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Configuring the HMI system

2.1 Processing INI files

HMI Advanced (IM4)

50 Commissioning Manual, 03/2009, 6FC5397-0DP10-3BA0

2.1.16 Activating the V.24 interface

Activating the V.24 interface

The serial V.24 interface can be activated in the DINO.INI file, section [System]. Here it is

possible to save files and assign them to the V.24/PG (COM1/COM2) interfaces.

The default setting is 0 (no interface parameterization).

[System]

; enable V24 setting by setting a non zero value

V24Settings=0

Procedure

To be able to use the V.24 data transfer with HMI-Advanced 7.5 on PCU 50.3, the following

steps are required:

1. In the BIOS of the PCU 50.3 under "Advanced → I/O Devices Configuration", set the

"Internal COM1" to "Disabled".

2. Insert the "PCI Interface Card (COM/LPT)" into the PCU 50.3 and install the supplied

driver.

3. In the Windows device manager, rename the COM interfaces as COM1, COM2.

4. In the Windows device manager, for each COM interface, under "Port Settings →

Advanced", deactivate the "Enable CTS/RTS Auto Flow Control" option.

5. Activate the V.24 interface in the DINO.INI configuration file.

Siemens SINUMERIK Commissioning Manual

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