Sony HCD-VX99 Service Manual page 51

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• IC505 CD DECODER, SYSTEM CONTROL (CL680T-D1) (VIDEO Board (2/3))
Pin No.
1 NC
2 VSS
3 CD-BCK
4 CD-DATA
5 CD-LRCK
6 CD-C2PO
7 NC
8 NC
9 NC
10 MD0
11 MD1
12 MD2
13 MD3
14 MD4
15 MD5
16 VSS
17 MD6
18 VDD3
19 MD7
20 VSS
21 MD8
22 VDD3
TE
L 13942296513
23 MD9
24 MD10
25 MD11
26 MD12
27 MD13
28 MD14
29 MD15
30 NC
31 NC
32 NC
33 NC
34 NC
35 NC
36 NC
37 MCE
38 MWE
39 VSS
40 CAS
41 VDD3
42 RAS0
43 RAS1
44 MA10
45 MA9
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Pin Name I/O
– Not used
– Ground
I CD Decode bit clock
I CD Decode data
I CD Decode Left or Right channel selection clock
I CD Decode C2 error data
– Not used
– Not used
– Not used
I/O Data bus between Microcode ROM/DRAM and CL680
I/O Data bus between Microcode ROM/DRAM and CL680
I/O Data bus between Microcode ROM/DRAM and CL680
I/O Data bus between Microcode ROM/DRAM and CL680
I/O Data bus between Microcode ROM/DRAM and CL680
I/O Data bus between Microcode ROM/DRAM and CL680
– Ground
I/O Data bus between Microcode ROM/DRAM and CL680
– +3.3V Power supply
I/O Data bus between Microcode ROM/DRAM and CL680
– Ground
I/O Data bus between Microcode ROM/DRAM and CL680
– +3.3V Power supply
I/O Data bus between Microcode ROM/DRAM and CL680
I/O Data bus between Microcode ROM/DRAM and CL680
I/O Data bus between Microcode ROM/DRAM and CL680
I/O Data bus between Microcode ROM/DRAM and CL680
I/O Data bus between Microcode ROM/DRAM and CL680
I/O Data bus between Microcode ROM/DRAM and CL680
I/O Data bus between Microcode ROM/DRAM and CL680
– Not used
– Not used
– Not used
– Not used
– Not used
– Not used
– Not used
O Chip enable signal to Microcode ROM
O Write enable signal to DRAM
– Ground
O Column address strove : Latch the column address to DRAM
– +3.3V power supply
O Row address strove : Latch row address to DRAM
– Not used
O Address data from CL680 to Microcode ROM
O Address data from CL680 to Microcode ROM
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