Mitsubishi Electric Melsec-k Instruction Manual page 86

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5. OPERATING PROCEDURE
Error
Jumbe
c22
Error
Code
CPU
State
Run
continued
Content and Cause of Error
(7) Extra contact, coil, etc.
is provided
in front of OUT F173.
Contact i s provided.
Contact is provided.
3attery voltage error
(1)KGBAT is not loaded in K3NCPU-
( p a .
(2)The connectors of lead wires of
KGBAT are not inserted in the pin
connectors on printed circuit board.
(3)The voltage of KGBAT has reduced
due to discharge.
Corrective Action
C22 battery voltage error does not
pose a problem when K3NCPU-
(P2) is run with ROM and power
failure latch i s not performed. If
CPU stop error has occurred, the
error num ber is disdaved.
(1)Move the RUN key switch t o
"STOP" position.
(2)Turn off the power of program-
mable controller.
(3) Unload K3NCPU(P2) from the base
unit,
(4)Check the loading state of KGBAT
and the inserting state of lead wire
connectors.
(5)Perform the following actions:
OKGBAT is not loaded
.....
Load KGBAT and positively
insert the connectors of lead
wires to the pin connectors
of printed circuit board.
OConnectors are not inserted
positively
.....
Positively insert the con-
nectors of lead wires to the
pin connectors of printed
circuit board.
OConnectors are inserted positively
.....
Change KGBAT.
(See page 149.)
(6)Load K3NCPU(P2) into the base
(-/)Turn on the power of program-
(8)Move the RUN key switch to
unit.
mable controller.
"R U N" posit ion.
Table 5.5 CPU Error List (Continued)
85