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

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

SW-343 BOARD(2/2)
IC501
VTR MODE
PM-040 S081
MEMORY MODE
1 1 1
MODE SW
BOARD
2 2 2 LOGIC
S082
(SEE PAGE
3
POWER SW 3 3
4-94)
CN081 CN511
SB-036 BOARD
S517 S515
S063
DIGITAL
(SEE PAGE 4-93) AUTO 5 3 TITLE
EFECT
S061 S066 S065 S067 S068
AUDIO
SPOT BACK
ZEBRA DISPLAY LEVEL 3 5
LIGHT LIGHT
DSIPLAY
S062
ATW 6 2
S064
AGC 4 4
CN061 CN508
S516 S514
FP-241
1
MEMORY MEMORY
PANEL REVERCE
PLAY ERASE
2
FLEXIBLE
(SEE PAGE 4-94) S519
5
LCD BRIGHT LCD BRIGHT
PANEL OPEN/CLOSE
-
6
CN512
S043 S045 S044
PRESET
AE CUSTOM/
5 5
3200/
SHIFT MENU
5800
S042
3 3
WHITE BAL
4 4
AE-023
S041
1 1
GAIN
BOARD
2 2
(SEE PAGE 4-93)
CN011 CN504
KP-011
S121
1 1 D/AL A,B
SEL/
BOARD
PUSH
3 3
EXEC
EXEC SW
DIAL
5 5
(SEE PAGE 4-94)
CN121 CN509
( ) : Page No. shown in ( ) indicates the page to refer on the schematic diagram.
VI-156 BOARD(5/5)
(SEE PAGE
4-93,94)
(4-93)
CN506
XVTR MODE XVTR MODE SW
28 XCAM+STBY 28 28 XCAM+STBY SW
PHOTO FREEZE PHOTO FREEZE SW
29 29 29
30 30 30
S513 S510 S507
KEY AD3
END DATA MEMORY
21 21
SEARCH CODE MIX
KEY AD4
22 22
S512 S509 S508
KEY AD6
MEMORY MEMORY MEMORY
24 24
- + INDEX
S518
KEY AD5
23 23
+
KEY AD8
25 25
CN014
ATW
14 14
AGC
13 13
WHT BAL B
18 18 WHT BAL PRESET
19 19
GAIN H
16 16 GAIN L
17 17
S520
LCD ON/OFF 30 30
DIAL A
20 20 DIAL B
21 21
MONI CH1
11 11 MONI CH2
S505 AUDIO MONITOR
12 12
S506 DISPLAY EC/U-BIT 15 15
S501 CH1 AUTO/MAN 7 7
S502 CH2 AUTO/MAN 8 8
S503 CH1 FRONT/REAR 9 9 IC2502
S504 CH2 FRONT/REAR 10 10 IC2501
IC1085
MONI LEVEL
RV503 MONITOR LEVEL 1 1 IC1086
CN016
CH1 LEVEL
RV501 CH1 LEVEL 4 4
CH2 LEVEL
RV502 CH2 LEVEL 5 5
CN502 CN015
XVTR MODE SW
XCAM+STBY SW
PHOTO FREEZE SW
KEY AD3-6,8
DIAL A,B
CH1 LEVEL
TO
OVERALL BLOCK HI SI,SCK
(4/5)
CAM DD ON
(SEE PAGE
VTR DD ON
3-8)
SHOE ON
IRIS,LIGHT
16
3-9
HI UNREG
(SEE PAGE 3-8)
UN REG 12V
VTR UNREG
8.4V
D 3.1V
MS 3.1V
D 1.9V
IC3300
D 1.5V
TRF 2.8V
A 2.8V
CONVERTER
AU 2.8V
D 2.8V
(4-59)
CAM -7V
CAM 12V
MT 6.2V
AU 8.0V
PANEL 15.5V
PANEL 13.5V
PANEL 2.8V
PANEL 4.6V
RP 4.6V
A 4.6V
(4-43)
AU 4.6V
IC052
PARALLEL IN
CAM DD ON
SERIAL OUT
VTR DD ON
4 ATW SHOE ON
5 AGC
9
2
12 GAIN H
11 GAIN L
3
DISPLAY
14 CH1 AUTO/MANU
13 CH2 AUTO/MANU
IC051
(4-43)
PARALLEL IN
SERIAL OUT
4 WHT BAL B
5
WHT BAL PRE
14
LCD ON/OFF 9
2
3 IRIS
6 LIGHT
(4-44)
12 VF DISPLAY
TO
IC053
OVERALL BLOCK(1/5)
(SEE PAGE 3-2)
IC054
TO
I/F
OVERALL BLOCK(2/5)
(SEE PAGE 3-4)
CH2 LEVEL
DD-146 BOARD
CN303
3 3 1
4 4
(4-120)
IC301
5 5
8.4V 8
DC/DC
CONVERTER
9
9 9
POWER ON
2
DC/DC
3
4
CN304
1
2
(4-120)
IC303
IC304
Q3352
1 1
DC/DC
LIGHT CONT
CONVERTER
2 2
CN022 CN305
CN301
1
2
(4-120)
1
IC302 3
CN302
1
DC/DC
CONVERTER
2
CN306
TO
OVERALL BLOCK
(3/5)
(SEE PAGE
3-7)
3-10
DSR-250/250P
IN-057 BOARD
(SEE PAGE 4-119)
1 1
BT901
BATTERY
TERMINAL
2
CN242
1
CB241
2
Q241-243
8 3 DC IN
(12V)
9 4
5
6
2 CN241
3 LIGHT UNREG 12V
4
CN243
CN281
4
DC OUT
1
1 (12V)
2
CN282
DC-095 BOARD
(SEE PAGE 4-119)
CN482
LIGHT OUT
1 1
2 LIGHT
CN483
CN481
1
VL-034 BOARD
(SEE PAGE 4-120)
EVF +12V
MIC +48V
CH1 +48V
CH2 +48V