Denon RCD-M38 Service Manual

VERSION UPGRADE PROCEDURE OF FIRMWARE
1. ABOUT REPLACE THE MICROPROCESSOR WITH A NEW ONE
When replaced of the U-PRO (Microprocessor) or the Flash ROM, conrm contents of the following.
PWB Name Ref. No. Description
After
replaced
Remark
MCU IC11 TMPM330FYFG B for E3,E2P model
MCU IC11 CVIT5CN5 B for EK model
MCU IC41 TMP92FD28FG B
After replaced
A
: Mask ROM (With software). No need write-in of software to the microprocessor.
B : Flash ROM (With software). Usually, no need write-in of software. But, when the software was updated, you
should be write-in of the new software to the microprocessor or ash ROM. Please check the software version.
C
: Empty Flash ROM (Without software). You should be write-in of the software to the microprocessor or ash ROM.
Refer to “Update procedure” or “writing procedure”, when you should be write-in the software.
2. UPDATE MODE
Software for MAIN CPU and USB CPU can be updated.
There are two mode of update, regarding to the target of software as below.
2.1. Update MAIN CPU's software to internal Flash-ROM.
The target devise is internal ash ROM of CPU (IC11) on COP12284 (MCU PCB).
The updating of software takes about 1 minute.
• Update data for MAIN CPU (RCDM38_38-0427-01.bin)
Procedure of the MAIN CPU's Update
(1) Prepare USB memory in which the Update program is written.
(2) Power On.
(3) Select USB source.
N O D E V I C E
(4) Insert a USB memory has the update le.
E M P T Y
0 0 Tr 0 0 : 0 0
(5)
2
button is pressed for over 5 seconds (Serch les)
S e a r c h i n g U S B
S t a r t U p d a t e
E x i t / C o n t i n u e
When nothing press the button here (more than about four seconds) or when press the "SOURCE DIRECT" button,
Update is called off, and it is displayed (3).
When cancel Update, press USB memory in (3) state, and please switch it off.
(6) Press SDB/TONE button. (Start Update))
M C U U p d a t i n g
ON/STANDBY LED ashes in Update.
(7) When Update is completed, it is Power off.
(8) Disconnect USB memory.
(9) UPDATE completion. Please check the version in "SERVICE MODE : 1. Version Display Mode". (Refer to 18 page.)
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Denon RCD-M38 Specifications

General

Brand	Denon
Model	RCD-M38
Category	Car Receiver
Language	English