Epson SC-T3000, Service Manual

Page: 43 / 314

SC-T7000 series/SC-T5000 series/SC-T3000 series Revision B
TROUBLE SHOOTING Remedies for Service Call Error 43
Confidential
2.3 Remedies for Service Call Error
The following tables explains the Service Call error messages and remedies.
Table 2-2. Service Call Error
Code Category Error Name Cause Check Item Remedy
0001 EMG NMI error CPU detects NMI. ---
Replace the MAIN BOARD. (See
P.111)
0002 EMG System error --- ---
Replace the MAIN BOARD. (See
P.111)
1101 INK TUBE CR life error
CR scan pass counter has reached the specified
value. (which means the INK TUBES have reached
the end of their service life.)
---
Replace the INK TUBES (See
P.152) and reset the counter of the
INK TUBE (See P.231) .
1125
CR CR HP detection error
The CR HP SENSOR cannot detect the CR UNIT.
Or the CR UNIT cannot detect the touching surface
for the home position setting, so the home position
cannot be set.
†
CR HP SENSOR failure
†
False detection of the home due to paper jam or
any other obstacle
†
Misreading of CR SCALE
†
CR Lock is damaged.
1. Is the CR HP SENSOR out of order? Does the light
shielding plate react to the sensor?
2. Is there any paper jammed inside the printer?
3. Does the CR SCALE have any scratches or dirt?
4. Does the CR ENCODER work properly? Check it
using the Service Program.
5. Does the CR Lock function normally?
1. Replace the CR HP SENSOR.
(See P.143)
2. Re-install the CR ENCODER.
If it is faulty, replace it. (See
P.138)
3. Clean the CR SCALE using
ethanol.
4. Replace the CR SCALE. (See
P.135)
5. Replace the CR Lock (PUMP
CAP UNIT). (See P.147)
1138
CR Over current error
†
Connection failure of the CR MOTOR or the CR
ENCODER.
†
The number of occurrences of overcurrent to the
CR MOTOR has reached a predetermined limit.
„ Irregular load
„
CR ENCODER failure
„
CR MOTOR failure
1. Is there any problems such as damaged cable in the
connections below?
„
CR ENCODER to SUB BOARD (CN102)
„
CR MOTOR to MAIN BOARD (CN19)
2. Does the CR ENCODER work properly? Check it
using the Service Program.
1. Replace the CR ENCODER.
(See P.138)
2. Replace the CR MOTOR. (See
P.141)
1139 CR Oscillation error
The control terminal (Vre terminal) of the CR
MOTOR driver has shorted out.
1. Is the CR MOTOR driver on the MAIN BOARD
damaged?
2. Is there any foreign materials around the CR
MOTOR driver?
1. Remove the foreign material.
2. If the error still occurs, replace
the MAIN BOARD. (See
P.111)