Yamaha RX-V681, Service Manual

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32
RX-V681/RX-A760
RX-V681/RX-A7
60
No. Main menu No. Sub-menu
C: Communication system
C1 DIGITAL PCB CHECK 1 ALL
2 BUS FLASH ROM
3 BUS FPGA
4 I2C
5 FPGA RAM
6 DIR BUS
7 DSP BUS
8 EEPROM
9 INVALID ITEM
(Not for service)
10 INVALID ITEM
(Not for service)
11 INVALID ITEM
(Not for service)
C2 NETWORK MICROPROCESSOR CHECK 1 ALL
2 NET RAM
3 PHY TEST
4 APL ID CHECK
5 CLK GEN
6 PMIC
7 NET EEPROM
V:
Video system
V1 ANALOG VIDEO CHECK 1 ANALOG BYPASS
2 INVALID ITEM
(Not for service)
3 MUTE CHECK
4 VIDEO IN
V2 DIGITAL VIDEO CHECK 1 HDMI REPEAT
2 HDMI SCALING
3 DIGITAL CVBS
4 DIGITAL COMPONENT
5 DIGITAL COMPONENT SCALING
6 GUI-VIDEO OUT
7 4K DOWN SCALING
R: DAB
R1 INVALID ITEM 1 INVALID ITEM
(Not for service)
2 INVALID ITEM
(Not for service)
T:
Troubleshooting Information
T1 TROUBLE SHOOTING INFORMATION 1 OPERATING TIME
2 POWER-RELAY ON
3 POWER AMP B
4 OUTPUT LEVEL
5 POWER OFF TIME-OUT
T2 USAGE ENVIRONMENT 1 MAIN ZONE HIGHEST VOLUME
2 ZONE 2 HIGHEST VOLUME
3 INVALID ITEM
(Not for service)
4 THM HIGHEST TEMPERATURE
T3 EXTERNAL EVENT 1 HISTORY 1
2 HISTORY 2
3 HISTORY 3
4 HISTORY 4
5 HISTORY 5
6 HISTORY 6
7 HISTORY 7
8 HISTORY 8