Epson Stylus Photo PX700FW Service Manual page 74

Epson Artisan 800/Epson Stylus Photo PX800FW/TX800FW/Epson Artisan 700/Epson Stylus Photo PX700W/TX700W
Occurrence
Symptoms
Timing
The Scanner Unit does not
At power-on
initialize at power-on.
Occurrence
Symptoms
Timing
The Maintenance error is
Any time
displayed.
TROUBLESHOOTING
Table 3-5. Check point for Fatal error according to each phenomenon (Scanner)
Failed Part /
Part Name
1. Is the Scanner Motor cable properly connected to CN49
connector on the Main Board?
Scanner Motor 2. Is the coil resistance of the Scanner Motor
Check with the tester. (See
3. Is the Scanner Motor Cable damaged?
1. Is the Scanner CR Encoder FFC properly connected to
CN49 connector on the Main Board?
Scanner CR
Encoder
2. Is the Scanner CR Encoder FFC damaged?
1. Is the Scanner Carriage FFC properly connected to
CN41 connector on the Main Board?
Scanner Carriage
FFC
2. Is the Scanner Carriage FFC damaged?
Scanner Carriage 1. Is the Scanner Carriage Unit damaged?
Unit
Table 3-6. Check point for the Maintenance request according to each phenomenon
Failed Part /
Part Name
Waste Ink Tray
Assy/
Lower Paper Guide
Waste Ink Pad
Assy
Troubleshooting by Error Message
https://www.manualsbooks.com
Check Point
1. Connect the Scanner Motor cable
correctly to CN49 connector on
the Main Board.

TBD 2. Replace the Scanner Motor cable
Table 3-1) with a new one.
3. Replace the Scanner Motor cable
with a new one.
1. Connect the Scanner CR Encoder
FFC correctly to CN49 connector
on the Main Board.
2. Replace the Scanner CR Encoder
FFC with a new one.
1. Connect the Scanner Carriage
FFC correctly to CN41 connector
on the Main Board.
2. Replace the Scanner Carriage
FFC with a new one.
1. Replace the Scanner Carriage
FFC with a new one.
Check Point
Replace Waste Ink Tray Assy or/and
Lower Paper Guide Waste Ink Pad
---
Assy and reset the waste ink
counter.
Revision C
Remedy Reference
4.2.5.2 " Scanner Motor
Unit " (p.168)
4.2.5.4 " Scanner CR
Encoder Board " (p.172)
4.2.5.3 " Scanner Carriage
Unit " (p.169)
Remedy Reference
•
4.2.4.20 " Waste Ink Tray
Assy " (p.163)
•
4.2.4.21 " Lower Paper
Guide Waste Ink Pad
Assy " (p.165)
Confidential
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