Ic Pin Function Description - Sony HCD-GN660 Service Manual

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7-26. IC Pin Function Descriptions
• IC101 CXD3059AR (RF AMP) (BD BOARD)
Pin No. Pin Name
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
TE 21
L 13942296513
22
23
24
25
26
27
28
29
30
31
32
33
34 AC_SUM
35
36
37
38
39
40
41
42
www
43
44
45
.
46
47
48
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I/O
MIRR I/O Mirror signal input/output(Not used)
DFCT I/O Defect signal input/output (Not used)
FOK I/O Focus OK signal input/output (Not used)
VSS — Internal digital ground
LOCK I/O Not used
MDP O Spindle motor servo control output
SSTP I Disk innermost detection signal input
IOVSS1 — I/O digital ground
SFDR O Sled drive output
SFDR O Sled drive output
TFDR O Tracking drive output
TRDR O Tracking drive output
FFDR O Focus drive output
FFDR O Focus drive output
IOVDD1 — I/O digital power supply
AVDD0 — Analog power supply
AVSS0 — Analog ground
NC — Not used
E I E signal input
F I F signal input
TEI I Tracking error signal input
TEO O Tracking error signal output
FEI I Focus error signal input
FEO O Focus error signal output
VC I/O Center voltage output from RF amplifier block
A I A signal input
B I B signal input
C I C signal input
D I D signal input A
NC — Not used
AVDD4 — Analog power supply
RFDCO O RFDC signal output (Not used)
PDSENS I Reference voltage pin
O RFAC summing amplifier output
EQ_IN I Equalizer circuit input
LD O APC output
PD I APC input
NC — Not used
RFC I Equalizer cut-off frequency adjustment pin
AVSS4 — Analog ground
RFACO O RFAC signal output
RFACI I RFAC signal input or EFM signal input
AVDD3 — Analog power supply
x ao
BIAS I Asymmetry circuit constant current input
y
ASYI I Asymmetry comparator voltage input
i
ASYO O EFM full-swing output
VPCO O Not used
VCTL I Wide-band EFM PLL VCO2 control voltage input
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HCD-GN660/GN770/GX9000
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