Ic Pin Function Description - Sony HCD-RG222 Service Manual

Hide thumbs Also See for HCD-RG222:
Table of Contents

Advertisement

HCD-RG222
QQ
3 7 63 1515 0

5-19. IC PIN FUNCTION DESCRIPTION

• IC101 CXD3059AR (RF AMP) (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
TE
L 13942296513
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
www
44
BIAS
45
ASYI
46
ASYO
.
47
VPCO
48
VCTL
49
AVSS3
44
http://www.xiaoyu163.com
I/O
I/O
Mirror signal input/output (Not used)
I/O
Defect signal input/output (Not used)
I/O
Focus OK signal input/output (Not used)
Internal digital ground
GFS is sampled at 460Hz; when GFS is high , this pin outputs a high signal
I/O
If GFS is low eight consecutive
O
Spindle motor servo control output
I
Disk innermost detection signal input
I/O digital ground
O
Sled drive output
O
Sled drive output
O
Tracking drive output
O
Tracking drive output
O
Focus drive output
O
Focus drive output
I/O digital power supply
Analog power supply
Analog ground
Not used
I
E signal input
I
F signal input
I
Tracking error signal input to DSSP block
O
Tracking error signal output from RF amplifier block
I
Focus error signal input to DSSP block
O
Focus error signal output from RF amplifier block
I/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
Analog power supply
O
RFDC signal output (Not used)
I
Reference voltage pin for PD
O
RFAC summing amplifier output
I
Equalizer circuit input
O
APC amplifier output
I
APC amplifier input
Not used
I
Equalizer cut-off frequency adjustment pin
Analog ground
O
RFAC signal output
I
RFAC signal input or EFM signal input
Analog power supply
I
Asymmetry circuit constant current input
x
ao
y
I
Asymmetry comparator voltage input
O
EFM full-swing output (Low = VSS, High = VDD)
i
O
Wide-band EFM PLL charge pump output
I
Wide-band EFM PLL VCO2 control voltage input
Analog ground
http://www.xiaoyu163.com
8
Description
Q Q
3
6 7
1 3
u163
.
2 9
9 4
2 8
1 5
0 5
8
2 9
9 4
m
co
9 9
2 8
9 9

Advertisement

Table of Contents
loading

Table of Contents