Category Archives: Uncategorized

Enter Test Mode on Roland XV-5080 (works)

Posted on July 11, 2020 by Grischa Ekart

The service manual for the XV-5080 describes a wrong procedure for entering test mode. The correct method is: Switch off device (if on) Hold EXIT then power on device Keep holding EXIT until the “SYSTEM/UTILITY” LED lights up (this takes … Continue reading →

Posted in Uncategorized | Tagged , | Comments Off on Enter Test Mode on Roland XV-5080 (works)

Using Roland XV-5050 via USB MIDI on MacOS

Posted on June 29, 2020 by Grischa Ekart

If you want to use your XV-5050 with a newer version of MacOS, you don’t have to install a driver. The driver supplied by Roland in 2000 will not work, of course! We will use the generic class compliant USB … Continue reading →

Posted in Uncategorized | Tagged , , , , , | Comments Off on Using Roland XV-5050 via USB MIDI on MacOS

Roland XV-5050 Repair

Posted on June 27, 2020 by Grischa Ekart

I got a hold of a broken XV-5050. When switched on, it would only display a blank screen and that’s it, no sound, no reaction. After checking audio (no noise whatsoever), it soon became obvious that the device isn’t booting. … Continue reading →

Posted in Uncategorized | Tagged , | Comments Off on Roland XV-5050 Repair

Roland XV5080, XV3080 Rotary Encoder Problem Fixed!

Posted on June 19, 2020 by Grischa Ekart

This week I received a nice second-hand XV3080. Everything worked fine, except the unit had the dreaded rotary encoder problem: Turning left, values decreased just fine, turning right and strange things happened. Sometimes values went up, sometimes they stayed put … Continue reading →

Posted in Uncategorized | Tagged , , , , , | Comments Off on Roland XV5080, XV3080 Rotary Encoder Problem Fixed!

Korg monologue Rechargable Battery Mod Prototype

Posted on March 22, 2020 by Grischa Ekart

My Behringer TD-3 mod worked nicely, so it was time to proceed to the monologue. It already is battery powered, but using 6 batteries and recharging done outside of the device. In my opinion a built-in single battery is more … Continue reading →

Posted in Uncategorized | Comments Off on Korg monologue Rechargable Battery Mod Prototype

Behringer TD-3 Rechargable Battery Mod Prototype

Posted on March 20, 2020 by Grischa Ekart

I love Behringer’s approach to tech and synths. The TD-3 is super affordable and performs like a charm. The community has quickly started modding the TB303 clone and I also decided to give it a simple mod: if there is … Continue reading →

Posted in Uncategorized | Comments Off on Behringer TD-3 Rechargable Battery Mod Prototype

Korg Monologue and Minilogue XD Color-Coding Using Chroma Caps

Posted on March 7, 2020 by Grischa Ekart

Today I decided for a color scheme for the Korg Monologue and Minilogue XD. Tell me what you think @gekart. Update Final version on the monologue: Issues: The filter knob I purchased in the standard and fat version. The fat … Continue reading →

Posted in Uncategorized | Tagged , , , | Comments Off on Korg Monologue and Minilogue XD Color-Coding Using Chroma Caps

Värde Utrusta Wall Cupboard Hinge 30min Fix Ikea Pro Hack

Posted on February 23, 2020 by Grischa Ekart

Ikea offered a nice modular kitchen in their program from end of 1990s and 2000s. Unfortunately, they didn’t support it well. I assume it was too expensive to produce. Ikea also resorted to cheap technical solutions. For example, the 70cm … Continue reading →

Posted in Uncategorized | Tagged , , , , , | Comments Off on Värde Utrusta Wall Cupboard Hinge 30min Fix Ikea Pro Hack

Xcode 11 Unable to Boot Simulator Diehard

Posted on October 17, 2019 by Grischa Ekart

Xcode on my Macs had a persistent problem after updating to Xcode 10: the simulators wouldn’t work anymore. Lucky me, I was busy with AWS and Kubernetes projects… Updating to Xcode 11 didn’t fix anything. Searching the web didn’t help … Continue reading →

Posted in Development, Uncategorized | Tagged , , | Comments Off on Xcode 11 Unable to Boot Simulator Diehard

AWS IAM Version and SID traps

Posted on November 20, 2018 by Grischa Ekart

In a IAM policy JSON, if you omit the version string, you are heading for trouble: If you do not include a Version element, the value defaults to 2008-10-17, but newer features, such as policy variables, will not work with … Continue reading →

Posted in AWS, Uncategorized | Tagged , | Comments Off on AWS IAM Version and SID traps