Yamaha RX-V675 Service Manual page 27

List of Error Messages
Error Number
0001 Microprocessor clearing error
0002 Microprocessor writing error
0004 Microprocessor checksum error
0008 DSP1 status port error
0010 DSP1 checksum error
0020 DSP1 data reception time out
0040 DSP1 checksum calculation time out
0080 DSP2 status port error
0100 DSP2 checksum error
0200 DSP2 date reception time out
0400 DSP2 checksum calculation time out
0800 GUI Flash ROM clearing error
1000 GUI Flash ROM writing error
2000 GUI Flash ROM checksum error
4000 Destination judging error
* The error number is displayed in the 4-digit hexadecimal notation.
* The error numbers are added when a multiple number of errors occur at the same time.
Example If errors by the error number "0002" and "0008" occur at the same time, the error number will be displayed as "000A" .
Display
E R R O R ! x x x x
Error Message
RX-V675/HTR-6066/RX-A730/TSR-6750
Error number
Cause
Microprocessor failure
Microprocessor failure / Mismatch of checksum
DSP1 failure /
Malfunction of communication with microprocessor
DSP2 failure /
Malfunction of communication with microprocessor
GUI Flash ROM failure /
Malfunction of communication with microprocessor
No destination is written on EEPROM.
27