Trouble Shooting - ATCOM AT840 series User Manual

AT8 AT8 AT8 AT84 4 4 4 0 0 0 0 Series Series Series Series User User User User Manual
AT840.FW;
3. Make sure the TFTP server and the phone are contacting with the same switch and
reachable to each other;
4. Long hold "#" key and start up the phone until the LCD display "Upgrading...";
5. The phone will download the firmware from the TFTP server;
6. After the download is done, the phone will upgrade automatically;
7. After the update is finished, the phone will start up with the configuration of factory reset.
1.3 1.3 How How to to make make
1.3 How 1.3 How to to make make direct
When hook off/ pressing speaker or headset key,
1. Press right negative key and press the third softkey "number" twice to switch to "IP".
2. Using * key to inputting ".". If user wants to dial 192.168.1.100, then press
192*168*1*100.
3. After inputting the IP address, press dial key to dial it out.
2) 2) Trouble Trouble Shooting Shooting
2) Trouble 2)

Trouble Shooting

Shooting
2.1 2.1 The The phone phone can can't t t t register can
2.1 The 2.1 The phone phone can
A. Check the IP address, and if the mode of WAN port is DHCP, please make sure the DHCP
server is in service.
B. Check the gateway.
C. Check the DNS.
D. Make sure the information of the account is consistent with which offered by the service
supplier.
E. Make sure the SIP server is on.
F. Check the port of the SIP server whose default value is 5060.
2.2 The 2.2 2.2 2.2 The The phone The phone phone phone can can can can't t t t obtain
A. Make sure the cable has been connected to the WAN port of the phone.
B. Make sure the cable and the switch's port that connected with the cable is available.
C. Make sure the DHCP server is on and there are some assignable IP addresses in the
address pool.
D. Try to change the WAN port mode as Static.
ATCOM TECHNOLOGY CO., LIMITED
Manual Manual Manual
direct direct IP IP call call
direct IP IP call call
register register successfully successfully
register successfully successfully
obtain obtain obtain IP IP IP address IP address address address
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