The connection between the lower control board and the console display has been broken. Check that the data cable inside the right upright tube is undamaged and fully connected at both ends.
Confirms a value selection (such as setting target time or weight).
| Symptom | Likely Cause (From Manual) | Solution | | :--- | :--- | :--- | | | Dead internal battery; AC adapter not seated. | Leave on charger for 12 hours. Try a 12V DC car adapter. | | Negative watts reading | CT polarity reversed on Phase A, B, or C. | Check arrow on CT clamp points toward the load. Swap CT wires if using split-core adapters. | | "Err 07" on screen | Voltage harmonic calculation overflow. | Manually set your nominal voltage (120V, 230V, 480V) in System Setup, not "Auto." | | Data log is empty | SD card not formatted correctly. | Format card FAT32 with 4096-byte allocation unit size. Do not use quick format. | | Erratic frequency reading | Noisy waveform (VFD or welder nearby). | Enable "Filter" mode via Utility > Advanced > Freq Filter = On . | proteus par5500 manual
Keep the trainer indoors, away from moisture, high humidity, and direct sunlight. Do not store it in a garage or uninsulated patio. User Safety
Check that all frame assembly bolts are tightly secured. Squeaking can also occur if the running belt rubs against the side rails. Console Error Codes The connection between the lower control board and
: Requires a mains power supply ( DC9V / 500mA ) to operate the console and electronic resistance.
Ultimate Guide to the Proteus PAR5500: Owner's Manual, Setup, and Troubleshooting | Symptom | Likely Cause (From Manual) |
Secure the bottom of the uprights to the main frame using the provided M8 x 50mm bolts and curved washers. Hand-tighten them first. Step 3: Attaching the Console