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MELSEC-Q
6 PRE-OPERATIONAL PROCEDURES AND SETTING
<Operation procedures>
(Step 1) Connect the twisted pair cable to the hub.
(Step 2) Connect the twisted pair cable to the QJ71MT91.
POINT
(1) The QJ71MT91 detects whether 10BASE-T or 100BASE-TX, and the full or half
duplex communication mode is used according to the hub.
For connection with the hub that does not support the auto negotiation function,
set the half duplex communication mode on the hub side.
(2) Refer to Section 2.2 for the devices necessary for connection to 10BASE-
T/100BASE-TX and a system configuration example.