Onkyo DV-SP504 Service Manual page 14

A
SCHEMATIC DIAGRAMS-5
1
2
3
4
5
B
U10 : DVD MAIN CIRCUIT PC BOARD-2/3
GNDD
VDD_SW5
Analog Video Signals
Video Control VDD_SW12V
SQUEEZE
I/P
LETTER
VDOFF
ONLY MUP
RGB
SC
CV
SY
PY/G
Pb/B
Pr/R
SC_IN
CR/R
R1377
2.2K
AR2/AR1
C
R1390
0
C1373
105Z
Q1370
TC7SET04FU
1 5
NC VCC
2
INB
3 4
GND OUTY
VCC_VD5V
MUP ONLY
VCC_VD5V
C1371
1 16
1Y VCC
105Z
2 15 C/R
0Y Y-COM
3 14 CV/Y
1Z X-COM
4 13
Z-COM 1X
5 12
0Z 0X
6 11
INH A
7 10
VEE B
8 9 RGB
GND C
HDMI signals
I2C_SCL
I2C_SDA
VDD_SW3.3
GNDD
SYS_HPLGDET
SYS_HPLG
D
L1301
VCC_VD12V
2.2U
R138
10K
C1372 VCC_VD5V
105Z
Q1372
1 14
VCC
2 13
3 12
4 11
5 10
6 9
7 8
GND
C
RGBMUTE
NONRGBMUTE
C1351
103K
1/50
C1352
1/50
C1353 C
2
1/50
C1354
1/50
C1355
1/50
C1356
C
1
3.9K
R139
RGB
-/-/G
-/-/B
GNDD
VDD_
Val
1
1OE
R1518
CEC 2
1A
Val
CEC_IO 3
1B
4
GND
T
TX2+
T
TX2-
T
TX1+
TX1- T
T
TX0+
T
TX0-
T
TXC+
T
TXC-
T
CEC R1505
Val
UM6K1N
R1506 0 T
1 6
R1507
NC
1.8K
T
R1510
4 3 R1508
R1509 NC
T
R1511
1.8K
Q1501
VAL
1 5
2
NC VCC
2
INB
3 4
GND OUTY
HPLGDET
R1520
1K