Audio Alc888/ Amplifier - Clevo D900C Service Manual

Audio ALC888/ Amplifier

3VS 3VS 2,6,8..15,17..21,24..28,31,33
5VS 5VS 6,12..14,18,19,24,26..28,33
AMP_MUTE R596 100K_04 R594 120K_04
VDDA
AMP_MU TE_M
AMP_MUTE_M 26
11,28 ACZ _SDOUT
11,28 ACZ _BITCLK
11 AC Z_SD IN0
11,28 ACZ _SY NC
11,28 ACZ _R ST#
C758
R647
BEEP R648
27 BEEP
26 JD _SENSE
TV_LIN E_L C743 1U_04(R)
28 TV_LINE_L
C741 1U_04(R)
TV_LINE_R
28 TV_LINE_R
C738 1U_04
INTMIC
19 INTMIC
C733 1U_04
C D_L R634 4.7K_04 C728 1U_04
24 CD _L
R616 4.7K_04 C719
C D_R 1U_04
24 CD _R
MIC1L C716 1U_04
MIC1R C709 1U_04
LI NE-L
R850 4.7K_04 C366 1U_04
26 LIN E-L
LI NE-R
R851 4.7K_04 C361 1U_04
26 LIN E-R
R620
D05
R335 R337 R631 C704 C715
C708 C718
.01U _04 .1U_04
4.7K_04 4.7K_04 4.7K_04 .01U _04 . 1U_04
4.7K_04
AGN D
MI C1-VREF_L R340 2.2K_04
MIC1_L
MIC 1L R343 1K_04
MIC1_L 26
C710 C375
.01U_04(R) 470P_X7R04
AGN D AGN D
MI C1-VREF_R R339 2.2K_04
MIC1_R
MIC 1R R336 1K_04
MIC1_R 26
C365 C372
.01U_04(R) 470P_X7R04
LINE_OUT_R
AGN D AGN D
LINE_OUT_L
3VS
U40D
12
11
13
74LVC08PW
APGN D
3VS
3VS
U40A
74LVC08PW
1
11 SB_MUTE#
3 4
AUD IOGPI O1# 2
5
23 VOL_MUTE#
R400 10K_04(R)
3VS
APGN D
APGND
Power Plane
L77
H C B2012KF-121T30
3VS
C763 C749 R608 C712 C703 C722
10U /10V_08 .1U_04 .1U_04
0_04 10U /10V_08 .1U_04
AGN D
C750 10P/50V_04(R) U31
ACZ_SD OUT 5 35
SDATA-OUT FRONT-OUT-L
ACZ_BI TC LK R645 22_04 6 36
BIT-CLK FRONT-OUT-R
R646 22_04
ACZ_SD IN0 8
SDATA-IN
ACZ_SY NC
10 45
SYNC SurrBack-L/GPIO0
ACZ_R ST# 11 46
RESET# SurrBack-R/XTLSEL
10P_04 28
MIC1-VREFO-L
1K_04
10K_04 C751 1U_04 12 48
PCBEEP SPDIFO
C745 . 01U_04(R )
47
SPDIFI/EAPD
J D_SEN SE 13 29
Sense A(JD1) LINE1-VREFO-L
34 30
Sense B(JD2) MIC2-VREFO
14 31
LINE2-L/AUX-L LINE2-VREFO
15 2
LINE2-R/AUX-R GPIO0/XTLI
16 3
MIC2-L GPIO1/XTLO
17 32
MIC2-R MIC1-VREFO-R
18 37
CD-L LINE1-VREFO-R
20 39
CD-R SURR-OUT-L
21 41
MIC1-L SURR-OUT-R
22 40
MIC1-R JDREF
23 43
LINE1-L CEN-OUT
24 44
LINE1-R LFE-OUT
C723 C732 C740 C702
C727 C737 C742 . 01U_04(R) ALC883
. 01U_04 . 1U _04 . 01U_04(R)
. 01U_04 . 1U _04 . 01U_04(R)
C698
10U/10V_08
CD _G R625 4.7K_04
24 C D_G
R629 4.7K_04(R)
C724 1U_04
AGN D
3VS
MIC2-VREF
AMP_MU TE
R802
2.2K_04
MUTE IN#
INTMIC
C972
470P_50V_04 Cb C947 1000P_X7R_04
R764 10K_04
Rb
R763 10K_04
Cb C948 1000P_X7R_04
Ca Ra
U41
C877 . 1U _04 R765 10K_04
21 22
RLINEIN ROUT+
20 15
RHPIN ROUT-
C878 . 1U _04 R761 10K_04 4 3
LLINEIN LOUT+
5 10
LHPIN LOUT-
19
RBYPASS
6
LBYPASS
C875 C874 C965
7
LVdd
23 18
NC RVdd
. 1U _04 . 1U_04 10U_10V_08 17
NC
2
TJ
24
GND/HS
APGN D 13
GND/HS
R773 1K_04 16 12
HP/LINE GND/HS
1
GND/HS
AMP_MU TE
14
SE/BTL
VDDA
C876 MUTE_OUT 8
SHUTDOWN
9
MUTE OUT
.1U_04(R)
R762 11
MUTE IN
U40B
APGN D 10K_04 APA2020ARL
? ? ? ?
