Sharp AR-5320 Black and White Copier "serial crum" Questions

...CRUM communication error U2 04 EPROM error 11 Main counter error 12 EPROM error U2 04 EEPROM serial communication error 11 counter check sum error 12 adjustment value check sum error(EEPROM) 40 CRUM ...

...communication error 11 Counter check sum error 12 Adjustment value check sum error (EEPROM) 40 CRUM communication error this the U2 Code Error EEOROM read/write error (serial communication

serial communication error U2-11 Counter check sum error U2-12 Adjustment value check sum error (EEPROM) U2-40 CRUM communication error To clear the U2-40 error try pulling out the toner cartridge and

U2.91 1.EEPROM read/write error (serial communication error) 2.counter check sum error (EEPROM) 3.adjustment value check sum error (EEPROM) 4.CRUM chip communication error

...EEPROM read/write error (serial communicationerror) if 11 occurs Counter check sum error (EEPROM) if 12 occurs Adjustment value check sum error (EEPROM) if 40 occurs CRUM chip communication ...

...v19f serial: Z5Y1BKEB900626Z Crum: 11092450468 Dear Your supposed to aware about firmware handling . you may do at your own risk, any mis-happening can permanently damage the

Serial Number : CRUM-00000000000 Cyan Toner - Vendor ID : CC300INI Cyan Toner - Serial Number : CRUM-00000000000 As you can see the serial numbers have all turned to zero.(I know this is not normal as

...U2 04 EEPROM read/write error (serial communication error) 11 Counter check sum error (EEPROM) 12 Adjustment value check sum error (EEPROM) 40 CRUM chip communication ...

...01 No full wave signal U2 04 EEPROM read/write error (serial communication error) 11 Counter check sum error (EEPROM) 12 Adjustment value check sum error (EEPROM) 40 CRUM chip ...