DMT LS-190, Manual, Page: 67 / 76

66
Ordercode: 101600
LS-190 LED Screen Processor
Maintenance
The DMT LS-190 requires almost no maintenance. However, you should keep the unit clean. Disconnect
the mains power supply and then wipe the cover with a damp cloth. Wipe the front panel clean with
glass cleaner and a soft cloth. Do not use alcohol or solvents. Do not immerse in liquid.
Keep connections clean. Disconnect electric power, and then wipe the Video and audio connections
with a damp cloth. Make sure connections are thoroughly dry before linking equipment or supplying
electric power.
The operator has to make sure that safety-related and machine-technical installations are to be
inspected by an expert after every year in the course of an acceptance test.
The operator has to make sure that safety-related and machine-technical installations are to be
inspected by a skilled person once a year.
The following points have to be considered during the inspection:
01) All screws used for installing the device or parts of the device have to be tightly connected and must
not be corroded.
02) There may not be any deformations on housings, fixations and installation spots.
03) Mechanically moving parts like axles, eyes and others may not show any traces of wearing.
04) The electric power supply cables must not show any damages or material fatigue.
Software Upgrade
WARNING!
If the upgrading process is not carried out in the proper way or gets interrupted, it may lead
to damaging the LS-190 beyond repair and the warranty will become void.
Downloading the IP Software
01) Switch the LS-190 off. Set the two DIP switches to down position.
02) Connect one end of the RJ11 download line to the RS232 on the LS-190, and connect the other end
to the serial port on your PC.
or