Instruction manual

61200780L1-1C © 2004 ADTRAN, Inc. 32
ATLAS 800 Series System Manual ATLAS 890 Rear Panel
Engineering Guidelines
10/100BaseT Connection
The 10/100BaseT port (RJ-48C) provides a 10/100BaseT Ethernet LAN connection, which is used for IP
Routing, TFTP, SNMP, and Telnet connections (see Pinout 8).
Pinout 7. ATLAS 890 Admin In (RJ-48C)
Pin Name Description
1 GND Ground—connected to unit chassis
2 RTS Request to send—low control
3 RxData Data received by the ATLAS 890
4 DTR Data terminal ready
5 TxDATA Data transmitted by the ATLAS 890
6 CD Carrier detect
7Unused—
8 CTS Clear to send—flow control
Pinout 8. ATLAS 890 Ethernet (RJ-48C)
Pin Name Description
1 Tx1 Transmit Positive
2 Tx2 Transmit Negative
3 Rx1 Receive Positive
4, 5 Unused —
6 Rx2 Receive Negative
7, 8 Unused —