Repairs/Adjustments; Upper Case Assembly; Control Panel; Power Transformer - Epson FX Series Product Support

EPSON PRINTERS
WARNING
Switch off power and disconnect the power cord
from the voltage source before performing these
repair procedures.
O
CAUTION
DO NOT apply power to the machine while a circuit
board (PWA) is removed; to do so may cause
damage to the machine.
4.1 UPPER CASE ASSEMBLY
Refer to Figure 4-1
Figure 4-1 Uppercase
Removal
1. Remove paper from the printer.
2. Remove the platen knob by pulling it
straight out from the end of the platen.
3.
5.
Remove the platen cover, the paper
separator, the printer lid, and the ribbon
cartridqe.
Depending on the model, remove two, four,
or sixscrews securing the upper case.
Lift the upper case up and to the right just
enough to disconnect the signal harness
from {he control panel.
Disconnect the signal harness.
Remove the upper case.
Replacement
1. Reassemble in reverse order.
4.2 CONTROL PANEL
Refer to Figure 4-2
Printer cover viewed from the bottom Tabs are
located at each ertd of the Control Panel
Figure 4-2 Control Panel
4-1
REPAIRS/ADJUSTMENTS
Removal
1. Turn power off and'remove the Upper Case
assembly (4.1).
2. Remove the control panel by pressing in on
the two tabs which secure it to the top cover.
Replacement
1. Reassemble in reverse order.
4.3 POWER TRANSFORMER
Removal
Remove the Upper Case Assembly (4.1)
Disconnect the connector from the Fuse and
Filter Circuit Board and one from the Control
Circuit Board (fig. 4-3).
Remove the screws securing the Power
Transformer to the chassis.
Remove the Power Transformer.
Replacement
1. Reassemble in reverse order.
Mounting Screws
Ground Screw,
Connectors
Figure4-3 Power Transformer