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Lexmark X4550 Wireless All-in-One Printer User Manual
The Lexmark X4550 is a wireless three‑in‑one printer that combines printing, copying and scanning. It features built‑in 802.11g Wi‑Fi (compatible with 802.11b), USB 2.0 connectivity, and a 48‑bit flatbed scanner capable of handling thick books and documents.
The manual provides detailed information on print speeds (up to 26 ppm black, 18 ppm color), print resolution (up to 4800 × 1200 dpi), media handling, cartridge compatibility, and supported operating systems for both Windows and Mac platforms. It also lists physical dimensions, weight, duty cycle, and warranty details.
Lexmark X4550 specifications
| Print speed (black) | Up to 26 ppm |
|---|---|
| Print resolution | 4800 × 1200 dpi |
| Scanner depth | 48‑bit color, 16‑bit grayscale |
| Wireless standard | 802.11g (compatible with 802.11b) |
| USB interface | USB 2.0 |
| Paper input capacity | 100 pages (20 lb/75 gsm) |
| Paper output capacity | 25 pages (20 lb/75 gsm) |
| Maximum monthly duty cycle | 3000 pages |
| Dimensions (H × W × D) | 7.0 × 17.8 × 12.8 inches |
| Weight | 12.7 lb |
Source: Lexmark X4550 Wireless All-in-One Printer User Manual
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Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What wireless standards does the Lexmark X4550 support?
It has built‑in 802.11g Wi‑Fi and is compatible with 802.11b networks.
What are the maximum print speeds for black and color?
The printer can print up to 26 ppm in black and up to 18 ppm in color.
What wireless standards does the X4550 support?
It has built‑in 802.11g wireless (compatible with 802.11b) and uses WEP, WPA, or WPA2 security.
Which operating systems are compatible with the X4550?
Supported OSes include Microsoft Windows 2000, XP, XP Professional x64, Vista, and Apple Mac OS X 10.4.4‑10.4 (Intel) or 10.3x‑10.4x (PowerPC).