Sony HD-X1 Service Manual page 73

• IC Pin Function Description
DMB10 BOARD IC102 CXD9804R (RF AMP, SERVO DSP, MPEG DECODER)
Pin No.
Pin Name
1 AGND
2
DVDA
3
DVDB
4
DVDC
5 DVDD
6
DVDRFIP
7
DVDRFIN
8
MA
9 MB
10
MC
11
MD
12
SA
13 SB
14
SC
15
SD
16
CDFON
17 CDFOP
18
TNI
19
TPI
20, 21
MDI1, MDI2
22 LDO2
23
LDO1
24
SVDD3
25
CSO
26 RFLVL
27
SGND
28
V2REFO
29
V2O
30 VREFO
31
FEO
32
TEO
33
TEZISLV
34 OPOUT
35, 36
OPIN
37
DMO
38
FMO
39 TROPENPWM
40
IOPMON
41
TRO
42
FOO
43 USBVSS
44
USBP
45
USBM
46
USBVDD3
47 SPFG
48 to 50
AN0 to AN2
I/O
- Ground terminal
I AC coupled input path A
I AC coupled input path B
I AC coupled input path C
I AC coupled input path D
I AC coupled DVD RF signal input from the optical pick-up block
I AC coupled DVD RF signal input terminal Not used
I DC coupled main-beam RF signal input A
I DC coupled main-beam RF signal input B
I DC coupled main-beam RF signal input C
I DC coupled main-beam RF signal input D
I DC coupled sub-beam RF signal input A Not used
I DC coupled sub-beam RF signal input B Not used
I DC coupled sub-beam RF signal input C Not used
I DC coupled sub-beam RF signal input D Not used
I CD focusing error negative input terminal Not used
I CD focusing error positive input terminal Not used
I 3 beam satellite PD signal negative input from the optical pick-up block
I 3 beam satellite PD signal positive input from the optical pick-up block
I Laser power monitor input from the optical pick-up block
O Laser diode drive signal output to the optical pick-up block (for DVD)
O Laser diode drive signal output to the optical pick-up block (for CD)
- Power supply terminal (+3.3V)
O Central servo signal output terminal Not used
O RFRP low pass output terminal Not used
- Ground terminal
O Reference voltage (+2.8V) output terminal
O Reference voltage (+2V) output to the optical pick-up block
O Reference voltage (+1.4V) output terminal
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 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 to the motor driver
I Power monitor terminal
O Tracking coil control signal output to the coil driver
O Focus coil control signal output to the coil driver
- Ground terminal
I/O USB communication data input/output terminal Not used
I/O USB communication data input/output terminal Not used
- Power supply terminal (+3.3V)
I Spindle motor hall sensor input from the motor driver
I/O Not used
Description
HCD-X1
73