39
WHEN THE MICROPROCESSOR IS REPLACED WITH A NEW ONE
When the U-PRO (Microprocessor) or the Flash ROM is replaced, conrm the following.
PWB Name Ref. No. Description
After
replaced
Remark
DIGITAL IC761 R5F56108VNFP B SOFTWARE: Main
DIGITAL IC793 MX29LV160DBTI-70G B SOFTWARE: DSP ROM
DIGITAL IC783 EPM3032A-TC4410 B SOFTWARE: AUDIO PLD
DIGITAL IC722 MX25L3206EM2I-12G B SOFTWARE: OSD ROM
After replacing
A
: Mask ROM (With software). No need for write-in of software to the microprocessor.
B
: Flash ROM (With software). Usually, no need for write-in of software. But, when the software was updated, you should
write the new software on the microprocessor or ash ROM. Please check the software version.
C
: Empty Flash ROM (Without software). You should write the software on the microprocessor or ash ROM.
Refer to "Update procedure" or "writing procedure", when you write the software.
PROCEDURE
FOR UPGRADING THE VERSION OF THE FIRMWARE
1. How to update by DFW
1.1. Preparations before starting the operation
(1) Personal Computer (Installed "DFW_0057_AVR1713_1723_1613(Rev.2.1.5).exe".
(2) RS-232 cable (9P (Male ), Straight).
(3) 8U-210100 Writing Kit.
1.2. Connection of AV receiver
(1) Conrm the power on/off switch of the AV receiver is turning off.
(2) Connect the update terminal of AV receiver with the "Writing Kit".
(3) Connect the RS-232C cable from PC with the "Writing Kit".
PC
Writing Kit
RS-232C Cable
4P FFC Cable
This side is contacts of
flexible card cable.
S709
S708
S707
S706
S702
S706-709 : No Preference
S702 : 3.3V