Block Diagram - Video, Panel Section - Sony MV-900SDS Service Manual

6-3. BLOCK DIAGRAM – VIDEO, PANEL Section –
VIDEO INPUT
SELECT
IC101
J701 (2/2)
VIDEO
6 VIN1
INPUT
CVBS, Y,
B-Y, R-Y CVBS
A 4 VIN2
(Page 19)
VIDEO INPUT SELECT
IC102
Y
1 IN1B
16 IN1A
B-Y
9 IN3B
8 IN3A
R-Y
14 IN2B
11 IN2A
2
SW1
D
(Page 20)
63
29
D402
RESET
F
(Page 22)
S902, 903
MV-900SDS
J702 (2/2)
VIDEO
VOUT 2
OUTPUT
X501 X502
1
3.58MHz 4.43MHz
63 64
VXO-NTSC VXO-PAL
OUT1 3 52 YIN CTRAPOUT
57 CIN
OUT3 6 5 B-Y IN
OUT2 5 4 R-Y IN
SYNC
SEPARATOR 46 CSYNCIN CSYNCOUT
7 12
Q502, 503
HDOUT
VDOUT
48 47
SYNC LOCK
Q505, 506
S908
(PANEL CLOSE DETECT)
(ON: CLOSE)
30 52 51
44 27 28
WAKE UP
SWITCH
Q401, 403
SIRCS BUFFER
S401 – 404 S904 – 907
REMOTE CONTROL
TRAP
PAL/NTSC SWITCH
Q504
VCOMOUT 28
R
R-OUT 26
G
G-OUT 21
53 54 CTRAPIN
B
B-OUT 19
OSD DRIVER
IC405
RGB DECODER
IC501
R-IN2 14 16 VR
G-IN2 15 17 VG
OSC OUT
B-IN2 16 18 VB
YS 17 15 BLK
OSC IN
BUFFER
34 35 VDIN
Q501
18 36
32 20 HSYNCN
31 19 YSYNCN
3 1 2
39
21 43 19 20 22
SYSTEM CONTROLLER
IC401 (2/3)
45 47 11 12
LED DRIVE LED DRIVE
Q955 Q953
Q901
RECEIVER
D900 D901 D902
IC902
POWER EJECT DISC IN
21 21
RV802
V-COM
V COM AMP V COM BIAS
IC802 Q803 – 807
R
G
B
7
OSC
8
LCD CONTROLLER
IC601
PHASE
COMPARATOR 33 PD
IC602
STV1 20
STV2 26
36 VCO1
STH1 23
37 VCO0
STH2 24
RV601
CPH1 29
PLL
CPH2 27
CPH3 25
HD
2 HSYNCIN CPV 16
VD
5 VDBIN
BLAK OEV1 19
8 BLACK
POL OEV2 18
14 POL
OEV3 17
Q601
OEH 21
46 NP
L/R 28
3 4 12 31 13
23 58 59 57 61 54
33 13 14 41 40
X401
5 6
4.19MHz
TEMPERATURE
SENSOR
IC901
EEPROM
IC402
MV-900SDS
LIQUID CRYSTAL
DISPLAY MODULE
LCD1
VCOM VHG VGH +17V
VCOM VDD1 VDD +3.3V
VCC VCC +5V
VB
VEE VSS –13V
RED
GREEN
BLUE
STV1
STV2
STH1
STH2
CPH1
CPH2
CPH3
CPV
OEV1
OEV2
OEV3
OEH
L/R
Q603
U/D
55
• SIGNAL PATH
: DVD (VIDEO)
: AUX INPUT (VIDEO)