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12. Card Cage
12.14 Replacement of the signal back plane
About the Signal back plane
•
Provides direct connection between all components listed below:
-
Fan Controller
-
Integrated Cinema Processor
-
HD-SDI Board
-
Cinema Controller
-
ID card
•
All DC voltages are passed through this board from SMPS board to
fi
nal board / module.
•
Provides cable connection between all components listed below:
-
SMPS board
-
Pump
-
Lens motors and lens holder
-
Light processor
-
CLO sensor
-
Dolby 3D controller
-
Fans
-
Security switches
-
Temperature sensors
-
Touch panel
-
Keypad
-
Prism switch sensor
-
Dowser
Necessary tools
•
Flat blade screwdriver
•
Allen key 2.5 mm
Preparations
1. Remove the front, input cover and top cover, see Removal and Installation of the projector covers.
2. Remove the convergence cover plate as follow:
a) Loosen both screws (reference 1 and 2).
b) Slide the plate forwards until all hooks at both sides of the plate become free.
c) Take off the plate.
1
2
A
B
Image 12-36
Convergence cover plate
3. Remove the button panel assembly, "Removing the button unit", page 219.
Remove :
-
the fan controller board.
-
Integrated cinema controller board
-
the HD-SDI board
-
Cinema controller board
4. Pull the small handle a little backwards and then to the front of the projector until the
fi
lter frame is released and slide out the
fi
lter.
R5905043 DP2K-12C/11CX 19/02/2018
231
Summary of Contents for DP2K-12C
Page 1: ...DP2K 12C 11CX Service manual R5905043 15 19 02 2018...
Page 4: ......
Page 8: ...Table of contents 4 R5905043 DP2K 12C 11CX 19 02 2018...
Page 12: ...1 Safety 8 R5905043 DP2K 12C 11CX 19 02 2018...
Page 31: ...4 Troubleshooting 4 TROUBLESHOOTING R5905043 DP2K 12C 11CX 19 02 2018 27...
Page 32: ...4 Troubleshooting 28 R5905043 DP2K 12C 11CX 19 02 2018...
Page 96: ...5 Removal and installation of projector covers 92 R5905043 DP2K 12C 11CX 19 02 2018...
Page 121: ...6 Lamps and lamp houses Image 6 38 R5905043 DP2K 12C 11CX 19 02 2018 117...
Page 138: ...7 Cold mirror assembly 134 R5905043 DP2K 12C 11CX 19 02 2018...
Page 222: ...12 Card Cage 1 Image 12 11 218 R5905043 DP2K 12C 11CX 19 02 2018...
Page 225: ...12 Card Cage Image 12 15 Button unit removal R5905043 DP2K 12C 11CX 19 02 2018 221...
Page 281: ...15 Power input Image 15 13 Mains AC compartment cover R5905043 DP2K 12C 11CX 19 02 2018 277...
Page 282: ...15 Power input 278 R5905043 DP2K 12C 11CX 19 02 2018...
Page 306: ...18 Lamp power supply single module 302 R5905043 DP2K 12C 11CX 19 02 2018...
Page 340: ...21 Maintenance procedures 336 R5905043 DP2K 12C 11CX 19 02 2018...
Page 350: ...A Pin configurations 346 R5905043 DP2K 12C 11CX 19 02 2018...
Page 351: ...B Input formats B INPUT FORMATS R5905043 DP2K 12C 11CX 19 02 2018 347...
Page 352: ...B Input formats 348 R5905043 DP2K 12C 11CX 19 02 2018...