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5. Troubleshooting
Code 7725: “Lamp power supply” (Error)
Situation
Solution
Something went wrong in the
projector and the projector software
decided to switch off the Lamp Power
Supply to avoid projector damage.
Check projector noti
fi
cations and log
fi
le for other warnings and errors. See
troubleshooting table of these warnings/errors to take corrective actions.
Code 7726: “Overtemp” (Error)
Situation
Solution
The temperature of one or more
components inside the projector is
above spec.
Check projector noti
fi
cations and log
fi
le for other warnings and errors about temperature.
See troubleshooting table of these warnings/errors to take corrective actions.
Code 7728: “Watchdog” (Error)
Situation
Solution
The Fan Control Board doesn’t show
any activity.
1.
Reboot the projector.
2.
If the problem remains, reinstall the software and
fi
rmware of the Fan Control Board.
3.
If the problem remains, replace the Fan Control Board. See "Replacing the Fan
control board", page 278.
Code 7729: “Lamp power supply interrupt” (Error)
Situation
Solution
Something went wrong in one of
the Lamp Power Supply modules
and the
fi
rmware of one the Lamp
Power Supplies decided to switch
off this Lamp Power Supply to avoid
projector damage.
1.
Check if the wire unit between Lamp Power Supply and Power Distribution board
is properly connected.
-
CTLB-IN wire unit (reference 1 image 5-39 and reference 9 image 5-40).
2.
Check if the wire units (reference 1, 2 & 3 image 5-41) of the mains voltage are
connected with the power input pins of the Lamp Power Supplies.
3.
Check the diagnostic LEDs of the Lamp Power Supply. See "LPS module diagnostic
LED’s", page 170.
4.
Replace the Lamp Power Supply. See "Removal of a LPS module", page 172 and
"Installation of a LPS module", page 174.
1
Image 5-39
9
Image 5-40
72
R5905312 HDF W SERIES 24/01/2013
Summary of Contents for HDF W series
Page 1: ...HDF W series Service manual R5905312 01 24 01 2013 ...
Page 4: ......
Page 8: ...Table of contents 4 R5905312 HDF W SERIES 24 01 2013 ...
Page 12: ...1 Safety 8 R5905312 HDF W SERIES 24 01 2013 ...
Page 30: ...3 Preventative maintenance actions 26 R5905312 HDF W SERIES 24 01 2013 ...
Page 35: ...5 Troubleshooting 5 TROUBLESHOOTING R5905312 HDF W SERIES 24 01 2013 31 ...
Page 36: ...5 Troubleshooting 32 R5905312 HDF W SERIES 24 01 2013 ...
Page 110: ...6 Removal and installation of the projector covers 106 R5905312 HDF W SERIES 24 01 2013 ...
Page 111: ...7 Power Input 7 POWER INPUT R5905312 HDF W SERIES 24 01 2013 107 ...
Page 112: ...7 Power Input 108 R5905312 HDF W SERIES 24 01 2013 ...
Page 120: ...7 Power Input 116 R5905312 HDF W SERIES 24 01 2013 ...
Page 172: ...10 Card Cage 168 R5905312 HDF W SERIES 24 01 2013 ...
Page 182: ...11 Lamp Power Supply 178 R5905312 HDF W SERIES 24 01 2013 ...
Page 183: ...12 Start Pulse Generator 12 START PULSE GENERATOR R5905312 HDF W SERIES 24 01 2013 179 ...
Page 184: ...12 Start Pulse Generator 180 R5905312 HDF W SERIES 24 01 2013 ...
Page 192: ...12 Start Pulse Generator 188 R5905312 HDF W SERIES 24 01 2013 ...
Page 242: ...14 Lenses and Lens Holder 238 R5905312 HDF W SERIES 24 01 2013 ...
Page 270: ...15 Liquid cooling circuit 266 R5905312 HDF W SERIES 24 01 2013 ...
Page 274: ...16 Heat exchanger Image 16 5 Remove assembly 270 R5905312 HDF W SERIES 24 01 2013 ...
Page 280: ...16 Heat exchanger Image 16 13 276 R5905312 HDF W SERIES 24 01 2013 ...
Page 309: ...19 Board Diagnostic LED s 19 BOARD DIAGNOSTIC LED S R5905312 HDF W SERIES 24 01 2013 305 ...
Page 310: ...19 Board Diagnostic LED s 306 R5905312 HDF W SERIES 24 01 2013 ...
Page 328: ...19 Board Diagnostic LED s 324 R5905312 HDF W SERIES 24 01 2013 ...