Frequently Asked Questions about 7VSGS084CD01
What does the diagnostic readout 110110 mean?
The diagnostic readout 110110 has a fault number FL54 and a fault name NO U5 and means that between U5 to U4 there is a communication error (L, T).
-Check for PROM revision compatibility.
-Replace the whole control card or just replace U4 and U5.
What does the diagnostic reaout 110111 mean?
The diagnostic readout 110111 has a fault number FL55 and a fault name U5BAD and means the U5 RAM, the timer on the ALU is bad (L, T).
-U5 has failed and needs to be replaced.
What does diagnostic readout 111000 mean?
The diagnostic readout 111000 has a fault number FL56 and a fault name U5ROM and means the U5 ROM has failed (L, T).
-U5 has failed and needs to be replaced.
What does the diagnostic readout 111001 mean?
The diagnostic readout 111001 has a fault number FL57 and a fault name NOPEN and means there is an Annunciate N.O interlock on the Application card (N, A).
-The external input at 4TB8 (13PL-8).
-The Application card is absent but was selected by a soft jumper, check ADR010-APPJP.
What does the diagnostic readout 111010 mean?
The diagnostic readout 111010 has a fault number FL58 and a fault name U5COM and means the U4 is not communicating correctly with U5 (L, T).
-Check for PROM revision compatibility.
-The digital tach pulse rate exceeds 41,000 Hertz.
-There is noise on the tach input.
What does the diagnostic readout 111011 mean?
The diagnostic readout 111011 has a fault number FL 59 and a fault name NO U6 and means the U6 does not communicate properly with U4 (L, T).
-Check for PROM revision compatibility.
