Sony BKM-FW50 Service Manual page 7

Network receiver adaptor

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Firmware Version Update and Master/Sub Function

2-1. Outline

This section describes a Master/Sub function and how to

upgrade the firmware of this unit.

BKM-FW50 consists of the US2 board of a network

management block (hereinafter referred to as FW32) and

the US1 board of a streaming controller block (hereinafter

referred to as BSP15). (Refer to "4.1 Circuit Description".)

BKM-FW50 is controlled by the communication between

FW32 and BSP15. A Master-Sub function is controlled

the communication between BKM-FW50s.

BKM-FW50

Section 2

2-2. Master/Sub Functions (Sync Play

and Contents Distribution

Scheduling)

This function operates when the serial number is 2005033

and higher and when the firmware version is 4.05 and

higher for streaming and 4.00 and higher for a network.

For more details, refer to the technical memo.

2-2-1. Outline of Master/Sub Function

About this function

. This function can be controlled on the Web window

from only a service menu.

. This function can also be controlled using an ID Talk

command.

. This function is not opened to an end user because the

required conditions are complicated when it is used.

Master/Sub function

The functions below can be executed by setting multiple

BKM-FW50s as Master and Sub.

. Master > Sub Data Copy

Function for copying the data in the compact flash of

Master to the compact flash of Sub

(Setting for reducing the traffic of a network)

. Master/Sub Sync Play

Function for playing back the synchronized contents by

Master and Sub

2-1