Epson 680Pro Service Manual - Page 53

Table 3-6. Paper out error indication, If it is no problem, proceed the next step.

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EPSON Stylus COLOR 680/777/777i Table 3-6. Paper out error indication Step No. Detail phenomenon Check point ASF LD roller dose not attempt to load the paper. But, the PF motor and the Spur gear 35.2 is rotating. • Check if the clutch tooth is broken. Clutch tooth Remedy • Replace the clutch mechanism with new one. 2 Spur gear 35.2 If it is no problem, proceed the next step. 1. Check if the tension spring 0.143 comes off in the Clutch mechanism. 1. Se the tension spring 0.143 in the clutch mechanism. ASF LD roller dose not attempt to load the paper. But, the PF 3 motor and the Spur gear 35.2 is rotating. Tension spring 0.143 2. Set the Compression spring 1.47 in the Change lever. Revision B Table 3-7. Paper out error indication Step No. Detail phenomenon Check point Remedy 1. Check if the tip of the Change lever has any damage. 1. Replace the Change lever with new one. Change lever When the print data is sent to the printer, ASF LD roller continue to load the paper even if the first paper is loaded 4 to the PF roller and the comp. spring 1.47 paper is ejected while the ASF hopper is flapping. 2. Check if the Compression spring 2. Set the Compression spring 1.47 in the Change lever. 1.47 comes off from the Change lever. If it is no problem, proceed the next step. 1. Check if the PF motor 1. Connect the PF motor connector is connected connector to the CN7 on to the CN7. the Main board. 5 When the printer is turned on, ASF hopper dose not operate at all in the power on sequence. 2. Check if the PF motor coil resistance is about 7.8 ohm by using tester Refer to Table 3-1. 2. Replace the PF motor with new one. 3. If the problem is not solved, replace the Main board with new one. Troubleshooting Troubleshooting with LED Error Indications 53

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EPSON Stylus COLOR 680/777/777i
Revision B
Troubleshooting
Troubleshooting with LED Error Indications
53
Table 3-6. Paper out error indication
Step
No.
Detail phenomenon
Check point
Remedy
2
ASF LD roller dose not
attempt to load the
paper. But, the PF
motor and the Spur gear
35.2 is rotating.
•
Check if the clutch
tooth is broken.
If it is no problem,
proceed the next step.
•
Replace the clutch
mechanism with new
one.
3
ASF LD roller dose not
attempt to load the
paper. But, the PF
motor and the Spur gear
35.2 is rotating.
1. Check if the tension
spring 0.143 comes
off in the Clutch
mechanism.
1. Se the tension spring
0.143 in the clutch
mechanism.
2. Set the Compression
spring 1.47 in the
Change lever.
Spur gear 35.2
Clutch tooth
Tension spring
0.143
Table 3-7. Paper out error indication
Step
No.
Detail phenomenon
Check point
Remedy
4
When the print data is
sent to the printer, ASF
LD roller continue to
load the paper even if
the first paper is loaded
to the PF roller and the
paper is ejected while
the ASF hopper is
flapping.
1. Check if the tip of the
Change lever has any
damage.
2. Check if the
Compression spring
1.47 comes off from
the Change lever.
If it is no problem,
proceed the next step.
1. Replace the Change
lever with new one.
2. Set the Compression
spring 1.47 in the
Change lever.
5
When the printer is
turned on, ASF hopper
dose not operate at all
in the power on
sequence.
1. Check if the PF motor
connector is connected
to the CN7.
2. Check if the PF motor
coil resistance is about
7.8 ohm by using
tester
Refer to Table 3-1.
1. Connect the PF motor
connector to the CN7 on
the Main board.
2. Replace the PF motor
with new one.
3. If the problem is not
solved, replace the Main
board with new one.
Change lever
comp. spring 1.47