LASER CLASS 730i/720i/710 Chapter 5: Appendix
5-29
b-6) Removing the memory board
When removing the memory board, perform the steps in b-3) Attaching memory boards in
reverse order. If the socket of the memory board is of a push-button type, press the push
button so that the board will slide out. If it is of a lever type, spread the right and left
levers. Be sure to remove the memory board only after turning the power off and removing
the jumper plug on SCNT board jumper switch (JP17).
If the memory board is removed with the jumper plug attached to the SCNT
board jumper switch, the memory board will suffer damage.
3.1.3 Maintenance and service
a) Troubleshooting
The fax does not recognize the memory board even when the test mode D-
RAM test is executed.
Solutions: (1) Check that the memory board is securely connected.
(2) Replace the memory board.
(3) Replace the SCNT board.
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