Yamaha DSP-AZ2 - Troubleshooting Protection Causes; Abnormal Power Supply Voltage Cause; Abnormal Power Amplifier DC Output Cause; Excessive Heat Sink Temperature Cause

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RX-V3300/DSP-AZ2
RX-V3300/DSP-AZ2
Display Description
WAIT Bus is being checked.
NoEr No error detected.
DATA Data bus shorted or open.
RSCS /RAS or /CAS shorted, or open.
ADDR Address bus shorted or open.
15. DSP RAM CHECK
This menu is used to self-diagnose whether or not the
bus connection for the YSS938 and the external RAM is
made properly.
During signal processing, the status before execution
of this menu is maintained.
The address bus and the data bus are checked and the
connection condition is displayed.
When no error is detected, "NoEr" appears on display.
YSS938 Bus Check
15.DSPRAMCHECK








YSS938BUSCHECK
SECOND DECODER BUS CHECK
Display Description
WAIT Bus is being checked.
NoEr No error detected.
DATA Data bus shorted or open. (XX: 00-07)
ADDR Address bus shorted or open. (XX: 00-0E)
SECONDDECODERBUSCHECK
16. SD DL CODE
This menu is used to display the data version and sum
calculated value of the APRAM for the second decoder.
TA 0-5
Displays the version of the APRAM.
SA 0-5
Displays the sum calculated value of the APRAM.
16.SDDLCODE


TA0-5

SA0-5

RDV
Displays the total data version of the APRAM.
RDV
