1 Star. Would not recommend.
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. riso error a16-525
on the drum, the machine's optical sensor is likely misreading reflections. This often happens with aftermarket or generic screens that use white mesh instead of metal. The Problem : The Riso shines a light against a small black velvet strip 1 Star
: If directed by support or if you're not comfortable performing repairs or diagnostics yourself, arrange for a service technician. RISO machines are complex, and improper handling could lead to further damage. The error might indicate a more complex problem
: Wipe the sensor (located above the drum area) to remove any ink or dust that might be causing a false reading. Troubleshooting "False" Errors