Sony DCR-TRV22 Service Manual page 56

www.freeservicemanuals.info
DCR-TRV22/TRV22E
COVER
COVER
For Schematic Diagram
• Refer to page 4-83 for printed wiring board.
2
1
MA-421 BOARD(1/2)
MIC AMP
A
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
B
MIC901
MIC UNIT
CN5401 4P
INT_MIC_L 1
L-CH
MIC
GND 2
NIT_MIC_R 3
R-CH
MIC
GND 4
C
J5401
MIC
(PLUG IN POWER)
VD5402
D
E
F
G
16
MA-421 (1/2)
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
3 4 5
R5501 R5502
2700
2200
R5506 2200
R5507 2200
C5517
C5513
100p
C5502
0.01u CH
B
C5503
0.022u
B
C5506
10u
FB5406 6.3V
0uH A
1.2
R5504
FB5405
4700
VD5401
1.4
0uH
1.4
C5505
0.01u
0
B
R5505
LND5401
0
A R5508
R5503
6800
10k
1.4
1.4
C5501 C5511
0.022u 10u
6.3V
B
A
C5504
0.01u
B
C5510
C5512
0.001u
100p
B
CH
4-31
MA-421 PRINTED WIRING BOARD MA-421 PRINTED WIRING BOARD
6 7 8
C5522
XX
R5518
C5527
XX XX
C5520
C5528
0.1u
R5514 0.0068u
B
R5531
XX B
0
R5520
100p CH R5515
R5512 3300
10k
XX
R5533
0
C5518
C5514
XX
0.001u
B
36 35 34 33 32 31 30 29 28 27 26 25
C_REG HPF_AMP_IN_L
GND NC
NC L_OUT
IC5501
ZOOM_AMP_OUT MIC_MONO
ZOOM_AMP_IN ZOOM_BAL
MIC AMP
NC ZOOM_POSI
IC5501
VCC
BH7870AKV-E2
MIX_OUT EXT_MIC
GND HPF_ON/OFF
C_1/2VCC R_OUT
SUB_IN_R NC
1 2 3 4 5 6 7 8 9 10 11 12
C5515
XX
C5516 C5521
100p CH 0.1u
B
C5519
0.1u
B
R5517
R5534
R5513
10k 0
XX
R5516 R5521
R5509
XX 3300
6800
C5529
C5524 R5532
XX 0.0068u
0
B
R5519
C5530
XX
XX
Global electronic heritage manuals
9 10
R5528
XX
C5535 C5537
0.047u B B
0.047u
R5529
R5526
XX
XX
C5536
C5538
XX
R5527
XX
3300
L5501
R5522
100uH
0
2.8
1.4
2.8
2.6
2.0
C5532
22u 6.3V
TA A
2.8 R5524
100k
0.8
R5525
C5539
12k
0.1 C5531
XX
XX
C5533 XX
2.5
1.4
2.8 R5530
0
4-32
19/1/2014
11 12
SHOE_MIC_L
AU_2.8V
MIC_L
MIC_MONO
ZOOM_MIC_CONT
REG_GND
1
REG_GND (2/2)
MIC_IN
MIC_R
SIGNAL PATH
AUDIO
SIGNAL
REC
PB