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Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Revision A
TROUBLESHOOTING Error Indications and Fault Occurrence Causes 45
Confidential
• Power on
•–
When turning on the power, the power on
sequence is performed correctly. But,
when any printer job is sent to the printer,
a communication error is indicated with
STM3.
USB Cable
1. Check if the USB Cable is connected between the printer
and the PC.
1. Connect the USB Cable to the printer and the
PC.
Main Board
1. Check if an correct model name is stored into the address
of the EEPROM on the Main Board.
1. Use the Adjustment Program to write the
correct value to the EEPROM address.
2. Check if the Panel FFC is connected to J2 on the Main
Board.
2. Connect the Panel FFC to J2 on the Main
Board.
Table 3-8. Check point for Communication error according to each phenomenon
Occurrence
timing
CR position
Detailed phenomenon
Defective
unit/part name
Check point Remedy
Panel FFC
J2