I/F Related Troubleshooting - Epson Stylus PHOTO RX640 Service Manual

EPSON Stylus PHOTO RX640/650

3.3.4 I/F Related Troubleshooting

This section describes the troubleshooting for the USB I/F and Memory Card Slot.
USB I/F error
Table 3-10. USB I/F Error
Cause Check Point
On Windows, open "My
computer"
Host PC does not
→"Property"
support Windows
→"Device manager".
98 essentially.
"Universal serial bus controller"
is effective?
On Windows, open "My
computer"
→"Property"
Printer driver is not
→"Device manager".
installed correctly.
Printer driver is not installed in
"Other devices"?
Defective USB Operation is normal if USB
cable cable is replaced?
Check to see if there is no
Poor contact adhesion of foreign matters in
the USB interface connector.
Defective main Check to see if main board is not
board damaged.
Troubleshooting
Remedy
Remove the USB driver, and install it
again.
Delete the driver and install it again
according to operation manual.
Replace the USB cable.
Remove the foreign matters, and clean
the contact.
Replace the main board.
Troubleshooting When There is No Error Display
Troubleshooting for Memory Card Slot
Table 3-11. Troubleshooting for Memory Card
Cause Check Point
Check to see if a memory card is
Driver has not been
recognized in the single Assy
installed correctly.
mode.
Data has been Data on card may be destroyed
destroyed. owing to static electricity.
A memory card
Check the card to see if it is one
other than those
of the specified cards.
specified is used.
Memory Card is Check to see if another Memory
faulty. Card can be recognized.
Check to see if foreign matters
Poor contact. are not adhering to Memory
Card or slot.
Firmware has
–
abnormality.
Check to see if FFC is connected
Electric noise, etc.
correctly and Ferrite Core is
has been
positioned in place inside the
generated.
printer.
Defective main Check to see if main board is not
board damaged.
Revision A
Remedy
Temporarily remove the driver, and then
install it again.
Check to see if card data is read by a PC.
If not, format the card.
Use a memory card specified.
Use a new Memory Card.
Remove the foreign matters, and clean
the contact.
Upload firmware.
After the confirmation, if they have no
abnormality, replace the main board.
Replace the main board.
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