Service manual
55
EAR_DET
C637
10uF/16V
R691
22K OHM 1/10W
U604
NDC7002N
1
2
34
5
6
G1
S2
G2D2
S1
D1
R671
22K OHM 1/10W
AUOutL18
C608
1uF
R604
NC
A-PLOP
R677
24K OHM 1/10W
D603
LL4148
D608
BAV70
3
1
2
R706
NC
AUDIO_PWR
EMI
L-IN
R803
4.7K OHM 1/10W
CN604
PHONEJACK
1
2
3
NCDRC 00
AUR2 8
AmpMute
C651 2. 2uF
R636
4.7K OH M 1/10W
C609
1uF
EarMuteB
FB606
300 OHM
R668
100 OHM 1/10W
R614 100 OHM 1/10W
OP.Amp. for Audio speaker
V5
AUOutL38
R669 100 OHM 1/10W
-
+
U603A
LM324D
3
2
1
411
OP.Amp. for Audio
Earphone
AUOutR08
L604
22uH +-25%
Q603
PMBS3906
46
D609
RB160M-60TE25
1 2
C654
560pF
R651
NC
R652
NC
R708
1K OHM 1/10W
R672
47K OHM 1/10W
LineMute4
CN602
CONN
1
2
3
R674
47K OHM 1/10W
HEADPHONE_L
0
R635 36K OHM 1/10W
R694
12K OHM 1/10W
R637
10K OHM 1/10W
R676
47K OHM 1/10W
L603
22uH +-25%
C659
22pF
34
R608
0 OHM 1/10W
R618
10K OHM 1/10W
+
C631
10UF16V
C615
1uF
HEADPHONE_R
C633
0.1uF
R686
22K OHM 1/10W
1
AmpMute
Q609
PMBS3904
R687
22K OHM 1/10W
R638
100K OHM 1/10W
FB602
300 OHM
ExtPD
R663
47K OHM 1/10W
R685
10K OHM 1/10W
R700
1K OHM 1/10W
C602
0.1uF
R667
100 OHM 1/10W
16
0
R665
10K OHM 1/10W
Close to
Audio
Amp.
R698 10K OHM 1/10W
Q617
NC
Q622
PMBS3904
C658
560pF
R633
3.3K OH M 1/ 10W
EarMuteB
R615
NC
+
C618
10UF50V
U602
PT2308-S(L)
1
2
3
4 5
6
7
8
OUT1
IN1-
IN1+
VSS IN2+
IN2-
OUT2
VDD
R646
10K OHM 1/10W
R621
0 OHM 1/10W
R660
24K OHM 1/10W
C655
0.001uF
Placement Near MST.IC
DAC output Pad
Q602
PMBS3906
C629
1uF
R815
0 OHM 1/16W
Q615
2SA1037AK(R)
C661
0.01uF
Placement Near
RCA.
+3. 3V
R632
47K OHM 1/10W
Placement Near MST.IC
DAC output Pad
Q620
PMBS3904
R634
10K OHM 1/10W
Q614
PMBS3904
L602
22uH +-25%
ZD601
RLZ6.8B
12
Q608
PMBS3904
C626
0.01uF
R696
NC
R613
39K OHM 1/10W
A-PLOP
R647
10K OHM 1/10W
AUOutL08
R648
10K OHM 1/10W
28
Audio_LIN
CN603
PHON EJACK
1
7
6
2
3
4
5
R645
10K OHM 1/10W
R802
NC
R695
NC
C625
0.001uF
R654
10K OHM 1/10W
R631
22K OHM 1/10W
R659
NC
R675
NC
C Placement
Near IC
AUDIO_PW R
R704
100 OHM 1/10W
C650
0.1uF
28
R653
10K OHM 1/10W
C647
0.01uF
+
C605
470uF/16V
C604
1uF
R603
47K OHM 1/10W
To SPK_L
+
C632
100uF/ 16V
R628 100 OHM 1/10W
R804
47K OHM 1/10W
R655
47K OHM 1/10W
PowMute
C620
0.22uF
40
PowMute
R658
47K OHM 1/10W
R642
NC
C662
0.22uF
R673
0 OHM 1/10W
+
C652
10UF16V
+12VHP
C653
22pF
C610
1uF
R682 47K OHM 1/10W
C669
0.1uF
R680
1K OHM 1/ 10W
R657
NC
R606
2.2K OH M 1/ 10W
01-11
EMI
C612
1uF
R609
47K OHM 1/10W
R620 36K OHM 1/10W
R629
47K OHM 1/10W
(Product ver)
U601
YD A148
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
