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DCR-HC16E/HC18E/HC20/HC20E
4-2. SCHEMATIC DIAGRAMS
VC-350 BOARD SIDE A
VC-350 BOARD SIDE B
4-2. SCHEMATIC DIAGRAMS
VC-350 BOARD SIDE A
VC-350 BOARD SIDE B
4-35
4-36
VC-350 (9/13)
For Schematic Diagram
• Refer to page 4-59 for printed wiring board.
• Refer to page 4-59 for printed wiring board.
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
R :REC MODE
P :PB MODE
0.7
1.4
0.9
1.4
2.8
2.8
1.3
1.3
0.7
0
2.8
2.9
1.3
1.3
1.3
2.9
2.3
2.9
1.9
1.6
1.4
1.4
1.6
1.9
2.9
1.6
1.6
1.5
2.1
0.3
1.6
1.6
2.3
2.3
1.6
0.3
1.6
1.5
2.1
2.8
1.5
1.9
2.8
1.5
1.9
1.0
4.7
2.4
2.4
0
4.7
2.4
0.1
2.7
2.8
2.8
1.6
1.6
3.2
1.8
1.6
1.8
2.4
0
0
P-0.8
R-0.3
0
R-0.3
P-0.8
8.3
3.2
4.2
0.01u
B
C7312
INT_MIC_L
REG_GND
2SD1834-T100
Q7301
VTR_UNREG
0.01u
B
C7313
AU_4.6V
10u
6.3V
C7322
TA P
SP+
10u
6.3V
6.3V
C7317
TA P
B
1u
C7306
XVSP_SCK
BEEP
0.01u
B
C7302
4700
R7304
B
1u
C7303
47k
R7302
1u
B
C7308
AU_2.8V
B
1u
C7304
10u
6.3V
C7323
TA P
DTA114TMT2L
Q7302
XCS_IC7301
SP-
AUDIO_R_I/O
220k
R7303
INT_MIC_R
Q7303
RN1910FE(TPLR3)
6
2
1
3
5
4
LA74207W-TBM-E
IC7301
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
0.22u
B
C7319
B
1u
C7307
15u
4V
C7315
AUDIO_L_I/O
VSP_SO
XX
C7311
0
R7301
B
4.7u
C7318
B
4.7u
C7320
B
4.7u
C7321
100uH
L7301
EXT_MIC_L
EXT_MIC_R
SFD_BCK
B
C7338
4.7u
DEM0
1k
R7317
R7315
10k
SFD_LRCK
DATA_FROM_SFD
XPWAD
XPWDA
SFD_FCK
DATA_TO_SFD
B
1u
C7337
R7316
10k
AK4550VT-E2
IC7302
1
VCOM
2
AINR
3
AINL
4
VSS
5
VDD
6
DEM0
7
DEM1
8
SDTO
9
SDTI
10
LRCK
11
MCLK
12
SCLK
13
XPW
A
D
14
XPWDA
15
AOUTL
16
AOUTR
DEM1
1k
R7318
B
1u
C7336
4.7u
B
C7339
CL7302
0.1u
B
C7329
0.022u
B
C7325
1500
R7312
6800
R7310
B
0.01u
C7326
0.1u
B
C7328
B
0.001u
C7327
680
R7309
6800
R7311
680
R7313
1500
R7314
B
0.001u
C7330
0.01u
B
C7324
0.01u
B
C7331
0.022u
B
C7316
B
0.01u
C7314
0.47u
B
C7335
B
0.47u
C7332
B
0.47u
C7333
0.47u
B
C7334
MIC_IN
MIC_MONO
R7319
0
47k
R7320
47k
R7321
1k
R7323
1k
R7322
1u
B
C7340
4.7u
B
C7305
0.1u
B
C7310
0.1u
B
C7309
22u
4V
P
C7301
1
A
MIC_MONO
MIC_IN
MIC_MONO
MIC_IN
INT_MIC_Vcc
HP_OUT(R)
Vcc(D)
P.MUTE_TC
D_GND
SP_OUT
-
MIC_CTL2(R)
MIC_DET2
HP_COM
AGC_TC
MUTE
EXT_MIC(R)
SP OUT+
Vcc(L)
A_GND
MIC_CTL2(L)
MIC_OUT(L)
MIC_GND
ALC_OUT(L)
PB_IN(R)
PB_IN(L)
BEEP_IN
MIC_CTL1(R)
LINE1_IN(L)
VREFH
REC_OUT(L)
LINE1_OUT(R)
LINE1_OUT(L)
ALC_OUT(R)
A_GND
LINE2_OUT(L)
SP_Vcc
Vcc(M)
LINE2_IN(R)
POWER_MUTE
MIC_EXT/INT
A_GND
SP_GND
EXT_MIC(L)
EXT_MIC_Vcc
LPF_IN(L)
MIC_IN(L)
XCS_AU
LINE1_IN(R)
MIC_CTL1(L)
MIC_MONO
XVSP_SCK
MIC_OUT(R)
LINE2_OUT(R)
Vcc(H)
MIC_DET1
HP_OUT(L)
MIX_OUT
REC_OUT(R)
VREFS
INT_MIC(R)
SP_IN
MIC_IN(R)
LPF_IN(R)
INT_MIC(L)
LINE2_IN(L)
VSP_SO
VREFM
XMIC_P_SAVE
MIC_GND
SWITCH
MUTE
POWER MUTE
16
IC7302
D/A-A/D CONV.
IC7301
MIC AMP,AUDIO OUT
(13/13)
@51
@52
(13/13)
@53
(12/13)
@54
(11/13)
(3/13)
@27
(6/13)
@41
(3/13)
(5/13)
@17
(6/13)
D/A-A/D CONV.,MIC AMP,AUDIO OUT
XX MARK:NO MOUNT
VC-350 BOARD(9/13)
3
H
10
7
F
13
C
5
G
D
B
E
9
14
11
12
6
8
4
2
AUDIO
SIGNAL
SIGNAL PATH
PB
REC
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