LG BP440K Manual De Servicio página 92

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2-2. Función de los pins
No.
Name
1
SLED1_P
2
SLED1_N
3
P12V_3
4
SLED2_P
5
SLED2_N
6
PGND_2
7
C10V
8
CP1
9
CP2
10
CP3
11
GPOUT
12
XFG
13
RDY
14
SSZ
15
SCLK
16
SIMO
17
SOMI
18
SIOV
19
XRSTIN
20
TEST1
21
VLDDIN
22
CV3P3
23
AGND/DGND
24
A9P5V
25
ILDD_BD
26
ILDD_DVD
27
ILDD_CD
28
CP5V
29
LOAD_P
30
LOAD_N
31
P5V12L
32
TEST2
33
TEST3
34
P5V_1
35
TLT_N
36
TLT_P
37
TRK_P
38
TRK_N
39
FCS_P
40
FCS_N
41
PGND_1
42
P12V_1
43
U
44
ICOM1
45
V
46
P12V_2
47
W
48
ICOM2
49
MICOM
50
ISENCE
51
AGND
52
STIP1_P
53
STIP1_N
54
STP2_P
55
STP2_N
56
P5V_2
I/O
Description
OUT
Sled1 positive output terminal
OUT
Sled1 negative output terminal
PS
Power supply terminal for 12V drivers output
OUT
Sled2 positive output terminal
OUT
Sled2 negative output terminal
PS
GND terminal for 12V drivers
MISC
The capacitance connection terminal for internal regulator
MISC
Capacitance connection for Charge Pump
MISC
Capacitance connection for Charge Pump
MISC
Capacitance connection for Charge Pump
OUT
General Purpose Output (Test monitor)
OUT
Motor speed signal output
OUT
Device ready signal Internally pulled up to SIOV
IN
SIO Slave Select Low active input terminal
IN
SIO Serial clock input terminal
IN
SIO Slave Input Master Output terminal
OUT
SIO Slave Input Master Input terminal
PS
Power supply terminal for Serial Port 3.3V typical
IN
RESET input terminal to disable the driver IC
MISC
Test pin. Should be open.
Laser diode control analog signal input 0 to 3V terminal. Required to set
IN
register when use VLDDIN input. Open in case of non use analog input.
MISC
Capacitance terminal for internal 3.3V core (typ 0.1uF)
PS
Ground terminal for digital and analog
PS
Power supply terminal 9.5V Laser didoe for BD
OUT
Laser diode for BD output terminal
OUT
Laser diode for DVD output terminal
OUT
Laser diode for CD output terminal
The capacitance connection terminal for control system power supply 0.1uF
MISC
or lager decoupling capacitor should be connected.
OUT
Load positive output terminal
OUT
Load negative output terminal
PS
The power supply terminal (5V or 12V) for Load driver output stages.
MISC
Test pin. Should be open.
MISC
Test pin. Should be connected to P5V.
PS
Power supply terminal for Tilt/Fcs/Trk drivers
OUT
Tilt negative output terminal
OUT
Tilt positive output terminal
OUT
Tracking positive output terminal
OUT
Tracking negative output terminal
OUT
Focus positive output terminal
OUT
Focus negative output terminal
PS
GND terminal for Tilt/Fcs/Trk channel drivers
PS
Power supply terminal for 12V driver output stage
OUT
U phase output terminal for spindle motor
MISC
Current sense resister terminal for spindle driver
OUT
V Phase output terminal for spindle motor
PS
Power supply terminal for 12V driver output stage
OUT
W phase output terminal for spindle motor
MISC
Current sense resister terminal for spindle driver
IN
Motor center tap connection
IN
Current sense input terminal for spindle drivers
PS
Ground terminal for internal analog
OUT
STP1 positive output terminal for collimator
OUT
STP1 negative output terminal for collimator
OUT
STP2 positive output terminal for collimator
OUT
STP2 negative output terminal for collimator
PS
Power supply terminal for 5V driver output
4-9

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