User`s manual

BD2-3880/3890 User’s Manual
17
8. ERROR HANDLING
8.1 Peripheral Circuit Errors
These errors are detected at power-on or initialization just after a reset.
(1) Error types
Memory error
Cutter error
Error
The CPU made a self-diagnosis of the circuit and detected an error with the external
RAM.
With the auto cutter enabled at the function selection terminal (DS1-1), the auto
cutter (ACS-230-5V) is not connected to the cutter connector (CN201).
Description
Memory error
Cutter error
Error
Unrecoverable
After turning off the power, connect the auto cutter (ACS-230-5V) or turn off the
function selection terminal (DS1-1) and turn on the power again.
Resetting Method
(2) External signal outputs
Connector for interface (CN3)
(3) Resetting methods
18
20
33
34
Pin No.
ERROR
DTR
BUSY
nFAULT
Signal Name
LED output. For a blinking pattern, see “8.3 Error Indication”.
Serial interface
Parallel interface
Parallel interface
Remarks
* First “n” of si
g
nal name indicates “L” active si
g
nal.