed for authorized technicians to repair and maintain the 61, 73, and 88-key versions of the M50 music workstation. Manual Overview
The manual typically contains about 40–50 pages of technical data, including structural breakdowns and electronic schematics. Below is a detailed breakdown of the contents found in the standard service manual for the M50 series. 1. Specifications & Structure Technical Specifications:
Detailed hardware specs including weight, dimensions, and power consumption for the M50-61, M50-73, and M50-88 models. Structural Diagrams:
3D exploded views of the chassis, showing how to disassemble the unit without damaging the internal plastic frame or keybed. Block Diagrams:
High-level maps showing signal flow between the CPU, sound engine (EDS-i), and output stages. KORG (USA) 2. Internal Components & Parts Parts List:
A comprehensive table of every screw, button, capacitor, and IC chip, categorized by their part numbers for ordering replacements. PC Board Layouts:
Illustrations of the main boards (KLM-2795, KLM-2796, etc.), identifying the location of specific components. Keybed Assembly:
Specific details on the RH3 (Real Weighted Hammer Action 3) used in the 88-key model versus the semi-weighted keys in the 61/73-key models. CenterStaging 3. Diagnostics & Troubleshooting Korg M 50 Music Workstation | SynthXL - FREE Service Manual
Korg M50 Service Manual Guide
Introduction
The Korg M50 is a popular music workstation synthesizer that requires regular maintenance and repair to ensure optimal performance. This guide provides a comprehensive service manual for the Korg M50, covering troubleshooting, repair procedures, and maintenance tips.
Table of Contents
Safety Precautions
Before working on the Korg M50, ensure you follow these safety precautions:
Tools and Equipment
The following tools and equipment are required for servicing the Korg M50:
Troubleshooting
The following troubleshooting procedures can help identify and repair common issues with the Korg M50:
Disassembly and Reassembly
To access internal components, follow these steps:
Component Replacement
The following components can be replaced:
Circuit Board Repair
To repair circuit board issues:
Calibration and Adjustment
The Korg M50 requires periodic calibration and adjustment to ensure optimal performance:
Maintenance and Cleaning
Regular maintenance and cleaning can help prevent issues and ensure optimal performance:
Troubleshooting Flowchart
The following flowchart can help guide troubleshooting:
By following this guide, you should be able to troubleshoot and repair common issues with the Korg M50. Remember to always follow safety precautions and use proper tools and equipment.
Vintage paper manuals appear here. Search for "Korg M50 Shop Manual" (not "user guide"). Expect to pay $40–$60 for a printed booklet. Beware of low-resolution scans that make schematics unreadable.
The M50 presents unique repair challenges that generic YouTube tutorials cannot solve. Here are three common failure scenarios where the service manual is non-negotiable.
Do not confuse this with the Owner’s Manual or Parameter Guide. The service manual is a restricted document designed exclusively for Korg-authorized service centers and trained electronics technicians.
While the owner’s manual teaches you how to play the M50 (e.g., how to use KARMA or layer combis), the service manual teaches you how to fix the M50. It is a technical blueprint that includes:
