# Latest **URL:** https://forums.syntaur.com/latest.md?page=4 [Latest](https://forums.syntaur.com/latest.md) · [Categories](https://forums.syntaur.com/categories.md) · [Tags](https://forums.syntaur.com/tags.md) **Page:** 5 --- ## [Yamaha Tyros 5 right channel fail](https://forums.syntaur.com/t/yamaha-tyros-5-right-channel-fail/9473)
**Author:** [@SilverfoxUK](https://forums.syntaur.com/u/SilverfoxUK)\ **Replies:** 1\ **Last updated:** [June 4, 2026, 7:11am UTC](https://forums.syntaur.com/t/yamaha-tyros-5-right-channel-fail/9473 "2026-06-04T07:11:39Z")
Hi My Tyros 5 plays nicely through both channels for a short time. After maybe 10 mins the right channel cuts out. Fault common to jacks on the back and headphone socket. The right channel can be heard hissing slight… --- ## [Replacing a Broken S90XS Inlet Assembly](https://forums.syntaur.com/t/replacing-a-broken-s90xs-inlet-assembly/9472)
**Author:** [@RickMN](https://forums.syntaur.com/u/RickMN)\ **Replies:** 2\ **Last updated:** [June 4, 2026, 6:56am UTC](https://forums.syntaur.com/t/replacing-a-broken-s90xs-inlet-assembly/9472 "2026-06-04T06:56:12Z")
Yamaha S90XS - Broken Inlet Assembly I successfully removed the part and found a replacement for sale here, but I can’t get the three spade connectors to come loose from the part. Is there a trick to it, or are the sold… --- ## [Casio HT-6000 Fried Power Section](https://forums.syntaur.com/t/casio-ht-6000-fried-power-section/9468)
**Author:** [@bedzeppelin](https://forums.syntaur.com/u/bedzeppelin)\ **Replies:** 6\ **Last updated:** [June 2, 2026, 8:03pm UTC](https://forums.syntaur.com/t/casio-ht-6000-fried-power-section/9468 "2026-06-02T20:03:33Z")
Hey guys, I’m attempting to repair my Casio HT-6000 synthesizer. I’ve used AI to assist in parts identification/schematic reading, however for fear of AI hallucinations I figured I’d like to get a second opinion, and pe… --- ## [Yamaha CVP-79a Music Stand Replacement](https://forums.syntaur.com/t/yamaha-cvp-79a-music-stand-replacement/9474)
**Author:** [@Blahnikc](https://forums.syntaur.com/u/Blahnikc)\ **Replies:** 0\ **Last updated:** [June 2, 2026, 1:27am UTC](https://forums.syntaur.com/t/yamaha-cvp-79a-music-stand-replacement/9474 "2026-06-02T01:27:58Z")
Hi, all! Any idea where to find a replacement music stand for my CVP-79a? I still have the stand, but it seems as if the circular screws that fit into the hole and the screws themselves have broken over time. I tried to… --- ## [YAMAHA ARIUS digital piano pedal](https://forums.syntaur.com/t/yamaha-arius-digital-piano-pedal/9459)
**Author:** [@yipwaiming](https://forums.syntaur.com/u/yipwaiming)\ **Replies:** 8\ **Last updated:** [May 30, 2026, 6:02am UTC](https://forums.syntaur.com/t/yamaha-arius-digital-piano-pedal/9459 "2026-05-30T06:02:19Z")
the pedal of YAMAHA YDP S31 digital piano is broken, but I cannot find anywhere that sells a new pedal. For practical use, I need only the damper pedal (only the right pedal, not all three). Is there any way to fix it … --- ## [Roland SH-2 question](https://forums.syntaur.com/t/roland-sh-2-question/9467)
