Schematic Diagram - Main Board (5/5) - Sony XAV-7W Service Manual

6-10. SCHEMATIC DIAGRAM – MAIN Board (5/5) – •
(5/5)
IC8
NJM2246
R611
1M
VIN1 GND
C617 CTL2 VOUT
2.2
VIN2 V+
CTL1 VIN3
C614 R612
0.1 1M
VIDEO SWITCH,VIDEO BUFFER
VIDEO_OUT
R601
100
R_OUT
TP37
S1
R602 R606
100 220
G_OUT
(Page 28)
TP38
S2
Q199
2SA1586YG
RGB G BUFFER
R603 R607
100 220
B_OUT
TP39
S3
Q200
2SA1586YG
RGB B BUFFER
C600
100
6.3V
L4
10µH
C609
10
+3.3V REGULATOR
IC12
NJM2370
A1
A2
A3
A4
(Page 30)
•
See page 26 for Waveforms. See page 47 for IC Block Diagrams.
C606 C269
1000p 1000p
C616
0.1
R613 C615
1M 0.1
R605
220
Q198
2SA1586YG
RGB R BUFFER
R225
2.7k
R222 C266
C275 560 1000p 1000p
2.2
IC15
NJM2286V
GND
S3
R171
100k
GND VCC
S2
S1
TP114
TP111
L201
C141
22µH
2.2
R166
100k
RGB/OSD
SELECT SWITCH
VOUT VIN
C142
2.2 TP110
BP G C
C143
2.2
C608 R610
0.1 10k
TP116
(Page 29)
C268 C270
1000p 0.1
R254 R255 R256
1k 2.2k 1k
BUS BUFFER BUS BUFFER
IC1 IC7
MC74LCX16244DTR2 TC74VHCT24
R235 R244 R245 R246
560 2.7k 5.1k 12k
C276 C277
2.2 2.2
C267
C253
1000p
C257 C721
10 680p
R937
R168 100k
10k
R170 100k
C225
1000p
R167 R169
100k 100k
L202
10µH
R970 C729 R940
22k 330p 10k
TP117
TP118
HSYNC
31 31
C291
1000p
VCC VCC
LEVEL SHIFT
IC6
GND GND
TC74VHC04FS TC74VHC08FS
R250
560
C602 C601
1000p 10
TP121
OSD_RST
R89
0
TP120
MULTIVIBRATOR
IC11
TC74HC4538AFT
D13
R90
MA152WK-TX
470
L5
10µH
D12
MA111-TX
(Page 28)
XAV-7W
Ver 1.1
C292 C293 C294
1000p 1000p 1000p
GND
SWITCHING
SWITCHING
IC5 IC3
VCC
TC74VHC08FS
R609 C612
120 1
C613
R608 0.1
150
ON SCREEN
DISPLAY
VCC
CONTROLLER
GND GATE SWITCH
IC2
MB90096PF-G- IC10
238-BND-ER TC7SH86FU
G
R
C611 0.1
C610 1000p
C604 10
C603 0.1
L2
10µH