Use a soft cloth to clean the area around the master clamp and sensors to remove any stray ink. Check the Black Strip
Riso Error A16-525 is a common message on Riso digital duplicators, specifically indicating that a master remains on the print drum and must be removed before the machine can proceed riso error a16-525
Switch to a different drum, remove the disposal box, and power the machine off and on again to clear persistent digital "ghost" errors. Use a soft cloth to clean the area
Use a soft cloth to wipe paper dust or ink off the small black velvet strip near the drum clamp. Restores the strip's light-absorbing properties. 3. The "Sharpie Trick" remove the disposal box
