Epson 7600, 9600 Servo interrupt watchdog time-out, System interrupt watchdog time-out

EPSON Stylus Pro 7600/9600 Revision A

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).

Troubleshooting Error Display 139