8170 N/B MAINTENANCE
8.14 Audio Failure
No sound from speaker after audio driver is installed.
|
|
|
|
|
|
|
| +3VS |
| AVDDAD |
|
|
|
|
|
|
|
| +12VS |
|
|
|
|
| |||
|
|
|
|
|
|
|
| L14 |
|
|
|
|
|
|
| C672 |
| L540 |
| U511 |
|
|
|
|
|
| |
|
| AUDIO IN |
|
|
|
| 120Z/100M |
|
|
|
|
|
|
| 0.1U |
|
| 7805 |
|
|
|
|
|
| |||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 | O | I 3 |
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
| C702 |
|
| C684 |
|
|
| GND |
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 2 | C674 |
|
|
|
|
| |||
|
|
|
|
|
|
|
|
|
|
|
|
| 0.1U |
|
| 10U | L522 |
|
|
| 0.1U |
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||
| P13 |
|
|
|
|
| 11 | 1 | 9 | 25 | 38 | P17 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||
|
| ACSDOUT |
|
|
|
|
| 5 |
|
|
|
|
|
|
| AGND |
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
| 23 |
| C196 | 2.2U |
|
| R121 6.8K |
|
|
| J16 | P17 |
| |||
|
|
|
|
|
|
|
|
|
|
| LINE/IN/L |
|
|
|
|
|
|
|
|
|
|
|
| ||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||
U17 |
| ACSDIN |
| R645 | 22 |
| 8 |
|
| LINE/IN/R | 24 |
| C183 2.2U |
|
| R109 6.8K |
|
|
| 1 | Internal |
| |||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||||||||
|
| ACSYNC |
|
|
|
|
| 10 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 2 | Micro Phone | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Jack |
| |||
ICH2 |
|
|
|
|
|
|
|
|
|
| MIC1 | 21 | MIC1 | C194 1U | AVDDAD |
| AGND |
|
|
| |||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||||
|
| ACBITCLK |
|
| R648 | 22 |
| 6 |
|
|
|
|
|
|
|
|
|
|
|
| R669 47K | R670 47K |
|
|
|
| |
82801BA |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| L535 |
|
| |
SPK_OFF | To U18 |
|
|
|
|
|
| U15 |
|
|
|
|
|
|
|
|
|
| C686 10U/10V | 120Z/100M | P17 J22 | ||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| X | ||||||||
|
|
| Next Page |
|
|
|
| +5VS |
|
|
|
|
|
|
|
|
| U513 |
|
|
|
| 5 | ||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 4 | ||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| MC33078D |
|
| MIC_3 |
| ||
|
| SBSPKR |
|
|
|
|
|
|
| ALC201 |
|
|
|
|
|
|
|
| R671 4.7K | MIC_2 |
| 3 | |||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 8 VCC+ | 1IN+ 3 |
|
| 2 | ||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||
|
|
| C675 |
|
|
|
| C667 |
|
|
|
|
|
|
|
|
|
|
|
| 7 2OUT | 2IN+ 5 |
| C701 | L525 |
| 1 |
|
|
|
|
|
|
|
|
|
|
|
| 48 | SPDIFOUT |
|
|
|
|
|
|
| |||||||
|
|
| U510 |
|
|
|
|
|
|
|
|
|
|
|
| 120Z/100M |
| ||||||||||
|
|
| 0.1U |
|
| 0.1U |
|
|
|
|
|
|
|
|
|
|
|
| 6 2IN- | 1OUT 1 |
| 0.068U/25V | External | ||||
|
|
|
| NC7S32 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| R151 |
|
| 4 VCC- | 2IN+ 2 |
|
|
|
| Micro Phone | ||
|
|
| 1 |
|
| 5 |
|
|
|
|
|
|
| 36 |
| AOUT_R |
|
|
| R148 |
|
|
| ||||
| P15 |
| A | VCC |
| C670 |
|
| LINE/OUT/R |
|
| 100K |
|
|
|
| 68K |
|
|
| Jack | ||||||
|
| C669 |
|
|
|
|
|
|
|
|
|
| C209 |
|
|
|
|
|
| CAGND | |||||||
U7 |
|
| 0.1U |
|
|
|
| 0.1U |
|
|
|
|
| 35 |
| AOUT_L |
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
| 10U/10V |
|
|
|
|
|
|
|
|
| ||||||
62 | 2 | B | Y | 4 |
| 12 | PC_BEEP | LINE/OUT/L |
|
| To next |
|
|
|
|
|
|
|
|
|
| ||||||
|
|
| 3 |
|
|
| R646 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| R149 |
|
|
|
| |
|
|
| GND |
|
|
|
|
|
|
|
|
| Page |
|
|
|
|
|
|
|
|
|
| ||||
PCI4410 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||||
| R649 |
|
|
| 470K | R647 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 100K |
|
|
|
| ||
|
|
| 47K |
|
|
|
| 20K |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| C193 1U |
|
|
|
|
| R134 6.8K |
|
|
| J10 | |
|
|
|
|
|
|
|
| 2 | XTL/IN |
| CD/R |
| 20 |
|
|
|
|
|
| CDROM_RIGHT | 2 P14 | ||||||
|
|
|
|
|
|
|
| R88 1M |
|
|
|
|
|
|
|
|
|
|
| ||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
| 18 | C191 1U |
|
|
|
|
| R132 6.8K |
| CDROM_LEFT | 1 | |||
|
|
|
|
|
|
|
| 3 | XTL/OUT |
| CD/L |
|
|
|
|
|
|
|
|
|
| ||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||
|
|
|
|
|
|
| X2 24.576M |
|
|
| CD/GND |
| 19 | C192 1U |
|
|
|
|
| R133 0 |
| CDROM_COMM | 3 | ||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||
|
|
|
|
|
| C148 |
| C167 |
|
|
|
|
|
|
|
|
|
| R142 | R140 | R141 |
|
|
|
| ||
|
|
|
|
|
| 10P |
| 10P |
|
|
|
|
|
|
|
|
|
| 6.8k | 6.8k | 0 |
|
|
|
| Audio Jack | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
173