Epson Stylus Pro 3800 - Remedies for Service Call Error; Troubleshooting

Epson Stylus Pro 3800/3800C/3850/3880/3885/3890 Revision C
TROUBLE SHOOTING Remedies for Service Call Error 74
3.5 Remedies for Service Call Error
The following tables explains the Service Call error messages and remedies.
C H E C K
P O I N T
Make sure to check the related connectors and cables for poor
connection or any abnormality before replacing any electrical part
as instructed in the Remedy column. If the replacement does not
solve the problem, replace the main board.
Error Code Error Name Description Remedy
1101 CR life error The CR scan path counter has reached a predetermined level.
(The end of life of the Ink Supply Tube)
Replace the Ink Supply Tube (INK, SYSTEM, ASSY) and reset
the counter using the Adjustment Program.
In addition, check the statuses of the CR motor (MOTOR ASSY.,
CR), the driven pulley, the Carriage Unit, and the Head FFC, if
any abnormal noise or wear is found, replace the corresponding
part(s) along with the Ink Supply Tube.
See 4.3.9.3 INK, SYSTEM, ASSY. on page 153.
1120 CR lock error The CR encoder failed to read the CR scale during a
predetermined time period.
Replace the CR encoder (BOARD ASSY., ENCODER, CR).
See 4.3.11.2 BOARD ASSY., ENCODER on page 192.
Replace the CR scale (SCALE, CR).
See 4.3.7.1 SCALE, CR on page 132.
The carriage unit does not operate due to a CR motor failure or
some reasons.
Move the carriage unit manually to check if it moves smoothly,
and fix any abnormality.
Replace the CR motor (MOTOR ASSY., CR).
See 4.3.5.3 MOTOR ASSY., CR on page 123.
1121 CR reverse error An abnormal operation (reveres movement) of the carriage was
detected a predetermined number of times.
Check the CR scale (SCALE, CR) for incorrect attachment,
scratch, dirt, and fix any abnormality.
Replace the CR scale (SCALE, CR).
See 4.3.7.1 SCALE, CR on page 132.
Replace the CR encoder (BOARD ASSY., ENCODER, CR).
See 4.3.11.2 BOARD ASSY., ENCODER on page 192.
1122 CR overspeed error The carriage moved faster than a designated level. Check the CR scale (SCALE, CR) for incorrect attachment,
scratch, dirt, and fix any abnormality.
Replace the CR encoder (BOARD ASSY., ENCODER, CR).
See 4.3.11.2 BOARD ASSY., ENCODER on page 192.
Replace the CR motor (MOTOR ASSY., CR).
See 4.3.5.3 MOTOR ASSY., CR on page 123.
Replace the main board (BOARD ASSY., MAIN).
See 4.3.4.1 BOARD ASSY., MAIN on page 113.