The **HP LaserJet P2055d** is a monochrome (black and white) laser printer designed for small to medium-sized offices. Here’s an overview of its key features, specifications, and troubleshooting tips:

### **Key Features:**
– **Print Speed:** Up to **33 ppm** (pages per minute).
– **Print Resolution:** **1200 x 1200 dpi** (enhanced quality).
– **Duplex Printing:** Yes (**automatic double-sided printing**).
– **Paper Handling:**
– **Input Tray:** 250 sheets (standard).
– **Output Bin:** 150 sheets.
– **Connectivity:** **USB 2.0** (no built-in Wi-Fi or Ethernet).
– **Memory:** **32 MB** (expandable up to **288 MB**).
– **Supported OS:** Windows, macOS, Linux.
– **Duty Cycle:** Up to **50,000 pages per month**.

### **Included Software:**
– HP LaserJet Full Feature Software (for drivers and utilities).
– HP Toolbox (for printer management and diagnostics).

### **Toner Compatibility:**
– Uses **HP CB540A (Black)** toner cartridge (~2,500 pages at 5% coverage).
– Compatible with **high-yield HP CB541A** (~6,500 pages).

### **Common Issues & Fixes:**
1. **Paper Jams**
– Check for obstructions in the paper path.
– Ensure paper is loaded correctly and not wrinkled.

2. **Print Quality Issues (Faded Prints, Streaks)**
– Replace the toner cartridge if low.
– Clean the printer’s interior with a lint-free cloth.
– Run a **cleaning cycle** from the **HP Toolbox**.

3. **Driver/Connection Problems**
– Download the latest drivers from [HP Support](https://support.hp.com).
– Try a different USB cable or port.

4. **”Memory Overflow” Error**
– Reduce print job complexity (e.g., fewer graphics).
– Upgrade the printer’s memory (if needed).

5. **Duplex (Double-Sided) Printing Not Working**
– Ensure the duplex unit is properly installed.
– Check printer settings in the driver.

### **Discontinued Status:**
– The HP LaserJet P2055d is no longer in production, but drivers and support are still available from HP.

### **Alternatives (If Unavailable):**
– **HP LaserJet Pro M404dn** (similar speed, modern equivalent).
– **HP LaserJet P2035** (slightly slower, no duplex).

Would you like help with a specific issue or driver installation? Let me know!