7. Electronic parts and servicing procedures
Schematic overview
J1
J2
RAM
EID (J400)
FORMATTER
Data inputs
RGB
configured
J3
PWR input
VIDEO PROCESSOR
FPGA
DMD
Image 7-152
Formatter: block diagram
Diagnostics of the formatter
A green LED on each of the formatters indicates that the con
fi
guration is loaded successfully.
Image 7-153
Formatter: diagnostic LED (green and blue channel)
Image 7-154
Formatter: diagnostic LED (red channel)
number
LED ID
color
description
1
D8
green
con
fi
guration OK (green and blue formatter)
2
D8
green
con
fi
guration OK (red formatter)
Necessary tools
No tools.
How to replace the formatters?
1. Replace the engine (see considering chapter)
Caution:
The formatters are a
fi
xed part of the engine and may not be replaced seperately! Replacing them separately in the
fi
eld would lead to major convergence problems.
R59770141 GALAXY NH-12 20/02/2008
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Summary of Contents for Galaxy NH-12
Page 1: ...Galaxy NH 12 Service manual R9040400 R59770141 00 20 02 2008...
Page 4: ......
Page 12: ...1 Safety guidelines 8 R59770141 GALAXY NH 12 20 02 2008...
Page 42: ...6 Projector layout 38 R59770141 GALAXY NH 12 20 02 2008...
Page 142: ...8 Optical parts and servicing procedures 138 R59770141 GALAXY NH 12 20 02 2008...