Epson Stylus PHOTO 950 Service Manual page 74

EPSON Stylus PHOTO 950
Table 3-10. Countermeasures when a fatal error occurs
Step Check Point
11 Is there a Replace the junction board on the underside of the carriage that
malfunction of the encoder is mounted on, and check operation.
the CR motor
NOTE:Once the carriage or the carriage guide shaft have been
encoder (photo
removed, several adjustments must be carried out, so
sensor)?
refer to the "Adjustment" and "Disassembly" sections
for details on carrying out these adjustments correctly.
TROUBLESHOOTING
Remedy
Overview
3.1.4.6 Remedy when an adjust lever error occurs
This section describes the check points to be carried out in order to remedy errors that
occur when the printer mechanism's paper guide is open.
The various causes of this error and how to remedy them are given below. You should
carry out the checks in the order specified. As a guide to understanding the table, if the
answer to the question for a check item is yes, then carry out the operation given next
to that question. If the answer is no, proceed to the next step.
Table 3-11. Countermeasures when an adjust lever error occurs
Step Check Point
1 Is the Adjust If the Adjust lever is set to the back position, move it to the
lever set forward position.
correctly?
2 Is connector Connector CN13 on the main circuit board is used to send the
CN13 (yellow: feedback signals from the adjust lever to the main circuit board.
3-pin) on the Therefore, if this connector is disconnected, the same operation
main circuit occurs as if there is a problem with the Release sensor itself.
board or the
sensor connector
disconnected or
loose?
Revision A
Remedy
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