HP Notebook Series Reference Guide

Troubleshooting
Reference Guide 6–19
Serial, Parallel and USB Problems
If a Serial Mouse Does Not Work
■ Make sure you followed the manufacturer’s installation
instructions completely and have installed the mouse
properly. If not, repeat the procedure.
■ Make sure the port connection is secure.
■ Restart the notebook. Select Start > Turn Off Computer >
Restart.
■ Check mouse settings in Control Panel. Select Start > Control
Panel > Printers and Other Hardware > Mouse.
■ Use a mouse that connects to the USB port.
■ Check the port settings in Control Panel. Open the hardware
Device Manager, then select Ports (COM & LPT).
If a Serial Modem Does Not Work Properly
■ Make sure the port connection is secure.
■ Use the Modem troubleshooter in Windows Help. Select
Start
> Help and Support.
■ In Control Panel, open Phone and Modem Options, and check
the modem settings.
■ Disable the internal modem:
1. Open the hardware Device Manager. Select Start >
Control Panel > Performance and Maintenance > System.
2. Select Modem to list the current modem devices.
3. Select the internal modem, then select the option to
disable the modem.
■ Check the port settings in Control Panel. Open the hardware
Device Manager, then select Ports (COM & LPT).

HP Notebook Series Specifications

General

Category	Laptop
Series	Notebook Series
Processor	Varies by model (e.g., Intel Core i3/i5/i7, AMD Ryzen)
RAM	Varies by model (e.g., 4GB, 8GB, 16GB)
Storage	Varies by model (e.g., 256GB SSD, 1TB HDD)
Display	14-inch to 17.3-inch HD or FHD (varies by model)
Operating System	Windows 10 or Windows 11 (varies by model)
Graphics	Integrated Intel or AMD Graphics or Discrete NVIDIA or AMD Graphics (varies by model)
Battery	Varies by model
Weight	Varies by model