Philips bdp2100/12/05/f7/x78 Service Manual page 68

Pin Symbol
K3
FEOSCEN
G2
RFIN
H2
RFIN2
G1
RFIP
H1
RFIP2
J3
TLO
T2
FETRAYIN_
U4
FETRAYOUT_
P2
FETRAYPWM
A2
TRINA
B3
TRINB
A1
TRINC
B2
TRIND
J2
TRO
H3
V14
E5
VDAC0
B4
FVREF
C6
VWDC2O
9-24
Type Description
3.3V LVTTL High frequency modulation enable signal output, or LDD serial
I/O, interface CLK or I2C SCL. The pin is spike-free at power-on
5V-tolerance, stage.
Slow slew,
2, 4, 6, 8mA
PDR,
75K pull-up
(3,3V)
Differential Input of AC Coupling RF SUM Signal (Negative)
Analog Input
Differential Input of AC Coupling RF SUM Signal (Negative)
Analog Input
Differential Input of AC Coupling RF SUM Signal (Positive)
Analog Input
Differential Input of AC Coupling RF SUM Signal (Positive)
Analog Input
Analog Tilt servo output
Output
3.3V LVTTL Tray_is_in Input, A Logical Low Indicates the Tray is IN.
I/O, Feedback Flag is from Tray Connector. The pin is spike-free
5V-tolerance, at power-on stage.
6 mA, Alternate function :
75K pull-up General IO.
(3.3V)
3.3V LVTTL Tray_is_out Input. A Logical Low Indicates the Tray is OUT.
I/O, Feedback Flag is from Tray Connector. The pin is spike-free
5V-tolerance, at power-on stage.
6 mA,
Alternate function :
75K pull-up
General IO.
(3.3V)
Analog Tray DAC / PWM control output. Controlled by P.
Output
Input of Tracking Signal (A)
Analog Input
Input of Tracking Signal (B)
Analog Input
Input of Tracking Signal (C)
Analog Input
Input of Tracking Signal (D)
Analog Input
Analog Tracking servo output. PDM output of tracking servo
Output compensator.
Analog Output of Voltage Reference (1.4V)
Output
Analog Output of General DAC
Output
Analog Output of Voltage Reference
Output
Analog Output Voltage 2 of Laser Diode Control in APC
Output