48
Toshiba
15
CHECK POINTS
15-1.Network Wiring
15-2.PC’s IP Address
15-3.Controller’s IP Address
15-4.TCC-LINK Wiring
No.
Check point
1
Check that the LAN cable is connected to the connector on the upper side of the controller, and the connector’s LED illuminates.
2
Check that the LAN cable is connected to the PC that is connected to the controller via the network, and check that the PC
operates normally. (To check the connection, click “Control Panel” -> “Network Connections”.)
3
If a hub or router is installed between the controller and PC, check the power source, wiring, and setting of the hub or router.
4
Issue the ping command from the PC to check if the network communication is normal.
No.
Check point
1
In the command prompt window, enter “ipconfig” to show the PC’s IP address.
“IP Address .......192.168.2.90” or the like is displayed.
2
If no router is used, check that the subnet of the PC is the same as that of the controller.
3
If a router is used, check that the address of Default Gateway is set.
No.
Check point
1
Press the [CHECK], [CL], and [ZONE
] buttons simultaneously for 4 seconds or longer to enable the item code setting
change mode.
2
Use the [SET TEMP.
button to switch the item code to 10 through 1B, and check the IP address.
3
For further details, refer to “4-1. Displaying IP address” in the Network Configuration Guide of the Smart Manager.
No.
Check point
1
Check that the wiring is connected to the TCC-LINK terminal block of the controller.
2
Turn the controller’s terminal resistance switch DS1 to OFF, and check that the resistance between U1 / U3 and U2 / U4 of the
TCC-LINK terminal block is the terminal value (approx. 100 ohm).
This check can determine that the wiring is normal in the system where the terminal resistance is set.
3
For all the centre machine of the multi outdoor units, check that the relay connector between the “U1U2” and “U3U4” terminals is
connected.
4
If a custom air conditioner is connected, check that the TCC-LINK adaptor is connected to the main unit of the indoor unit.
Error message
In the command prompt window, enter “ping 192.168.2.30”.
If the controller’s IP address has been changed from 192.168.2.30, enter the changed address.
{
OK:
“Reply from 192.168.2.30” or “Reply from the controller’s IP address” is displayed.
×
NG1:
“Destination host unreachable.” is displayed.
Check if the PC’s IP address is correct.
×
NG2:
“Request time out” is displayed.
Check if the controller’s IP address is correct.
+00A10-026_01EN.book Page 48 Monday, February 14, 2011 2:46 PM
