Clevo D900T Service Manual

Schematic Diagrams
CODEC ALC880 (71-D90T0-D05) B - 25
B.Schematic Diagrams
CODEC ALC880
AGND
APGND
APGND
APGND
AGND
AGND
AGND
+5VCDROM
AGND
+3VS
AGND
VDDAC
AMP5V
+12V
AGND
APGND
APGND
AGND
AMP5V +5VCDROM
VDDAC
APGND
APGND
APGND
APGND
OPVCC
VDDAC
AGND
+12V
AGND
APGND
+3VS
APGND
+5VCDROM
OPVCC
AGND
APGND
AGND
AMP5V
AMP5V
VDDAC
HP_SENSE 25
ACZ_SYNC11,26,28
Audio_R25,28
H8_MUTE 23
CD_R25,26
LINE-L25
PRE_OUT_R27
ACZ_SDOUT11,26,28
+12V 17,25,27,30,31
L_OUT+25
LINE-R25
LFE25
ACZ_BITCLK11,26,28
PRE_OUT_L27
ADJ_MUTE 26
+5VCDROM 25,26
FRONT-L27
CODECCLK142
ACZ_SDIN011,26
R_OUT+ 25
MIC125
Audio_L25,28
ACZ_RST#11,26,28
PC-BEEP23
SPDIF/SurrB-L 25
FRONT-R27
TV_LINE_R15,25
CDGND25,26
SurrB-R 25
LOUT-R 25,27
+3VS 2,4,8,9,11,12,13,14,15,18,19,20,21,23,26,28,30,
3
TV_LINE_L15,25
LOUT-L25,27
MIC1-VREFO-L 25
CD_L25,26
LFE-O
CHSEL
ACZ_SDOUT
LINE-R
R_OUT+
FRONT-R
CDGND
LOUT-R
MIC1-VREFO-L
L_OUT+
PRE_OUT_L
Sense A
SURR-R
MUTEOUT
LOUT-L
GPIO1
SurrB-R
CODECCLK14
CD_L
MUTE
FRONT-L
JD3MIC1
AMP_MUTE
CD_IN_L
HP_SENSE
GPIO1
LOUT-R
ACZ_SDIN0
TV_LINE_L
SPDIF/SurrB-L
TV_LINE_R
H8_MUTE
MUTE
FRONT-R
AMP_MUTE
SPDIF-OUT
PRE_OUT_R
SURR-L
ACZ_RST#
CHSEL
SurrBack-L
ACZ_SYNC
PRE_OUT_R
SurrBack-R
ACZ_RST#
CD_IN_R
LOUT-L
SurrBack-L
LINE-L
Audio_L
L_OUT-
LFE
Sense B
Audio_R
PC-BEEP
JD5
HP_SENSE
CEN-O
FRONT-L
ACZ_BITCLK
CD_R
SPDIF-OUT
JD4
MUTE
SurrBack-R
FRONT-MIC1
R_OUT-
ADJ_MUTE
PRE_OUT_L
C912 100P(R)
L48 FCM1608K-121
R355 20K
L41 FCM1608K-121
R674 0(R)
Q42
2N7002
G
S D
C577
1000P
C489
10U/10V(0805)
U45
ALC880
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
26
27
28
29
30
31
32
33
34
35
36
37
39
40
41
42
43
44
45
46
47
48
38 25
DVDD1
GPIO0/XTLI
GPIO1/XTLO
DVSS1
SDATA-OUT
BIT-CLK
DVSS2
SDATA-IN
DVDD2
SYNC
RESET#
PCBEEP
Sense A(JD1)
LINE2-L/AUX-L
LINE2-R/AUX-R
MIC2-L
MIC2-R
CD-L
CD-GND
CD-R
MIC1-L
MIC1-R
LINE1-L
LINE1-R
AVSS1
VREF
MIC1-VREFO-L
LINE1-VREFO-L
MIC2-VREFO
LINE2-VREFO
MIC1-VREFO-R
DCVOL
Sense B(JD2)
FRONT-OUT-L
FRONT-OUT-R
LINE1-VREFO-R
SURR-OUT-L
JDREF
SURR-OUT-R
AVSS2
CEN-OUT
LFE-OUT
SurrBack-L/GPIO0
SurrBack-R/XTLSEL
SPDIFI/EAPD
SPDIFO
AVDD2 AVDD1
C955 1U
R371 20K
R350 20K
C930
0.01U
C934
0.01U
C462
10U/10V(0805)
R409
1K
L47 FCM1608K-121
C922 1U
C542 1U(R)
C909 10U/10V(0805)
L44 FCM1608K-121
L75 FCM1608K-121
C931
0.01U
C928
0.01U
U27
APA4835
14
8
2 7
10
21
3
16
11
17
15
28
26
19 1825
24
5
4
