Overall Block Diagram (4/5) - Sony DSR-250 Service Manual

DSR-250/250P

3-4. OVERALL BLOCK DIAGRAM (4/5)

KY-049 BOARD
EJ-034
BOARD
S271 S270 S268
(SEE PAGE 4-86)
FRAME FRAME AUDIO
- + DUB
CN291
S291 EJECT 2 2
CN262 S267,269
REC
LL-010 BOARD
(SEE PAGE 4-85)
S471 S472
EDIT EDIT
SEARCH 1
SEARCH
-
+
LIGHT 2
S473
LOW CUT 3
S474
CN471
CONTROL SWITCH
BLOCK(EG-1044)
FC-074 BOARD
(SEE PAGE 4-106)
S221,222
CN221
FOCUS
1
AUTO/MANUAL/INFINITY
S431
PHOTO
CONTROL SWITCH
BLOCK(CF-1044) IC431
RV431
(SEE PAGE 4-106)
ZOOM
REMOTE
COMMANDER
RECEIVER
(FRONT) 1
S401 S405 S403 S404
INDEX WHT
AHUTTER FADER
MARK BAL
FS-082 BOARD
(SEE PAGE 4-85)
TH-010 BOARD
(SEE PAGE 4-105)
Q451
LED DRIVE
D451,452
(TALLY)
S451
TALLY
( ) : Page No. shown in ( ) indicates the page to refer on the schematic diagram.
VI-156 BOARD(4/5)
(SEE PAGE 4-85)
S266 S264 S262
CN013
94
SLOW FF PAUSE 5 4 KEY AD
17
2 7 XEJECT
S265 S263 S261
93
PLAY REW STOP 7 2 KEY AD0
40 20MHz OUT
X1101
6 3
20MHz
41 20MHz IN
CN261
52 32KHz IN
X1102
CN021
32.768KHz
53 32KHz OUT
1
LIGHT
2
LOW CUT
3
(CN017 1 )
CN020
(SEE PAGE
3 3-2)
82 DIAL C
IRIS
RING
83 DIAL D
6
95
1 KEY AD2
CN019
XPHOTO FREEZE
2 19 XPHOTO FREEZE
XPHOTO REC
3
S432
START/STOP 4 16 XS/S SW
ZOOM VR AD
6
IRIS
S433,434 IRIS 8
10 4 XSIRCS IN
CN018
80
F CH1 LEVEL
S402 START/STOP 5 5
100
4 4 KEY AD7
RV401
F CH1 LEVEL 14 XVTR MODE SW
2 2
AUDIO CH1 LEVEL 15 XCAM+STBY SW
LEVEL 1 1
19 XPHOTO FREEZE
CN401 CN004
96 KEY AD3
IC451 97 KEY AD4
99 KEY AD6
REMOTE 98 KEY AD5
COMMANDER CN451 CN012
92
RECEIVER KEY AD8
1
(REAR) 4 10
67 DIAL A
68 DIAL B
3 9 XTALLY LED
(SEE PAGE
70
CH2 LEVEL
3-10)
(SEE PAGE
BEEP 36 MELODY/SIRCS
3-3)
16
3-7
IC1104
(4-45)
(4-46)
HI UNREG
7
IC1102
(CN022 3 )
42
(SEE PAGE
51 VDD SWITCH
3-10)
8
VDD
77
3
87
RESET
XRESET 38 5
CHIME SDA 5
CHIME SCL 6
CHIME AD0 71
CHIME SDA
CHIME AD2 73 CHIME SCK
CHIME VDD PANEL R,G,B
XCC DOWN
TO
18
XCC DOWN
OVERALL BLOCK
(3/5)
HI SO,SI,SCK (SEE PAGE
3-5)
HI SO 33
HI SO,SCK
HI SI 34
HI SCK 35
XHD
XVD
CN015
(4-46)
IC1105
SP+,SP-
4 EEPROM
OSD SI 44 CN014
3
OSD SO
45
2
OSD SCK 46
IC1103
LANC
CN009
I/O
LANC IN 1 10
11
LANC OUT 2 12
(4-45)
CN007
29
VTR DD ON
28
CAM DD ON
81
SHOE ON
XHD,XVD,SP+,SP-
OSD,CS,SO,SCK
XVTR MODE SW
XCAM+STBY SW
XPHOTO FREEZE
SW-343
BOARD(1/2)
(SEE PAGE 4-93,94)
LI 3V
27 27
BT501
LITHIUM
BATTERY
20 20
S511
PD-126 BOARD
RESET
IC2101
7 7 3 3 48
PANEL R,G,B
6 6 2 2 47
RGB
5 5 1 1 46
DRIVE
40
(4-97)
39
IC2103
46
14 14 10 10
45
12 12 8 8
42
TIMING
XHD GENERATOR
17 17 13 13 1
XVD
16 16 12 12 48
2 4 9
CN506 CN507 CN2100
HD OUT
BL ON
23 23 SP+,- 1 PANEL 4.6V
SP901
SPEAKER
24 24 2 Q2182
CN502 CN503
RL-057
BOARD
(SEE PAGE
4-78)
LANC SIG J141
5 5
LANC
CN141
19 FOR ADJUSTMENTS
PANEL R,G,B
EVF R,G,B
TO
OVERALL BLOCK
(2/5)
HI,SO,SI,SCK
(SEE PAGE
3-3)
ZOOM VR AD
KEY AD3-6,8
DIAL A,B
CH1 LEVEL
HI,SI,SCK
TO
OVERALL BLOCK
(5/5)
VTR DD ON
CAM DD ON
(SEE PAGE
SHOE ON
3-9)
IRIS,LIGHT
3-8
HSY
5
PSIG
4 CN2105
COM
FOR
2
ADJUSTMENTS
VG
1
20 4
VR,VG,VB
22 5
LCD
24 3
UNIT
PSIG
27
6
COM
12
23
7
15
19
10
22
24
CN2104
(4-97)
PWM
INVERTER
BLOCK
ND901
BACK
BACK
LIGHT
LIGHT
DRIVE
P UNREG