# \#distorted-audio **URL:** https://forums.syntaur.com/tag/distorted-audio/3043.md [Latest](https://forums.syntaur.com/latest.md) · [Categories](https://forums.syntaur.com/categories.md) · [Tags](https://forums.syntaur.com/tags.md) --- ## [Roland SH-101 – Missing pulse waveform, PWM and VCO MOD not working](https://forums.syntaur.com/t/roland-sh-101-missing-pulse-waveform-pwm-and-vco-mod-not-working/9582)
**Author:** [@LakeEffectFix](https://forums.syntaur.com/u/LakeEffectFix)\ **Replies:** 0\ **Last updated:** [October 24, 2026, 11:31pm UTC](https://forums.syntaur.com/t/roland-sh-101-missing-pulse-waveform-pwm-and-vco-mod-not-working/9582 "2026-10-24T23:31:43Z")
Hi everyone, I’m currently working on a Roland SH-101 that has a few issues I’m trying to track down. The main problems are with the VCO MOD slider, PULSE WIDTH slider, and PWM selector (MAN/LFO/ENV). I’ve highlighted t… --- ## [Korg Electribe RmkII distorted sound on lineout, low sound volume](https://forums.syntaur.com/t/korg-electribe-rmkii-distorted-sound-on-lineout-low-sound-volume/9547)
**Author:** [@riku](https://forums.syntaur.com/u/riku)\ **Replies:** 0\ **Last updated:** [September 6, 2026, 7:29am UTC](https://forums.syntaur.com/t/korg-electribe-rmkii-distorted-sound-on-lineout-low-sound-volume/9547 "2026-09-06T07:29:41Z")
Hello. I have an Korg Electribe RmkII. Recently I noticed it started to output – distorted sound on line out and after several minutes of working the sound becomes silent that even on the highest sound setting I can ba… --- ## [Korg SV1 Amp Simulation - distortion](https://forums.syntaur.com/t/korg-sv1-amp-simulation-distortion/9544)
**Author:** [@MidgetManMark](https://forums.syntaur.com/u/MidgetManMark)\ **Replies:** 1\ **Last updated:** [September 2, 2026, 6:37pm UTC](https://forums.syntaur.com/t/korg-sv1-amp-simulation-distortion/9544 "2026-09-02T18:37:26Z")
Hi - I’ve got a problem with my Korg SV1, which has been a workhorse for me for many years without any problems, but recently developed problems with the amp simulation. Sound is absolutely perfect with AMP MODEL turned … --- ## [Roland TB-303 oddities](https://forums.syntaur.com/t/roland-tb-303-oddities/9514)
**Author:** [@djlithium](https://forums.syntaur.com/u/djlithium)\ **Replies:** 14\ **Last updated:** [August 12, 2026, 8:43pm UTC](https://forums.syntaur.com/t/roland-tb-303-oddities/9514 "2026-08-12T20:43:04Z")
\[Roland\] \[TB-303\] – \[CPU or LED Noise? Failing banks?\] Hi there. First-time poster, long-time fan of Syntar. I have a Roland TB-303 here which I have had since 1996. I rarely use it for a number of reason but I want to… --- ## [Ensoniq EPS - Rare DOC chip needed](https://forums.syntaur.com/t/ensoniq-eps-rare-doc-chip-needed/9506)
**Author:** [@Rob2](https://forums.syntaur.com/u/Rob2)\ **Replies:** 3\ **Last updated:** [July 25, 2026, 5:22pm UTC](https://forums.syntaur.com/t/ensoniq-eps-rare-doc-chip-needed/9506 "2026-07-25T17:22:55Z")
Ensoniq EPS Classic I’m looking to replace a rare DOC chip on a Classic Ensoniq EPS. The one I’m looking for is the one with the green resistor network in the photo if anyone has seen one of these floating around. Than… --- ## [Korg Polysix Noise](https://forums.syntaur.com/t/korg-polysix-noise/9383)
