Sony DCR-TRV255E Service Manual page 36

For Schematic Diagram
• Refer to page 4-43 for printed wiring board.
1 2 3
VC-344 BOARD (8/10)
A
AUDIO PROCESS (AU BLOCK)
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
B SFD_BCK
SFD_FCK
24
SFD_LRCK
(2/10) DATA_FROM_SFD
DATA_TO_SFD
C
D
XPWDA
E
XPWAD
DEM1
DEM0
F
49
(6/10)
G
VSP_SO
XVSP_SCK
XCS_IC_5401
BEEP
H
SIGNAL PATH
AUDIO
SIGNAL
REC
I
PB
05
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
4 5 6
1.2
9 10 11 12 13 14 15 16
IC5402
A/D,D/A
CONVERTER
IC5402
AK4550VT-E2
R5440 C5424
22u
XX
6.3V
8 7 6 5 4 3 2 1
C5419
10u
16V
R5421
1k
R5422
1k
R5437
C5422
XX
0.22u
C5423
0.22u
C5427
4.7u
R5417
47k
4-23
VC-344 BOARD SIDE A VC-344 BOARD SIDE A VC-344 BOARD SIDE B VC-344 BOARD SIDE B
7 8 9
C5439
0.001u
C5441
0.001u
R5432
C5437
0.01u 680
R5431
C5438
680
0.01u
C5442
0.47u
48 47 46 45 44 43 42 41 40 39 38 37 36 35
EXT_MIC(R)
2.8
MIC_DET1
2.8
Vcc(M)
2.3
VREFM
2.8
XMIC_P_SAVE
1.9
ALC_OUT(L)
1.5
LPF_IN(L)
C5420 0.47u IC5401
REC_OUT(L)
1.4
A_GND
AUDIO PROCESS
1.4
IC5401
REC_OUT(R)
C5421 0.47u LA74207W-TBM-E
LPF_IN(R)
1.5
ALC_OUT(R)
1.9
Vcc(L)
2.8
PB_IN(L)
1.5
A_GND
1.5
PB_IN(R)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
R5438 C5414
XX
0.01u
C5418 C5416
0.1u
0.1u R5416
6.3V
C5413 0.01u
DCR-TRV255E/TRV260/TRV265/TRV265E
10 11 12
R5429
1500
R5430
1500
1 2
3 4
5 6
7 8
C5436 RB5401
0.47u C5435 100k
0.47u
34 33
C5404 C5401
10u 10u
C5409 16V 16V
4.7u
R5418 RB5402
100k 1k
1.9
MIC_IN(R)
1
C5405
AGC_TC
0.47u
LINE1_IN(L)
4.8 C5410
Q5401
P.MUTE_TC 10u
RN1910FE(TPLR3)
16V
AUDIO MUTE
LINE1_IN(R)
2.5 -0.9 2
LINE1_OUT(L)
2.5
LINE1_OUT(R)
0 0 1
3
POWER_MUTE
-0.9
Q5403
A_GND
UNR31A500LS0
C5411
MUTE SWITCH 2
LINE2_IN(L) 10u
2.4 16V
VREFH
LINE2_IN(R)
4.8
Vcc(H)
C5408
IR(L)
10u
16V
IR(R)
HP_OUT(L)
R5439
XX
C5445
15u
4V
3.3 5
2200
R5403
4700
Q5408
2SD1834-T100
4.3 R5407
SWITCH
47k
4-24
13 14
REG_GND(MIC_GND)
INT_MIC_L
58
INT_MIC_R
(10/10)
AUDIO_L_I/O
AUDIO_R_I/O
0 0
1 4
5 -0.9
6 3
CONTROL
CN1008 2P
KEY
1 SP(+)
BLOCK
(CF-5100)
2 SP(-)
(PAGE 4-35)
AU_4.6V
AU_2.8V
MT_5V
59
(9/10)
REG_GND
VC-344 (8/10)