LINK Systems OmniLink 5000 User Manual

Page 113

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8.5

The position read from the resolver does not agree with the position read from the optical encoder. This
could indicate misalignment within the resolver assembly (set by the factory), a wiring problem from the
resolver to the R/D board, or a fault on the R/D board.

"NO SIN/COS"
This indicates that either the sine or cosine signal from the resolver does not exist. This could indicate a
resolver failure, a wiring problem from the resolver to the R/D board, or a fault on the R/D board.

"RESOLVER DRIVE FAULT"
This indicates a fault in the oscillator drive circuit on the R/D board.

"LMC RELAY FAULT"
When power is turned on, the system 5000 checks the AC feedback signal taken internally from LMC
relay contacts. The error indicates that the relay is not off when commanded to be. This could be a relay
failure, a failure on power supply connector card, or the power supply.

"C/B RELAY FAULT"
The system 5000 checks the AC feedback signal taken internally from Clutch/Brake relay contacts. The
error indicates that the relay is not off when commanded to be. This could be a relay failure, a failure on
power supply connector card, or the power supply.

"CROSS COMM FAULT"
Improper communication between the two channels of the press control. This indicates a failure on the
LOGIC MODULE.

"FEEDBACK FAIL BANK 1"
The outputs on group 1 of the output drive module are not off when commanded to be. This could be
improper cable connection from the output drive module to the relay module, a failure on the relay
module, or a failure on the output drive module. The feedback signals for non-clutch/brake functions
check only the relay drive circuit and not the relay contacts.

"FEEDBACK FAIL BANK 2"

Same as above for group 2

"FEEDBACK FAIL BANK 3"

Same as above for group 3

"FEEDBACK FAIL BANK 4"

Same as above for group 4

"INPUT CONFIG FAULT"
The press control has been configured for the third input card which does not exist in the expanded card
rack, or the press control has not been configured for a third input card which does exist in the card rack.
To correct, the configuration parameter must match the hardware installed.

"MEMORY CHECK FAULT"
This indicates that disagreement exists between the press control Channels A and B. The Memory
Compare diagnostic function can be used to determine which parameter is in conflict.

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