Epson Stylus Pro 4900/Epson Stylus Pro 4910 Revision A
TROUBLE SHOOTING Remedies for Service Call Error 51
Confidential
2.3 Remedies for Service Call Error
The following tables explains the Service Call error messages and remedies.
Code Error Name Cause Check Item Remedy
1101
CR life error
The maintenance counter for the Ink Supply Tube exceeded
the threshold value. (CR scan pass counter has reached the
specified value (six million passes)).
---
Replace the following parts and
reset the counter of the CR Motor.
Ink Tubes
CR Motor
Head FFC
Oil pad
1125
CR HP detection error
The CR Unit cannot track the Home position to set the CR
origin.
False origin detection due to paper jam or the like
Misreading of CR Scale
CR Lock is damaged.
1. Check if the paper is jammed.
2. Check if the CR Scale is read out properly (See P.171).
Check if the CR Scale is damaged or contaminated.
3. Check if the CR Lock functions normally. (See P.124)
1. Re-install the CR Encoder. (See
P.170)
2. Clean the CR Scale with
ethanol.
3. Replace the CR Scale. (See
P.171)
4. Replace the IS Unit. (See
P.233)
1138
CR Motor
over current error
1. Connection failure of the CR Motor or the CR Encoder.
2. Detects accumulatively more than the specified number of
times that the electric current which flows when driving the
motor is irregularly large.
Irregular load
CR Encoder failure
CR Motor failure
1. Check the following connection for disconnection and
damage.
CR Encoder to SUB Board (CN102)
CR Motor to SUB-B Board (CN204)
2. Carry out “Encoder Check” to check if the CR Encoder
functions normally. (See P.399)
3. Carry out “Motor Measurement Adjustment (CR Motor)” to
check if CR Motor functions normally. (See P.393)
1. Replace the CR Encoder. (See
P.170)
2. Replace the CR Motor. (See
P.168)
3. If the printer does not recover
from the error, it may be caused
by irregular load of the CR
Mechanism. Replace the Printer
Mechanism.
113A
CR Motor
overload error
The electric current flowing when driving the motor is
irregularly large.
CR Encoder cable is damaged.
CR Motor cable is damaged.
Irregular load
CR Encoder failure
CR Motor failure
1. Check if the CR Unit is attached correctly.
2. Check if any foreign material exists in CR Unit’s drive
section.
3. Check the following connection for disconnection and
damage.
CR Encoder to SUB Board (CN102)
CR Motor to SUB-B Board (CN204)
4. Carry out “Encoder Check” to check if the CR Encoder
functions normally. (See P.399)
5. Carry out “Motor Measurement Adjustment (CR Motor)” to
check if the CR Motor functions normally. (See P.393)
1. Re-install the CR Unit. (See
P.168)
2. Replace the CR Encoder. (See
P.170)
3. Replace the CR Motor. (See
P.168)
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