Pin Symbol Type
Description
K3
ʳ
FEOSCEN
3.3V LVTTL
I/O,
5V-tolerance,
Slow slew,
2, 4, 6, 8mA
PDR,
75K pull-up
(3,3V)
High frequency modulation enable signal output, or LDD serial
interface CLK or I2C SCL. The pin is spike-free at power-on
stage.
G2
ʳ
RFIN
Analog Input Differential Input of AC Coupling RF SUM Signal (Negative)
H2
ʳ
RFIN2
Analog Input Differential Input of AC Coupling RF SUM Signal (Negative)
G1
ʳ
RFIP
Analog Input Differential Input of AC Coupling RF SUM Signal (Positive)
H1
ʳ
RFIP2
Analog Input Differential Input of AC Coupling RF SUM Signal (Positive)
J3
ʳ
TLO
Analog
Output
Tilt servo output
T2
ʳ
FETRAYIN_
3.3V LVTTL
I/O,
5V-tolerance,
6 mA,
75K pull-up
(3.3V)
Tray_is_in Input, A Logical Low Indicates the Tray is IN.
Feedback Flag is from Tray Connector. The pin is spike-free
at power-on stage.
Alternate function :
General IO.
U4
ʳ
FETRAYOUT_
3.3V LVTTL
I/O,
5V-tolerance,
6 mA,
75K pull-up
(3.3V)
Tray_is_out Input. A Logical Low Indicates the Tray is OUT.
Feedback Flag is from Tray Connector. The pin is spike-free
at power-on stage.
Alternate function :
General IO.
P2
ʳ
FETRAYPWM
Analog
Output
Tray DAC / PWM control output. Controlled by
P
P.
A2
ʳ
TRINA
Analog Input Input of Tracking Signal (A)
B3
TRINB
Analog Input Input of Tracking Signal (B)
A1
TRINC
Analog Input Input of Tracking Signal (C)
B2
TRIND
Analog Input Input of Tracking Signal (D)
J2
ʳ
TRO
Analog
Output
Tracking servo output. PDM output of tracking servo
compensator.
H3
ʳ
V14
Analog
Output
Output of Voltage Reference (1.4V)
E5
ʳ
VDAC0
Analog
Output
Output of General DAC
B4
ʳ
FVREF
Analog
Output
Output of Voltage Reference
C6
VWDC2O
Analog
Output
Output Voltage 2 of Laser Diode Control in APC
9-24
Summary of Contents for HTB3510
Page 18: ...X AUDIO IN 2 1 3 5MM STEREO 3 1 2 3 2 8 ...
Page 19: ...X LAN LAN 1 2 9 ...
Page 41: ...7 6 7 6 Front Control Board Print layout top side ...
Page 42: ...7 7 7 7 Power Board Print layout top side ...
Page 43: ...7 8 7 8 Amplifier Board Print layout bottom side ...
Page 44: ...7 9 7 9 Amplifier Board Print layout top side ...
Page 49: ...PIN ASSIGNMENT 9 2 ...
Page 73: ...10 1 10 1 Exploded View for HTB3510 12 93 94 ...
Page 74: ...10 2 10 2 Exploded View for HTB3510 98 X78 55 51 40 ...