Avoid using batteries in the Myo XP. Their high current output can cause worn or shorted wires to melt or catch fire. Stick to standard alkaline or NiMH rechargeable batteries. UKC Forums - HELP! Petzl Myo XP malfunction - UKClimbing
Usually caused by a "conductor snap" inside the wire, most frequently where the cable enters the lamp housing or the battery pack due to constant flexing. If fresh batteries don't work, check for corroded contacts petzl myo xp repair 2021
| Part | 2021 Source | Estimated Cost | |------|-------------|----------------| | Silicone wire | Amazon / Adafruit | $5 for 10ft | | Cree XP-G2 LED | Mouser / Digi-Key / LEDSupply | $6-$8 | | 10mm star board | Mountain Electronics | $2 | | Rotary switch (Bourns) | Mouser #652-PEC11R-4215F | $3.50 | | Hinge STL file | Thingiverse #4321515 | Free | | Battery springs | McMaster-Carr (part 9654K35) | $4 for 5 | Avoid using batteries in the Myo XP
The PCB contains trace amounts of lead and brominated flame retardants. UKC Forums - HELP
Batteries left inside can leak, causing corrosion on the metal contacts.