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Error Messages and Warnings: Quick Index
Applicability
| Product | Retro C and supported VFDs |
|---|---|
| Subsystem | Error and warning diagnosis |
| Skill level | Operator or maintenance technician; follow the qualification requirements in the linked article |
| Lockout/tagout | Not required to use this index; follow the safety and energy-control instructions in the selected diagnostic article |
Find the wording shown on the Retro C Check screen, popup, or VFD display below, then open the matching diagnostic article. Similar messages can have different causes, so use the screen location and number of affected devices to choose the correct path.
Error and Warning Index
| Screen text or condition | When this entry applies | Start here |
|---|---|---|
| “Crossup Detected” | A popup pauses material feeding because the two material-feed sensors do not agree. | Crossup Detected Error: Cleaning and Aligning the Material Feed Sensors |
| “Disconnected” | The Check screen shows one VFD or drive as disconnected. | Drive (VFD) Disconnected Warning: Diagnosis and Recovery |
| “Disconnected” — Scrap Belt or Scrap Incline | The affected devices are specifically the scrap belt or scrap incline VFDs. | Scrap Belt or Scrap Incline VFD Disconnected: Troubleshooting |
| “Countdown Timer” | The warning remains and all stationary and carriage VC1s and VFDs show disconnected. | Countdown Timer Warning with All VC1s and VFDs Disconnected |
| “Encoder Unplugged” | An affected movement reports an encoder connection or feedback problem. | Encoder Unplugged Error: Diagnosis and Recovery |
| “Encoder Error” | A yellow status indicates that the encoder problem recovered. The warning should clear after the next machine movement. | Encoder Unplugged Error: Diagnosis and Recovery |
| “Overvoltage” | A GS VFD reports an overvoltage warning. Record the complete drive code if one is shown. | GS VFD Overvoltage Warning: Diagnosis and Safe Response |
Useful Search Variants
Related searches include: crossup, cross up, VFD disconnected, drive offline, lost communication, encoder unplugged, encoder error, encoder not counting, over voltage, VFD fault, all VC1s disconnected, and all drives disconnected.
If Your Message Is Not Listed
- Record or photograph the exact message.
- Record the affected movement, component, or drive number.
- Note the indicator-light state and whether one or multiple devices are affected.
- Record when the message appeared and the steps already attempted.
Contact Enventek Technical Support at 269-815-4150 if the fault remains, the machine does not respond as expected, or the displayed wording does not match an entry above.