Sharp AR-5316 Advanced Digital Imager Copier "printer service code u2" Questions

Printer I have an old a-162 just turned on for the first time in 5 years, i replaced toner now i get u2 code with 40 sub code...an i wasting my time with this old baby u2-40 is a code that this copier

CODE U2-4 COULD BE RELATED TO THE MEMORY BATTERY BEING DEAD ON TEH MAIN BOSRD IF IT IS AN OLD MACHINE SO YOU COULD CHECK THSI OR REPLACE AND TRY WITH NEW coll for service u2-40 CRUM chip communication

...printer just came up with U2-40 error code. Any suggestions? Our budget is so tight, I don't want to call for service. U2-40 CRUM communication error Detail-Toner cartridge CRUM data read error ...

...service U2-40. I want best solution. Plz. give me solution. This means that the cartridge's sensor is miscommunicating with the copier memory thus the code U2 -40. You should clean the inner sensor ...

...code u-2 solution U2 00 EPROM error 11 EPROM error U2 04 EEPROM serial communication error 11 counter check sum error 12 adjustment value check sum error(EEPROM) 40 CRUM communication error ...

...service u2-40" please what can i do to solve the problem? in order press * Entering the simulation mode 1) #/P key (program) ON â?? Asterisk (*) key ON â?? CLEAR key ON â?? ...

CALL FOR SERVICE. CODE: U2-91 U2 is memory problem use code 16 to reset it

pls i need the code repair for sharp AR m236 Photocopier Automatic. Because he normally tell me call for service Code U2 - 40. U2 04 mean eefrom read write error serial communication error

...service: code U2-05 i have this code on the Sharp MX-2700N office printer i have no idea how to fix it can anyone help i think that u2 shows some memory or eeprom problem just reset it .press clear ...

...service Code U2-00 error code. anyone have any easy fix solutions? or call someone to come check it out? Check EEPROM for proper set-up To prevent the erasure of counter data and adjustment values, ...