Description Of The Power Box - Barco Galaxy NH-12 Service Manual

7.2.1

Description of the power box

Description
Image 7-18
Power box: right side view
Image 7-19
Power box: left-rear view
This universal 12V power box is a non serviceable metal shielded unit. In the field, it is always replaced by a new box in case of
failure.
The software of this power box is stored in a CPLD inside this box. On start up of the projector, the CPU checks the software version
of the power box and upgrades it automatically if an old version is detected
Since this power box is a universal unit, not all of the connectors are used in this projector.
The following voltages are generated:
• ++12V standby voltage
• +12V for active projector state
• 380VM for the lamp
R59770141 GALAXY NH-12 20/02/2008
7. Electronic parts and servicing procedures
45