CVM1-PA208 Omron, CVM1-PA208 Datasheet - Page 137

• Manufacturer Part Number: CVM1-PA208
• Description: CV/CVM1 POWER SUPPLY, AC
• Manufacturer: Omron

Specifications of CVM1-PA208

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

6-5
CPU Rack/Expansion CPU Rack/Expansion I/O Rack
Error Processing and Correction
POWER indicator is not lit.
RUN indicator is not lit.
PC 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.
DPL BUS ERR indicator is
lit.
VERIFY ERR indicator is lit.
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.
The redundant system is faulty.
The redundant system or the CPU 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.
Replace Duplex Unit or Backplane.
Replace Duplex Unit or Backplane.
Remedy
Section
121
6-5