TP-Link TD-W8901G Advanced Troubleshooting Guide

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Summary
This document attempts to provide the basic procedures for troubleshooting TD-W8901G modem
router problem.
Troubleshooting Flow Chart and Resolutions
Click the quick links for more details:
Check1 Check2 Check3 Note1 Note2
Resolution1 Resolution2 Resolution3 Resolution4 Resolution5
Check 1
1. Make sure that the original power adapter is correctly connected from the modem to the wall socket
and it is not damaged;
2. Make sure that the telephone line is correctly connected from the modem’s LINE port to the filter’s
ADSL Modem port;
3. Make sure that the Ethernet cable is connected from PC to any LAN ports (1/2/3/4) of the ADSL
modem router;

TP-Link TD-W8901G Specifications

General

Wireless Speed	Up to 54Mbps
Frequency Band	2.4GHz
ADSL Speed	Downstream: up to 24Mbps, Upstream: up to 3.5Mbps
Wireless Standards	IEEE 802.11g, IEEE 802.11b
ADSL Standards	ITU-T G.992.1 (G.dmt), ITU-T G.992.2 (G.lite), ITU-T G.994.1 (G.hs)
Ports	4 x 10/100Mbps LAN, 1 x RJ-11 ADSL
Antenna	1 x Fixed
Security	64/128-bit WEP, WPA
Protocols	TCP/IP, PPPoE, PPPoA, DHCP
Weight	0.6 lbs (273g)