[三星] 三星 M3325ND M3320DW M3820ND M4020NX M4025ND M3825NX激光打印机英文维修手册

1) Only to be serviced by a factory trained service technician.
High voltages and lasers inside this product are dangerous. This product should only be serviced by a factory trained
service technician.
2) Use only Samsung replacement parts.
There are no user serviceable parts inside the product. Do not make any unauthorized changes or additions to the
product as these could cause the product to malfunctions and create an electric shocks or fire hazards.
3) Laser Safety Statement
The printer is certified in the U.S. to conform to the requirements of DHHS 21 CFR, chapter 1 Subchapter J for
Class I(1) laser products, and elsewhere is certified as a Class I laser product conforming to the requirements of
IEC/EN 60825-1:2014. Class I laser products are not considered to be hazardous. The laser system and printer are
designed so there is never any human access to laser radiation above a Class I level during normal operation, user
maintenance or prescribed service condition.
• Wavelength: 800 nm
• Beam divergence
- Parallel: 11 degrees
- Perpendicular: 35 degrees
• Maximum power of energy output: 12 mW