8050D N/B Maintenance
8.10 Audio Failure(Audio Codec)
There is trouble with the sound from speaker or completely no sound
+5V
U18 P20
IN OUT
GND
EN ADJ
MIC5205BM5
C467
0.01U
P14 ACRST#
ACSDOUT
U715 ACSDIN0
ICH4_M
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| U17 P20 |
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| INTERNAL | ||
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| MIC1 |
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| To U715 |
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| L734 | ||||
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| 5 |
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| 1 | C457 | 0.1U |
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| VCC | A |
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| SBSPKR |
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| 2 | C458 | 0.1U CARDSPK# |
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| Y | B |
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| NC7S32 |
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| L70 |
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| P17 |
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| R438 |
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| U727 |
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| 10K |
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L66 |
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| CARD |
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120Z/100M | C456 |
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| READER |
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| CB710 |
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| 1,9 |
| 21 |
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| MIC |
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| C975 | 1U | R1157 |
| 0 |
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| +3V |
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| Secret |
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| PC_BEEP |
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| 12 |
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| R535 | 0 |
| R1154 | 4.7K | R1153 |
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| AVDD |
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| 25,38 | P20 |
| Document |
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| MiTac | 28 |
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| R532 | 0 |
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| To Next Page U19 |
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| 24 |
| C969 | R519 |
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| BEAD_600Z/100M |
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| U726 |
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| 1U | 0 |
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| L53 |
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| 24 |
| C974 | R324 |
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| 11 | AUDIO |
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| 1U | 0 |
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| 5 | CODEC |
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| +5V |
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| L67 | ||
R530 |
| 22 |
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R812 |
| 0 |
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| ACSYNC 10 | ALC655 | 35 |
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| AOUT_L |
| R1130 | 0 | R1135 |
| 0 AMP_LEFT | |
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| Confidential |
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J719
EXTERNAL MIC JACK
BEAD_600Z/100M
R1150
0
R1155
0
L744
BEAD_600Z/100M
P20 J721
Line/In Jack
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| L751 |
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| 120Z/100M | |
120Z/100M |
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| 7,18,19 |
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C484 |
| 1U | 5 | P21 |
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C480 |
| 1U | 6 |
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ACBITCLK
L69 | 0 | R498 | 22 | 6 |
U524
P11
U712
56 R859
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| 36 | AOUT_R | R1127 |
| 0 | R1128 |
| 0 AMP_RIGHT | C492 |
| 1U | 20 | AMP |
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| C497 |
| 1U | 23 | TPA0212_GND |
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| 48 | TO NEXT PAGE J720 |
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| TO NEXT PAGE U19 | ||||||
33 | 14M_CODEC | R472 |
| 0 | 2 |
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| SPDIFOUT |
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| SUB_LEFT | |||
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CLKGEN
ICS950810
47 | TO NEXT PAGE D22 | TO NEXT PAGE U19 | |
EAPD | SUB_RIGHT | ||
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