5-8 Trouble shooting Chart
AUX in does not work
AUX in does not
work
Go
No
Refer to Power Board XP701
Yes
Check Main Board C225, C230, R415,
R420,
No
Yes
Replace U18 AK5367
Check Main Board U8 and
CD4053
No
Yes
Check Main Board U18 power
supply circuit
No
Yes
Check voltage at XP1 PIN3:12V
PIN5/6/9:5V
)
on Main Board whether
normal or not
Check Main Board U18 AK5367 PIN4,PIN5
L/R signal input whether right or not
Check voltage at U18 AK5367
PIN30,VDD +5V, on Main Board
Whether normal or not
Check U18 AK5367 whether broken.
Or not
Содержание HTS5520
Страница 17: ...3 FM Cable 4 5 1 2 Audio Cable HDMI Cable 2 3 ...
Страница 18: ...6 AAA x 2 2 4 ...
Страница 20: ...3 1 2 3 3 1 4 2 2 6 ...
Страница 58: ...7 16 7 16 Front Control Board Print layout Bottom side ...
Страница 59: ...7 17 7 17 Karaoke and USB Board Print layout Bottom side Encoder Board Print layout Bottom side ...
Страница 60: ...Touch Panel Board Print layout Top and Bottom side 7 18 7 18 ...
Страница 61: ...Amplifier Board Print layout Top and Bottom side 7 19 7 19 ...
Страница 62: ...Power Board Print layout Bottom side 7 20 7 20 ...
Страница 63: ...Main Board Print layout Top side 7 21 7 21 ...