Service Manual
REV 0.1
3
VERY IMPORTANT!
This Equipment is compatible with RoHS Directive and Lead-Free.
Since the equipment is compatible with RoHS Directive, use components in which the use of specific
chemically noxious substances is restricted; use only designated spare parts when it is necessary to
replace such parts with new parts.
Use lead-free solder for the equipment compatible with ones with substrates on which lead-free
components are mounted. For the details, refer to “Caution for Lead-Free Soldering Work” given in the next
page.
1. Safety guideline in servicing
1) Never touch the portions with the marking (
).
Serious injury or even death may result.
2) Do not expose the set to rain or water.
A risk of fire or electric shock can result.
3) Use an adequate power cord.
A risk of fire or electric shock can result.
4) Do not attempt to service or modify the set without prior permission of the manufacturer.
A risk of fire or electric shock can result.
5) Leave the maintenance service to a service engineer having qualification, knowledge
and experience.
A risk of electric shock, injury or fire can result.
6) Always employ genuine parts indicated in the service manual for replacement.
A risk of fire or electric shock can result.
7) Confirm the connection of the power supply connector earth cable in reassembling.
(Soldering or Screw fixation)
A risk of fire or electric shock can result.
8) Use the specified binding bands, clampers, tubes and barriers--all of which are
necessary for insulation/protection--in their original positions in reassembling.
A risk of fire or electric shock can result.
9) Other complete parts are returned to an appropriate position.
2. Other cautions necessary
1) When removing the cables from their connectors, take care not to damage the wire portions so as
to prevent the occurrence of poor contact.
2) When attaching/detaching screws, use a screwdriver that is well-fit to the screw size.
Summary of Contents for KT-LL84ULFX-PD
Page 2: ...Service Manual REV 0 1 2 REVISION HISTORY REVISION DATE NOTE REV0 1 Jun 06 2015 1st issued ...
Page 24: ...Service Manual REV 0 1 24 2 8 No Speaker out from internal speakers ...
Page 25: ...Service Manual REV 0 1 25 2 9 The fault of Remote control ...
Page 26: ...Service Manual REV 0 1 26 2 10 The fault of Key control pad ...
Page 27: ...Service Manual REV 0 1 27 2 11 Image overlap focus or flicker ...
Page 28: ...Service Manual REV 0 1 28 2 12 Brightness defect ...
Page 33: ...Service Manual REV 0 1 33 3 2 Front disassembly 3 2 1 Remove bolts Remove FRONT cover ...
Page 36: ...Service Manual REV 0 1 36 ...
Page 46: ...Service Manual REV 0 1 46 2 Part number 109273 SUB SMPS CN7 AD B D W205 ...
Page 47: ...Service Manual REV 0 1 47 3 Part number 109272 Main SMPS CN4B SUB SMPS CN8 AD Main W200 ...
Page 48: ...Service Manual REV 0 1 48 4 Part number 109271 AD Main W804 5 Part number 109270 AD Main W803 ...
Page 49: ...Service Manual REV 0 1 49 6 Part number 109269 ...
Page 50: ...Service Manual REV 0 1 50 6 Part number 107545 Main SMPS CN4A SUB SMPS CN3 ...
Page 51: ...Service Manual REV 0 1 51 7 Part number 107542 OSD KEY ...
Page 52: ...Service Manual REV 0 1 52 8 Part number 110383 ...
Page 54: ...Service Manual REV 0 1 54 10 Part number 107536 SMPS Converter 11 Part number 107535 ...
Page 55: ...Service Manual REV 0 1 55 12 Part number 108481 ...
Page 56: ...Service Manual REV 0 1 56 41p 13 Part number 108482 ...
Page 64: ...Service Manual REV 0 1 64 10 2 Packaging 10 2 1 Unpacking ...