Jul 25, 2023 · 如果复位后，某台电脑打印时仍报49错误。 请在电脑上打开控制面板--设备和打印机--找到打印机图标。 右击它--打印机属性--端口。 再找到前面带√号的端口，发图片给我，以便确认问题，谢谢。

The HP 49/50 series are Hewlett-Packard (HP) manufactured graphing calculators. They are the successors of the HP 48 series. There are five calculators in the 49/50 series of HP graphing calculators.

Sep 18, 2022 · 您有了hp帐户还可以用到其他惠普支持网站及软件，访问惠普支持网站可以在一个页面管理您的所有设备，查看保修信息，售后案例状态等。 创建您的HP账户

Apr 4, 2024 · The HP Printer Error Code 49, which you're encountering on your HP LaserJet MFP M139-M142, is typically related to a communication issue between the printer and its network or a specific job that it's trying to process.

Feb 17, 2025 · The largest, best source on the Internet for software for and information about Hewlett Packard's HP Prime, HP 50g, HP 49G, HP 48 series, HP 38G, and HP 28 series graphic calculators.

Oct 1, 2024 · 错误代码49通常表示打印机的固件存在问题，这可能导致打印机停止工作。 遇到这种情况，我们首先应该尝试重启打印机。 具体操作为：关闭打印机，等待几分钟后再重新启动，观察是否依然显示错误代码49。

Oct 1, 2024 · 华硕主板报错49，通常指的是在启动过程中遇到的错误代码为49，这种错误代码可能由多种原因引起，包括硬件问题、软件配置错误等，以下是一些可能的原因及相应的解决方案：可能的原因1、硬件接触不良：如cpu底座与机箱接触不良，或内存插槽松动，2、p...

Feb 27, 2024 · 打印队列中的某个文件可能会导致打印机出现错误代码49。 我们可以在电脑上找到并清除打印队列中的所有文件，然后重新尝试打印。 如果以上简单的方法经过尝试后，大家还无法解决惠普打印机出现49问题。

Sep 5, 2024 · The 49.XX.XX error is recognized by the printer's formatter and/or firmware, when an internal component fails or if data received by the printer is not supported or corrupt. Power …

Various quick tutorials for the HP 49 series of calculators. Broken up into 5 sections, ranging from getting started for new users (flags, data entry etc), to basic macros with User RPL and customizing menus and the keyboard. In HTML, with lots of screenshots (with both the 49G and g+). By Alistair Borowski. 2003-12-25