Sony HBD-E2100 Service Manual page 64

HBD-E2100/E3100/E3200/E4100/E6100
Ver. 1.5
• IC Pin Function Descriptions
MB1002 BOARD (1/6), (3/6), (4/6) IC101 CXD90019R-BA (BD DECODER)
Pin No. Pin Name
P1 TRINB
P2 TRINA
P3 HAVC
P4 AVDD33_1
P5 INB
P6 INA
P7 IND
P8 INC
P9 ING
P10 INH
P11 INF
P12 INE
P13 V14
P14 AUX1
P15 MPXOUT1
P16 MPXOUT2
P17 MPXOUT3
P18 RFIP
P19 RFIN
P20 RFIP2
P21 RFIN2
P22 AVDD12_2
P23 AVDD33_3
P24 FOO
P25 TRO
P26 TLO
P27 DVCC12_K_1
P28 FEOSCEN
P29 FEGAINSW3
P30 FECFREQ
P31 FECMOD
P32 FEGAINSW1
P33 FEGAINSW2
P34 FEFMO
P35 FEFMO2
P36 DVCC33_IO_1
P37 FEFMO3
P38 FEFMO4
P39 FETRAYPWM
P40 FEDMO
P41 FEFG
P42 DVCC12_K_2
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I/O
I Input of Tracking Signal (B)
I Input of Tracking Signal (A)
O Decoupling Pin for Reference Voltage of Main and Sub Beams
- 3.3 V Power Pin
I Input of Main Beam Signal (B)
I Input of Main Beam Signal (A)
I Input of Main Beam Signal (D)
I Input of Main Beam Signal (C)
I Input of Main Beam Signal (G)
I Input of Main Beam Signal (H)
I Input of Main Beam Signal (F)
I Input of Main Beam Signal (E)
O Output of Voltage Reference (1.4 V)
Auxiliary Input
I/O
Alternative function: Signal Monitoring
Multiplexer Output 1 for Signal Monitoring. The pin is not allowed to pull-up in circuit layout.
O
Alternative function: Internal monitored signal output / General output.
Multiplexer Output 2 for Signal Monitoring. The pin is not allowed to pull-up in circuit layout.
O
Alternative function: Internal monitored signal output / General output.
Multiplexer Output 3 for Signal Monitoring. The pin is not allowed to pull-up in circuit layout.
O
Alternative function: Internal monitored signal output / General output.
I Differential Input of AC Coupling RF SUM Signal (Positive)
I Differential Input of AC Coupling RF SUM Signal (Negative)
I Differential Input of AC Coupling RF SUM Signal (Positive)
I Differential Input of AC Coupling RF SUM Signal (Negative)
- 1.2 V Power Pin
- 3.3 V Power Pin
O Focus servo output. PDM output of focus servo compensator.
O Tracking servo output. PDM output of tracking servo compensator.
O Tilt servo output
- 1.2V Digital Power
High frequency modulation enable signal output, or LDD serial interface CLK or I2C SCL.
I/O
The pin is spike-free at power-on stage.
O Read gain switch 3.
Frequency selection signal output, or LDD serial interface data or I2C SDA.
I/O
The pin is spike-free at power-on stage.
High frequency modulation mode selection signal output, or LDD serial interface command
I/O enable.
The pin is spike-free at power-on stage.
O Read gain switch 1.
O Read gain switch 2.
Feed motor 4 control. DAC output.
I/O
Alternative function: Auxiliary servo input
O Feed motor 2 control. DAC output.
- 3.3V Digital IO Power
Feed motor 3 control. DAC output.
I/O
Alternative function: Auxiliary servo input
Feed motor 4 control. DAC output.
I/O
Alternative function: Auxiliary servo input
O Tray DAC / PWM control input. Controlled by uP.
O Disk motor control output. DAC output.
I Motor Hall sensor input.
- 1.2V Digital Power
Description