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Chapter 6 Troubleshooting
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
Error details
APA11
CPU execution error
CPU is executing an illegal address.
AHB12
AHB11
Read/Write error
Normal operation is not performed following read/write check.
AKA41
High-voltage error
Power supply voltage is high.
AKA42
Low-voltage error
Power supply voltage is low.
AKA11
AAA21
AAF21
AAF31
AKA82
AKA31
AKA71
Drive circuit error
Drive circuit error occurred.
AGB11
AGA14
AGC22
AGD21
AGD22
IJ mechanism error
Ink jet mechanism error occurred.
AKA51
Comm u n ica ti o n d evi ce
error
USB error occurred.
AKA81
Double-feed detector noise
level error
Noise was detected by the double-feed detector.
AKA83
D o u b l e - f e e d d e t e c t o r
detection error
Double-feed detector error occurred.
BGA1F
BGA31
Maintenance error
The specified number of pump drives, or the specified absorber absorp-
tion volume has been exceeded.
APJ21
Network main board error
There is an error in the network main board.
AKB54
Network interface board
error
There is an error in the network interface board.
API23
Firmware version mismatch
error
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.