JVC MX-J570V Service Manual page 53

BU1427K (IC701) : Digital RGB-TV Encoder
1. Terminal layout
2. Pin function
No. NAME
1 BOSD
2 Y0/YUV0
3 Y1/YUV1
4 Y2/YUV2
5 Y3/YUV3
6 Y4/YUV4
7 Y5/YUV5
8 Y6/YUV6
9 GND
10 Y7/YUV7
11 UV0
12 UV1
13 UV2
14 UV3
15 OSDSW
16 CDGSWB
17 UV4
18 UV5
19 UV6
20 UV7
21 GND
22 NTB
23 IM0
24 IM1
25 TEST1
26 TEST2
27 VSY
28 HSY
29 PIXCLK
30 VDD
31 IO VDD
32 INT
* The pin built-in pull-down resister. (30kohm)
FUNCTION
OSD BLUE DATA INPUT
YUV DATA
YUV DATA
YUV DATA
YUV DATA
YUV DATA
YUV DATA
YUV DATA
DIGITAL GROUND
YUV DATA
UV DATA
UV DATA
UV DATA
UV DATA
OSD ENABLE/DISABLE
SELECT Video CD/CD-G
UV DATA
UV DATA
UV DATA
UV DATA
DIGITAL GROND
SELECT NISC/PAL MODE
SELECT YUV/YUV
SELECT DAC/NORMAL
Normally pull down to GND
SELECT U/V TIMING
V-SYNC INPUT or OUTPUT
H-SYNC INPUT or OUTPUT
1/2 freq. of BCLK
DIGITAL VDD
VDD for I/O
Interlace /Non-Interlace
No. NAME
33 SLABEB SELECT MASTER/SLAVE
34 ADDH +0.5/-0.5 LINE at NON-INTER
35 VREF-C DAC BIAS
36 CGND CHROMA OUTPUT GROUND
37 COUT CHROMA OUTPUT
38 VGND Composite Output Ground
39 VOUT COMPOSITE OUTPUT
40 AVSS Analog Ground (DAC, VREF)
41 P-VDD POWER(DAC) VDD
42 IR REFERENCE RESISTOR
43 AVDD ANALOG (VREF) VDD
44 YGND Luminance Output Ground
45 YOUT Luminance Output
46 VDD DIGITAL VDD
47 YFILON2B Y-FILSEL THROU/FILON2
48 YCOFF DAC(YOUT,COUT) OFF
49 YFILON1B Y-FILSEL THROU/ FILON1
50 PAL60B NORMAL/PAL60 at PALMODE
51 VCLK Video Clock Input
52 RSTB NORMAL/RESET
53 CLKSW SEL*1CLK/*2CLK
54 RD0 Pull Down to GND
55 RD1 Pull Down to GND
56 RD2 Pull Down to GND
57 ROSD OSD RED DATA INPUT
58 RD3 Pull Down to GND
59 BCLK/RD4 BASE CLOCK OUT
60 RD5 Pull Down to GND
61 IO VDD VDD for I/O
62 RD6 Pull Down to GND
63 RD7 Pull Down to GND
64 GOSD OSDGREEN DATA INPUT
MX-J570V/MX-J680V
FUNCTION
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