Table of Contents
Advertisement
6.
Turn off the power and remove the Memory Stick.
7.
When the unit is turned on, the boot program is upgraded and runs.
8.
Check that the boot program has been upgraded with Firmware Update of the MAINTENANCE menu. (Refer to
Section 4-3.)
Procedure (When ROM-28 board is used)
1.
Save the upgrading boot program in the ROMs H (IC2) and L (IC3) on the ROM-28 board.
Note
For details of saving the upgrading program, contact your local Sony Sales Office/Service Center.
2.
Remove the top cover. (Refer to Section 5-1.)
3.
Connect the connector CN1 on the ROM-28 board to the connector CN103 on the AT-191 board.
4.
Set the switch S1 on the ROM-28 board to the DOWNLOAD side.
5.
Turn on the power.
The diode D103 on the AT-191 board blinks green and red during upgrade, and lights green upon completion of
the upgrade.
6.
Turn off the power, and remove the ROM-28 board from the AT-191 board.
7.
Attach the top cover.
8.
When the unit is turned on, the boot program is upgraded and runs.
9.
Check that the boot program has been upgraded with Firmware Update of the MAINTENANCE menu. (Refer to
Section 4-3.)
AT-191 board
2-3-3.
Upgrading the HDMI Program
Equipment required
Memory Stick
HXCU-FB70
ROM-28 board
CN1
S1
CN103
2-6
Advertisement
Table of Contents
