Sony DCR-HC16E Service Manual page 14

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