0049-0101-XXX MIU202T – USER GUIDE
06/29/2018
Rev. B
Page 14 of 19
Switch 1 = ON (TxA = 0 dBm)
Switch 3 = ON (RxA = -33 dBm)
Switch 4 = OFF (RTS/CTS = 35 ms)
Switch 5 = ON (RTS/CTS = 35 ms)
Switch 6 = ON (Constant Carrier mode)
Switch 7 = OFF (4-Wire)
Switch 8 = ON (Line Termination = 600 ohms)
Switch 9 = ON (Soft Carrier = ON)
Transmit a test message from a remote modem and confirm that the same message is
received back at RxD on the remote modem with no data errors.
(c) REMOTE DIGITAL LOOPBACK – 4/Wire Network (Figure 5)
Configure both the local and remote modems as follows:
Switch 1 = ON (TxA = 0dBm)
Switch 3 = ON (RxA = -33dBm)
Switch 4 = OFF (RTS/CTS = 35 ms)
Switch 5 = ON (RTS/CTS = 35 ms)
Switch 6 = ON (Constant Carrier mode)
Switch 7 = OFF (4-wire)
Switch 8 = ON (Line Termination = 600 ohms)
Switch 9 = ON (Soft Carrier Turn Off = ON)
Connect TxD to RxD at the remote modem.
Transmit a test message from the local modem and confirm that the same message is
received back at RxD on the local modem with no data errors.
(d) LINE DIAGNOSTICS
(i) Typical modem configurations for
4-wire Point-to-Point
system:
Switch 1 = ON (TxA = 0dBm)
Switch 3 = ON (RxA = -33dBm)
Switch 4 = OFF (RTS/CTS = 1 ms)
Switch 5 = OFF (RTS/CTS = 1 ms)
Switch 6 = ON (Constant Carrier mode)
Switch 7 = OFF (4-Wire)
Switch 8 = ON (Line Termination = 600 ohms)
Switch 9 = OFF (Soft Carrier = OFF)
(ii) Typical modem configuration for
4-wire Multi-Point
system:
Содержание MIU202T
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