Panasonic GN SERIES Manual De Usuario

GN Series Hardware Manual

3.10 Accessing Internal Components

3.10 Accessing Internal Components

WARNING
Before removing the cover of the GN unit in order to gain access

to the internal components, the system must be powered down

and the power cord has to be disconnected from the power

supply.

Otherwise, electric shock may be the result.

The system may only be opened in accordance with the description in this hardware manual

for:

•

Replacing the lithium battery

•

Configuring the RS422/RS485 interface (GN10/GN12/GN15). These procedures may

be carried out by qualified specialized personnel only.

CAUTION

•

Do not operate the system without the cover.

•

Please observe the safety instructions for handling assemblies with

static-sensitive devices. Failure to do so can result in damage to the device.

3.10.1 Configuration of the RS422/RS485 Port

The configuration of the RS422/RS485 port (see page 23) can be changed via the DIP

switches. In order to change the factory configuration (RS422 4-channel mode), proceed as

follows:

NOTE

The new port configuration has to be set before the system is installed on a

panel or into a switching cabinet. The system must be disconnected from the

power supply. Disconnect all peripheral devices. Before you begin, ensure that

you have a clean, flat and ESD-safe surface to work on.

Procedure

1.  Close all applications and shut down the system properly
2.  Disconnect the power cord from the power supply
3.  Disconnect all peripheral devicess

The system should lay on a flat, clean surface with the front panel facing

downwards. Make sure that the display surface is protected against scratching

Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.ctiautomation.net - Email: info@ctiautomation.net