Блин, ну хелп же! Вот что принтер отвечает гипертерминалу:
[ POWER ON Booting... ]
Press any key to execute Monitor Program within 1 sec...
New kernel was found...
CHKSUM
{
check sum start address : 00040000, count : 00440000
check sum : 0000A5A5
} /* Checksum End
Checksum OK!!
Find Compressed Kernel
Kernel UnZip Done!!
jump to 0x40B00000
Check PowerOn Mode PBA Port
( GPIO3In - 0xED674044, GPIOIn - 0xFFFFA5DF )
################### Normal Mode Start##########################AUTH1X_IF_InsertQueueData : 4050C264
AUTH1X_IF_IsWiredPortEnable : 4050BEFC