The troubleshooting steps in the document here may help resolve black not printing on your HP Officejet 6978. If you have gone through the steps in that document without success then I would suggest cleaning the printhead as shown in the video here (I would s...
惠普6978是一款北美的墨盒式喷墨打印机，在国内通常被称作为水货机。这类打印机的特点是机器价格不到，...
Operating System: Microsoft Windows 10 (64-bit) Good evening, I bought an HP officeJet pro 6978 printer in Canada. When I moved to Europe I put authentic HP 903 cartridges in this printer but an incompatibility message appeared. So I inquired and I learned that I have to change the...
惠普HP OfficeJet Pro 6978多功能无线打印机 彩色喷墨照片打印复印扫描传真双面图片、价格、品牌样样齐全!【京东正品行货,全国配送,心动不如行动,立即购买享受更多优惠哦!】
出现了相关的一些故障的话是很正常的现象，因为使用时间过久的时间就会这样。
HP OfficeJet Pro 6978 All-in-One Printer Get support for this product Choose a different product Detected operating system: Windows 10 (64-bit) Choose a different OS Select your software and drivers below: Install HP Smart app to complete setup and support Recommended Install HP...
惠普(HP)OfficeJet Pro 6978多功能无线打印机 彩色喷墨照片打印复印扫描传真双面图片、价格、品牌样样齐全!【京东正品行货,全国配送,心动不如行动,立即购买享受更多优惠哦!】
HP OfficeJet Pro 6978 All-in-One Printer Get support for this product Choose a different product Detected operating system: Windows 10 (64-bit) Choose a different OS Select your software and drivers below: Install HP Smart app to complete setup and support...
HP OfficeJet Pro 6978 All-in-One Printer ENERGY STAR | Small medium business GO TO NEWER MODELSHOP INK OR TONER DiscontinuedThis printer has been discontinued. Please shop for associated supplies. FunctionsPrint, copy, scan, fax Print, Copy, Scan, Fax ...
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