Paper Feed Motor; Incorrect Control Panel Status 2 - Epson FX Series Product Support

EPSON PRINTER
2.7 PAPER FEED MOTOR
1. Remove top cover(Procedure 4.1). Reconnect control panel(Procedure 4.2). Check
for gears binding: binding of platen or pin feed sprockets: obstructions (paper clips
or paper) around platen or in paper guide. Repair any problems found.
Problem is solved.
YES NO
Using TABLE 2.5 and FIGURE 2-5, cj^eck the resistances of the paperfeed motor.
All resistances are correct.
YES NO
i
Replace paper feed motor (Procedure 4.13).
Problem is solved.
YES NO
Replace printer mechanism (Procedure 4.7).
Problem is solved.
YES NO
1
Replace main board (Procedure 4.6).
I
Return to the initial checks and continue.
Replace main board (Procedure 4.6).
Problem is solved.
YES NO
Replace printer mechanism (Procedure 4.7).
I
2. Return to the initial checks and continue.
2-9
REPAIR ANALYSIS PROCEDURES
2.8 INCORRECT CONTROL PANEL STATUS
1. Remove lop cover (Procedure 4.1). Reconnect control panel (Procedure 4.2). Check
that the connector between the main board and control panel is properly connected.
Cable is properly connected and not damaged.
YES NO
Repair the connection / damage.
Problem is solved.
YES NO
Return to the
initial checks
and continue.
2. Check the LED voltages on the control panel (see TABLE 2.4 for the voltages and
the test points).
All voltages are correct.
YES NO
Replace the main board (Procedure 4.6).
Return to the initial checks and continue.
3. Replace the control panel (Procedure 4.2).
Return to the initial checks and continue.