Sony HCD-DX315 Service Manual page 63

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MAIN BOARD IC1101 CXD9849R
(CD/DVD RF AMP, FOCUS/TRACKING ERR AMP, DVD SYSTEM PROCESSOR, DIGITAL SERVO PROCESSOR)
Pin No. Pin Name
1
2
3
4
5
6 DVDRFIP
7 DVDRFIN
8
9
10
11
12
13
14
15
16
17
18
19
20
TE
L 13942296513
21
22
23
24
25
26
27
28 V2REFO
29
30
31
32
33 TEZISLV
34
35
36
37
38
39 TROPENPWM
40 IOPMON
41
www 42
43
44
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45
46
47
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I/O
AGND — Ground terminal
DVDA I AC coupled input path A
DVDB I AC coupled input path B
DVDC I AC coupled input path C
DVDD I AC coupled input path D
I AC coupled DVD RF signal input RFIP
I AC coupled DVD RF signal input RFIN (not used)
NA I DC coupled main-beam RF signal input A
NB I DC coupled main-beam RF signal input B
MC I DC coupled main-beam RF signal input C
MD I DC coupled main-beam RF signal input D
SA I DC coupled sub-beam RF signal input A (not used)
SB I DC coupled sub-beam RF signal input B (not used)
SC I DC coupled sub-beam RF signal input C (not used)
SD I DC coupled sub-beam RF signal input D (not used)
CDFON I CD focusing error negative input (not used)
CDFOP I CD focusing error positive input (not used)
TNI I 3 beam satellite PD signal negative input
TPI I 3 beam satellite PD signal positive input
MDI1 I Laser power PD monitor input
MDI2 I Laser power PD monitor input
LDO2 O Laser drive output
LDO1 O Laser drive output
SVDD3 — Power supply (RF+3.3V)
CSD O Central servo, positive main beam summing output (not used)
RFLVL O RFRP low pass, or Positive main beam summing output (not used)
SGND — Ground terminal
O Reference voltage 2.8V
V2O O Reference voltage 2.0V
VREFO O Reference voltage 1.4V
FED O Focus error monitor output (not used)
TEO O Tracking error monitor output (not used)
O TE slicing level (not used)
OPOUT O Op amp output (not used)
OPIN I Op amp negative input (not used)
OPIN I Op amp positive input (not used)
DMO O Disk motor control output. PWM output
FMO O Feed motor control. PWM output
O Tray PWM output/tray open output.
O General PWM output
TRO O Tracking servo output
FOO O Focus servo output
DVSS — Ground terminal
x ao
y
NC — USB port DPLUS analog pin (not used)
i
NC — USB port DMINUS analog pin (not used)
DVDD3 — Power supply (SW+3.3V)
SPFG I Motor hall sensor input
http://www.xiaoyu163.com
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Description
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