Q1: I cannot log in to the web UI of the router after entering tendawif i.com,
what should I do?
A1: Try the following solutions and log in again:
• Ensure that
tendawif i.com
is entered correctly in the address bar of the web browser,
or you can try entering
192.168.0.1
.
• If you use a WiFi-enabled device to log in to the web UI of the router, ensure that it is
connected to the router’s SSID, and mobile data (if any) is disabled.
• If you use a computer to log in to the web UI of the router, ensure that it is connected to
port 1, 2 or IPTV/3 of the router properly by an Ethernet cable. And it is set to
Obtain an
IP address automatically
and
Obtain DNS server address automatically
.
• Replace the web browser.
• Reset the router.
Q2: I cannot access the internet after the configuration, what should I do?
A2: Try the following methods:
• Check if the WAN port of the router is connected properly, and the WAN
LED indicator
is solid on or blinking.
• Check if the
SYS
LED indicator blinks, log in to the web UI of the router, and navigate
to the
Internet Settings
page, follow the on-screen instructions to solve it.
• If your wired devices cannot access the internet:
– Check if your computer is connected to port 1, 2, IPTV/3 properly.
– Check if your computer is set to
obtain an IP address automatically
and
Obtain
DNS server address automatically
.
•
If your WiFi-enabled devices cannot access the internet:
– Check if your WiFi-enabled devices are connected to the WiFi network of
the router
with the SSID you set.
–
Change your WiFi name and WiFi password on
Wireless Settings
page. Then try again.
Q3: How to reset the router?
A3: When the
SYS
indicator lights on or blinks, hold down the
WPS/ RST
button for about 8
seconds. Release it when all the LED indicators blink once. The router is reset successfully.
Q4: How to change my WiFi names and passwords?
A4: Log in to the web UI of the router on your wired or WiFi-enabled device, navigate to
Wireless Settings > WiFi Name & Password
Page, and customize your WiFi names and
passwords.
Q5: Why cannot my phone f ind 5 GHz signal?
A5: Only devices supporting 5 GHz signal can find and connect to the 5GHz network.
By default, the WiFi name for 2.4 GHz is the same with 5 GHz. To change it, please follow the
instructions in
Q4
.
FAQ
CE Mark Warning
This is a Class B product. In a domestic environment, this product may cause radio interference,
in which case the user may be required to take adequate measures.
Operations in the 5.15-5.25GHz band are restricted to indoor use only.
This equipment should be installed and operated with minimum distance 20cm between the
device and your body.
The mains plug is used as disconnect device, the disconnect device shall remain readily operable.
NOTE
: (1) The manufacturer is not responsible for any radio or TV interference caused by
unauthorized modifications to this equipment. (2) To avoid unnecessary radiation interference,
it is recommended to use a shielded RJ45 cable.
Declaration of Conformity
Hereby, SHENZHEN TENDA TECHNOLOGY CO., LTD. declares that the radio equipment type
AC21 is in compliance with Directive 2014/53/EU.
The full text of the EU declaration of conformity is available at the following internet address:
http://www.tendacn.com/en/service/download-cata-101.html
Operating Frequency:
2.4 GHz: EU/2400-2483.5MHz (CH1-CH13)
5 GHz: EU/5150-5250MHz (CH36-CH48)
EIRP Power (Max.):
2.4 GHz: 19.86 dBm
5 GHz: 22.96 dBm
Software Version: V16.03.07.XX
Adapter Model: BN037-A18012E/BN037-A18012B/BN074-A18012E/BN074-A18012B
Manufacture: SHENZHEN HEWEISHUN NETWORK TECHNOLOGY CO., LTD.
Input: 100 - 240V AC, 50/60Hz, 0.6A
Output: 12V
1.5A
: DC Voltage
Caution: