Sony MHC-RG270 Service Manual page 65
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- Operating instructions manual (44 pages) ,
- Operating instructions manual (45 pages)
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CD-G BOARD IC1001 TC9411AFG (BS, K) (CD GRAPHICS DECODER)
Pin No.
Pin Name
1
SESUB
2
CLCK
3
DATA
4
SBSY
5
SFSY
6
MUTE
7
VDD1
8
VSS1
9
MCE
10
MCDO
11
MCDI
12
MCCK
13
WE
14
RAS
15 to 22
VA0 to VA7
23
VSS2
24
VDD2
25
VD0
26
CAS
27
VD1
28
OE
29, 30
VD2, VD3
31
BLANKIN
32
BIN
33
GIN
34
RIN
35
HSYNC
36
VSYNC
37
CDET
38
VON
39, 40
TEST1, TEST2
41
LINESW
42
VREF
43
AVDD
44
VDOUT
45
AVSS
46, 47
BIAS1, BIAS2
48
VSS3
49
VDD3
50
QNG
51
PNG
52
DEN
53
FSC
54
RESET
55
SENTSC
56
PDOWN
I/O
I
Not used
O
Serial data transfer clock signal output to the CD DSP
I
Serial data input from the CD DSP
I
Subcode Q sync (SCOR) input from the CD DSP
I
WFCK signal input from the CD DSP
I
Muting control signal input from the system controller
-
Power supply terminal (+5V)
-
Ground terminal
I
Chip enable signal input terminal Not used
O
Serial data output terminal Not used
I
Serial data input terminal Not used
I
Serial data transfer clock signal input terminal Not used
O
Write enable signal output to the D-RAM
O
Row address strobe signal output to the D-RAM
O
Address signal output to the D-RAM
-
Ground terminal
-
Power supply terminal (+5V)
I/O
Two-way data bus with the D-RAM
O
Column address strobe signal output to the D-RAM
I/O
Two-way data bus with the D-RAM
O
Data read strobe signal output to the D-RAM
I/O
Two-way data bus with the D-RAM
I
Blank signal input terminal Not used
I
RGB (B) signal input terminal Not used
I
RGB (G) signal input terminal Not used
I
RGB (R) signal input terminal Not used
O
Horizontal synchronize signal output terminal Not used
O
Vertical synchronize signal output terminal Not used
O
CD-G detection signal output terminal
I
Video on control signal input terminal Not used
I
Test mode setting terminal
I
Line switch input terminal Not used
I
Reference voltage input terminal
-
Power supply terminal (+5V)
O
Video signal output terminal
-
Ground terminal
I
For bias setting terminal
-
Ground terminal
-
Power supply terminal (+5V)
O
Not used
O
Not used
I
NTSC/PAL switching control signal input terminal
O
Not used
I
System reset signal input from the system controller
I
Mode setting terminal
I
Mode setting terminal
HCD-GX355/GX555/RG270/RG475/RG575
Description
63
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