Clean the case with a damp cloth. Do not submerge the electrical components in water.
This code is linked to various models, including the DiamondClean Smart 9300 . 2. Personal Grooming (Shavers & Trimmers) philips nl9206ad4 manual
This code also appears on power adapters and administrative documents for grooming tools like the and other Series 1000/7000 models. Clean the case with a damp cloth