Read Sharp DV-HR480H (serv.man2) Service Manual online
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DV-HR400S/H
DV-HR450S
DV-HR480S/H
(9) Method for removal of UV tuner board, power board and sub-board.
1.Remove UV tuner board by pulling upwards.
2.Disconnect cables of power board and sud-board.
3.Remove 5 pieces of screw
o.
4.Remove power board by lifting upwards.
5.Remove 1 piece of screw
p and 1 piece of screw a.
6.Remove sub-board by lifting it upwards.
(8) Method for removal of rear panel and fan.
1.Disconnect fan cable from sub-board.
2.Remove 2 pieces of screw
t.
3.Remove fan and fan angle.
4.Remove 1 piece of screw
y, 1 piece of screw u, 8 pieces of
screw
i. (8 pieces for DV-HR400S/H, 9 pieces for DV-
HR480S/H,DV-HR450S)
5.Remove 2 hooks of rear panel from chassis.
6.Remove rear panel by puling it away from chassis.
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17
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20
21
(7) Method for removal of Writer unit.
1.Remove 4 pieces of screw
e.
2.Remove Writer unit (with angle) by lifting upwards.
3.Remove 4 pieces of screw
r.
4.Disconnect flat cable and power cable.
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