**Author:** [@Apathyinutah](https://forums.syntaur.com/u/Apathyinutah)\ **Replies:** 3\ **Last updated:** [May 29, 2026, 12:55am UTC](https://forums.syntaur.com/t/roland-sh-2-question/9467 "2026-05-29T00:55:19Z")
\[Roland\] \[SH2\] – \[white bracket under Keybed\] Hello I am attempting to repair a Roland SH2 and after removing the keys each key has a white bracket the key goes through I seem to be missing this part on one key and did… --- ## [E-MU E4XT Ultra front panel including lcd doesn’t show lights](https://forums.syntaur.com/t/e-mu-e4xt-ultra-front-panel-including-lcd-doesn-t-show-lights/9378)
**Author:** [@UltraBeats](https://forums.syntaur.com/u/UltraBeats)\ **Replies:** 5\ **Last updated:** [May 28, 2026, 7:07pm UTC](https://forums.syntaur.com/t/e-mu-e4xt-ultra-front-panel-including-lcd-doesn-t-show-lights/9378 "2026-05-28T19:07:36Z")
Hello all, newbie here just picked up a E-MU E4XT Ultra and the sampler powers on but the front panel doesn’t show any lights but I can hear the fan running. The lcd screen is blank with no backlight. Searching the forum… --- ## [Roland FP-5 Some Keys Too Sensitive](https://forums.syntaur.com/t/roland-fp-5-some-keys-too-sensitive/9464)
**Author:** [@Ryloth09](https://forums.syntaur.com/u/Ryloth09)\ **Replies:** 2\ **Last updated:** [May 23, 2026, 7:36am UTC](https://forums.syntaur.com/t/roland-fp-5-some-keys-too-sensitive/9464 "2026-05-23T07:36:45Z")
Roland FP-5 – Extrmely sensitive keys • Model & revision/OS: FP-5 • Symptoms (what changed, when): Many keys in the middle section of the keyboard are extremely sensitive and are often double the volume of the rest. •… --- ## [Battery for Ensoniq SD1](https://forums.syntaur.com/t/battery-for-ensoniq-sd1/9465)
**Author:** [@MiguelArgentina](https://forums.syntaur.com/u/MiguelArgentina)\ **Replies:** 1\ **Last updated:** [May 23, 2026, 4:22am UTC](https://forums.syntaur.com/t/battery-for-ensoniq-sd1/9465 "2026-05-23T04:22:34Z")
Hello, I need to know the exact specifications of the battery used by the Ensoniq SD1, including voltage, dimensions, etc. Would you be so kind as to provide me with this information? Thank you for your help. --- ## [How to remove keys Montage M8x](https://forums.syntaur.com/t/how-to-remove-keys-montage-m8x/9440)
**Author:** [@synth](https://forums.syntaur.com/u/synth)\ **Replies:** 3\ **Last updated:** [May 22, 2026, 10:27pm UTC](https://forums.syntaur.com/t/how-to-remove-keys-montage-m8x/9440 "2026-05-22T22:27:18Z")
Yamaha Montage M8x – How to remove keys Does anyone know the correct procedure to remove a key on the Montage M8x (given it’s a new keybed type GEX)? The retainer above the key will need to come off. what are the corre… --- ## [ESQ1 Repair - Overheating Transistor](https://forums.syntaur.com/t/esq1-repair-overheating-transistor/9461)
**Author:** [@ctrlshft](https://forums.syntaur.com/u/ctrlshft)\ **Replies:** 13\ **Last updated:** [May 22, 2026, 7:14pm UTC](https://forums.syntaur.com/t/esq1-repair-overheating-transistor/9461 "2026-05-22T19:14:08Z")
Hello Everyone - I’m hoping for some guidance in repairing an ESQ1 that I damaged during Eprom replacement (installed them backwards!). Since then start up (even with new, working, correctly installed eproms) causes the … --- ## [Privia PX-160 - Issues with key](https://forums.syntaur.com/t/privia-px-160-issues-with-key/9281)
**Author:** [@mcastel3807](https://forums.syntaur.com/u/mcastel3807)\ **Replies:** 1\ **Last updated:** [May 21, 2026, 1:09am UTC](https://forums.syntaur.com/t/privia-px-160-issues-with-key/9281 "2026-05-21T01:09:51Z")
Hello! I am new to all of this and bought a Privia PX-160 on FB Marketplace. I noticed one of the keys was very loud and was not weighted and wanted to open and take a look. I think I damaged the key because now it does… --- ## [Piano won’t power on](https://forums.syntaur.com/t/piano-won-t-power-on/7883)
