The drivers contained on this page are suitable for the device name is: USB Serial Port Driver (CMO6551). Before downloading, please check that your operating system version is included in the list below, so that the device will work better.
Driver Package Download
Please select the driver released by this manufacturer according to your device type and the manufacturer of the device, and then click the "Download" button to get the download address of driver packages for this device.
For OS
Version
Type
Applicable Devices
Download
Languages supported by this driver package: English
Windows XP (32 bit)
Windows XP (64 bit)
[03/17/2008]
2.0.5.0
Ports
Common malfunction & Repair methods
The following are some common failures of , as well as the solutions to these failures. If you encounter some problems during the driver installation, or after installing the driver, these devices still cannot be used normally, it is recommended to find the corresponding problems and solutions from here, and these problems are relatively common problems.
The printer used to work normally, but when printing recently, the paper suddenly stopped feeding. W …
viewPrinter Faults | Views: 426
When the printer was printing recently, it was found that the back of the printed paper was stained. …
viewPrinter Faults | Views: 360
The print quality is poor or there are malfunctions, such as the end of the paper cannot be printed, …
viewPrinter Faults | Views: 472
After the computer starts, it emits one long and two short, a total of 3 beeps, and the display is b …
viewGraphics Card Faults | Views: 396
The computer motherboard integrates a sound card, and the Windows system is installed. It used to be …
viewSound Card Faults | Views: 395
On the printed paper, the handwriting is clear on one side and unclear on the other. What is the rea …
viewPrinter Faults | Views: 685
In addition, many times the device cannot work normally, and it is not necessarily because the driver is not installed properly. Most of the problems are caused by the following reasons:
1. Hardware problems, such as hardware damage, loose wiring, too much dust covering the hardware. . .
2. Operating system and driver are not compatible.
3. The parameter setting of the hardware device is wrong, which causes that sometimes it can work normally, and sometimes it can’t work normally.
4. Conflicts with other software, such as conflicts in occupying hardware resources, accidental deletion or modification of driver files.
Use the search function to quickly find the driver you need
If the drivers provided above are not what you want, or if you want to download drivers for other devices, you can enter the device name in the input box at the top of the page to quickly find various drivers.