27
CDX-V3800
• IC PIN DESCRIPTIONS
• IC500 BU9536KS2 (RF AMP, DIGITAL SERVO) (SERVO BOARD (1/2))
Pin No.
Pin Name
I/O
Pin Description
1
AVDD1
—
Analog power supply pin (+3.3 V)
2
AC
I
A+C voltage signal input from optical pick-up block
3
BD
I
B+D voltage signal input from optical pick-up block
4
VBIAS
O
Bias level (VDD/2) signal output
5
E
I
E voltage signal input from optical pick-up block
6
F
I
F voltage signal input from optical pick-up block
7
AGND1
—
Analog ground pin
8
FEN
I
Focus error amplifier feedback signal input
9
FEO
O
Focus error signal output
10
PKC
O
RF signal peak detection capacitance connected pin
11
BTC
O
RF signal bottom detection capacitance connected pin
12
PD
I
APC photo detecter signal input
13
LD
O
APC laser drive signal output
14
PCO
O
PLL PCO signal output
15
FCO
O
PLL FCO-DAC signal output
16
ASY
I
Asymmetry revice and ccomparator slice capacitor install pin
17
JUMPO
O
Tracking jump pulse signal output
18
TDOUT
O
Tracking drive signal output
19
SDIN
I
Sled signal input
20
SDOUT
O
Sled drive signal output
21
FDOUT
O
Focus drive signal output
22
CLVOUT
O
CLV drive signal output
23
CLK88
O
Clock signal output for driver IC Not used in this set. (Open)
24
LON
O
Laser on control signal output
25
CLK
O
Clock signal output Not used in this set. (Open)
26
MCK
I
Transfer clock signal input for sub Q and command
27
DIN/DOUT
I/O
Command signal input/status, sub-Q signal output
28
R/W
I
Read/write signal input for command
29
RESETX
I
System reset signal input “L”: reset
30
BUSY
O
Busy signal output
31
SUBSYQ
O
Sub cord synchronizing signal output
32
SUBDATA
O
Sub cord data signal output
33
SUBCK
I
Sub cord bit clock signal input Not used in this set. (Fixed at “L”.)
34
WFCK
O
Disc frame synchronizing signal output
35
DOUTA
O
Audio serial data signal output
36
LRCK
O
Audio LR signal output
37
DCK
O
Audio serial bit clock signal output
38
EFLAG
I/O
Error flag signal input/output
39
BUFO
O
X'tal 16.9344 MHz buffer signal output Not used in this set. (Open)
40
XPLCK
I/O
XPLCK signal input/output Not used in this set. (Open)
41
DVDD
—
Digital power supply pin (+3.3 V)
42
XI
I
X'tal 16.9344 MHz connect input
43
XO
O
X'tal 16.9344 MHz connect output
44
DGND
—
Digital ground pin
45
RFRPPFM
O
RFRP capacitor install pin or RF test monitor signal output
46
TZCRFM
O
TZC capacitor install pin or RF monitor signal output
47
SC
I
Scratch depth adjustment resistor connected pin
48
TEO
O
Tracking error signal output
Summary of Contents for CDX-V3800
Page 6: ...6 CDX V3800 ...
