D-Link DSL-3788 User Manual

94D-Link DSL-3788 User Manual
Section 7 - Troubleshooting
• Congure your Internet settings:
• Go to Start > Settings > Control Panel. Double-click the Internet Options Icon. From the Security tab, click
the button to restore the settings to their defaults.
• Click the Connection tab and set the dial-up option to Never Dial a Connection. Click the LAN Settings button.
Make sure nothing is checked. Click OK.
• Go to the Advanced tab and click the button to restore these settings to their defaults. Click OK three times.
• Close your web browser (if open) and open it.
• Access the web management. Open your web browser and enter the IP address of your D-Link router in the address bar. This
should open the login page for your web management.
• If you still cannot access the conguration, unplug the power to the router for 10 seconds and plug back in. Wait about 30
seconds and try accessing the conguration. If you have multiple computers, try connecting using a dierent computer.
2. What can I do if I forgot my password?
If you forgot your password, you must reset your router. This process will change all your settings back to the factory defaults.
To reset the router, locate the reset button (hole) on the rear panel of the unit. With the router powered on, use a paperclip
to hold the button down for 10 seconds. Release the button and the router will go through its reboot process. Wait about 30
seconds to access the router. The default IP address is 192.168.1.1. When logging in, enter the device password shown on
device label.

D-Link DSL-3788 Specifications

General

Ethernet WAN	Yes
SIM card slot	No
Wi-Fi band	Dual-band (2.4 GHz / 5 GHz)
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Top Wi-Fi standard	Wi-Fi 5 (802.11ac)
WLAN data transfer rate (max)	866 Mbit/s
WLAN data transfer rate (first band)	300 Mbit/s
Cabling technology	10/100/1000Base-T(X)
Networking standards	IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.1p, IEEE 802.3, IEEE 802.3az, IEEE 802.3u, IEEE 802.3x
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	4
Security algorithms	WPA, WPA2
Product type	Tabletop router
Product color	Black
Antennas quantity	2
Output current	5 A
Output voltage	12 V
AC input voltage	100 - 240 V
Power source type	DC
AC input frequency	50 - 60 Hz
Storage temperature (T-T)	-20 - 70 °C
Operating temperature (T-T)	0 - 45 °C
Operating relative humidity (H-H)	10 - 95 %
Number of products included	1 pc(s)
Harmonized System (HS) code	85176990

Weight and Dimensions

Depth	30.75 mm
Width	210 mm
Height	150 mm
Weight	277.4 g