夏普4818s复印机维修代码u2-40怎么解决
夏普4818 s复印机维修代码u2-40怎么解决 ，U2-40 CRUM communication error
CRUM通讯错误
U2-40 error try pulling out the toner cartridge an d firmly reinstalling it. If that doesn't work you must install a new toner cartridge. There is a CRUM chip on the cartridge that keeps up with how many impressions have been made with that cardridge. You cannot "refill" these cartridges without replacing the CRUM. This problem occurs frequently with remanufactured cartridges.
苏州夏普报修电话696l6769，维修，售后服务
CRUM通讯错误
U2-40 error try pulling out the toner cartridge an d firmly reinstalling it. If that doesn't work you must install a new toner cartridge. There is a CRUM chip on the cartridge that keeps up with how many impressions have been made with that cardridge. You cannot "refill" these cartridges without replacing the CRUM. This problem occurs frequently with remanufactured cartridges.
苏州夏普报修电话696l6769，维修，售后服务
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