Block Diagrams; Overall Block Diagram 1 - Sony DSR-25 Service Manual

BLOCK DIAGRAMS

3-1. OVERALL BLOCK DIAGRAM 1

( ): Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
VD-032 BOARD (1/4)
JK-216 BOARD
(1/3)
J102 (1/3)
CN105 CN203
S C IN
4 4
S VIDEO
S Y IN
2 2
INPUT
V IN
VIDEO
6 6 FL201
NP-002 BOARD
S401
CN401 CN706
NTSC
NTSC/
NTSC/XPAL
1 1
PAL
PAL
05
SECTION 3
7 FL203 AMP
IC215
IC210
3 1 2
Y/C SEP
AMP
(VD-032 (4/16))
IC206
9 FL202 3
(VD-032 (4/16)) AMP
23 26 12 37
(VD-032 (4/16))
PAL/XNTSC
BUFFER DL201
IC201
2 4
SIGNAL SELECT
(VD-032 (5/16))
3
7
5
3-1
IC224 IC225 IC229
PAL/XNTSC
HD PULSE GEN
(VD-032 (4/16))
IC204
S-C/C SWITCH
28 24
(VD-032 (4/16))
1
7 5 19
3
2
IC220
CHROMA
IC203
DECODE
S-Y/Y SWITCH
(VD-032 (4/16)) (VD-032 (4/16))
1
25
7
20
1 3
2
10
18
12
17 11 4
RY101
RELAY
DRIVE
IC209
PAL/XNTSC
S-Y/Y SWITCH
(VD-032 (5/16))
(VD-032 (5/16))
IC213
3 7 3 1
AMP
2
3 7
IC228
2
SWITCH
(VD-032 (4/16))
SDC DET
BUFFER CLAMP AMP LPF 18
3
IC1501
10
Q1507
UVIC 11
17
SYNC SEP
CONTROL
12
31
13
28
X1501
32
29
3.579545MHz
(VD-032 (7/16))
(VD-032 (4/16))
PAL/XNTSC
IC216
B-Y/C SWITCH
(VD-032 (6/16))
3 7 6 IC218 3 7
FL205
VC DELAY
2
(VD-032 (6/16)) 4
(VD-032 (6/16))
IC217
(VD-032 (6/16))
R-Y/C SWITCH
IC219
3 7 FL206 6 3 1
VC DELAY
4
2
X201 (VD-032 (6/16))
14.31818MHz
X202
17.734475MHz
3
FL204 DL202
(VD-032 (6/16))
G7, G8, G10, G11
IC223
(VD-032 (6/16))
SYNC SELECT
IC214
1 5 1 7
VC AMP
3 2
(VD-032 (6/16))
31
IC713 (1/3) 63
HI CONTROL
4 61
(VD-032 (12/16))
IC706
REG 2 32
BACK UP
5 5
(VD-032 (12/16))
62
79 80 94 62 95 6
IC1502 IC1504
IC1503 IC1505
LEVEL SHIFT
(VD-032 (7/16))
IC212
BL ON
3-2
DSR-25
CN1501
(1/4)
CB IN
5 3 1
8
IC226
AMP
(VD-032 (6/16))
IC222
VC AMP
CR IN
IC227
3 3 1 10
AMP
2 6
(VD-032 (6/16))
OVERALL2
A
(3-3)
Y IN
IC221
1
12
AMP
HUE ADJ
6
AFC Y
14
FSC ADJ
1
OVERALL3
(3-5)
DIG/XANA, XCPNT SEL
2
FSC TEST,
XS SEL, G1, G3 – G8, G10, G11
3
HI SI, HI SO, HI SCK, XCS MO
OVERALL3
4
(3-5)
CN707 (1/2)
21
23
25
19
XSLEEP
28
XIC RST
29
MO XWAKEUP
OVERALL4
27
B
(3-7)
XSYS RST
17
15
MO SCK, MO SO, MO SI
13
11
XCS UVIC
9
UVIC BUSY
8
UVIC SWIN
7
UVIC GATE
6
OVERALL5
BL ON, BL LED ON
5
(3-9)
OVERALL6
XRESET
6
(3-11)