TA Triumph-Adler LP 210 - Manual (Page 24)

2 Unpacking, installing and setting up the printer
2-8 Laser Printer 200 Series
Ambient conditions
The optimum ambient conditions for your printer are as follows:
G Temperature range 10°C to 35°C
(fluctuations max. 10°C per hour);
G Humidity range 15% to 85%
(fluctuations max. 20% per hour).