**Author:** [@Colbybrown91](https://forums.syntaur.com/u/Colbybrown91)\ **Replies:** 8\ **Last updated:** [May 20, 2026, 8:34am UTC](https://forums.syntaur.com/t/piano-won-t-power-on/7883 "2026-05-20T08:34:48Z")
I have a YAMAHA - E363 keyboard. I already know I blew something. I believe I used the wrong wattage power source and I had the good ol (pop) noise - and then the keyboard just faded away on me. I tried batteries to see… --- ## [01/w file to restore sound library after battery replacement](https://forums.syntaur.com/t/01-w-file-to-restore-sound-library-after-battery-replacement/9460)
**Author:** [@Dpn](https://forums.syntaur.com/u/Dpn)\ **Replies:** 1\ **Last updated:** [May 19, 2026, 12:11pm UTC](https://forums.syntaur.com/t/01-w-file-to-restore-sound-library-after-battery-replacement/9460 "2026-05-19T12:11:27Z")
Korg 01/w I’m replacing the battery and I’m looking for a complete file to restore sounds. Thank you. --- ## [Moog Prodigy Bushings Needed (Non Pratt-Read)](https://forums.syntaur.com/t/moog-prodigy-bushings-needed-non-pratt-read/9454)
**Author:** [@fattcamp](https://forums.syntaur.com/u/fattcamp)\ **Replies:** 3\ **Last updated:** [May 19, 2026, 9:59am UTC](https://forums.syntaur.com/t/moog-prodigy-bushings-needed-non-pratt-read/9454 "2026-05-19T09:59:48Z")
Moog Prodigy – (Bushings Needed - Non Pratt-Read Style) Hey guys, I’m fixing up a couple of Moog Prodigy’s and would like to replace the key bushings but they’re out of stock on Syntaur (Part #4269) and everywhere. The… --- ## [Kurzweil Cup2 Boot Error](https://forums.syntaur.com/t/kurzweil-cup2-boot-error/9457)
**Author:** [@ametzler](https://forums.syntaur.com/u/ametzler)\ **Replies:** 0\ **Last updated:** [May 15, 2026, 3:49pm UTC](https://forums.syntaur.com/t/kurzweil-cup2-boot-error/9457 "2026-05-15T15:49:45Z")
I am a band teacher and had a Kurzweil Cup2 donated to our program. The afternoon they dropped it off it worked so I shut it down and when I came in the next morning to really check it out it had issues. I turned it on a… --- ## [Cleaning vintage Piher sliders](https://forums.syntaur.com/t/cleaning-vintage-piher-sliders/9456)
**Author:** [@DrSmith](https://forums.syntaur.com/u/DrSmith)\ **Replies:** 1\ **Last updated:** [May 14, 2026, 3:25pm UTC](https://forums.syntaur.com/t/cleaning-vintage-piher-sliders/9456 "2026-05-14T15:25:31Z")
Hi, I’m restoring a JSH Harmonizer (Logan Big Band) and made this little video about cleaning the Piher pots. Hope it’s of use to somebody. --- ## [Oberheim Matrix 1000](https://forums.syntaur.com/t/oberheim-matrix-1000/8951)
**Author:** [@DrSmith](https://forums.syntaur.com/u/DrSmith)\ **Replies:** 10\ **Last updated:** [May 14, 2026, 6:47am UTC](https://forums.syntaur.com/t/oberheim-matrix-1000/8951 "2026-05-14T06:47:33Z")
Arrived dead. All voltages are fine. recapped all the boards. Still no action. There’s no Xtal clock pulse on pin 39 of CPU. Changed Xtal caps…still no action. Checked reset pin 37 and it’s going low on start up then hig… --- ## [Volca Bass won't turn ond](https://forums.syntaur.com/t/volca-bass-wont-turn-ond/9453)
