RC907/908-EV35 User Guide
Chapter 3. Installation and Preparation
1. First, please choose the appropriate configuration structure to be applied,
referring to the sketch map of recommended basic connection structure.
2. Make sure that the V.35 cable matches the connected equipment. If
RC907/908-EV35 interface converter is used to connect DCE, please use DTE
cable.
3. Use CAT.5 UTP to connect the Ethernet port of RC907/908-EV35 interface
converter, and make sure that the length of the UTP cable does not exceed
100m.
NO.1 pin
NO.8 pin
The pin definitions of the RJ45 interface on RC907/908-EV35 interface converter
are as follows.
Pin number
1
2
3
4
5
6
7
8
Definition
TX+
TX-
RX+
Not
Used
Not
Used
RX-
Not
Used
Not
Used
Details
Output-
Input+
Hang
Hang
Input-
Hang
Hang
The following diagram indicates the correct line sequence of straight-through UTP
cable.
RC907/908-EV35 UTP-RJ45
Ethernet device RJ45
Pin 1
Pin
1
Pin 2
Pin
2
Pin 3
Pin
3
Pin 6
Pin
6