Barco Galaxy NH-12, Service Manual

Page: 108 / 146

7. Electronic parts and servicing procedures
- rear cover
- top cover
- engine fan cover 1
2. Remove the four screws fi xing the preformatter unit to the input module
Image 7-144
Preformatter unit:
fi xing screws
3. Lift the preformatter unit a bit and unplug the following connectors:
- J101: G data from the PMP
- J100: R data from the PMP
- J102: B data from the PMP
- J11 on the preformatter: power supply from the power box
- J410 on the PMP: commands from the local keypad
- J13 on the PMP: commands from the IR receiver
- J9: power supply to the blue formatter
- J7: power supply to the red formatter
- J8: power supply to the green formatter
- J5 and J6: data to the blue formatter
- J3 and J4: data to the green formatter
- J1 and J2: data to the red formatter
4. Remove the screw fi xing the three grounding wires
5. Remove the preformatter unit
Image 7-145
Formatter unit: top view Image 7-146
Formatter unit: rear view
6. Remove the eight screws fi xing the preformatter to the preformatter unit
104 R59770141 GALAXY NH-12 20/02/2008