DIR-845L Manual

The DIR-845L is a high-performance wireless AC1750 dual-band gigabit router with advanced features including 4 external antennas, USB 3.0 port, Gigabit Ethernet ports, WPA/WPA2 encryption, QoS, parental controls, and cloud management capabilities. Operating on 2.4GHz and 5GHz bands with speeds up to 450Mbps + 1300Mbps. Below are key sections for setup, features, configuration, troubleshooting, and specifications.

Features at a Glance

Key components: 4 external adjustable antennas, Gigabit WAN port, 4 Gigabit LAN ports, USB 3.0 port, WPS button, Reset button, Power connector.

Feature	Description
Wireless Standards	802.11ac/n/g/b/a, Dual-band (2.4GHz + 5GHz)
Ethernet Ports	1 Gigabit WAN, 4 Gigabit LAN ports
USB 3.0 Port	For storage sharing and media server
Antennas	4 external detachable antennas
Security	WPA/WPA2 encryption, SPI firewall
QoS	Bandwidth management and traffic control
WPS Button	One-touch wireless security setup
Reset Button	Factory reset functionality
Power Button	Turns router on/off
LED Indicators	Power, Internet, Wireless, Ethernet, USB

Hardware Installation

Unpack and verify contents. Place in central location for optimal coverage.

1. Connect power adapter: Plug into router and wall outlet.
2. Connect internet: Use Ethernet cable from modem to WAN port.
3. Connect devices: Use LAN ports for wired connections.
4. Position antennas: Adjust antennas vertically for best signal.
5. Power on: Press power button; wait for LED indicators to stabilize.

WARNING! Keep router in well-ventilated area; avoid heat sources and moisture.

Initial Setup

Access web interface for configuration.

1. Connect to router: Use Ethernet cable or connect to default wireless network.
2. Open browser: Navigate to http://dlinkrouter.local or 192.168.0.1
3. Login: Use default credentials (admin/password).
4. Run setup wizard: Follow on-screen instructions for internet connection.
5. Configure wireless: Set SSID and security settings.

CAUTION! Change default password immediately for security.

Technical Specifications

• Wireless Standards: 802.11ac/n/g/b/a
• Frequency Bands: 2.4GHz & 5GHz simultaneous
• Wireless Speed: AC1750 (450Mbps @ 2.4GHz + 1300Mbps @ 5GHz)
• Antennas: 4 x 5dBi external detachable
• Ethernet Ports: 1 Gigabit WAN, 4 Gigabit LAN
• USB Port: USB 3.0 for storage sharing
• Security: WPA/WPA2, WPS, SPI firewall
• Power Input: 12V DC, 2A
• Operating Temp: 0°C to 40°C

Web Interface Configuration

Access advanced settings via web interface at 192.168.0.1

Main Sections: Setup, Wireless, Advanced, Tools, Status

Setup: Internet connection (Dynamic IP, Static IP, PPPoE), Wireless setup (SSID, security), Network settings. Wireless: Band selection, security settings, MAC filtering, WPS. Advanced: QoS, Port forwarding, Firewall, VPN. Tools: Admin password, System, Firmware update, Backup/restore. Status: Device information, connection status, traffic statistics.

Wireless Settings

Configure dual-band wireless networks.

1. Access Wireless settings in web interface.
2. Set 2.4GHz network: SSID, channel, mode, security (WPA2 recommended).
3. Set 5GHz network: SSID, channel, mode, security settings.
4. Enable/disable bands as needed.
5. Apply settings and reconnect devices.

Tip: Use different SSIDs for 2.4GHz and 5GHz bands for easy identification.

Advanced Features

QoS: Prioritize traffic for gaming/streaming. Parental Controls: Block websites/schedule access. Guest Network: Isolated wireless access. Port Forwarding: For gaming servers and applications. VPN: Support for PPTP/L2TP pass-through.

1. QoS: Enable in Advanced tab, set device/application priority.
2. Parental Controls: Configure in Advanced > Parental Controls.
3. Guest Network: Set up in Wireless > Guest Zone.
4. Port Forwarding: Configure in Advanced > Port Forwarding.

WARNING! Port forwarding may expose devices to security risks.

USB Sharing

Share storage devices via USB 3.0 port.

1. Connect USB storage device to router.
2. Wait for USB LED indicator to light up.
3. Access shared storage via network (\\192.168.0.1 or smb://dlinkrouter.local).
4. Configure access permissions in web interface.
5. Set up media server for DLNA devices.

Supported formats: FAT32, NTFS, HFS+, ext2/3/4

Maintenance & Updates

Regular maintenance ensures optimal performance.

Firmware updates: Check regularly in Tools > Firmware. Backup settings: Tools > System > Backup. Reboot schedule: Set automatic reboot in Tools > System. Monitor traffic: View in Status > Traffic Statistics.

CAUTION! Do not interrupt firmware updates; may cause permanent damage.

Regulatory Information

FCC Part 15: Class B digital device compliant with interference limits. CE marked for European compliance. RoHS compliant. For technical support, visit www.dlink.com or contact 1-800-326-1688. Copyright © D-Link Corporation.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No internet connection	WAN cable/configuration	Check WAN cable; verify internet settings; reboot modem/router.
Wireless devices can't connect	Security settings/distance	Verify password; check wireless mode; move closer to router.
Slow wireless speed	Interference/channel	Change wireless channel; reduce interference sources; update firmware.
USB device not recognized	Format/power	Check supported formats; ensure adequate power for external drives.
Can't access web interface	IP address/connection	Verify IP address; use Ethernet connection; reset router if needed.

Reset: Hold reset button for 10 seconds with power on for factory reset.

Support: 1-800-326-1688; www.dlink.com