Sharp PN-U423 (serv.man2) Service Manual ▷ View online
PN-U523/U473/U423 DISASSEMBLY AND ASSEMBLY 6 - 5
PN-U473
2)Remove the screws, and remove the rear cover.
PN-U423
2)Remove the screws, and remove the rear cover.
PN-U523/U473/U423 DISASSEMBLY AND ASSEMBLY 6 - 6
3.POWER UNIT
PN-U553/U473
1)Remove the rear cover.
2)Remove the screws(M3x8 SW+W(silver)x6),
and remove the power unit.
3)Reconnect the connector(x5), and remove the
Power PWB squeeze the supporters.
4)Remove the spacer(x7).
PN-U523/U473/U423 DISASSEMBLY AND ASSEMBLY 6 - 7
4.KEY PWB
PN-U553/U473/U423
1)Remove the rear cover.
2)Remove the screw(M3x5(black)x2) and switch,
and key PWB.
5.LED/IR PWB
PN-U553/U473/U423
1)Remove the mylar for screw.
1)Remove the screws(M3x4(silver)x14), and
remove the bezel.
*When removing the bezel, and that removing the
hooks on the bezel.
3)Remove the conector(x1) and remove the
LED/IR PWB.
PN-U523/U473/U423 DISASSEMBLY AND ASSEMBLY 6 - 8
6.MAIN PWB
PN-U553/U473/U423
1)Remove the rear cover.
2)Remove the connector(x11).
3)Remove the screws(M3x8 SE+W(silver)
U553:x8,U473:x7,U423:x8).
4)Remove the hex screws(x10).
5)Remove the tapping screws(M3x8 :x4).
6)Remove the screw(M3x5 :x1).
7)Remove the screw(M3x5(black)x2)and, remove
the rear cover R.
8)To remove Tilt the main board.
Click on the first or last page to see other PN-U423 (serv.man2) service manuals if exist.