8
.
10
.
Audio Amp. Interface
Audio Pre-Amplifier
HIGH-->STAND BY ENABLE
LOW-->STAND BY
DISABLE
AC ON/OFF Mute
SD LOW==>> SHUT DOWN
SD HI ==>> AMP WORKS
Seaker
6W/8ohm
Close to MST. IC
pull high res(R606) from 5K1 modify to 2K 080901
I602 foodprint from "SPDSO08" modify to "SO08" ; C642 cap value from 470n modify to 1uF 080901
link PROTN and SLEEPN,move R628 and modify R627 from 10K to 47K, R663 from NC to 10K,add Q607 MMT3904 080901
pull high res(R632) from 0R modify to 18K 080901
add C660.C661.C662(1uF).R737(22K),R641 modify value from 10K to 47K 080910
del R646.R647.Q605. 080910
add C663.C664 080910
Close to MST. IC
C621.C628 from 15nF modify to 33nF 080910
add AU_DACO_1L.R circuit 080910
C629,C635,C614,C609 modify package from C0805 to C0603 080910
PHONE_L
RA
LB
LA
PHONE_R
RB
MUTE_N
POWER-ON/OFF-GPIO44
SHUT_DOWN_AU
MUTE_S/GPIO124
AVDD_3.3
PH_DET
PHONE_DET
AU_DACO_1R
AU_DACO_1L
AUOUTL1A
AUOUTR1A
AUOUTL0A
AUOUTR0A
POWER-SAVING-GPIO98
MUTE_N
AU_DACO_0L
AU_DACO_0R
12V
AVDD
PVDD
PVDD
PVDD
PVDD
PVDD
AVDD_3.3
AVDD
PVDD
AVDD_3.3
5VAMP
12V
5VAMP
AVDD_3.3
VAF
AVREF
5VAMP
AVREF
VAF
AVREF
VAF
VCC3.3V-ST
VCC3.3V-ST
PVDD
C614
100nF/0603
E
B
C
SOT
23
Q603
MMBT3904
1
3
2
C623
100nF/0603
R739
NC/22K
R628
10K
R637
0R
+
C659 NC/10u/16V
C655
100uF/16V
C601
1uF/0805
E
B
C
SOT
23
Q607
MMBT3904
1
3
2
R618
NC/6.8K
C629
100nF/0603
R608
100K 0603
R
611
10K
C660
1uF/0603
C633
0.47u/63V/DIP
C626
1nF
C609
100nF/0603
R
624
300K
R6
1
4
NC
C667
NC/33nF
R6
0
9
10K
C622
1nF
C635
100nF/0603
+
C602
470u/16V LSER
+
C673
470u/16V LSER
R
6
27
47K
R633
NC/7K5
R639
10K
R649
10K
C613
1uF/0805
C604
100uF/16V
L610
600R/1.5A 0805
L609
22uH DIP
C605
100nF
R602
NC/1K
L608
22uH DIP
E
B
C
SOT
23
Q601
MMBT3904
1
3
2
R663
10K
(Product ver)
I601
D-5 QFN32
1
2
3
4
5
6
7
8
9
10
12
13
14
15
16
17
18
20
19
21
22
23
24
25
26
27
28
29
30
31
32
11
PVDDREG
AVDD
INLP
INLM
VREF
INRM
INRP
AVSS
PLIMIT
PVDDPR
OUT
P
R1
PVSSR
OUT
M
R2
OUT
M
R1
PVDDMR
SLEEPN
PROTN
CKOUT
MUTEN
CKIN
NCDRC0
NCDRC1
GAIN0
GAIN1
PVDDML
OUT
M
L
1
OUT
M
L
2
PVSSL
OUT
P
L
1
OUT
P
L
2
PVDDPL
OUT
P
R2
R626
NC/82K
I602
TPA6113A2
3
4
5
6
7
8
1
2
BYPASS
GND
SHUTDOWN
IN2
VO2
VDD
VO1
IN1
L612
NC/600R/1.5A L0805
R
625
300K
C611
0.47u/63V/DIP
R636
NC/6.8K
L602
NC
+
-
I603B
NC/LM358/SO8
5
6
7
8
4
R631
NC
L604 DUAL BEAD 100R
C671
NC/100P
C6
0
6
100nF
R697
0R
C632
1uF/0805
R696
0R
C631
1uF/0805
R634
100R
R6
2
2
NC
C625
1uF/0603
R660
82K
C618
1uF/0603
C634
NC/1uF/0805
R638
10K
C619
1uF/0603
R621
22K
R643
39K
C662
1uF/0603
C615 10nF/0603
C669
NC/100P
R
6
30
10K
L607
22uH DIP
C616
100nF
C610 10nF/0603
C668
NC/33nF
C642
1uF/0603
R617
NC/4.7K
C608
1uF/0603
R737
22K
C630 10nF/0603
R740
NC/100R
C612
NC
/1uF
/0805
C628
33nF
L605
600R/1.5A L0805
C621
33nF
C603
NC/330uF/16V
C640
330pF
R644
6.8K
R616
100R
C637
1uF/0603
R645
39K
R698
NC/0R
R605
NC/10K
+
C658 NC/10u/16V
R661
150K
R615
NC/7K5
R604
NC/1K
C638
1uF/0603
C607
10uF/0805
R
623
300K
R629
100R
C636 10nF/0603
R6
6
2
NC/1
0
K
C617
NC/1uF/0603
R635
NC/4.7K
C641
330pF
R632
18K
R640
22K
R6
1
2
NC
E
B
C
SOT
23
Q604
MMBT3904
1
3
2
D602
NC/1N4148
1
2
+
C656
NC/10u/16V
R603
NC/10K
L603 NC/22uH/2.9A
C670
NC/100P
C639
100uF/16V
C672
NC/100P
C627
NC/1uF/0603
R742
0R
R6
1
3
NC
C663
NC/100P
R738
NC/100R
R648
10K
D601
NC/1N4148
1
2
C620
1uF/0603
R620
100R
+
-
I603A
NC/LM358/SO8
3
2
1
8
4
E
B
C
SOT
23
Q602
NC/MMBT3906
1
3
2
R607
10K
L606
22uH DIP
C661
1uF/0603
+
C657 NC/10u/16V
R619
10K
R606
2K2/0603
D603
Zener/3.3V
1
2
R743
0R
C664
NC/100P
P601
CON4 P=2.5mm
1
2
3
4
R+
R-
L-
L+
R641
47K
R642
6.8K
R741
NC/22K
R610
NC/82K
C624
1uF/0603
MUTE_S/GPIO124
4
PHONE_R
9
PHONE_L
9
5VAMP
1,9
SHUT_DOWN_AU
4
POWER-ON/OFF-GPIO44
1,4
12V
1
12V
1
5VAMP
1,9
AU_DACO_0L
4
AU_DACO_0R
4
VCC3.3V-ST
1,4,8
POWER-SAVING-GPIO98
4
PHONE_DET
9
AU_DACO_1R
4
AU_DACO_1L
4
ViewSonic Corporation
Confidential - Do Not Copy
VTMS2431
77
Содержание VS12335-2M
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