Denon DNP-730AE - USB Doesnt Playback

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3.2. USB doesn't playback
Not using a USB hub. Don't use the USB hub.
NO
YES
Check the communication signal for USB.
USB PCB
+DATA [JACK400
、
2pin]
-DATA [JACK400
、
3pin]
Check the status of the following parts and check the solder.
USB PCB
CN404
MAIN PCB
CP200,IC206,
CN200
（
CY920MODULE)
Other, connected circuit.
NO
See "3.3. Check the Audio Block"
YES
Is the USB device compatible with the set?
・
USB2.0
・
Only mass storage devices in FAT16 or FAT32 format or
MTPcompatible devices.
Use a USB device that conforms to the specications of the
unit.
NO
YES
Check the Power Supply Voltages for USB.
USB PCB
・
Abnormal voltage is not applied to the VBUS
（
+5V
）
terminal.
[JACK400
、
1pin]
Check the status of the following parts and check the solder.
USB PCB
D400,CN404
MAIN PCB
CP200,IC205,IC103,CN100
SMPS PCB
Other, connected circuit.
NO
YES
Check the status of the following parts and check the solder.
MAIN PCB
CN200
（
CY920MODULE)
YES