Riso Error A16-525 — Exclusive

: The Riso uses a light sensor to check for a master. It shines a light against a black velvet "light absorber" strip on the drum. If a white master is present, light reflects off it.

The sensor shined against the drum detects a reflection from a master that it believes is still there. riso error a16-525

The Riso error code indicates the machine is Waiting for the master to be removed from the print cylinder (drum) : The Riso uses a light sensor to check for a master

Are you using a on this drum, or did the error start after a specific incident like a master jam? The sensor shined against the drum detects a

If none of the above steps resolve the issue, it is advisable to contact a professional Riso service technician. The error might indicate a more complex problem that requires specialized knowledge and tools to fix.