EPSON Stylus CX4900/CX4905/CX5000/DX5000/DX5050/CX5900/CX6000/DX6000/DX6050 Revision A
TROUBLESHOOTING Troubleshooting 112
• Power on
•Anywhere
The eject rollers are rotating at high
speed when power is turned on. (For
about 1 cycle.)
PF Scale /
Ma
in Board Unit
1. Check if the PF Scale is not
damaged or contaminated.
1. Replace the PF Scale with a new one.
2. Check if the PF Encoder Sensor is not damaged.
2. Replace the Main Board Unit with a new one.
• Operation
•Anywhere
The Scanner Carriage Unit does not
operate.
Scanner Carriage
Shaft
1. Check if the grease is enough on the surface of the
Scanner Carriage Shaft.
1. After wiping the grease on the Scanner
Carriage Shaft with a dry, soft cloth, coat it
with grease. (Refer to Chapter 6
“MAINTENANCE”.)
2. Check if the Scanner Carriage Shaft is set correctly.
2. Reassemble the Scanner Carriage Shaft to the
Scanner Carriage Unit.
• Operation
•Anywhere
The paper feeding sequence is
performed without loading a paper in the
paper loading sequence.
Holder Shaft Unit
1. Check if the PE Sensor Connector Cable is connected to
CN3 on the Main Board.
1. Connect the PE Sensor Connector Cable to
CN3 on the Main Board.
2. Check if the PE Sensor Connector Cable is not damaged.
2. Replace the PE Sensor with a new one.
3. Check if the PE Sensor is not damaged.
3. Replace the PE Sensor with a new one.
Table 3-12. Check point for fatal error according to each phenomenon
Occurrence
timing
CR position
Detailed phenomenon
Defective
unit/part name
Check point Remedy
PF Scale
PF Encoder Sensor
PE Sensor Connector Cable
CN3
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