Pioneer DVR-230-AV Service Manual page 29

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5
QQ
3 7 63 1515 0
V+3R45
R4534
0
GNDD
P_CONT2
2-A3,2-A3,2-B5
(SY)
YOUT
Y_OUT
(SC)
COUT
C_OUT
(Yp)
GOUT
Yp_OUT
(Cb)
BOUT
Cb_OUT
(Cr)
ROUT
Cr_OUT
TE
L 13942296513
V+5AVI
C2210
YI
YB
CI
XRESET
www
HS_T_TO_M
SS_T_TO_M
.
F
1/2
GNDD
5
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V+2R5
D4509
***
IC4512
S-1170B25UC-OTK-TRB
2.5V REG
GNDD
V+5AVI
E
B
C
Q2501
2SA1576A(QR)-TLB
GNDD
E
B
C
Q2502
2SA1576A(QR)-TLB
GNDD
E
B
C
Q2503
2SA1576A(QR)-TLB
E
GNDD
B
C
Q2504
2SA1576A(QR)-TLB
GNDD
E
B
C
Q2505
2SA1576A(QR)-TLB
GNDD
GNDD
R2200
V+5V_IN
C2233
C2234
5p
15p
1
L2204
L2202
R2212
E
(SY)
15µ
10µ
10
B
C
Q2204
2SA1576A(QR)-TLB
C2231
C2232
C2217
5p
15p
YB
1
R2211
L2203
L2201
E
(SC)
10
12µ
10µ
B
C
Q2203
2SA1576A(QR)-TLB
GNDD
0
R3711
V+3D
Q3711
***
***
R3705
C2
B2
Q3711
***
E2
GNDD
STBY
V+3D
IC3701
TC7WH34FU-TRB
R3703
100
5
6
R3704
100
7
x
ao
8
y
C3703
1
YF
R3706
GNDD
100
i
5V = 3V Converter
***
R3722
***
R3723
***
R3724
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6
8
V+2R5
VDDQ
VREF
5
4
AVin
Vsen
(VCC)
(VTTS)
6
3
PVin
GND
7
(VTTin)
(EN)
2
VTT
NC
8
1
(GND)
VTT REG.
IC4510
LP2995M
(BD3531F)
GNDD
STBY
R4591
0
R4592
0
2-A1
R4593
V+1R5
0
D4581
***
IC4531
***
(BA00HC5FP)
4
OUT
VCC
1
ADJ
PVCC
GND
3
STBY
GNDD
P_CONT2
2-A3,2-A3,2-A4
(Cb)
(Cr)
Q Q
3
6 7
1 3
R2222
R2202
Y_IN
***
470F
(SY)
R2221
R2201
***
C_IN
470F
(SC)
V+3D
R3732
5.6k
D3711
***
JTRST
1-D3
232RST
1-D1
D3712
***
GNDD
RXD
F
1/2
4
3
2
u163
1
.
DVR-230-S
6
7
2 9
9 4
2 8
VREF_D
(1.25V)
3R3V
V+3V
V+5A
VTT
(1.25V)
V+1R5_IN
CN2301
C2303
VKN1526- -TFB
5
0.1
2
C2306
***
R2303
1R5V
0
C2302
1-D2
0.1
V+3R45
C2301
0.1
R2301
V+6V
6.8k
V+12A
(SC)
GNDD
C2304
0.1
7
(SY)
6
8
(Yp)
9
10
4
R2304
X525P
0
RCHOUT
2-C3
LCHOUT
2-B3
R2302
AMUTE1
2-B3
0
LCHIN
2-D1
RCHIN
2-D1
GNDA
(SY)
3
(SC)
1 5
0 5
8
2 9
9 4
SS_M_TO_T
R3002
0
ASCK
R3003
0
HS_M_TO_T
R3004
0
C3001
***
GNDD
GNDD
(D)
V+1R5
V+3D
(D)
(D)
R3501
470
PST3428U-TRB
SPDIFO
GNDD
F
1/2
(SY)
: S-VIDEO SIGNAL ROUTE (Y ch)
(SC)
: S-VIDEO SIGNAL ROUTE (C ch)
(Cr)
: COMPONENT VIDEO SIGNAL ROUTE (Cr ch)
(Cb)
: COMPONENT VIDEO SIGNAL ROUTE (Cb ch)
(Yp)
: COMPONENT VIDEO SIGNAL ROUTE (Yp ch)
m
: AUDIO SIGNAL ROUTE (L ch)
(D)
: AUDIO SIGNAL ROUTE (Digital ch)
co
(AD)
: AUDIO DATA SIGNAL ROUTE
7
8
9 9
A
V+1R5
V+3R45
GNDD
B
SW1.5
1
SW1.5
2
SW1.5
3
1.5RS
4
GND
5
SW3.45
6
SW3.45
7
GND
8
SW6
9
P_COMT2
10
SW12.5
11
12
GND
C_OUT
13
GND
14
Y_OUT
15
GND
16
YP_OUT
17
CB_OUT
18
CR_OUT
19
X525P
20
R_OUT
21
GNDA
22
L_OUT
23
24
AMUTE1
C
L_IN
25
GNDA
26
R_IN
27
GND
28
Y_IN
29
GND
30
C_IN
31
XRST1
32
HST_TO_M
33
DAT_TO_M
34
2 8
9 9
DAT_TO_T
35
36
ASCK
HST_TO_T
37
MRST
38
GND
39
SPDIF
40
5
D
V+3D
C
GNDD
B
Q3501
2SC4081(QR)-TLB
E
R3505
75F
(D)
GNDD
E
F
F
2/2
29
8

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