User's Manual

Troubleshooting
30 Issue 1 November 1998
3. Is the converter box power light on? If not, check the power
supply for the converter box.
4. Is the TXD or the RXD light on the converter box flashing? If
not, check the cables and the connection from the BCMS Vu
PC to the converter box.
5. Was the wallboard plugged in and operating before the
BCMS Vu PC was turned on?.
6. Has the EPROM in the wallboard been changed?
7. Has the wallboard software on the BCMS Vu PC been
removed?
8. Has the COM port on the BCMS Vu PC that is connected to
the wallboard been changed?
9. Check with the BCMS Vu Helpline.
10. Call for repair.
The wallboard displays nonsense or locks up.
Follow these steps:
1. Unplug the wallboard and wait for one minute. Plug the
wallboard back in, and check if it is functioning properly.
2. Check all cables and connections.
3. Check that the wiring is a daisy-chain configuration and not a
star configuration. Check the wiring diagram for the
wallboards.
!
CAUTION:
A star configuration is not supported and causes the wallboard
to freeze.