CV500-COV03 Omron, CV500-COV03 Datasheet - Page 105
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CV500-COV03
Manufacturer Part Number
CV500-COV03
Description
CONNECTOR COVER
Manufacturer
Omron
Datasheet
1.CV500-COV01.pdf
(182 pages)
Specifications of CV500-COV03
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
CV500COV03
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Error Processing and Correction
5-3
CPU Rack/Expansion CPU Rack/Expansion I/O Rack
92
POWER indicator is unlit.
RUN indicator is unlit.
RUN output does not
turn ON.
RUN indicator lit.
Link Unit or CPU Bus Unit
d
does not operate or malfunc-
tions
tions.
Bit does not operate.
Error occurs in units of 8
points.
I/O bit turns ON
All bits for one Unit do not
turn ON.
i
Symptom
Error Processing and Correction
lf
PCB short-circuited or damaged by heat.
(1) START input terminals are OFF.
(2) Error in program.
(3) Power line is faulty.
Internal circuitry of
Power Supply Unit is faulty.
(1) CPU cable is faulty.
(2) CPU bus is faulty.
(3) Expansion CPU Rack is faulty.
I/O bus faulty.
(1) I/O cable is faulty.
(2) I/O bus is faulty.
(3) Expansion I/O Rack is faulty.
I/O bus is faulty.
I/O bus is faulty.
Cause
Replace Power Supply Unit or Backplane.
Short-circuit START input terminals.
Correct program
Replace Power Supply Unit.
Replace Power Supply Unit.
Replace CPU cable.
Replace Backplane.
Replace I/O Control or I/O Interface Unit.
Replace Backplane.
Replace I/O cable.
Replace Backplane.
Replace I/O Control or I/O Interface Unit.
Replace Backplane.
Replace Backplane.
Remedy
Section 5-3