Sony DVP-NS3100ES Service Manual page 63

• IC Pin Function Description
MAIN BOARD IC105 STE6317ATXXY (DVD INTERFACE)
Pin No. Pin Name
1 IREF
2 GNDAI
3 RFIN
4 RFOUT
5 VCC18
6 A
7 GNDMN
8 B
9 VCC33MN
10 REFD
11 VCC18MN
12 D
13 VCC18IS
14 C
15 VCC33IS
16 GNDAIS
17 VCC33SD
18 VCC18SD
19 GNDSD
20 F
21 E
22 VSHIELDIS
23 VCC18ADC
24 GNDADC
25 VSHIELDADC
26 VCC33ADC
27 GNDDAC
28 DISC
29 SLED
30 REFEXT
31 REFGND
32 REF
33 FACT
34 TACT
35 VCC18DAC
36 MUTE_SP
37 MUTE_DRV
38, 39 FIN, RIN
40 INSW
41 VSS
42 VDD33
43 DVD/CD
44 SP
45 INLIM
I/O
I Connected to the ground
- Ground terminal (analog system)
I RF path data input terminal (after AC coupling)
O RF path data output terminal (before AC coupling)
- Power supply terminal (+1.8V) (analog system)
I A signal input from the optical traverse unit
- Ground terminal (analog system)
I B signal input from the optical traverse unit
- Power supply terminal (+3.3V) (analog system)
O Reference voltage output to the optical traverse unit (+2.1V) (for laser diode)
- Power supply terminal (+1.8V) (analog system)
I D signal input from the optical traverse unit
- Power supply terminal (+1.8V) (analog system)
I C signal input from the optical traverse unit
- Power supply terminal (+3.3V) (analog system)
- Ground terminal (analog system)
- Power supply terminal (+3.3V) (analog system)
- Power supply terminal (+1.8V) (analog system)
- Ground terminal
I F signal input from the optical traverse unit
I E signal input from the optical traverse unit
- Ground terminal (analog system)
- Power supply terminal (+1.8V) (analog system)
- Ground terminal (analog system)
- Ground terminal (analog system)
- Power supply terminal (+3.3V) (analog system)
- Ground terminal (analog system)
O Sled motor drive signal output terminal
O Sled motor drive signal output terminal
I Connected to the ground
- Ground terminal
O Reference voltage output terminal (+2.7V) (for D/A converter)
O Focus coil drive signal output terminal
O Tracking coil drive signal output terminal
- Power supply terminal (+1.8V) (analog system)
O Muting on/off control signal output to the spindle motor driver "L": muting on
Muting on/off control signal output to the focus/tracking coil driver and sled motor
O
driver "L": muting on
O Loading motor drive signal output terminal "L": motor off Not used
Disc tray close detection signal input terminal "L": Disc tray is closedFixed at
I
"L" in this set
- Ground terminal (digital system)
- Power supply terminal (+3.3V) (digital system)
DVD/CD selection signal output to the optical traverse unit "L": CD,
O
"H": DVD
O Spindle motor drive PWM signal output terminal
Limit in detection signal input from the optical traverse unitThe optical pick-up is inner
I
position when "H"
DVP-NS3100ES
Description
63