Sony DSR-300P Service Manual page 202

1
4.9V
3
2/9 SDA(3)
2
2/9
SDA(2)
1
2/9
SDA(1)
0
2/9 SDA(0)
5
2/9 SCL(DSP)
4
2/9
LD(RC)
HD
2/9 HD(RC)
VD
2/9
VD(RC) C304
47
C305
2
:TA-CC 0.1 6.3V
CFRC
2/9 CF(RC)
RB303
1k
7 8
AT-117,502-32 2-60 SCL(EPROM) IN
5 6
AT-117,501-31 2-6 LD(DPR) IN
4
3
AT-117,502-30 2-58 SCL(D/A) IN
1 2
AT-117,502-31 2-57 SDA(D/A) IN
AT-117,502-33 2-59 SDA(EPROM) IN
R304
TG-187,1-1
3300
ES-21,101-41
CB10
2/9 CB PR(10)
CB9
2/9 CB PR(9)
CB8
2/9 CB PR(8)
CB7
2/9
CB PR(7)
CB6
2/9 CB PR(6)
CB5
2/9 CB PR(5)
CB4
2/9 CB PR(4)
CB3
2/9
CB PR(3)
CB2
2/9 CB PR(2)
3
CB1
2/9 CB PR(1)
CB0
2/9 CB PR(0)
CR10
2/9 CR PR(10)
CR9
2/9 CR PR(9)
CR8
2/9 CR PR(8)
CR7
2/9
CR PR(7)
CR6
2/9 CR PR(6)
CR5
2/9 CR PR(5)
CR4
2/9 CR PR(4)
CR3
2/9
CR PR(3)
CR2
2/9 CR PR(2)
CR1
2/9 CR PR(1)
CR0
2/9 CR PR(0)
Y10
2/9 Y PR(10)
Y9
2/9 Y PR(9)
Y8
2/9 Y PR(8)
Y7
2/9
Y PR(7)
Y6
2/9 Y PR(6)
Y5
2/9 Y PR(5)
Y4
2/9 Y PR(4)
Y3
2/9
Y PR(3)
Y2
2/9 Y PR(2)
Y1
4
2/9 Y PR(1)
Y0
2/9 Y PR(0)
1/9 2PR CLK(RC)
2/9 VD
5
2/9 RESET
2/9 CF
A B
IC303 IC304
X24C02S M62352GP
R312
33k
:RS-C
11 10
VCC VrefU 13
A012
12
A011
14 9
INT A010
C310
8
0.1
8 A09
7
A08
VCC
6 3 6
SCL A2 A07
5
5 2
SDA A1 A06
16 4
7 1
CE 303 A0
CK A05
17 3
VSS
DI A04
RB305
15 2
100k
4 LD A03
C311
19
33
R306
A02
33k 10V 304
18
:TA-CB
A01
GND VrefL R311
39k :RS-C
20 1
C312 R313
0.1 22k
:RS-C
IC302(1/4) IC302(2/4)
IC301(1/2) IC301(2/2)
TC74HC4538 TC74HC4538 TC74VHC00FT TC74VHC00FT
R302 R303
100k 100k
C301 C303
14
0.0047 0.0022 R374 12
JR301
9 10 11
0
8 13
C302
0.1 10 JR302
15 14 16 1 2 7
,NM
10
Cx CxRx Cx CxRx 6
12 Q 4 Q
11 5
301 301 7
9
Q Q
RD RD
8 13 3
R305
C306 C307
,NM ,NM 0.1
C
DPR-99 (3/9) DPR-99 (3/9)
R315 R318
33k 33k
:RS-C :RS-C
A10
A09
A08
A07
A06
R357 ,NM
A05
R355 0 A04
R317 39k :RS-C
R314 39k :RS-C
C313 R316 C314 R319 C315
0.1 22k 0.1 22k 0.1
:RS-C :RS-C 4.9V
L301
22µH FB301
L302
22µH FB302
62 52 53 56 57 60 61
CB10 28
B9
CB9 27
B8
CB8 26
B7
25
CB7
B6
CB6 24
B5
CB5 23
B4
CB4 22
B3
21
CB3
B2
CB2 20
B1
CB1 19
B0
IC305
CXD2307R :VQFP68
CR10 18
G9
CR9 17
G8
CR8 16
G7
15
CR7
G6
CR6 14
G5
CR5 13
G4
CR4 12
G3
11
CR3
G2
CR2 10
G1
CR1 9
G0
Y10 8
R9
Y9 7
R8
Y8 6
R7
5
Y7
R6
Y6 4
R5
Y5 3
R4
Y4 2
R3
1
Y3
R2
Y2 64
R1
Y1 63
R0
IC302(3/4)
TC74VHC00FT
IC302(4/4)
TC74VHC00FT
R307
220 R309
4
100
33
6
BCK
R308 5
32
220 R310
GCK
2 100 305
3 31
1 RCK
C308 C309 34 35
,NM ,NM
C316
0.1
14-16 14-16
D E
C317
0.1
48
VGB
47
ROB
C318
0.1
46
VGG
45
ROG
C319
0.1
44
VGR
43
ROR
C321
33
C320
0.1 10V
R320
:TA-CB
220
58 :RS-C
R360
BO
0 FL303
B-Y
:4FW
59
BO
C370
R321 1 2 3 4 5 6
,NM
220
54 :RS-C 12
GO FG FL303 FG
R-Y
10 9 8 7
55
GO
R322
L308
220
3.3µH R361
50 :RS-C
220
RO
:RS-C
R373
22
:RS-C
51
RO
R323
2700
39 :RS-C
IRB
R324
2700
:RS-C
38
IRG
R325
2700
37 :RS-C
IRR
R364
0 FL302
:4FW
42
VRB
C371
1 2 3
,NM
41
VRG
12
FL302
FG
40
10 9
VRR
Y
30
C324 C325 C326
CE
0.1 0.1 0.1
R368
29
0
BLK
C372
,NM
12
36 49
C323
C322 33
0.1 10V
:TA-CB
F
R362
1800
:RS-C
R363
4700
11
Q303
2SA1576A
-4.6V
R366 R367
1800 4700
:RS-C
4 5 6
11
FG
8 7
Q302
2SA1576A
R365
220
:RS-C
-4.6V
R371
4700
R370
1800
:RS-C
FL301
:4FW
1 2 3 4 5 6
11
FG FL301 FG
Q301
10 9 8 7
2SA1576A
R369
220
:RS-C
-4.6V
DSR-300/P(J,E)/V2
G H