Denon AVR-4520, Руководство по обслуживанию

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WHEN THE MICROPROCESSOR IS REPLACED WITH A NEW ONE
When the U-PRO (Microprocessor) or the Flash ROM is replaced, confirm the following.
PWB Name Ref. No. Description
After
replaced
Remark
HDMI U2001
R5F56108VNFP
B
SOFTWARE: Main
HDMI U2101
R5F3650KNFB
B
SOFTWARE: Sub
DSP U101
MX29LV160DBTI-70G
B
SOFTWARE: DSP1 ROM
DSP U201
MX29LV160DBTI-70G
B
SOFTWARE: DSP2 ROM
DSP U301
MX29LV160DBTI-70G
B
SOFTWARE: DSP3 ROM
HDMI U301
5M570ZF256C5N
D
SOFTWARE: Audio PLD
HDMI U1404
MX25L12835E
B
SOFTWARE: Video GUI ROM
NETWORK U504
H27U1G8F2BTR-BC
C
SOFTWARE: NETWORK
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 flash ROM. Please check the software version.
C
: After replacing Nand Flash, always update the software. After the update is completed, initialize DM860A. (24 page)
D
: Empty Flash ROM (Without software). You should write the software on the microprocessor or flash ROM.
Refer to "Update procedure" or "writing procedure", when you write the software.
PROCEDURE FOR UPDATING THE VERSION OF THE FIRMWARE
You can update the firmware by downloading the latest version from the Internet.
1. How to update by DFW
1.1. Preparations before starting the operation
(1) Personal Computer (Installed "DFW_0062_AVR4520_(Rev.x.x.x).exe".
(2) RS-232C cable (9P (Male), Straight).
NOTE : Refer to "The Operating Manual for updating of DENON AV receiver firmware".
1.2. Connection of AV receiver
(1) Confirm the power on/off switch of the AV receiver is turning off.
(2) Connect the RS-232C cable from PC with the "RS232C Terminal of AV receiver".
1.3. Turn on the AV receiver
Turn on the AV receiver. When the board is replaced, the Flash ROM is replaced, or rewriting fails, always complete the
following steps to force the update.
Forced Update Mode :
(1) Connect the power cable to the AC outlet while simultaneously pushing the "BACK" and "ZONE/REC SELECT"
button of the front panel.
(2) Confirm the power indicator is red.
PC
RS-232C Cable