74LVC08PW
6 MUTE IN
Q54
APGN D
MUTE IN# G
2N7002W
R760 100K_04
APGND
L76
VDDAC
C699 U27
6
VDDAC VOUT
10U/ 10V_08
4
PG
R601
5
R1 ADJ
AME8804AEEY
3K_04
C684 C688
LINE_OUT_L
LINE_OUT_R
VO=VREF(R2+R1)/R2
.1U_04 R599
10U/10V_08 VREF=1.215V
R2
MIC1-VREF_L 1K_04
L78
SPDIF-OUT
SPDIF-OUT 26
AGN D
R635 10K_04
EAPD_MUTE
L70
MIC2-VREF
VDDA
AGND HCB2012KF-121T30
GPIO0
AUDIOGPIO1#
C634
MIC1-VREF_R C655 C653
NEAR IC 10U /10V_08
C984 SurrBack -L 10U/10V_08 L71
0.1U _06 .1U _04
C985 0.1U _06 SurrBack -R F CM1608K-121T06
R628 20K_04
C633
AGN D
APGN D
C629 .1U_04
L72 C652 10U/10V_08
3VS
HCB2012KF-121T30
APGN D
U24
C650 1U_06 1
C1P
3 11 R843 0_04
C1N OUTR
9 R842 0_04
OUTL
C613 1U_06
SurrBack-R 15
INR
C620 1U_06 13
SurrBack-L D05
INL
20
NC T
R575 10K_04 14 16
SHDNR NC T
18 12
U40C
SHDNL NC T
8
NC T
6
74LVC08PW
NC T
9 4
NC T
8
PIN21~24=NC
10 TPA4411
C651
APGND
1U_04
APGN D
J_RSPK1
L66
F CM1608K-121T06
1
SPKR +
SPKR - L67 F CM1608K-121T06
2
SPKL+
HEADER 2
SPKL- J_SPK1
L46 F CM1608K-121T06
1
L45 F CM1608K-121T06
2
L44 F CM1608K-121T06
Power Plane
3
L43 F CM1608K-121T06
VDDA
4
CON4
J_LSPK1
L48
F CM1608K-121T06
1
L47 F CM1608K-121T06
2
C987
HEADER 2
MSPKR
47U/6.3V_B(R)
C986
MSPKL
47U /6.3V_B(R)
R844 R845
D05
APGN D
1K_04(R) 1K_04(R)
APGN D
Schematic Diagrams
HCB2012KF-121T30(R)
1
VIN 5VS
R603
3
EN
10K_04
2
GND
C689
.1U_04
HCB2012KF-121T30
5VS
C621
C622
.1U_04
10U/ 10V_08
Sheet 22 of 40
.1U_04
Audio ALC888/
Amplifier
MSPKR
MSPKL MSPKR 26
MSPKL 26
C611 .1U_04 C679 .1U_04
C676 .1U_04 C673 .1U_04
C657 .1U_04 C730 .1U_04
C654 .1U_04 C765 .1U_04
AGN D
Audio ALC888/ Amplifier B - 23