**Author:** [@Keyboardist](https://forums.syntaur.com/u/Keyboardist)\ **Replies:** 8\ **Last updated:** [June 8, 2026, 4:04pm UTC](https://forums.syntaur.com/t/korg-polysix-noise/9383 "2026-06-08T16:04:35Z")
\[Korg\] \[PolySix\] – \[Noise\] Hi, I’m working on a Polysix which has a very noticeable white noise issue when volume is set to normal levels. I traced it back step by step but can’t figure out the cause. Here’s what was d… --- ## [KORG Poly 800 mkII capacitor list and location](https://forums.syntaur.com/t/korg-poly-800-mkii-capacitor-list-and-location/9476)
**Author:** [@Jojo](https://forums.syntaur.com/u/Jojo)\ **Replies:** 2\ **Last updated:** [June 5, 2026, 3:53am UTC](https://forums.syntaur.com/t/korg-poly-800-mkii-capacitor-list-and-location/9476 "2026-06-05T03:53:55Z")
Hi there, does anyone have a list of where and what capacitors go onto the Korg py800mkII effect board. I have the schematics and it shows you where the capacitors are located that they don’t tell you which one goes whe… --- ## [Yamaha P-150 with random audio issue](https://forums.syntaur.com/t/yamaha-p-150-with-random-audio-issue/9395)
**Author:** [@km85264](https://forums.syntaur.com/u/km85264)\ **Replies:** 6\ **Last updated:** [April 30, 2026, 9:14pm UTC](https://forums.syntaur.com/t/yamaha-p-150-with-random-audio-issue/9395 "2026-04-30T21:14:58Z")
\[Yamaha\] \[P150\] – \[random audio\] New member, apologies if I’m breaking any house rules. I acquired a P-150 on a neighbourhood reuse site, previous owners claimed it “worked fine till last week”. When I got it home it w… --- ## [CASIO XW-PD1 - Weak distorted sound on built-in loudspeaker](https://forums.syntaur.com/t/casio-xw-pd1-weak-distorted-sound-on-built-in-loudspeaker/9304)
**Author:** [@blakeAlbion](https://forums.syntaur.com/u/blakeAlbion)\ **Replies:** 1\ **Last updated:** [January 25, 2026, 3:00pm UTC](https://forums.syntaur.com/t/casio-xw-pd1-weak-distorted-sound-on-built-in-loudspeaker/9304 "2026-01-25T15:00:36Z")
\[Casio\] \[XW-PD1\] – \[Weak distorted sound on built-in loudspeaker\] Hello, I acquired this Casio “Trackformer” thing. It’s a ridiculous looking toy but treasured by some people I guess. I had been intrigued by what it c… --- ## [Roland HP5500 Distorted sound](https://forums.syntaur.com/t/roland-hp5500-distorted-sound/9217)
**Author:** [@Rob1](https://forums.syntaur.com/u/Rob1)\ **Replies:** 2\ **Last updated:** [November 17, 2025, 5:06pm UTC](https://forums.syntaur.com/t/roland-hp5500-distorted-sound/9217 "2025-11-17T17:06:09Z")
\[Brand\] \[Model\] – \[Main symptom\] Add tags before posting: brand + model + (optional) fault e.g., korg, models-korg-m1, no-power If your model isn’t listed: use models–tbd (e.g., models-korg-tbd) and post the exact mo… --- ## [Korg M1 distorted audio](https://forums.syntaur.com/t/korg-m1-distorted-audio/9106)
**Author:** [@Keyboardist](https://forums.syntaur.com/u/Keyboardist)\ **Replies:** 12\ **Last updated:** [September 6, 2025, 4:26am UTC](https://forums.syntaur.com/t/korg-m1-distorted-audio/9106 "2025-09-06T04:26:20Z")
Hi, I have a M1 with distorted audio. So if i take an initialized patch (could be the piano sample or any other pcm sample) with no effect or whatsoever, once a key is played a faint noise is heard in background beside …