
5. No Audio Output during USB File Playback (USB input), File Playback on a Server or Internet Radio and Bluetooth Playback
Before testing circuit operation, check if the file to be played back is in a supported format and network settings are correct.
Check output of digital audio waveform. (Audio file, Streaming を再生 )
LEGO Module[
CN3010
]
MAIN PCB
[
L3017
]LRCK, [
L3018
]BCK, [
L3019
]DATA
Check output of digital audio waveform.
PLD[
U3013
]
MAIN PCB
[
L3025
]BCK/DBCK, [
L3024
]LRCK/DSD_DATAL, [
L3023
]PCM_DATA/DSD_DATA
Check each part listed after "
4. Audio PCB Abnormalities and no Audio Output (Line Out, Variable Out,
".
There is a malfunction in the communication between the following areas or in LEGO Module.
LEGO Module[
CN3010
] and SYSTEM uCOM[
U3001
]
If there is no abnormality, replace LEGO Module [
CN3010
].
There is a malfunction in the communication between the following areas or in PLD[U3013].
PLD[
U3013
] and SYSTEM uCOM[
U3001
]
Replace PLD [
U3013
] or the MAIN PCB.
OK
OK
NG
NG
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
48