Epson Stylus Photo R290, Service Manual, Page: 32 / 125

EPSON Stylus Photo R280/R285/R290 Revision B
Chapter 3 Troubleshooting 3.3 Troubleshooting by Error Message 32
Table 3-5. Troubleshooting for Fatal Error
Occurrence
Timing
Symptom Failed Part Check Point Remedy Reference
At power-on
• CR motor does not
rotate at all.
• CR Unit hits against
the right side of the
Main Frame.
CR Motor
1. Is the CR motor cable not connected to CN14 on
the Main Board?
1. Connect the cable correctly.
4.3.1 “Main Board
Unit”(p.61)
2. Is there a malfunction of the CR motor?
2. Replace the CR motor.
4.4.12 “CR Motor”(p.84)
Main Frame
1. Is their any dirt on the Main Frame? Or is the
frame not adequately lubricated?
1. Clean off any dirt on the frame and apply
adequate grease on it.
6.1.3 "Lubrication"
(P.114)
CR Guide Shaft
1. Is their any dirt on the CR Guide Shaft? Or is the
shaft not adequately lubricated?
1. Clean off any dirt on the shaft and apply
adequate grease on it.
6.1.3 "Lubrication"
(P.114)
2. Is the PG cam chipped or broken? 2. Replace the CR Guide Shaft.
4.4.13 “CR Unit”(p.86)
CR Encoder
1. Is the Head FFC not connected to the CR encoder
connector?
1. Connect the Head FFC to the connector
correctly.
2. Is the CR encoder chipped or broken? 2. Replace the CR Unit.
Head FFC
1. Is the Head FFC broken? 1. Replace the Head FFC.
CR Scale
1. Is the CR Scale not moving freely, centered
between the sides of CR encoder sensor?
1. Install the CR Scale correctly.
4.4.3 “CR Scale”(p.74)
2. Is there any dirt on the CR Scale? 2. Clean off any dirt on the CR Scale. If the scale
get heavily soiled, replace the scale.
3. Is the CR Scale chipped or broken? 3. Replace the CR Scale.
Timing Belt
1. Is the Timing Belt attached incorrectly?
1. Attach the belt correctly.
4.4.13 “CR Unit”(p.86) /
4.4.12 “CR Motor”(p.84)
PG Cam
CR Shaft