Read Sharp UP-3300 (serv.man17) Service Manual online
3. Removing the Top cabinet
1) Remove the two Screws
1
.
2) Remove the Side cabinet
7
.
2) Remove the Screw
2
.
3) Remove the Printer cover
3
.
4) Remove the Screw
4
.
5) Remove the Top cabinet
8
.
a) Lift the top cabinet and put it straight in the direction of arrow
A. ( Be careful not to pull the cable between the LCD I/F PWB
of the top cabinet and the MAIN PWB of the Bottom cabinet.)
of the top cabinet and the MAIN PWB of the Bottom cabinet.)
b) Pull and remove the following cables between the LCD I/F
PWB of the top cabinet and the MAIN PWB of the Bottom
cabinet.
cabinet.
•
LCD Cable
5
: MAIN PWB : CN6
•
Earth wire
6
.
4. Replacing the Top cabinet
Install the top cabinet in the reverse order of removing. Before install-
ing, make sure that each connector is connected securely.
ing, make sure that each connector is connected securely.
5. Removing the Power transformer,
NF PWB and AC cord
1) Remove the Power transformer
1
.
a) Remove the four Screws
2
.
b) Remove the two Connectors
3
.
2) Remove the NF PWB
4
.
a) Remove the four Screws
5
.
b) Remove the two Screws
6
and the three Earth wire
7
.
c) Remove the NF angle unit
8
.
d) Remove the Screw
9
.
3) Remove the AC cord
F
.
a) Use a minus screwdriver to loosen the AC cord fixing screws
(2 pcs.) of the NF PWB
4
unit.
b) Remove the two screws
G
.
c) Remove the AC cord cover
H
.
d) Remove the AC cord
F
from the NF PWB
4
.
6. Replacing the Power transformer,
NF PWB and AC cord
Install the in the Power transformer, NF PWB and AC cord in the
reverse order of removing.
reverse order of removing.
Before installing, make sure that each connector is connected securely.
*
When connecting the AC cord to the power supply unit in
assembly, tighten with the torque of 3 kg/cm
assembly, tighten with the torque of 3 kg/cm
±
1 kg/cm.
1
A
2
1
7
8
4
6
3
5
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