OUTPR1
PVSSR
OUTM R2
OUTM R1
PVDDMR
SLEEPN
PROTN
CKOUT
MUTEN
CKIN
NCDRC0
NCDRC1
GAIN0
GAIN1
PVDDML
OUTM L1
OUTM L2
PVSSL
OUTPL1
OUTPL2
PVDDPL
OUTPR2
R678 100 OHM 1/10W
C643
10uF/16V
R630
4.7K OH M 1/10W
D602
RB160M-60TE25
1 2
To SPK_R
ExtPD
R-IN
+
C634 100uF/ 16V
C670
4.7uF/16V
GAIN(dB)
AUDIO_PWR
R622
4.7K OH M 1/10W
R693
NC
R670 47K OHM 1/10W
L601
22uH +-25%
C617
0.01uF
R623
10K OHM 1/10W
R619
22K OHM 1/10W
Q619
NC
R688
10 OHM 1/10W
R662
10K OHM 1/10W
+5V
Audio_RI N
C619
1uF
D607
BAV70
3
1
2
R684
47K OHM 1/10W
C616
1uF
C657 2. 2uF
Jan-22-08
+3. 3V
AUOutR18
+
C603
10UF16V
C635
4.7uF /16V
C644
4.7uF/16V
C667
2200pF/ 50V
AUOutR38
R661
0 OHM 1/10W
R650
10K OHM 1/10W
C622
0.1uF
A-PLOP
SDB
R702
100 OHM 1/10W
R664
NC
34
R616
NC
FB601
30 OHM
12
R612
0 OHM 1/10W
FB605
300 OHM
C663
0.01uF
AUDIO-RESET8
HEADPHONE_L
Q613
PMBS3904
ZD604
RLZ6.8B
12
0
C668
2200pF/ 50V
R814
0 OHM 1/16W
R683
1K OHM 1/10W
D606
RB160M-60TE25
1 2
R625
47K OHM 1/10W
+12VHP
Q616
PMBS3904
C636
47pF
C641
47pF
R707
NC
R610
10K OHM 1/10W
R666
47K OHM 1/10W
R639
51K OHM 1/10W
R705
150 OHM 1/10W
C656
1uF
-
+
U603C
LM324D
10
9
8
411
+
C638 100uF/ 16V
GAIN0
A-PLOP
R699
NC
R605
150K OHM 1/10W
R656
47K OHM 1/10W
C646
0.1uF
Q605
PMBS3904
C627 47pF
C660
1uF
+5V
V5
+
C606
100UF 25V
Q604
PMBS3906
R617
47K OHM 1/10W
+
C645
10UF16V
C611
0.1uF
FB603
300 OHM
ZD602
RLZ6.8B
1 2
SCART OutL04
R679
22K OHM 1/10W
R644
10K OHM 1/10W
R697
150 OHM 1/10W
C648 47pF
AUL2 8
R643
10K OHM 1/10W
C665
0.001uF
V5
R627
47K OHM 1/10W
ZD603
RLZ6.8B
1 2
CN601
CONN
1
2
Q606
PMBS3904
Q618
PMBS3906
R690
22K OHM 1/10W
R641
NC
C621
4.7uF/16V
C640 47pF
R801
10K OHM 1/10W
0
D601
BAV70
3
1
2
-
+
U603D
LM324D
12
13
14
411
Q607
PMBS3906
R689 10K OHM 1/10W
Audio ADC Input reference circuit
LineMute
C624
0.01uF
R640
NC
1.0
Acer AT1930/2230
Custom
10 12Tuesday , July 22, 2008
715T2849-1
<
称爹
>
10 Audio Amp.& PC Audio Input
OEM MODEL Size
Rev
Date
Sheet
of
TPV MO D EL
PCB NAME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬
隔
瓜
絪
腹
R692
NC
R607
1.5K OH M 1/10W
C630
1uF
-
+
U603B
LM324D
5
6
7
411
PC Audio Input
R681
47K OHM 1/10W
1
R649
10K OHM 1/10W
R626
10K OHM 1/10W
SCART OutR04
R624
NC
C601
0.001uF
R701
12K OHM 1/10W
GAIN1
C623
0.01uF
Q621
PMBS3904
MUTE8
GAIN(dB)
C613
0.1uF
C607
4.7uF/16V
C642
0.01uF
C614 47pF
V5
C664
0.001uF
22
HEADPHONE_R
EAR_DET
+12V
C649
0.1uF
C666
0.01uF
Close to
Audio
Amp.
FB604
300 OHM
C639
0.1uF
1
R602
47K OHM 1/10W
R611
0 OHM 1/10W
R703
47K OHM 1/10W
1