¶ Fault Description
Due to the loss of camera signal, the AP board cannot recognize the toolhead camera.
Possible causes are as follows (in order of probability from high to low):
- Loose connection between the camera and the TH board
- Broken or unstable connection of the USB-C cable
- Faulty TH board
- Faulty toolhead camera
- Faulty AP board
¶ Troubleshooting
¶ Tools, Equipment and Materials
- H2.0 hex key wrench
- H1.5 hex key wrench
¶ Fault Location and Resolution Process
¶ Troubleshooting Measures
Users can adjust the order of each troubleshooting measure as appropriate.
¶ Step 1. Restart the printer and restart printing
- Restart the printer and start printing several times to check if this alarm is triggered repeatedly.
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If the alarm disappears, it can be ignored.
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If the alarm still exists, check if the hotend temperature is displayed as 0℃.
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If the hotend temperature is not 0℃, jump to Step 2.
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If the hotend temperature is 0℃, jump to Step 4.
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¶ Step 2. Unplug and re-plug the toolhead camera connection cable
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Refer to Replacing H2S Toolhead Camera to disassemble the toolhead and expose the TH board.
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Unplug and re-plug the toolhead camera connection cable.
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Restart and attempt to print, then check if the fault has disappeared.
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If the fault persists, refer to Step 3 to replace the toolhead camera.
¶ Step 3. Replace the toolhead camera
Refer to Replacing H2S Toolhead Camera to replace the toolhead camera.
¶ Step 4. Check the USB-C cable connection
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Check if the USB-C cable is damaged; if so, replace it.
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Check the connections between the USB-C cable and the AP board, and between the USB-C cable and the TH board.
Refer to Replacing H2S USB-C Cable to expose the AP board. If the USB-C connection is loose, re-plug it.
Then check the connection between the USB-C cable and the TH board; if loose, re-plug it.
¶ Step 5. Replace the TH board
Refer to Replacing H2S TH Board to replace the TH board. Restart and attempt to print; if the fault still persists, jump to Step 6 to replace the AP board.
¶ Step 6. Replace the AP board
Refer to Replacing H2S AP Board to replace the AP board.
If the above troubleshooting measures fail to solve your problem, please submit a ticket.
¶ Equivalent Codes
The following HMS codes all represent the same type of fault.
| HMS Code | Fault Description |
|---|---|
| 0500-0600-0002-0001 | Toolhead camera is not in place, please check hardware connections |
| 0500-0600-0002-0031 | Toolhead camera is not connected, please check hardware and line connections. |
| 0C00-0100-0001-0001 | Toolhead camera is offline, please check hardware connections. |
¶ End Notes
We hope the detailed guide provided has been helpful and informative.
If this guide does not solve your problem, please submit a technical ticket, we will answer your questions and provide assistance.
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