Epson Action Laser II - Manual (Page 181)

Options
The optional interface may not be installed correctly. Turn off the
printer and unplug the interface cable and the power cable. Then
check to see that the mating connector of the interface is correctly
plugged into the main board. See The Optional Interface Board
in Appendix A for more information.
You may be using the wrong interface cable. Check with your
dealer to make sure you have the right cable. Also make sure
that you are using a shielded cable.
After installing additional memory, the printer does not function
as expected.
After you turn on the power, the RAM Check message does not display
the expected amount
of
memory.
The RAM chips or the memory board may not be installed
correctly. Turn off the printer and check the installation. Make
sure
that the
chips are installed in the correct sector of the
memory board and that each chip is firmly seated in its socket.
Also make sure that
the
notches on the chips are all pointing in
the correct direction. See Appendix A for more information.
Complex pages still cannot be printed and the INSUFF MEMORY
message appears on the display.
FULL PRINT, RX-BUFFER, or CH option setting in SelecType
may need to be changed. See Chapter 4 for more information.
You may not have installed enough memory. You can add up to
5.0MB of memory for a total of 5.5MB. If you have added all of
the extra memory possible and the error message continues to
appear, you may have to simplify
the
document you are trying to
print.
7-36 Troubleshooting