Mini Gerbil debugging – inconsistent connection or operation
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| Symptom Detail | Likely causes and their solutions (in recommended sequence) |
| Connection occurs, but inconsistent operation | Poor connections into Mini Gerbil (one example: ribbon cable loose). Check. Other wires near the USB cable (either inside the K40 or outside the K40). Keep other wires well away so the USB cable doesn’t pick up interference. Check for mechanical issues such as incorrect belt tension or obstructions Virus scanner or other task interrupting your PC while laser is operating. Disable and test. PC is going into sleep mode during operation. Change PC settings. Avoid running a laptop on battery power as this typically forces sleep mode. PC USB system is going into sleep mode (note: this may not be visible to the user) Review PC settings https://apteryx.zendesk.com/hc/en-us/articles/360041367673-Disable-USB-Power-Management-Selective-Suspension Faulty K40 grounding. See https://awesome.tech/k40-laser-grounding-instructions/ The stepsticks need to be adjusted for a lower or higher current, see https://awesome.tech/adjusting-stepsticks/ |
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