Lantronix Device Server UDS 10 - Manual (Page 21)

Introduction
UDS-10 User Guide 1-7
1.5 Serial Interface
UDS-10 has a female DCE DB-25 serial port that supports RS232 and RS485/422 serial
standards (firmware selectable) up to 115.2 Kbps.
LEDs
DB-25 Serial Port
DB-25F
RS-232/485
TX (input)
RX (output)
RTS (input)
CTS (output)
DSR (output)
TX+ (out)
TX- (out)
DTR (input)
RX- (in)
1
13
14
25
GND
DCD (output)
Reg. +5VDC
Reg. +9-30VDC
RX+ (in)
(Note 1)
(Note 1)
(Note 2)
(Note 2)
Note 1: The Device Server can alternately be powered up via the serial port using one of
these pins.
Note 2: The minus sign (-) is sometimes shown as A (TXA), and the plus sign is sometimes
shown as B (TXB)
1.6 RJ-45 Ethernet Interface
The UDS-10’s back panel contains a 9-30VDC power plug, a reset switch, and an RJ-45
(10Base-T) Ethernet port that supports up to 10 Mbps.
LEDs
RJ-45 Ethernet Port
Reset Switch
Power Socket