PC3000 Complete Installation guide iss 12 - Elektro-Trading

Local Controller Plus Module
6-20
The lower row of indicators provide a monitor of communications channel activity:
Function Colour
Port A Yellow Transmit/Receive on port A
Port B Yellow Transmit/Receive on port B
Port C Yellow Transmit/Receive on port C
Ext Rack Yellow Transmit/Receive on Ext Rack
Procedure in the event of faults
(1) In the event of a flashing system fault indicator after power on check the
following:
Can the diagnostic LED's be matched to the table above?
Are the RAM and EPROM boards correctly and securely fitted?
Are the Programming Station, System Firmware and Function Block issues
compatible with one another?
Are special modules such as the communications modules or the eight channel
analogue input/output module (i.e. modules located in the first five slots of the
main rack) correctly fitted?
Is there a battery fitted and is the battery voltage sufficient?
(2) Program lost on power down or failure for program to restart.
Is the battery voltage low?
Check PcsSTATE Function Block and replace battery.
Has the start up strategy been selected correctly?
Check the PcsSTATE Function Block.
Check the contents of the system error log. Refer to error codes in the
PC3000 Real Time Operating System Reference (HA022918).
(3) Failure during program download.
Is the RAM fitted to the LCM-Plus large enough to accommodate the program?
If the program includes a downloadable Function Block library, is a RAM
card fitted in the slot nearest the back of the LCM?
Is the GID set correctly?
Is the PC3000 in the correct mode to download?
Has the programming Software LCM-Plus Supplementory Disc been
appropriately installed?
PC3000 - Installation Guide