Epson SC-T3000, Service Manual

Page: 237 / 314

SC-T7000 series/SC-T5000 series/SC-T3000 series Revision B
ADJUSTMENT CR Related Adjustments 237
Confidential
4.10.2 APG Function Check
EXECUTION MODE
Normal mode
PROCEDURE
1. Remove the following part in advance.
„ RIGHT UPPER COVER (P. 95)
2. Turn the printer ON.
3. Start the Service Program and select APG function check.
4. Click [Run] .
The APG mechanism will move.
Figure 4-18. [APG function check] Screen
5. Check that the mark on the top of the APG cam is "--". Run the check two times
and check the mark.
„
“--” is on the top: Go to Step 7
„ “--” is not on the top: Go to Step 6
Figure 4-19. Checking the APG cam
6. Since the APG is not switched correctly, execute the following remedy responding
to the symptom.
After taking the above measure, return to Step 4 to check again.
7. Click [Finish] .
8. Turn the printer OFF to finish the adjustment.
Symptom Remedy
The CR UNIT does not move to the APG
switch position (home position). Since the CR UNIT may not move smoothly,
lubricate the CR UNIT.
(P. 287)
The CR UNIT moves to the APG switch
position but the APG mechanism does not
operate.
Since the APG Motor may not operate, check the
wiring of the APG Motor. If there is no trouble
for the wiring, replace the APG Motor (APG
unit).
(P. 144)
The APG mechanism operates but the APG
is not switched correctly.
Since the APG mechanism on the CR UNIT may
not have been installed correctly, replace the CR
UNIT.
(P. 156)
Mark on the top
- -
APG cam