Sony HCD-ZX9 Service Manual page 63

• IC PIN DESCRIPTIONS
• IC101 CXD3059AR (RF AMP, DIGITAL SIGNAL PROCESSOR) (BD81A 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 EQ_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
49 AVSS3
50 CLTV
I/O
I/O Mirror signal input/output Not used in this set. (Open)
I/O Defect signal input/output Not used in this set. (Open)
I/O Focus OK signal input/output Not used in this set. (Open)
— Internal digital ground pin
GFS is sampled at 460Hz; when GFS is high , this pin outputs a high signal
I/O
If GFS is low eight consecutive Not used in this set. (Open)
O Spindle motor servo control signal output
I Disc innermost detection signal input
— I/O digital ground pin
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
— I/O digital power supply pin (+3.3 V)
— Analog power supply pin (+3.3 V)
— Analog ground pin
— 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
I A signal input
I B signal input
I C signal input
I D signal input
— Not used. (Open)
— Analog power supply pin (+3.3 V)
O RFDC signal output Not used in this set. (Open)
I Reference voltage pin for PD Connect to ground in this set.
O RFAC summing amplifier signal output
I Equalizer circuit signal input
O APC amplifier signal output
I APC amplifier signal input
— Not used. (Open)
I Equalizer cut-off frequency adjustment pin
— Analog ground pin
O RFAC signal output
I RFAC signal input or EFM signal input
— Analog power supply pin (+3.3 V)
I Asymmetry circuit constant current signal input
I Asymmetry comparator voltage signal input
O EFM full-swing signal output (Low=VSS, High=VDD)
O Wide-band EFM PLL charge pump signal output Not used in this set. (Open)
I Wide-band EFM PLL VCO2 control voltage signal input
— Analog ground pin
I Multiplier VCO1 control voltage signal input
Pin Description
HCD-ZX9
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