87
HCD-X10
MAIN BOARD IC1105 CXD9804R (RF AMP, SERVO DSP, MPEG DECODER)
Pin No.
Pin Name
I/O
Description
1
AGND
-
Ground terminal
2
DVDA
I
AC coupled input path A
3
DVDB
I
AC coupled input path B
4
DVDC
I
AC coupled input path C
5
DVDD
I
AC coupled input path D
6
DVDRFIP
I
AC coupled DVD RF signal input from the optical pick-up block
7
DVDRFIN
I
AC coupled DVD RF signal input terminal Not used
8
MA
I
DC coupled main-beam RF signal input A
9
MB
I
DC coupled main-beam RF signal input B
10
MC
I
DC coupled main-beam RF signal input C
11
MD
I
DC coupled main-beam RF signal input D
12
SA
I
DC coupled sub-beam RF signal input A Not used
13
SB
I
DC coupled sub-beam RF signal input B Not used
14
SC
I
DC coupled sub-beam RF signal input C Not used
15
SD
I
DC coupled sub-beam RF signal input D Not used
16
CDFON
I
CD focusing error negative input terminal Not used
17
CDFOP
I
CD focusing error positive input terminal Not used
18
TNI
I
3 beam satellite PD signal negative input from the optical pick-up block
19
TPI
I
3 beam satellite PD signal positive input from the optical pick-up block
20, 21
MDI1, MDI2
I
Laser power monitor input from the optical pick-up block
22
LDO2
O
Laser diode drive signal output to the optical pick-up block (for DVD)
23
LDO1
O
Laser diode drive signal output to the optical pick-up block (for CD)
24
SVDD3
-
Power supply terminal (+3.3V)
25
CSO
O
Central servo signal output terminal Not used
26
RFLVL
O
RFRP low pass output terminal Not used
27
SGND
-
Ground terminal
28
V2REFO
O
Reference voltage (+2.8V) output terminal Not used
29
V2O
O
Reference voltage (+2V) output to the optical pick-up block
30
VREFO
O
Reference voltage (+1.4V) output terminal
31
FEO
O
Focus error monitor output terminal Not used
O
Tracking error monitor output terminal Not used
O
Slice level of tracking error signal output terminal Not used
O
Output from the internal operational amplifier Not used
I
Negative input to the internal operational amplifier Not used
I
Positive input to the internal operational amplifier Not used
O
Spindle motor control signal output to the motor driver
O
Sled motor control signal output to the motor driver
O
Loading motor control signal output terminal
40
IOPMON
I
Power monitor terminal
41
TRO
O
Tracking coil control signal output to the coil driver
42
FOO
O
Focus coil control signal output to the coil driver
43
USB_VSS
-
Ground terminal
44
USBP
I/O
USB communication data input/output terminal Not used
45
USBN
I/O
USB communication data input/output terminal Not used
46
USB_VDD3
-
Power supply terminal (+3.3V)
47
SPFG
I
Spindle motor hall sensor input from the motor driver
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