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c) Function of LED on Master card DR-11 and Counter/Valve card LS-23
These cards have 2 LED in front
red
CPU
This LED is ON, if the CPU in the system stand still. In this case, the
system is automatically restarted.
Check following, If this is not sucessfull :
a) EPROM installed ?
b) CPU or EPROM correct installed in the socket ?
c) Quartz for CPU --> OK
If a) to c) --> OK,
change card
yellow
no function for dosíng application
This LED is used for showing information for our serviceman. Several
software version used this LED for indication e.g. the startinput.