Epson WorkForce 600 Service Manual page 54

EPSON WorkForce 600/EPSON Stylus OFFICE TX600FW/BX600FW/EPSON Stylus SX600FW/ME OFFICE 700FW
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 3-4. 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
CN7 on the Main Board.
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
PE Sensor
Connector Cable
CN7
Revision A
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" (p.163))
2. Reassemble the Scanner Carriage Unit.
1. Connect the PE Sensor Connector Cable to
CN7 on the Main Board.
3. Replace the ASF Unit with a new one.
Confidential
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