Brother DCP-7055 Manual

The Brother DCP-7055 is a monochrome laser All-in-One printer featuring print, copy, and scan functions. It offers fast printing speeds, high-quality output, flatbed scanning, and user-friendly operation. Below are key sections covering safety, features, installation, setup, operation, maintenance, and troubleshooting.

Features at a Glance

Key components: Monochrome laser printer, flatbed scanner, control panel, paper tray, toner cartridge.

Feature	Description
Print Speed	Up to 20 pages per minute (A4)
Print Resolution	Up to 2400 x 600 dpi
Copy Speed	Up to 20 copies per minute
Copy Resolution	Up to 600 x 600 dpi
Scan Resolution	Up to 1200 x 1200 dpi
Paper Capacity	Up to 250 sheets (standard)
Interface	USB 2.0
Compatibility	Windows, Mac OS, Linux
Toner Yield	Approx. 2,600 pages (standard)
Dimensions	398mm (W) x 398mm (D) x 313mm (H)

Installation

Unpack and inspect contents. Place on stable, level surface near power outlet.

1. Remove all packaging materials and tapes from inside and outside the printer.
2. Install the toner cartridge: Open front cover, remove cartridge from packaging, shake gently, and insert until it clicks.
3. Load paper: Adjust paper guides in tray, load paper (face down), and adjust guides to fit.
4. Connect power cable to printer and wall outlet.
5. Connect USB cable to computer (if installing drivers first, follow on-screen prompts).

WARNING! Do not touch the green drum surface of the toner cartridge. Avoid exposure to direct sunlight or high humidity.

First-Time Setup

Power on printer; install software and drivers.

1. Turn on printer using power switch on rear.
2. Install software: Insert CD or download from Brother website. Follow installation wizard.
3. Select connection type: Choose USB during installation.
4. Print test page: After installation, print a test page to verify setup.
5. Configure default settings: Use control panel or software to set paper size, print quality, etc.

CAUTION! Ensure printer is on a stable surface with adequate ventilation. Keep away from heat sources.

Specifications

• Type: Monochrome Laser All-in-One (Print, Copy, Scan)
• Print Technology: Laser electrophotography
• Print Speed: Up to 20 ppm
• First Print Out Time: Less than 10 seconds
• Recommended Monthly Duty Cycle: Up to 8,000 pages
• Paper Sizes: A4, Letter, Legal, Executive, envelopes, labels
• Scan Type: Flatbed, CIS
• Copy Features: Reduce/Enlarge (25% - 400%), N-up copying, toner save mode
• Power Consumption: Approx. 370W (printing), 65W (ready), 2W (sleep)
• Operating Environment: Temperature 10-32.5°C, Humidity 20-80% RH

Controls and Settings

Control Panel: POWER, COPY, SCAN, MENU, UP/DOWN arrows, OK, STOP/EXIT, numeric keypad.

LCD Display: 2-line, 16-character backlit display for menus and status.

Print Settings: Quality (Draft, Normal, Fine), toner save, duplex (manual), paper type. Copy Settings: Number of copies, darkness, reduce/enlarge, N-up. Scan Settings: Resolution, file format (PDF, JPEG), scan destination. Menu Settings: Language, default settings, network configuration (if applicable), maintenance.

Connecting to Computer

USB: Standard USB 2.0 connection.

1. Ensure printer is off before connecting USB cable.
2. Connect USB cable to printer and computer.
3. Turn on printer; computer should detect new hardware.
4. Install drivers if prompted, or use Brother installation software.
5. For multiple computers, consider USB sharing device or network option (if supported).

Tip: Use a high-quality USB cable no longer than 3 meters for reliable connection.

Printing & Copying

Supports standard paper, envelopes, labels, transparencies.

1. Printing: Select print from application, choose DCP-7055 as printer, adjust settings as needed.
2. Copying: Place original face down on scanner glass or face up in ADF (if equipped). Use control panel to set copies, darkness, size, press START.
3. Multiple copies: Use numeric keypad to enter number, then START.
4. Enlarge/Reduce: Use % button or menu to set percentage (25-400%).
5. Toner Save: Enable in print driver or menu to reduce toner consumption.
6. Cancel job: Press STOP/EXIT during processing.

WARNING! Do not touch the scanner glass; use clean, originals only. Avoid paper with clips or staples.

Scanning

Flatbed scanner for documents and photos.

1. Place item face down on scanner glass, align to corner marks.
2. Press SCAN button or use scanning software on computer.
3. Select scan settings: Resolution, color mode (monochrome/grayscale), file format, destination.
4. Press START to scan; file saves to selected destination.
5. For multiple pages, use software's multi-page scanning feature.

Note: Maximum scan area is 216mm x 297mm (A4).

Maintenance & Supplies

Regular maintenance ensures optimal performance.

• Toner Replacement: When toner low light appears, replace with Brother TN-420 cartridge.
• Cleaning: Wipe exterior with dry cloth; clean scanner glass with soft, lint-free cloth and glass cleaner.
• Paper Jam Clearing: Follow guide on inside covers; remove paper carefully in direction of paper path.
• Drum Unit Replacement: Replace DR-420 drum unit after approx. 12,000 pages or when print quality degrades.

CAUTION! Unplug printer before cleaning. Use only Brother genuine supplies.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits for residential use. Energy Star qualified. Copyright © Brother Industries, Ltd. For support, visit support.brother.com or contact Brother Customer Service at 1-877-276-8437.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Printer not powering on	Power cable/outlet	Check power connection; try different outlet; ensure power switch is on.
Poor print quality	Toner/low cartridge	Replace toner cartridge; clean corona wire inside cartridge; run printer cleaning cycle.
Paper jams	Paper loading/obstructions	Clear jammed paper following guide; ensure paper is loaded correctly and within specifications.
Scanner not working	Driver/connection	Reinstall scanner driver; check USB cable; restart printer and computer.
Computer not detecting printer	USB/driver issues	Try different USB port/cable; reinstall drivers; check Device Manager.
Error messages on display	Various internal issues	Note error code; refer to manual; turn printer off/on; perform factory reset if needed.

Reset: Menu > Initial Setup > Reset > All Settings (if needed).

Service: 1-877-276-8437; support.brother.com