This document provides the user manual for the HP L2105tm / 2209t LCD touch screen monitors. The monitors feature a liquid crystal touch screen and high resolution, making them suitable for various applications.
This manual provides safety guidelines, recycling information, and a list of system components and accessories for the HP L2105tm / 2209t LCD touch display. It includes detailed connection instructions, installation steps, and how to adjust the viewing angle.
The guide also covers touchscreen operation for Windows 7, Vista, and XP, troubleshooting tips, product specifications, preset video modes, and a connector pinout appendix. This manual is written in Chinese.
| Panel size | 21.5 in (54.61 cm) |
|---|---|
| Contrast ratio | 3000:1 (typical) |
| Viewing angle | 170° horizontal, 160° vertical (typical) |
| Response time | 5 ms (typical) |
| Brightness | 265 cd/m² (typical) |
| Input signals | Analog (D‑sub) and Digital (DVI) |
| Color depth | 16.7 M colors |
| Maximum resolution | 1920 × 1080 @ 60 Hz |
| Power consumption (max) | 48 W |
| Weight | 6.4 kg (14.1 lb) net |
| Dimensions (W×H×D) | 513 mm × 393 mm × 228 mm |
The display can operate with an input voltage of 100‑120 V or 200‑240 V.
Adjust the viewing angle between 5° and 20° as shown in the manual.
Only Windows 7 supports multi‑touch; Windows Vista and Windows XP do not.
Disconnect and reconnect the USB cable after waiting at least 5 seconds.