User manual

LC8700 User Manual Rev. 1.0

Attached RS-232 device is not working

1. Check that the device and LC8700 have power.

2. Check RS-232 connections at the device and LC8700.

3. Check whether baud rate and data format settings of application is matching with the

device.

4. Attach the wrap plug to the device end of the RS-232 cable and run an RS232 port test

program. If the test passes, replace the serial device. If the test fails, go to step 5.

5. Attach a wrap plug to the RS-232 port of the LC8700 and rerun the RS-232 loop test. If

the test passes, replace the RS-232 cable. If the test fails, replace the LC8700.

LC8700 does not boot from internal compact flash

1. Check in BIOS setting whether the boot device priority is set to boot from the compact

flash (note that the compact flash is installed as IDE hard disk drive).

2. Check if the operating system on the compact flash is corrupted. If so, try reinstalling the

operating system or replace the compact flash.