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EPSON Stylus Pro 7600/9600 Revision A
Troubleshooting Error Display 139
3.2.4.10 Servo interrupt watchdog time-out (00010008)
Explanation:
During the CR Motor or PF Motor operation, there may be a case where watch dog
time-out is detected in the DC motor control circuit or on the ASIC. In such a case,
this message is displayed and the printer stops operating.
Cause of trouble:
System trouble.
Remedy:
Since the cause is deemed to be a defective CPU or ASIC, replace the MAIN
Board (C472 MAIN) (p.207).
3.2.4.11 System interrupt watchdog time-out (00010009)
Explanation:
In the data processing stage on the C472MAIN Board, there may be a case where
runaway or defective cash occurs on CPU or ASIC. In such a case, this message is
displayed and the printer stops operating.
Cause of trouble:
System trouble.
Remedy:
Since the CPU or ASIC is deemed defective, take the following action:
If this error is not cleared even when the power is turned off once and on again, replace
the
MAIN Board (C472 MAIN) (p.207)
.
3.2.4.12 CR home position sensor error (0001000A)
Explanation:
During initial operation at power on or during printing operation, there may be a
case where the home position can not be detected at the home position detection
timing or within a specified period of time. In such a case, this message is
displayed and the printer stops operating.
Cause of trouble:
Shield plate detection error due to no change in the signal from the CR home
position sensor.
Points to be checked:
1. Check that the sensor functions properly.
(Refer to “5.2.2.3 Sensors ”(p224) in the self-diagnostics menu.)
2. Check that the sensor is free from adhesion of any foreign matters.
Remedy:
• Replace the CR_HP Sensor ASSY (p.183).
• Replace the MAIN Board (C472 MAIN) (p.207).
3.2.4.13 PF home position sensor error (0001000B)
Does not occur (there is no function to detect PF home position).