rtd cpuModule CMC6686GX, User Manual

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two hard drives will not
work, but one does both drives configured for
master set one drive for master and the other for
slave operation (consult drive documenta-
tion)
floppy does not work "data error" due to drive up-
side down orient drive properly (upright or on its
side)
will not boot when video
card is removed illegal calls to video controller look for software trying to access non-ex-
istent video controller for video, sound, or
beep commands
won't boot from PCMCIA
hard drive booting from PCMCIA is not
supported boot from SSD, use autoexec.bat to load
PCMCIA drivers, run application from
PCMCIA card
COM port will not work in
RS422 or RS485 modes not configured for RS422/485 correctly configure serial port in Setup
program
COM port will not transmit
in RS422 or RS485 mode not enabling transmitters control RTS* bit of Modem Control Reg-
ister to enable transmitters; see Serial Port
descriptions
date and time not saved
when power is off no backup battery connect a backup battery to the Multifunc-
tion connector