Installing The Cpu Module - Omron NX-PA Series User Manual

4 Installation and Wiring
4-3-3

Installing the CPU Module

This section describes how to install the CPU Module.
Precautions for Safe Use
• Do not apply labels or tape to the Unit. When the Unit is installed or removed, adhesive or
scraps may adhere to the pins in the NX bus connector, which may result in malfunctions.
• Do not touch the pins in the NX bus connector on the Unit. Dirt may adhere to the pins in the
NX bus connector, which may result in malfunctions.
PO RT 1 Eth PO RT 1 Eth
erN et/I P erN et/I P
PO RT 2 Eth PO RT 2 Eth
erN et/I P erN et/I P
• Do not write on the CPU Unit with ink within the restricted region that is shown in the follow-
ing figure. Also do not get this area dirty. When the Unit is installed or removed, ink or dirt
may adhere to the pins in the NX bus connector, which may result in malfunctions in the Unit.
Precautions for Correct Use
• When you install the Unit, be careful not to touch or bump the pins in the NX bus connector.
• When you handle the Unit, be careful not to apply stress to the pins in the NX bus connector.
If the Unit is installed and the power supply is turned ON when the pins in the NX bus con-
nector are deformed, contact failure may cause malfunctions.
4 - 16
NG
PO RT 3 Eth PO RT 3 Eth
erC AT erC AT
Restricted region
(shaded portion)
NX-series CPU Unit Hardware User's Manual (W535)