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Table 6.1 Error Code List for AnNCPU (Continue)
Error
Error
Code
Message
(D9008)
"MAIN CPU
60
DOWN"
(Interrupt
fault)
AnNCPU
only
"BATTERY
70
ERROR"
(Checked at
power-on)
CPU
Error and Cause
States
Stop
(1) INT
instruction
processed in
microcomputer program
area.
(2) CPU malfunction due to
noise.
(3) Hardware error of CPU
module.
Contin
(1) The battery voltage has
ue
dropped to below the
specified value.
(2) The lead connector of
the battery is not
connected.
92
Corrective Action
(1) Because the
INT
instruction cannot be
used in the
microcomputer program,
remove it.
(2) Take measures against
noises.
(3) Replace the CPU
module.
(1) Replace battery.
(2) Connect the lead
connector if RAM
memory or power failure
compensation function
is used.

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