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Kenwood KRF-V7300D Service Manual page 23

Audio-video control center
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Pin No.
Pin Name
25
DGND2
26
DVDD2
27
OCLKX1
28
VSYNC_L
29
HSYNC_L
30
BLANK_L
31~33
YD9~7
34
DVDD1
35~41
YD6~0
42
DGND1
43~49
CD9~3
50
DGND2
51
DVDD2
52~54
CD2~0
55
TEST5
56~65
BD9~0
66
DVDD2
67
DGND2
68
OVSYNC
69
OCSYNC/OHSYNC
70
OLB
71
OLG
72
OLR
73
OLC
74
STANDBY
75
DGND1
76
DVDD1
77
FOUT
78
NC
79
AGND
80
Y/G
81
AVDD
82
Cb/B
83
AGND
84
Cr/R
85
AVDD
86
AGND
87
XVREF
88
FS
89
COMP
KRF-V7300D/V8300D/V9300D
CIRCUIT DESCRIPTION
I/O
-
Digital core GND.
-
Digital core power supply.
O
Half clock of CLKX2.output port.
I/O
Vertical synchronizing signal I/O port.
I/O
Horizontal synchronizing signal I/O port.
I/O
Blanking signal I/O port.
I
Video signal input ports. Luminance Y & G.
-
Digital I/O power supply.
I
Video signal input ports. Luminance Y & G.
-
Digital I/O GND.
I
Video signal input ports. Color-difference C/Cr & R.
-
Digital core GND.
-
Digital core power supply.
I
Video signal input ports. Color-difference C/Cr & R.
I/O
Test port.
I/O
Video signal input ports. Color-difference Cb & B.
-
Digital core power supply.
-
Digital core GND.
O
Component vertical synchronizing signal output port.
Composite synchronizing signal/Component horizontal
O
synchronizing signal output port.
I
Overlay text color, Blue input port.
I
Overlay text color, Green input port.
I
Overlay text color, Red input port.
I
Transpire control. 1: Shows overlay signal.
I
Standby enable input port.
-
Digital I/O GND.
-
Digital I/O power supply.
O
Field signal output port.
-
No use.
-
Analog GND.
O
Video signal, Y/G output port.
-
Analog power supply.
O
Video signal, Cb/B output port.
-
Analog GND.
O
Video signal, Cr/R output port.
-
Analog power supply.
-
Analog GND.
I/O
Reference voltage I/O port.
I
Full scale adjusting port.
O
Phase compensation port.
Description
Logic
2.5V
Master: out, Slave: in
Master: out, Slave: in
Master: out, Slave: in
2.5V
2.5V
2.5V
GND
GND
GND
GND
H: Standby, L: Normal
3.3V
23

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