Number — Korg M1 Serial
The Korg M1 is the best-selling digital synthesizer in music history. Released in 1988, it defined the sound of late '80s and early '90s pop, house, and film music. Because Korg produced an estimated 250,000 units during its production run, finding an M1 on the used market is relatively easy. However, understanding its serial number is crucial if you want to determine its exact manufacturing year, ensure hardware compatibility, or verify its authenticity.
The serial number for the Korg M1 is generally located on the , close to the input/output connectors.
Locating the serial number on a vintage Korg M1 is straightforward, though its placement can vary slightly depending on whether you have the original keyboard or the rack-mount version.
Look at the back of the synthesizer near the power jack and the MIDI ports. You will find a silver or black aluminum foil sticker containing the Korg logo, the model name, voltage requirements, and a stamped or printed sequential number. Korg M1 Serial Number
Knowing if your M1 is from 1988 (first year) versus 1994 (last year) can change its value.
Collectors often pay premiums for early production models (e.g., low-digit serial numbers), as these are perceived to have higher build quality or historical significance.
The serial number is typically found on a black sticker located on the rear panel of the synthesizer, near the audio and MIDI connectors. The Korg M1 is the best-selling digital synthesizer
Checking the serial number before purchasing a used Korg M1 provides critical insights into the internal hardware and potential maintenance needs. 1. Firmware Versions and ROM Chips
Cross-reference this version with online synthesizer registries; an early serial number paired with a late-stage factory ROM usually indicates that the unit has been modified, repaired, or upgraded. Value Impact
Serial numbers also help distinguish between the standard M1 and the "EX" (Expanded) version. Many users later upgraded their standard M1s with the EX memory kit, which doubled the internal PCM waveform data. A serial number check against Korg’s manufacturing logs can confirm whether a unit was born as an EX or upgraded later. The Collector’s Value However, understanding its serial number is crucial if
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On the vast majority of Korg M1 units, the serial number is located on a silver or white sticker on the back of the synthesizer. Look near the power socket, the MIDI ports, or the main output jacks. The serial number is typically stamped in black ink next to the text "SERIAL NO." The Bottom Chassis Stamp