EPSON Stylus Pro 4400/4450/4800/4880/4880C Revision C
Troubleshooting Troubleshooting Based on Panel Messages 175
3.2.4  Corrective Actions for Service Request Display
Service request errors are displayed in the LCD panel with the intention of 
notifying the user of the need for a service engineer to check/replace 
corresponding parts.
This section describes service request errors and explains corrective actions 
for when they occur.
SERVICE REQ. 00000101
 Error meaning:
CR Motor life
 Explanation
Indicates that the number of CR Motor passes has reached the specified 
value. The printer will develop the following problems and stop operation if 
printing is continued in this condition.
 Ink leakage through cracks in Ink Tube.
 Poor movement of Carriage Unit due to CR Motor internal wear.
 Remedy
1. Check the number of times that the CR Motor has shuttled at “VIEW 
COUNTER“ from Maintenance Mode 2, look for the measured number 
on the chart, and replace the corresponding parts. (Refer to "1.4.6 
Maintenance Mode 2" (p.90).)
Ο : Replacement required/ Δ : Check the part/ Χ : No arrangement requried
C A U T I O N
If service request error other than "CR, PF servo related 
error", "CR axis detection error", "CPU related error" occurs, 
return the carriage to the home position.
Accumulated number of shuttle movements
Stylus Pro 4800/4880/
4880C
Stylus Pro 4400/4450
Part name
Less 
than 
2,600K
2,600k
∼
5,200k 
and 
above
Less 
than 
1,300K
1,300K
∼
2,600K
∼
3,900K
∼
5,200K 
and 
above
Motor Assy., 
CR
ΧΟΟΧΟΟΟΟ
Pulley, 
Driven/ Shaft, 
Pulley
ΧΟΟΧΟΟΟΟ
Tube, Supply, 
Ink
ΧΔΟΧΔΔΔΟ
Scale, CR
ΧΟΟΧΟΟΟΟ
BOARD 
ASSY., MAIN
ΟΧΧΟΧΧΧΧ