User's Manual Part 3

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PERFORMING DOWNLOADS

Full and Partial Downloads

MNI 3600 REFERENCE MANUAL 61

Here are a few more points on downloads:

• The most common download procedure is a full (complete) application

download.

• Partial application downloads are useful when developing and testing new

applications.

• Full OS downloads are usually performed by VeriFone at the factory and, on

occasion, by those who deploy terminals or in the field to upgrade older

terminals to a newer OS version.

• Partial OS downloads are performed mainly by VeriFone for development

purposes and are rarely performed in the field.

• Partial downloads are routinely performed by many applications. This

procedure, which can be automated by an application running on a remote

Full operating system

download

An entire OS version transfers from a host PC to the

Omni 3600

terminal.

Files related to file authentication and terminal

configuration settings can be included in a full OS

download. During this process, RAM is cleared.

Following a full OS download, the terminal restarts and

the file authentication module is invoked. If the OS files

are authenticated, the new OS updates (replaces) the

existing OS.

Application files stored in the memory area where the

OS downloads (Group 1) are erased.

• Direct downloads

• Telephone downloads

• Wireless

Full back-to-back OS

downloads are not supported

Partial operating system

download

Either an entire or a partial OS version transfers from a

host PC to the Omni 3600

terminal.

Files related to file authentication and terminal

configuration settings can be included in a partial OS

download.

Following a partial OS download, the terminal does not

restart and returns control to system mode or the

issuing application.

The file authentication module is not invoked, and the

new OS is not processed until you manually restart the

terminal from within system mode. If the new OS is

authenticated, it then updates (replaces) the existing

OS.

Application files stored in the memory area the OS

downloaded into (Group 1) are retained.

• Direct downloads

• Telephone downloads

• Wireless

Partial back-to-back

operating system downloads

are not supported.

a. Because of the large size of download files, VeriFone recommends using only VeriFone supplied download tools. CRC and

other error checking is not supported on the GSM system. VeriFone download tools provide these error checking