Epson Stylus NX510 Service Manual page 67

Epson Stylus NX510/515/SX510W/515W/TX550W/NX415/SX410/415/TX410/419/NX215/SX210/215/TX210/213/219/ME OFFICE 510
Occurrence
timing Detailed phenomenon
CR position
The eject rollers are rotating at high speed
• Power on
when power is turned on. (For about 1
• Anywhere
cycle.)
The Scanner Carriage Unit does not
operate.
• Operation
• Anywhere
A paper feeding sequence failed to feed
the paper, but a paper ejection sequence is
performed.
TROUBLESHOOTING
Table 3-6. Check point for Fatal error according to each phenomenon
Defective
unit/part name
1. Check if the PF Scale is not damaged or contaminated.
PF Scale/PF
Encoder Sensor
2. Check if the PF Encoder Sensor is not damaged.
1. Check if the grease is applied enough on the surface of
the Guide Rail of the Lower Scanner Housing.
Lower Scanner
Housing
2. Check if the Scanner Carriage Unit is set correctly.
1. Check if the PE Sensor Connector Cable is connected to
the connector on the Main Board Unit shown below.
NX510 series:
SX410/SX210 series: CN24
NX510 series
ASF Unit
2. Check if the PE Sensor Connector Cable is not damaged. 2. Replace the ASF Unit with a new one.
3. Check if the PE Sensor is not damaged.
Error Indications and Fault Occurrence Causes
Check point
PF Scale PF Encoder Sensor
CN15
SX410/SX210 series
CN15
PE Sensor Connector Cable
Remedy
1. Replace the PF Scale with a new one.
2. Replace the PF Encoder Sensor with a new one.
1. Apply the grease on the surface of the Guide
Rail of the Lower Scanner Housing after wiping
the old grease with a dry, soft cloth. (Refer to
Chapter 6 "MAINTENANCE"
2. Reassemble the Scanner Carriage Unit.
1. Connect the the PE Sensor Connector Cable to
the connector on the Main Board Unit shown
below.
NX510 series: CN15
SX410/SX210 series: CN24
CN24
3. Replace the ASF Unit with a new one.
Revision A
(p.175))
67
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