Epson SC-T3000, Service Manual

Page: 53 / 314

SC-T7000 series/SC-T5000 series/SC-T3000 series Revision B
TROUBLE SHOOTING Remedies for Service Call Error 53
Confidential
159F
ATC Lock error
†
Connection failure of the ATC MOTOR.
†
The ATC MOTOR was driven at a speed
abnormally slower than a predetermined one
during operation.
„
Irregular load
„
ATC MOTOR encoder failure
„
ATC MOTOR failure
1. Is there any problems such as damaged cable in the
connections below?
„
ATC MOTOR to MAIN BOARD (CN15)
2. Does the ATC MOTOR encoder work properly?
Check it using the Service Program.
Replace the ATC MOTOR. (See
P.175)
1900 --- In-process life error TBD TBD TBD
1A23 RTC
Incorrect RTC data
error The various absolute time settings stored on the
NVRAM are abnormal. Reset the date and time settings of the RTC using the
Service Program.
If the error still occurs after
resetting the date and time,
perform the followings.
1. Replace the RTC backup
battery.
2. Replace the MAIN BOARD.
(See P.111)
1A26
RTC RTC Access T/O error
The RTC circuit on the MAIN BOARD
malfunctions.
---
1. Turn the power off and remove
the RTC backup battery.
2. After several seconds, re-attach
the battery and turn the power
back on.
3. Reset the date and time settings
of the RTC using the Service
Program.
1A37
--- Thermistor error
†
The HEAD FFC is not connected correctly.
†
A temperature out of a predetermined range was
detected by the Head thermistor.
†
Head thermistor failure
Is the HEAD FFC connected properly without being
connected at an angle and any abnormalities such as
peeled terminals?
1. Replace the HEAD FFC. (See
P.127)
2. Replace the PRINT HEAD.
(See P.126)
1A38
Hardware
Transistor
environmental
temperature error
†
Transistor failure
†
A temperature out of a predetermined range was
detected by the Head thermistor. ---
Replace the PRINT HEAD. (See
P.126)
1A39 Hardware Head error
†
Connection failure of the HEAD FFC.
†
Electric parts or components are damaged due to
improper HEAD FFC connection such as
connecting it at an angle.
„
The drive circuit in the PRINT HEAD is
damaged.
„
The fuse of the MAIN BOARD has blown.
Is the HEAD FFC connected properly without being
connected at an angle and any abnormalities such as
peeled terminals?
1. Replace the HEAD FFC. (See
P.127)
2. Replace the PRINT HEAD.
(See P.126)
3. Replace the MAIN BOARD.
(See P.111)
Table 2-2. Service Call Error
Code Category Error Name Cause Check Item Remedy