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Unrecoverable Error
When an unrecoverable error occurs, an error code appears on the LCD and product operation stops.
If turning the product off and then back on again does not clear the error, servicing is required.
Error code
Error name
APA11
CPU execution error
AHB12
Read/Write error
AHB11
AKA41
High-voltage error
AKA42
Low-voltage error
AKA11
AAA21
AAF21
AAF31
Drive circuit error
AKA82
AKA31
AKA71
AGB11
AGA14
AGC22
IJ mechanism error
AGD21
AGD22
Communication device
AKA51
error
Double-feed detector noise
AKA81
level error
D o u b l e - f e e d d e t e c t o r
AKA83
detection error
BGA1F
Maintenance error
BGA31
APJ21
Network main board error
Network interface board
AKB54
error
Firmware version mismatch
API23
error
Error details
CPU is executing an illegal address.
Normal operation is not performed following read/write check.
Power supply voltage is high.
Power supply voltage is low.
Drive circuit error occurred.
Ink jet mechanism error occurred.
USB error occurred.
Noise was detected by the double-feed detector.
Double-feed detector error occurred.
The specified number of pump drives, or the specified absorber absorp-
tion volume has been exceeded.
There is an error in the network main board.
There is an error in the network interface board.
The firmware versions of the printer, network main board, and network
interface board do not match.
If the firmware is rewritten again and it finishes successfully, the product
will recover from the error.
Chapter 6 Troubleshooting
88
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