**Author:** [@gegeger](https://forums.syntaur.com/u/gegeger)\ **Replies:** 1\ **Last updated:** [May 13, 2026, 7:06pm UTC](https://forums.syntaur.com/t/volca-bass-wont-turn-ond/9453 "2026-05-13T19:06:22Z")
\[Korg\] \[Volca-Bass\] – \[Won’t turn on\] My Korg Volca Bass was stored for like a year and now it won’t turn on tried batteries and 9v outlets and it only makes a litte sound when i hold the button and a buzz sound when i … --- ## [Akai AX80, every 8th voice dead](https://forums.syntaur.com/t/akai-ax80-every-8th-voice-dead/9402)
**Author:** [@artogsta](https://forums.syntaur.com/u/artogsta)\ **Replies:** 10\ **Last updated:** [May 13, 2026, 3:13pm UTC](https://forums.syntaur.com/t/akai-ax80-every-8th-voice-dead/9402 "2026-05-13T15:13:33Z")
Akai AX80 – Every 8th voice dead I have a problem with every 8th voice being dead on my Akai AX80. It varies what voices are dead. All the keys work. If I hold down one of the dead voices the rest of the keyboard is wo… --- ## [Yamaha Modx7+ Not Powering On](https://forums.syntaur.com/t/yamaha-modx7-not-powering-on/9429)
**Author:** [@Lufade](https://forums.syntaur.com/u/Lufade)\ **Replies:** 2\ **Last updated:** [May 11, 2026, 10:31pm UTC](https://forums.syntaur.com/t/yamaha-modx7-not-powering-on/9429 "2026-05-11T22:31:26Z")
I bought a Yamaha Modx7+ that was admittedly non-functioning when purchasing. The seller had spoken to a local repair guy that was sure it was the jack board (Part #10056). I bought it, opened it up and tested it. Power… --- ## [Ensoniq SD-1 mail rail. See pic](https://forums.syntaur.com/t/ensoniq-sd-1-mail-rail-see-pic/9435)
**Author:** [@jimbo41158](https://forums.syntaur.com/u/jimbo41158)\ **Replies:** 1\ **Last updated:** [May 11, 2026, 10:22pm UTC](https://forums.syntaur.com/t/ensoniq-sd-1-mail-rail-see-pic/9435 "2026-05-11T22:22:30Z")
Hi, Anybody know where I can get a replacement rail. See pic. Maybe this part is used on other Ensoniq keyboards…not sure.. Thanks…Jim ., korg, models-korg-m1, no-power If your model isn’t listed: use models–tbd (… --- ## [Roland Contact Board Replacement Required](https://forums.syntaur.com/t/roland-contact-board-replacement-required/9250)
**Author:** [@tomvwallace](https://forums.syntaur.com/u/tomvwallace)\ **Replies:** 2\ **Last updated:** [May 11, 2026, 10:13pm UTC](https://forums.syntaur.com/t/roland-contact-board-replacement-required/9250 "2026-05-11T22:13:20Z")
Roland HP 147 e silent keys I have acquired a Roland for my daughter however a group of 10 keys in the lower section are not working. I’ve done my googling and opened up to have a look and certainly looks like there ha… --- ## [Korg DVP-1 Vocoder](https://forums.syntaur.com/t/korg-dvp-1-vocoder/8889)
**Author:** [@DrSmith](https://forums.syntaur.com/u/DrSmith)\ **Replies:** 9\ **Last updated:** [May 11, 2026, 9:04pm UTC](https://forums.syntaur.com/t/korg-dvp-1-vocoder/8889 "2026-05-11T21:04:41Z")
Managed to get a dead DVP-1 powering up. Two A1175 on the +5V power supply on PSU. Unit powers up, but hangs with an ‘A’ on display. Service manual for all it\\s worth says CPU and or RAM. CPU seems to be ticking over in … --- ## [Every 8th Key Dead on Ensoniq ESQ-1, any idea what to check on the board?](https://forums.syntaur.com/t/every-8th-key-dead-on-ensoniq-esq-1-any-idea-what-to-check-on-the-board/9436)
