Schematic Diagrams
Audio Codec ALC201 B - 23
B.Sch
em
atic D
iag
rams
Audio Codec ALC201
Sheet 22 of 29
Audio Codec
ALC201
AUD_VDD
+3VS
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_VDD
AUD_VDD
AUD_VDD
AUD_AGND
AUD_AGND
+5VS
+5VS
AUD_VDD
AUD_AGND
AUD_AGND
+3VS
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_AGND
AUD_VDD
AUD_VDD
AUD_AGND
AUD_AGND
AC_RST#
[13,16]
MODEM_SPK
[16]
AC_BITCLK
[13,16]
AC_SDATOUT
[13,16]
AC_SYNC
[13,16]
AC_SDATAIN0
[13]
INT_CD_R [17]
INT_CD_L [17]
CD_GND [17]
H8_BEEP
[21]
PCMSPK
[24]
AC_SPKR
[13]
Z2334
Z
2311
Z
2310
Z
2314
Z
2313
LINE_OUT_L
Z2329
Z
2318
LINE_OUT_R
Z
2312
Z
2316
Z
2315
Z2330
BEEP
Z2321
Z
2317
Z2309
Z2320
Z2319
Z2328
Z
2303
Z
2302
MIC1
Z2322
Z2324
Z2326
Z2327
Z2306
V_REFOUT
Z2323
Z2325
Z
2301
V_REFOUT
Z2337
MIC1
Z2336
Z2345
Z2346
Z2342
Z2308
Z2307
SPKR2
SPKL2
SPKR1
Z2344
Z2343
Z2362
SPDIFO
SPDIFO
RO+
RO-
LO+
LO-
Z2361
TZ2
30
6
T
Z
2301
T
Z
2302
T
Z
2303
TZ2304
TZ2305
SPKOUTL
MIC
SPDIF
SPKOUTL
SPKOUTR
HPSEL
INTMICSEL
MIC
SPDIF
INTMICSEL
SPKOUTR
HPSEL
SPDIFGND
Z2305
SPDIFGND
BEEP
Z2348
Z2350
Z2349
LINE_OUT_R
Z2358
Z2356
Z2357
Z2355
LINE_OUT_L
Z2351
Z2354
Z2352
EAPD_MUTE
EAPD_MUTE
SEL
SEL
Z2347
Z2364
Z2363
Z2359
Z2366
Z2339
LINE_OUT_R
Z2338
LINE_OUT_L
Z2365
Z2374
Z2375
SPKL1
SPKR1
SPKR2
Z2370
Z2371
Z2372
Z2332
Z2333
Z2335
Z
2353
Z2367
Z2331
Z
2360
Z2369
Z2373
Z2340
Z2341
Z2368
Z2304
R288
220
C656
*10PF
C728
*180PF
C727
*180PF
R549
0
C730
*180PF
C729
*180PF
C663
1000PF
R554
18K
R550
*10K
R547 10K
C673
2.2UF_16V
C669
1UF
C674
6PF
U18
TPA0202
18
21
7
22
20
15
19
3
10
11
14
1
16
9
8
6
5
4
2
17
23
12
13
24
25 26 27 28 29 30
31 32 33
RVdd
RLINEIN
LVdd
ROUT+
RHPIN
ROUT-
RBYPASS
LOUT+
LOUT-
MUTE IN
SE/BTL
G
ND/
HS
HP/LINE
MUTE OUT
SHUTDOWN
LBYPASS
LHPIN
LLINEIN
TJ
NC
NC
G
ND/
HS
G
ND/
HS
G
ND/
HS
T
HRE
M/
G
N
D
T
HRE
M/
G
N
D
T
HRE
M/
G
N
D
T
HRE
M/
G
N
D
T
HRE
M/
G
N
D
T
HRE
M/
G
N
D
T
HRE
M/
G
N
D
T
HRE
M/
G
N
D
T
HRE
M/
G
N
D
JAUDIO1
CON8
1
2
3
4
5
6
7
8
R292
1K
R551
0
JSPK3
CON2
1
2
U59
APA4835
14
8
2
7
10
21
3
16
11
17
15
28
26
19
18
25
24
5
4
13
12
9
27
6
1
20
23
22
GND
GND
S
hu
tDo
wn
DC V
ol
Co
nt
ro
l
Right in
HP sense
Ga
in
Se
l
Vdd
Beep
-Left Out
+Left Out
+Right Out
-Right Out
L2i
n
L2fi
n
R2
fin
R2
in
Mute
Mode
Left Dock
Left in
Right Dock
Vdd
Vdd
GND
GND
GND
By
pas
s
R597
20K
R594
50K
R593
20K
C707
0.1UF
C708
0.1uF
C700 1uF_0603
C705
1uF_0603
C704 1uF_0603
C706
0.1UF
R598
20K
C709
4.7U(0805)
R592
20K
C702 1600P
R596
20K
C701 1uF_0603
R599
20K
C703 1uF_0603
C282 1uF
C629
0.1uF
+
C647
10uF/10V
1
2
R507 1.5K
C632
0.1uF
C285
0.1uF
C266
1uF
R508
1.5K
R504 1.5K
R503
1.5K
C265
1uF
C267 1uF
C271
0.1uF
R548 *10K
R290 0
C670
*1UF
C269
0.1uF
C264
1uF
R553 10K
C672
1UF
R263
10K
R552 *10K
R286 0
C671
*1UF
R258 10K
C627
0.1uF
C628
0.1uF
R506
1.5K
R505
1.5K
C624
0.1uF