13
12
9
27
6
1
20
23
22
GND
GND
ShutDown DC Vol Control
Right in
HP sense
Gain Sel
Vdd
Beep
-Left Out
+Left Out
+Right Out
-Right Out
L2in
L2finR2fin
R2in
Mute
Mode
Left Dock
Left in
Right Dock
Vdd
Vdd
GND
GND
GND
Bypass
R345 20K
R344 0.1(0805)
C907
22P(R)
12
C986 1U(R)
R359 20K
L93
BK2125HS121(0805)
C498
1UF
R374 20K
C573 0.1U
C649 0.1U
R670 22
C910 10P(R)
R370 20K
C500
0.1U
JSPK2
CON2
1
2
Q30
2N7002
G
DS
JSPK4
CON2S
1
2
R368 20K
C903
10U/10V(0805)
C902
0.1U
JSPK3
CON2S
1
2
C572
4.7UF(0805)
T
L94
BK2125HS121(0805)(R)
C612 0.033U(R)
Q50
2N7002(R)
G
DS
C485
10U/10V(0805)
C479 0.1U
R699 4.7K
R353 0.1(0805)
C575
0.1UF
C917 1U
R410 10K
R677 4.7K
R430 10K
C603
4.7UF(0805)
C604
0.22U
Y10
24.576MHz(R)
1 2
R667 1M(R)
R683 10K
U30
TPA0202
1
12
13
24
2
17
23
7
18
6 19
9
11
14
16
8
10
3
15
22
5
4
20
21
GND/HS
GND/HS
GND/HS
GND/HS
NC
NC
NC
VDD
VDD
L_BYPASS R_BYPASS
MUTE OUT
MUTE IN
SE/BTL#
HP/LINE#
SHUTDOWN
L_OUT-
L_OUT+
R_OUT-
R_OUT+
L_HP IN
L_LINE IN
R_HP IN
R_LINE IN
C913 1000P(R)
C938 0.033U
C499 1UF
C956 1U
C933
0.1U
L35 FCM1608K-121
C984 1U
T
D35
ISS355(R)
AC
L88
FCM2012V121
C985 1U
C623
0.1U
C926
0.01U
C911 1000P(R)
C497
0.1uF
R668 0
C524 1UF
L74 FCM1608K-121
T
C936
0.01U
L81
BK3216HS800
R429
10K
C602
4.7U(0805)
R468 10K(R)
R673 10K
C461
0.1U
JSPK5
CON2S
1
2
C523 0.1U
L106
BK2125HS121(0805)
C924 1U
C558
0.1UF
C544 1U(R)
C914 1U
C574
4.7U(0805)
C501 1UF
R681 0
C919 1U
R682 0(R)
R360 20K
C915 1U(R)
R411
10K
C921 1U
R666 0(R)
C918 1U
C908
22P(R)
12
R678 4.7K
C927
0.1U
R671 1K
C516 8200P
C484 8200P
C495
0.1UF
C620
0.1U
T
Q40
2N7002
G
SD
C929
0.01U
C543 1U(R)
R431
10K
R417 0
U31 78L05(SO8)
1 8
2 3 6 7 4
5
OUT IN
GND GND1 GND2 GND3 T
NC
C559 0.033U(R)
C605
1000P
C634
10U/10V(0805)
C906
10U/10V(0805)
C508 1UF
C901
10U/10V(0805)
R729 0
R343 0.1(0805)
L82
FCM2012V-121
C925
0.01U
R669 22
T
C905
0.1U
C937 0.033U
C916 1U
C904
0.1U
L34 FCM1608K-121
R684
10K
C606
0.1UF
C932
0.01U
Q39
2N7002
G S
D
R358 0.1(0805)
C923 1U
R675 0
R369 20K
C496
4.7U(0805)
Q41
2N7002
G
S D
R672 0(R)
C526
0.1UF
JSPK1
CON2
1
2
R373 0
C576
0.22U
R680 4.7K
C935
0.01U
R676 0(R)
T
R679 0
C920 1U
C541 1U(R)
C987 1U(R)
60MIL
60MIL
40MIL
15MIL
80MIL
Not Support UAJ
40MIL
80MIL
60MIL
f=1/(2£kR3C2)=1KHZ,
so C2=8200P
15MIL
60MIL
Sheet 24 of 37
CODEC ALC880

Clevo D900T Specifications

General

Brand	Clevo
Model	D900T
Category	Laptop
Language	English