Read Sharp ER-A310 (serv.man4) Service Manual online
CHAPTER 5. REMOVING THE
PRINTER UNIT (For
ER-A310 & ER-A330)
ER-A310 & ER-A330)
1. ER-A310
1) Remove the top cabinet.
2) Remove the printer cable
1
from the main PWB.
3) Remove the three screws
2
.
4) Remove the screw
3
and grounding wire
4
.
5) Remove the printer unit
5
from the top cabinet.
2. ER-A330
1) Remove the top cabinet.
2) Remove the printer cable
1
from the main PWB.
3) Remove the three screws
2
.
4) Remove the screw
3
and grounding wire
4
.
5) Remove the printer unit
5
from the top cabinet.
CHAPTER 6. REMOVING THE MAIN
PWB (For ER-A310 &
ER-A330)
ER-A330)
1. ER-A310/A330
1) Remove the top cabinet.
2) Remove the printer unit.
3) Remove the following connector cables from the main PWB.
Dry battery cable
1
Pop up display cable
2
Note: The pop-up cable is fixed with the holder not to make con-
tact with the heat radiating plate on the main PWB. Be
careful of it when installing.
careful of it when installing.
Mode switch cable
3
Keyboard cable
4
4) Remove the screw
5
and grounding wire
6
.
5) Remove the free screws
7
and main PWB
8
.
1
2
3
4
5
1
3
4
5
2
2
1
2
3
4
5
6
7
8
7
4
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