Relevant for
In case the printer detects a problem with the modular bed, the display will show the following message: "Heatbed tile no. #: Damaged tile or wiring. Follow online guide to diagnose".
Error name: MB heater short
Error code: #17251
The error message includes the number of the affected heatbed tile. The error might indicate an issue with the cable connecting the indicated heatbed tile with the modular bed electronics, or with the heatbed tile itself.
Check the heatbed tile for physical damage, for example, a scratch on any heatbed tile surface, or a cable in bad status on the bottom of a heatbed tile. Identify the heatbed tile number.
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Check that the indicated heatbed cable is correctly connected with the modular bed electronics, and with the heatbed tile, and reseat the connection.
In case of an error specifically on heatbed tile 1 or heatbed tile 7, it is possible that one of the PSUs could be faulty. Before attempting the cable swaps in the below flowchart, attempt the following steps:
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| Left PSU | Right PSU |
Follow the procedure indicated in the below flowchart to help diagnose the faulty component. As a first step, swap the cable on the tile side connected with the erroring tile with any other cable on the tile side.
Each connector has a safety latch. It is necessary to press the latch before disconnecting. Otherwise, the connector may get damaged.
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| Cable connectors on the heatbed tiles side. | Cable connectors on the board side. |