Kenwood DV-5700 Service Manual page 12

DV-5700/DVF-R9050/R9050-S
4. Port Function of Video Encoder /DAC : ADV7190 (X35, IC600)
Port No.
1~16
17,25,54,63
18,24,33,55,64
19
20
21
22
23
26,39,42
27
28
29,38,43
30
31
32 SCRESET/RTC/TR
34
35
36
37
40
41
44
45
46
47
48
49
50
51 VSO/ CLAMP
52
53
56
57~162
5. Serial-Parallel Converter : NJU3715G (X25, IC224)
Port No.
1
2
3
4
7
16
✽17
✽18
✽19
✽20
✽21
✽ DVF-R9050 only
12
CIRCUIT DESCRIPTION
Port Name I/O
P0~1P15 I 8 bit or 16 bit 4:2:2 multiplexed Y/Cr/Cb pixel port.
VDD - Digital supply voltage (+3.3V).
DGND - Digital ground.
HSYNC I/O Connected to VDD.
VSYNC I/O Connected to VDD.
BLANK I/O Connected to VDD.
ALSB I Connected to digital ground.
TTXREQ O Connected to VDD.
AGND - Analog ground.
CLKIN I Clock input.
CLKOUT O Unused.
VAA - Analog supply voltage (+3.3v).
SCL I Serial interface clock input.
SDA I/O Serial data input/output.
I Connected to analog ground.
Used to control full-scale amplitudes of the video signals from the DAC D, E,
RSET2 I
and F.
COMP2 O Compensation pin for DACs D, E and F.
DAC F O S-Video C/V /RED analog output.
DAC E O S-Video Y/U/ BLUE analog output.
DAC D O Composite Y/GREEN analog output.
DAC C O S-Video C/V/ RED analog output.
DAC B O S-Video Y/U /BLUE analog output.
DAC A O Composite Y/GREEN analog output.
COMP1 O Compensation pin for DACs A, B and C.
VREF I/O Voltage reference input for DACs or voltage reference output.
Used to control full-scale amplitudes of the video signals from the DAC A, B,
RSET1 I
and C.
RESET I Reset signal input.
CSO HSO O Unused.
I/O Unused.
PAL NTSC I Connected to digital ground.
NC - Unused.
TTX I Connected to digital ground.
NC - Unused.
Port Name I/O
SURH O Surround on/off control
H2CH O Front/Mix change-over (X25, IC212, 213) H:DOWN MIX
BASS O DVD A BASS Management change-over (X25, IC801)
FRNTH O Unused
CLKSEL2 O VRQ change-over
L192 O Audio out LPF change-over H:60k L:110k
THRU O ADAC Through (X25, IC901~903)
IW0 O ADAC bit setting (X25, IC901~903)
IW1 O ADAC bit setting (X25, IC901~903)
DACMUT O ADAC mute (X25, IC901~903)
MMOD1 O ADAC Fs change-over (X25, IC901~903)
Function
Function
H : MP3 L: AV
L : L,R