epson x400

current Page". Click Manual Duplex, the effect is the same as in Word double-sided printing, will be printed after the single page content after the Bullet dialog box to remind you to change sides, OK and then print out the two-page content becomes. Third, set up printer driver to achieve fast duplex printing There are currently a number of printer drivers that provide duplex settings. We can call the default printer installed in "Printers and Faxes" in Control Panel, right-click the default

admission of most of the guests concentrated in the same period of time, such as the morning just opening to around 10 o'clock in the morning, 2 o'clock in the afternoon ~3 points between, so reduce the waiting time for tourists, Speeding up ticket sales speed is the problem that the computer ticketing system must solve. There are two factors affecting ticket speed, one is the printing speed of the hardware printer and the other is the speed at which the print program starts printing and transm

paper is loaded, the photoelectric sensor feels the existence of the paper, produces a telegram return, and gives a paper signal on the control Panel. If the photoelectric sensor is not clean for a long time, the photoelectric sensor surface will be attached with paper scraps, dust, etc., so that the sensor surface dirty, can not be properly photosensitive, there will be false positives. These kinds of phenomena are basically the same problem, the surface of photoelectric sensor is dirty. Unplu

the location of the "Lgbcpr.inf" file. When prompted to specify the "Lexgo.exe" file, specify the "driverswin_9xlexgo.ex_" file in the drive disk, and the system will automatically replicate the required driver files. Once replicated, user-supplied drivers are no longer required to install shared printers on other workstations. However, this approach is cumbersome, and it is difficult for beginners to determine what files are required in the process. A more recommended method is the second, "M

Many wireless routers have wireless printing function, in simple terms, the wireless router provides a USB interface to connect to the printer, open the wireless router, wireless network under the PC can be realized wireless printing. In the practical application, this function setting application is not simple, below we take the wireless printing router Asus Wl-520gu As an example, gives everybody to see how realizes the wireless printing. Wl-520gu with wireless printing function Note that

. Com/walac/pyusb. Git cd pyusb python setup.py install After installation we can operate the printer via USB interface, because most printers support Epson's Printing protocol (very old protocol, so it is supported everywhere), so we can install a call Python-escpos Library to operate the printer with the Epson protocol via PYTHON-USB. 1 sudo pip install Python-escpos But there is still a hole here, because this go