Here is the error below.
below that is how to reset.
E719
The communication between the card reader and the image processor
PCB is disrupted.
Possible cause The wiring is faulty (short circuit, open circuit). The card reader is faulty.
The image processor PCB is faulty.
Note Be sure to clear the error in service mode : #12 CLEAR>CARD.
Remedy
1) Connector
Is the connection and the wiring for the connector (J1131) of the
card reader and the connector (J210) on the image processor PCB
normal?
NO : Correct the connection.
2) Image processor PCB
Try replacing the card reader. Is the fault corrected?
YES : End.
NO : Replace the image processor PCB.
If E719 is indicated, the fault in communication is retained by the RAM on
the image processor even when the power switch has been turned off and
then on; be sure to execute #12 CLEAR>CARD in service mode before
making corrections.
Enter user mode by pressing additional function key.
select service mode by pressing 'ID' key(#)
scroll down using arrow cursor key till you reach 'clear'.
press ok then scroll to 'card'
press ok. then press stop to exit.
switch machine off. then back on after 5 secs.
Leon, March 2009