C614
0.1uF
C621
0.1uF
C286
1000PF
C616
0.1uF
C639
1uF
C649
1uF
C291
1uF
C643
10uF/10V
C268
0.1uF
C651
10uF/10V
C650
10uF/10V
C618
*0.1uF
L75
HCB3216K-800T30
1
2
C278
0.1uF
C284
0.1uF
C288
1000PF
R296
10K
Y4
24.576M
1
2
ALC201/ALC202
U20
ALC201
43
44
45
46
47
48
39
40
41
31
32
33
34
26
1
2
3
4
5
6
7
8
9
10
11
12 13 14 15 16 17 18 19 20 21 22
23
24
27
28
29
30
35
36
37
38
42
25
JD
/S
DI
N1
/G
P
IO
0
T
EST
1/GPIO1
ID
0#
XT
LSEL
EAPD
SPD
IF
O
HP
_O
UT
_L
NC/
HP
_O
UT
_C
HP
_O
UT
_R
VRAD/CAP1
VRDA/CAP2
CAP1/CAP3
NC/CAP4
AVss1
DVdd1
XTL_IN
XTL_OUT
DVss1
SDATA_OUT
BIT_CLK
DVss2
SDATA_IN
DVdd2
SYNC
RESET#
PC
_BEEP
PH
ON
E
AU
X_L
AU
X_R
VID
E
O_L
VID
E
O_R
CD_
L
CD_
G
ND_
RE
F
CD_
R
MIC1 MIC2
LINE_IN_L
LINE_IN_R
VREF
V_REFOUT
AFILT1
AFILT2
LINE_OUT_L
LINE_OUT_R
MO
NO
_O
UT
AVdd2
AVss2
AVdd1
L35
HCB3216K-800T30
1
2
C295
22PF
C293
22PF
C280
0.1uF
C653
0.1uF
C661 330PF
C304
1000PF
R291
1K
L78 HCB1608K-121T25
1
2
R542
100K
L32 FCM1608K-121T06
1
2
+
C289
47uF/6.3V_D
1
2
JSPK1
ACES/CON4
1
2
3
4
1
2
3
4
R543
100K
C296
680PF
C300
680PF
+
C290
47uF/6.3V_D
1
2
R293
1K
L33
FCM1608K-121T06
1
2
C659
330PF
R537 2.2K
C660
1UF
R538
*7.5K
C299
680PF
U21
TC7SZ08
2
1
4
3
5
C696
0.1uF
R539
*7.5K
C667
*10uF/10V
C637
*0.1uF
R595
10K
R600
10K
C664
0.1uF
CP5
8P4CX180PF
1 2 3 4
5
6
7
8
L57
BK32164S600
1
2
3
4
5
6
7
8
R546
18K
C668
6PF
T
T
T
T
T
C281
0.1uF
T
T
R273
22
R274
22
JSPK2
CON4
1
2
3
4
1
2
3
4
C298
0.1uF
L58
FCM1608K-121T06
R302
4.7K
L34
FCM1608K-102T06
1
2
C261
*0.1uf
L71
HCB1608K-121T25
1
2
L74
FCM1608K-121T06
C658
*0.1uF
C260
*0.1uF
C297
*0.1uF
R289
1K
L85
FCM1608K-121T06
L84
FCM1608K-121T06
JMIC1
ACES/CON2
1
2
1
2
+3VS
[3,5,6,7,8,10,11,12,13,14,16,17,18,19,21,22,26,27,28]
+5VS
[6,11,12,14,17,19,21,22,26,28]
PLEASE PLACE CLOSE THE
POWER INPUT PINS
PLEASE PLACE CLOSE CODEC &
AMP THE POWER INPUT PINS
REMOVE M/E POSITION
92/03/03
4/13
f=1/(2
π
R3C2)=2KHZ, so C2=1.6nF
PIN29 =AUD_AGND
Summary of Contents for M375C
Page 1: ......
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer M375C M385C Service Manual ...
Page 35: ...Part Lists Top M375C A 3 A Part Lists Top M375C Figure 1 Top M375C ...
Page 36: ...Part Lists A 4 Bottom M375C A Part Lists Bottom M375C Figure 2 Bottom M375C ...
Page 37: ...Part Lists LCD M375C A 5 A Part Lists LCD M375C Figure 3 LCD M375C ...
Page 38: ...Part Lists A 6 Card Reader M375C A Part Lists Card Reader M375C Figure 4 Card Reader M375C ...
Page 44: ...Part Lists A 12 Top M385C A Part Lists Top M385C Figure 10 Top M385C ...
Page 45: ...Part Lists Bottom M385C A 13 A Part Lists Bottom M385C Figure 11 Bottom M385C ...
Page 46: ...Part Lists A 14 LCD M385C A Part Lists LCD M385C Figure 12 LCD M385C ...
Page 47: ...Part Lists Card Reader M385C A 15 A Part Lists Card Reader M385C Figure 13 Card Reader M385C ...