Sony CCD-TR618 Service Manual page 63

CCD-TR618/TR618E/TR718E/TR728E/TR818/TRV49/TRV49E/TRV58/
TRV58E/TRV59E/TRV68/TRV78/TRV78E/TRV88/TRV98/TRV98E
3-11.COLOR EVF BLOCK DIAGRAM
(SEE PAGE 3-9)
(SEE PAGE 3-12)
VCO
1
EVF VG
7
CN713
EVF BL
(FOR CHECK) 3
5
EVF BL 4.75V
(Q008)
VC-251 BOARD
16
( ) : Page No. shown in ( ) indicates the page to refer on the schematic diagram.
VF-141 BOARD
(COLOR EVF MODEL)
IC4501 rj
2H
IC4501 rh
2H
CN4501
EVF R
16
EVF G
15
CAMERA/VIDEO
EVF B 14
(VC-251)
PANEL XVD 11
PANEL XHD 12
VTR/CAMERA
XCS EVF DA 8
CONTROL
XVC SCK 7
(VC-251)
VC SO 6
5 EVF 13.3V
EVF 13.3V
POWER
(VC-251)
17
EVF 2.8V EVF 2.8V
18
PWM
1
DET
3
VCO
13
6
EVF VG
15 4
EVF BL 4.75V 17
2
18 1 Q4601
R073,074
4 INVERTER
CN708 PWM
6 2
DRIVE
IC4601
(4-32)
DET
4
CN4601
3-23
IC4501 rk
0.50Vp-p
2H
48 R
47 G
46 B
39 XSCK
40 SI
0.43Vp-p
41 XCS
30 32
0.5Vp-p
40 39
42 XSCK
44 XCS
45 SO
46 SI
48 XVD
1 HDI
XHD OUT
2
2 10
4 6
ND4601
T4601
(BACKLIGHT)
LB-062
R4601
BOARD
IC4501 w;
7.2Vp-p
2H
VCC1 42 EVF 2.8V
EVF 13.3V
(4-30) VCC2 25
VCC3 15
IC4501
VR 20
LCD DRIVE
VG 22
VB 24
COM DC 12
VCO
33 2 3 4 5 7 8 9 10 11 45 38
IC4501 wf
VCO
37 35 34 33 32 29 27 26 25 28
7.2Vp-p
2H
BLK 24
HCK1 23
HCK2 22
HST 21
RGT 20
DWN/CLR 18
(4-30)
EN 17
STB 16
IC4502
VCK 15
TIMING GENERATOR
VST 14
VDD 19
VDD 43
EVF 2.8V
PWM 9
LED 9
-IN 10
IC4502 wh
1.3Vp-p
10.86 MHz
COLOR EVF MODEL :
IC4601 4
4.6Vp-p
H
3-24
IC4501 ws
7.2Vp-p
2H
VR
14
VG
15
VB
13
COM
16
BLK
12 LCD902
HCK1
11
HCK2
10
HST
9
RGT
LCD
8
DCG/OLR PANEL
7
EN
6
STB
5
VCK2
4
VST
3
VDD
EVF 13.3V 1
CN4502
CCD-TR818