Sony Mavica MVC-FD85, Service Manual

Page: 33 / 112

MVC-FD85/FD90
3-4. POWER BLOCK DIAGRAM (2/2)
3-7 3-8E
D410
R485
L255
Q253
L901
L182
L183
Q182
S703
L801
L903
L902
L901
D402
D401
L181
Q189,190
L184
Q102-105
R743
L901
L903
L902
Q901,902
3
3.2V
IC401
IF BLOCK
Q409
RESET 1
IC402
2
48
49
42,51
75,76
77,86
87
38
71
72
92
20
65
100
27
47
29
93
32
25
14
BATT SI
BATT SO
BACKUP VCC
XREST
BATT SENS
ACV SENS
DD CON SENS
BATT/XEXT
DC PACK SW
FAST CHARGE
INIT CHARGE
LCD DD ON
SYS DD ON
STB CHG
XSTB FULL
XPOWER
CAM DD ON
IC404
HI CONTROL
EVER 3.2V
IC405
TIMER BLOCK
LED DRIVE
Q411
CAMERA DSP
MEMORY CONTROL
VIDEO ENCODER
OPD,OSD,HOST IF
RES CONTROL
SG,JPEG,L-MODE
IC302
64 Mbit
SDRAM
IC253
LINE/
SPEAKER
AMP
SP VCC
IC252
AUDIO
AD/DA
CONV.
D 3.2V
A 3.2V
A 4.9V
CAM P 5V
REG
VIDEO
AMP
IC901
+3.1V
Q901,902
IC501
MC
CAM
SH-DSP
IC505
FLASH ROM
16Mbit
IC506
ZOOM MOTOR
DRIVE
FOCUS MOTOR
DRIVE
IC183
SHUTTER
DRIVE
IC182
IRIS
DRIVE
IC184
HALL
AMP
IC185
EVR
IC186
D/A
CONV.
IC102
S/H
AGC
A/D CONV.
IC101
TIMING
GENERATOR
CAM 15V
CAM -7.5V
CAM 15V
CAM -7.5V
D 3.2V
XLENS RST LED
SENS VCC
A +4.9V
1
10
9
4
CN301
4
9
10
CN401
15
14
CN201
/101
CCD
IMAGER
IC201/101
7
CN183
FOCUS
RESET
SENSOR
LENS
UNIT
CD-248/246
BOARD
STB CHG
XSTB FUL
STB ON
A 4.9V
3
5
4
6
POWER
(POWER)
IC801
EVR
LCD
DRIVE
IC802
TIMING
GENERATOR
IC901
COM
AMP
IC902
P 4.9V
13
16
24
LCD
UNIT
VSH
VSS
VGH
FC-72 BOARD
CN901
LCD901
(4-8/4-6)
16
DC PACK SW
FAST CHARGE ON
CAM -7.5V
CAM 3.2V
CAM P 5V
BATT/XEXT
CAM 15V
INIT CHARGE
BATT UNREG
A 4.9V
FDD P 5V
A 3.2V
ST UNREG
ACV UNREG
BATT SIG
D 3.2V
D 1.8V
LCD DD ON
PANEL -15.3V
PANEL 6.5V
PANEL 13.2V
PANEL 4.9V
SYS DD ON
2
REG
FDD 4.9V
BL UNREG
IC406
EEPROM
1
IC403
LANC I/O
14
FD90 model
8 8
ST UNREG
60
POWER LED
199
IC301
STB ON
SDRAM
16Mbit
10 18 17
CN803
FOR CHECK
HI UNREG HI VDD RESET
D 1.8V
19
25
(FD85 model)
8
12
14
CN184
(FD90 model)
ZOOM
RESET
SENSOR
ND
FILTER
METER
DAC ENB
CH 3.2V
FOCUS
RING
MF
UNIT
FD90 model
CN101
Note:
FD85 modelL/FD90 model
CAM 3.3V
ND FILTER
DRIVE
IC181
FD90 model
CAM DD ON
LANC DC
EVER 3.2V
25
5
42
BATT
CN802
46
9
26
1
FDD P 5V
CN701
50
10
BL UNREG
42
41
27
A 4.9V
13
32 19
24
9
38
D 3.2V
PANEL 13.2V
13 38
39
15
PANEL 6.5V
36
12
PANEL 3.2V
11 40
20
14
PANEL -15.3V
37
31
PANEL 4.9V
IC702
SHOCK DETECT BACK LIGHT DRIVE
IC851,852
D703
CHARGE LED
LITHIUM VANADIUM BATTERY
BT701
LANC/
EXTSTROBO
J782
FD90 model
PK-52/50 BOARD
FD90 model
SENSOR
10
9
5
CN701
3
CN703
5
CN702
SPINDLE MOTOR
SIDE2 HEAD
SIDE1 HEAD FLOPPY
DISK DRIVE
UNIT
IC704
FDD HEAD AMP
4.9V
REG
Q701-704
BL UNREG
FDD 4.9V
FDD P 5V
IC702
FDD CONTROL
D 3.2V
LCD901
CN901
FD85 model
31
HVDD
14
LCD
UNIT
11
7 12
15
IC903
AMP
IC904
TIMING
GENERATOR
IC901
LCD
DRIVE
EVR
IC902
TYPE SA
22
24
2
1
VSH
VGH
LCD
UNIT
LCD901
VDD
VGL
CN901
VDD
TYPE SA
TYPE ST
TYPE CA
TYPE SH
-LCD type check-
By measurimg the resistor valve between
Pin of CN803(FC-72 board) and Pin
of CN803(FC-72 board),type of LCD can
be discrimimated.
13 4
Type SA : 10k
Type SH : 4.7k
Type ST : 22k
Type CA :
FD85 MODEL : MVC-FD85
FD90 MODEL : MVC-FD90
CONTENUDE ON
(SEE PAGE
3-6)
(4-21)
(4-21)
(4-22)
(4-22)
(4-22)
(4-21)
(4-13)
(4-14) (4-15) (4-16) (4-16)
(4-24) (4-24)
(4-19) (4-11)
(4-11)
(4-11)
(4-11) (4-12) (4-12)
(4-18)
(4-9) (4-9)
(4-17)
(4-41) (4-39)
(4-45) (4-46)
(4-47) (4-43)
(4-43) (4-43) (4-44)
(4-44)
TYPE ST
FLASH
UNIT
( ) : Page No. shown in ( ) indicates the page to refer on the schematic diagram.