Sony HCD-DH7BT Service Manual - Page 65

DMB15 BOARD, IC102, CXD9849R RF AMP, SERVO DSP, MPEG DECODER, Pin No., Pin Name, Description

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http://www.xiaoyu163.com HCD-DH3/DH5BT/DH7BT TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 QQ 376315150 892498299 • ICPinFunctionDescription DMB15 BOARD IC102 CXD9849R (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 TEL 13942296513 QQ 376315150 892498299 20, 21 22 MDI1, MDI2 LDO2 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) 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 32 TEO O Tracking error monitor output terminal Not used 33 TEZISLV O Slice level of tracking error signal output terminal Not used 34 OPOUT O Output from the internal operational amplifier Not used 35, 36 OPIN I Input to the internal operational amplifier Not used 37 DMO O Spindle motor control signal output to the motor driver 38 FMO O Sled motor control signal output to the motor driver 39 TROPENPWM O Loading motor control signal output to the motor driver 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 DVSS - Ground terminal www. xiaoyu163. com 44,45 46 47 NC DVDD3 SPFG - Not used - Power supply terminal (+3.3V) I Spindle motor hall sensor input from the motor driver 48 DSEL O Interlace/progressive selection signal output to the video amplifier "L": progressive, "H": interlace 65 http://www.xiaoyu163.com

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65
HCD-DH3/DH5BT/DH7BT
•
IC Pin Function Description
DMB15 BOARD
IC102
CXD9849R (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
32
TEO
O
Tracking error monitor output terminal
Not used
33
TEZISLV
O
Slice level of tracking error signal output terminal
Not used
34
OPOUT
O
Output from the internal operational amplifier
Not used
35, 36
OPIN
I
Input to the internal operational amplifier
Not used
37
DMO
O
Spindle motor control signal output to the motor driver
38
FMO
O
Sled motor control signal output to the motor driver
39
TROPENPWM
O
Loading motor control signal output to the motor driver
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
DVSS
-
Ground terminal
44, 45
NC
-
Not used
46
DVDD3
-
Power supply terminal (+3.3V)
47
SPFG
I
Spindle motor hall sensor input from the motor driver
48
DSEL
O
Interlace/progressive selection signal output to the video amplifier
"L": progressive, "H": interlace