Denon HOME 250 - Page 57

PROCEDURE AFTER REPLACING THE U-COM, ETC.
The procedure after replacing the u-COM (microprocessor), ash ROM, etc. is as follows.
PCB Name Ref. No. Description
Procedure
after Re-
placement
Remark
MAIN C16 Network Module D SOFTWARE : Network Module
TOUCH IC8001 CY8C4045AZI-S413 C SOFTWARE : MCU
MAIN IC1003 W25X40CLSNIG C SOFTWARE : Audio DSP
MAIN IC5002 MX25L3233F C SOFTWARE : VUI DSP
Procedure after Replacement
A : The software has been written. The software is not written at the time of replacement.
B : The software has been written. The software may need to be rewritten by version updates. Check the
version.
See "FIRMWARE UPDATE PROCEDURE" for information on writing the software.
C : The software has not been written. The software needs to be written after replacement.
See "3. Updating via USB", "4. Service region settings update procedures" and "5. Service Release Type
settings update procedures" for information on writing the software.
D : The software has been written. Be sure to rewrite with the latest software for your service region.
See "3. Updating via USB", "4. Service region settings update procedures" and "5. Service Release Type
settings update procedures" for information on rewrite the software.
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
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