Sony DCR-TRV230E Service Manual page 105

For Schematic Diagram
• Refer to page 4-11 for printed wiring board.
2
1
VC-254 BOARD(16/18)
MIC AMP(MA BLOCK)
A
-REF.NO.:10000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
EXT_MIC_R
EXT_MIC_L
B
C
INT_MIC_L
D
146
TO(17/18(CN1116))
E
F
INT_MIC_R
G
16
H
3 4 5
R5801
33k
R5807
6800
R5802 C5822
R5809
0.1u
18k 2200
B
C5820
100p
CH
C5821
0.022u
C5813
C5817
C5806
100p
0.01u 0.001u
B CH B
1.4
C5807
0.022u
36 35 34 33 32
B
C5812
10u
4V
1.2
C_REG
GND
C5842
0
1u
NC/SUB_BIAS
R5805
1.4
4700
ZOOM_AMP_OUT
C5810
1.4
0.01u B
ZOOM_AMP_IN IC5801
R5847
0
NC/GND
C5843
R0/P0.1
1u
NC/L_BIAS
C5844
R0/P0.1
1u
NC/R_BIAS
1.4
MIX_OUT
BH7870AKV-E2
GND
C5815
1.4
10u 4V
C_1/2VCC
1.4
SUB_IN_R
C5808
0.022u
B
R5803
2200 1 2 3 4 5
C5809
0.01u
B
C5814
C5816
0.001u 100p
B
CH C5818
C5825
0.022u 0.1u
B
R5818
2200
C5819 C5823
0.1u
100p CH
R5816
1k
R5814
6800
C5827
0.047u
B
4-45
6 7 8
C5832
0.022u
R5823
1200 B
C5826
0.047u
B
C5833
R5824
1500p
0 B
R5819
9100
R5827
R5817
6800
2200
C5830
0.047u
R5820
B
7500
C5824
0.1u
B
31 30 29 28 27 26 25
L5803
68uH
2016
HPF_AMP_IN_L R5846
0
2.8
VCC
1.4
L_OUT
1.7
MIC_MONO
R5834
2.6 2.2k
ZOOM_BAL
2.3
ZOOM_POSI
C5839
22u
2.8
MIC AMP
4V
VCC
C5838
2.5 XX
C/NC
C5840
2.7
0.22u
IC5801 B
EXT_MIC
1.8
HPF_ON/OFF
1.4
R_OUT
2.8
R5829
VCC
33k
6 7 8 9 10 11 12
C5829
R5822
0.047u
7500
B
R5828
R5821
6800
9100
R5825
C5835
0
1500p B
R5826
C5836
0.022u
1200
B
DCR-TRV230E/TRV235E/TRV325E/
9 10
REG_GND
AU_2.8V
SHOE_MIC_L
ZOOM_MIC_CONT
ZOOM_MIC_CONT
EXT_MIC_DET
EXT_MIC_DET
MIC_R
MIC_R
XMIC_MONO
XMIC_MONO
MIC_L
MIC_L
SHOE_MIC_L
SHOE_MIC_L
C5841
1u
1608
B
MIC_L
XMIC_MONO
ZOOM_MIC_CONT
R5830
100k
R5831
18k
EXT_MIC_DET
MIC_R
SIGNAL PATH
AUDIO
SIGNAL
REC
PB
4-46
TRV330E/TRV430E/TRV530E
11 12
147
TO(18/18)
125
TO(12/18)
97
TO(10/18)
141
TO(15/18)
148
TO(17/18(CN1101))
MIC AMP
VC-254 (16/18)