**Author:** [@gordotuomi](https://forums.syntaur.com/u/gordotuomi)\ **Replies:** 2\ **Last updated:** [May 10, 2026, 7:29am UTC](https://forums.syntaur.com/t/every-8th-key-dead-on-ensoniq-esq-1-any-idea-what-to-check-on-the-board/9436 "2026-05-10T07:29:28Z")
\[Ensoniq\] \[ESQ-1\] – \[Dead Keys\] Hello! I recently picked up an Ensoniq ESQ-1 (plastic version), however it has 7 dead keys: 12, 20, 28, 36, 44, 52, 60. Every dead key is 8 notes apart which means it is likely a circuit … --- ## [Roland SH-7 4 position switch?](https://forums.syntaur.com/t/roland-sh-7-4-position-switch/9443)
**Author:** [@soundsubs](https://forums.syntaur.com/u/soundsubs)\ **Replies:** 0\ **Last updated:** [May 9, 2026, 5:08pm UTC](https://forums.syntaur.com/t/roland-sh-7-4-position-switch/9443 "2026-05-09T17:08:12Z")
Got a Roland SH-7 with a broken 4 position switch that is hard to find. Its the waveform selector rotary switch, 12 position and seems to be a 3 pole, 4 throw. From the underside, looks like this: None of the modern… --- ## [Request a new Brand or Model tag (post here)](https://forums.syntaur.com/t/request-a-new-brand-or-model-tag-post-here/9121)
**Author:** [@jeremy](https://forums.syntaur.com/u/jeremy)\ **Replies:** 3\ **Last updated:** [May 9, 2026, 3:39pm UTC](https://forums.syntaur.com/t/request-a-new-brand-or-model-tag-post-here/9121 "2026-05-09T15:39:09Z")
In an effort to keep tags tidy so repair posts are easy to find. If your Brand or Model tag is missing, request it here. While you wait: Post your topic using your Brand tag (if available) + the placeholder models-\ **Author:** [@Innaspace](https://forums.syntaur.com/u/Innaspace)\ **Replies:** 0\ **Last updated:** [May 9, 2026, 3:27pm UTC](https://forums.syntaur.com/t/yamaha-cs-60-potentiometer-fader-replacement/9441 "2026-05-09T15:27:35Z") Yamaha cs 60 replacement parts Hi - we have recently acquired a cs 60 that is in need of replacement pots. The previous owner had stored the synth vertically, causing the power unit to become un lodged and knocking aro… --- ## [Roland EM-55 OR .sy2 backup file missing](https://forums.syntaur.com/t/roland-em-55-or-sy2-backup-file-missing/9038)
**Author:** [@Forumember](https://forums.syntaur.com/u/Forumember)\ **Replies:** 1\ **Last updated:** [May 9, 2026, 2:35am UTC](https://forums.syntaur.com/t/roland-em-55-or-sy2-backup-file-missing/9038 "2026-05-09T02:35:20Z")
Hello, I hope you’re well. I own a Roland EM-55 OR (Oriental version) and unfortunately, I made a mistake by installing the standard firmware, which caused me to lose all the original Oriental sounds and styles. I am d… --- ## [Korg Lambda ES-50 with multiple issues (possible voltage divider, dead key issues)](https://forums.syntaur.com/t/korg-lambda-es-50-with-multiple-issues-possible-voltage-divider-dead-key-issues/9438)
**Author:** [@menofthevalley](https://forums.syntaur.com/u/menofthevalley)\ **Replies:** 0\ **Last updated:** [May 8, 2026, 1:06am UTC](https://forums.syntaur.com/t/korg-lambda-es-50-with-multiple-issues-possible-voltage-divider-dead-key-issues/9438 "2026-05-08T01:06:52Z")
Hey all, I just got a hold of a Korg Lambda ES-50, and was super excited to try it when I found that the majority of the Eb keys on-board, except for the last one, as well as a cluster of keys (last octave of F-A natura… [Previous page](https://forums.syntaur.com/latest.md?page=3) [Next page](https://forums.syntaur.com/latest.md?page=5)