5-8 Trouble shooting Chart
AUX in does not work
AUX in does not
work
Go
Check the DVD mode is
OK,audio output is ok
No
Replace the Main board
Check the Main board
U203 AK5367 PIN2,PIN3,
PIN6,PIN7 L/R signal input
Yes
Check the main board R221—R224
and C284,C286,C288,C290
No
Yes
Replace U203 AK5367
Check U203
AK5367 is broken.
Check the U28
No
Yes
Check the U203
AK5367
PIN30,VDD+5V,
Check the main board U203
power supply circuit
No
Yes
Содержание BDS 280S
Страница 26: ...6 1 6 1...
Страница 55: ...7 29 7 29 USB Board Print layout top bottom side Harman Kardon BDS 280 580 Service Manual Page 66 of 87...
Страница 56: ...7 30 7 30 HUB Board Print layout top bottom side Harman Kardon BDS 280 580 Service Manual Page 67 of 87...
Страница 57: ...7 31 7 31 Key Board Print layout top bottom side Harman Kardon BDS 280 580 Service Manual Page 68 of 87...
Страница 58: ...7 32 7 32 AV Board Print layout top side Harman Kardon BDS 280 580 Service Manual Page 69 of 87...
Страница 59: ...7 33 7 33 Power Board Print layout top side Harman Kardon BDS 280 580 Service Manual Page 70 of 87...
Страница 60: ...7 34 7 34 Power Board Print layoutbottom side Harman Kardon BDS 280 580 Service Manual Page 71 of 87...
Страница 61: ...7 35 7 35 VFD Control Switch Board Print layout top side Harman Kardon BDS 280 580 Service Manual Page 72 of 87...
Страница 63: ...7 37 7 37 Main In NFC Board Print layout top side Harman Kardon BDS 280 580 Service Manual Page 74 of 87...
Страница 64: ...7 38 7 38 Main In NFC Board Print layout bottom side Harman Kardon Page 75 of 87...
Страница 76: ...10 When pairing is successful the app will show a green V Harman Kardon Page 87 of 87...