LG S62S1-W Service Manual

4-7
PIN NO. SYMBOL TYPE DESCRIPTION
F6 AGND33_1 Analog Ground Analog Ground
K7 AGND33_2 Analog Ground Analog Ground
F7 AGND33_3 Analog Ground Analog Ground
H5 AGND12_1 Analog Ground Analog Ground
H7 AGND12_2 Analog Ground Analog Ground
F5 AUX1 Analog I/O Auxiliary Input. Alternateive Function : Signal Monitoring
K5 AVDD12_1 Analog Power(1.2V) Power Pin
J4 AVDD12_2 Analog Power(1.2V) Power Pin
E3 AVDD33_1 Analog Power(3.3V) Power Pin
J6 AVDD33_3 Analog Power(3.3V) Power Pin
L4 FECFREQ
3.3V LVTTL I/O,
5V-tolerance,
Slow slew,
2, 4, 6, 8 mA PDR,
75K pull-up (3.3 V)
Frequency selection signal output, or LDD serial interface data
or 12C SDA.
The pin is spike-free at power-on stage.
L3 FECMOD
3.3V LVTTL I/O,
5V-tolerance,
Slow slew,
2, 4, 6, 8 mA PDR,
75K pull-up (0 V)
High frequency modulation mode selection signal output,
or LDO serial interface command enable.
The pin is spike-free at power-on stage.
P3 FEDMO Analog Output Disk motor control output. DAC output.
T1 FEEJECT_
3.3V LVTTL I/O,
5V-tolerance,
6 mA driving,
75K pull-up (3.3 V)
Eject/stop key input, active low.
The pin is spike-free at power-on stage.
Alternate function : General IO.
R1 FEFG
3.3V LVTTL I/O,
5V-tolerance,
6 mA PDR,
75K pull-up (3.3 V)
Motor Hall sensor input.
The pin is spike-free at power-on stage.
N1 FEFMO Analog Output Feed motor 1 control. DAC output.
M2 FEFMO2 Analog Output Feed motor 2 control. DAC output.
N3 FEFMO3 Analog I/O
Feed motor 3 control. DAC output.
Alternative Function : Auxiliary servo input.
M3 FEFMO4 Analog I/O
Feed motor 4 control. DAC output.
Alternative Function : Auxiliary servo input.
H4 FOO Analog Output
Focus servo output.
PDM output of focus servo compensator.
A3 FPDOCD Analog Input
Laser Power Monitor Input for CD APC / Differential negative
input
C4 FPDODVD Analog Input
Laser Power Monitor Input for DVD APC / Differential positive
input
L2 FEGAINSW1 Analog Output Read gain switch 1.
M2 FEGAINSW2 Analog Output Read gain switch 2.
L1 FEGAINSW3 Analog Output Read gain switch 3.
R2 FEGIO0
3.3V LVTTL I/O,
5V-tolerance,
2, 4, 6, 8mA PDR,
75K pull-down (0 V)
LDD serial interface data.
The pin is spike-free at power-on stage.
The pin is not allowed to pull-up in circuit layout.
Alternate function :
1. Internal monitored signal output
2. General IO
MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION
1. IC501 (MT8560)
1-1. Pin Function

LG S62S1-W Specifications

General

Brand	LG
Model	S62S1-W
Category	Home Theater System
Language	English