Ic Pin Function Description - Sony HCD-GNX600 Service Manual

HCD-GNX600
7-26. IC Pin Function Descriptions
• IC101 CXD3059AR (RF AMP,DSP,DAC) (CD BOARD)
Pin No. Pin Name
1 MIRR
2 DFCT
3 FOK
4 VSS
5 LOCK
6 MDP
7 SSTP
8 IOVSS1
9 SFDR
10 SRDR
11 TFDR
12 TRDR
13 FFDR
14 FRDR
15 IOVDD1
16 AVDD0
17 AVSS0
18 NC
19 E
20 F
21 TEI
22 TEO
23 FEI
24 FEO
25 VC
26 A
27 B
28 C
29 D
30 NC
31 AVDD4
32 RFDCO
33 PDSENS
34 AC_SUM
35 EG_IN
36 LD
37 PD
38 NC
39 RFC
40 AVSS4
41 RFACO
42 RFACI
43 AVDD3
44 BIAS
45 ASYI
46 ASYO
47 VPCO
48 VCTL
54
I/O
I/O Not used (Open)
I/O Not used (Open)
I/O Not used (Open)
– Ground terminal
I/O Not used (Open)
O Spindle motor servo control signal output
I Disc innermost detection signal input
– Ground terminal
O Sled drive signal output
O Sled drive signal output
O Tracking drive signal output
O Tracking drive signal output
O Focus drive signal output
O Focus drive signal output
– Power supply terminal (+3.3V)
– Power supply terminal (+3.3V)
– Ground terminal
– Not used (Open)
I E signal input
I F signal input
I Tracking error signal input
O Tracking error signal output
I Focus error signal input
O Focus error signal output
O Center voltage output from RF amplifier block
I A signal input
I B signal input
I C signal input
I D signal input
– Not used (Open)
– Power supply terminal (+3.3V)
O RFDC signal output (Open)
I Reference voltage terminal
O RFAC summing amplifier signal output
I Equalizer circuit signal input
O APC LD drive signal output
I APC PD signal input
– Not used (Open)
I Equalizer cut-off frequency adjustment terminal
– Ground terminal
O RFAC signal output
I RFAC signal input or EFM signal input
– Power supply terminal (+3.3V)
I Asymmetry circuit constant current input
I Asymmetry comparator voltage input
O EFM full-swing signal output
O Not used (Open)
I Wide-band EFM PLL VCO2 control voltage input
Description