Fujitsu 4340C Manual

The Fujitsu 4340C is a high-performance document scanner designed for office and professional use, featuring advanced image processing, multiple connectivity options, and robust paper handling capabilities. Below are key sections covering specifications, installation, operation, maintenance, and troubleshooting.

Features at a Glance

Key components: Advanced CIS sensor, automatic document feeder, USB 2.0 interface, multiple paper size support, and intelligent image processing.

Feature	Description
Document Feeder	Automatic 50-sheet capacity
Scan Resolution	Up to 600 dpi optical
Interface	USB 2.0 High-Speed
Paper Sizes	A4, Letter, Legal, Business Card
Scan Speed	Up to 25 pages per minute
Image Processing	Auto color detection, deskew, blank page removal
Power Supply	External AC adapter
Operating Systems	Windows, Mac OS X
Duplex Scanning	Automatic double-sided scanning
Button Controls	Power, Scan, PDF, Copy

Installation

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

1. Remove all packaging materials and protective tapes
2. Connect USB cable to computer and scanner
3. Connect AC power adapter to scanner and wall outlet
4. Install scanner drivers and software from included CD
5. Power on scanner and follow software setup wizard

WARNING! Do not place scanner in direct sunlight or near heat sources. Ensure proper ventilation around the unit.

First-Time Setup

After physical installation, complete software configuration.

1. Run installation CD or download latest drivers from Fujitsu website
2. Follow on-screen instructions for driver installation
3. Connect scanner when prompted by installation wizard
4. Test scanner functionality using included scanning software
5. Configure default scan settings for your workflow

CAUTION! Always use the original USB cable and power adapter provided with the scanner.

Specifications

• Scanner Type: Color Document Scanner
• Sensor Type: Contact Image Sensor (CIS)
• Optical Resolution: 600 x 600 dpi
• Scan Speed: 25 ppm (mono), 25 ppm (color)
• Document Size: Max A4/Legal, Min Business Card
• ADF Capacity: 50 sheets (80 g/m²)
• Interface: USB 2.0 High-Speed
• Power Consumption: 15W (operation), 3W (standby)
• Dimensions: 292mm (W) x 159mm (H) x 178mm (D)
• Weight: 3.2 kg

Controls and Settings

Front panel controls: POWER button, SCAN button, PDF button, COPY button. LED indicators show power status and operation mode.

Software Settings: Scan resolution, color mode, file format, destination folder, image enhancement options.

Advanced Features: Auto document size detection, blank page skipping, automatic color detection, deskew correction, background removal, text enhancement.

Connecting to Computer

USB connection provides both data transfer and power for operation.

1. Ensure computer and scanner are powered off
2. Connect USB cable to available USB port on computer
3. Connect other end to scanner USB port
4. Connect power adapter to scanner and wall outlet
5. Power on scanner first, then computer

Tip: Use a direct USB connection to computer, avoid USB hubs for best performance.

Scanning Operations

Supports single sheets and multiple documents through automatic feeder.

1. Prepare documents: Remove staples, paper clips, and adhesive notes
2. Load documents in ADF tray face up, top edge first
3. Press appropriate function button or use software to start scanning
4. Monitor progress through software interface
5. Remove scanned documents from output tray
6. For multiple batches, wait for current job to complete before loading next

WARNING! Do not force documents through feeder. If jam occurs, follow proper clearance procedures.

Maintenance

Regular maintenance ensures optimal performance and longevity.

• Clean scanner glass monthly with approved cleaner
• Clean ADF rollers every 10,000 scans
• Update scanner drivers and software regularly
• Check for firmware updates on Fujitsu support website
• Replace consumable parts as needed (rollers, separation pads)

Care & Cleaning

Unplug scanner before cleaning. Use lint-free cloth slightly dampened with water. For stubborn stains, use isopropyl alcohol.

CAUTION! Never spray liquids directly on scanner. Do not use abrasive cleaners or compressed air.

Regulatory Information

FCC Part 15: Class B digital device compliant. CE marked for European market. RoHS compliant. Copyright © 2025 Fujitsu. For technical support, visit www.fujitsu.com/scanners or contact 1-800-富士通.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Scanner not detected	USB connection/drivers	Check USB cable; reinstall drivers; try different USB port
Paper jams	Damaged paper/overloading	Remove jammed paper carefully; reduce paper load
Poor image quality	Dirty glass/settings	Clean scanner glass; adjust resolution settings
Slow scanning	Computer resources	Close other applications; check computer specifications
Multiple feeds	Worn rollers/humidity	Replace separation rollers; store paper in dry conditions

Reset: Power off scanner, wait 30 seconds, power back on.

Service: 1-800-富士通; www.fujitsu.com/scanners/support