Sony HBD-E190 Service Manual page 68

HBD-E190/E290/E490/E690
Pin No. Pin Name
R2 FEGIO0
R3 NO_USE
R4 DGND12_K
R5 FEGIO9
R6 FEGIO4
R7 NO_USE
R8 NO_USE
R9 NO_USE
R10 DGND12_K
R11 DGND12_K
R12 DGND12_K
R13 DGND12_K
R14 DGND12_K
R15 DGND12_K
R16 NO_USE
R17 DVCC12_K
R18 NO_USE
R19 NO_USE
R20 DDRVCCIO
R21 NO_USE
R22 RDQM1_B
R23 RDQM0
R24 RDQ10
R25 NO_USE
T1 FEEJECT_
T2 FE_TRAYIN_
T3 FEGIO10
T4 NO_USE
T5 NO_USE
T6 NO_USE
T7 NO_USE
T8 NO_USE
T9 DVCC12_K
T10 NO_USE
T11 DVCC12_K
T12 DVCC12_K
T13 NO_USE
T14 DVCC12_K
T15 NO_USE
T16 DVCC12_K
T17 DVCC12_K
T18 DDRVCCIO
T19 RVREFO
T20 NO_USE
T21 DGND12_K
T22 RDQ9
T23 RDQ8
68
I/O
LDD serial interface data. The pin is spike-free at power-on stage.
I/O The pin is not allowed to pull-up in circuit layout.
General IO
- Not used
- Digital ground
General IO. The pin is spike-free at power-on stage.
I/O
General IO
Read gain switch 4
O
General IO
- Not used
- Not used
- Not used
- Digital ground
- Digital ground
- Digital ground
- Digital ground
- Digital ground
- Digital ground
- Not used
- 1.2V digital power
- Not used
- Not used
- 1.5 V digital IO power
- Not used
O Memory data mask bit 1
O Memory data mask bit 0
I/O Memory data bit 10
- Not used
Eject / stop kep input, active low.
I/O The pin is spike-free at power-on stage.
Alternative function: General IO
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 at power-on stage.
Alternative function: General IO
I/O PC RS232 serial receive data. The pin is spike-free at power-on stage.
- Not used
- Not used
- Not used
- Not used
- Not used
- 1.2V digital power
- Not used
- 1.2V digital power
- 1.2V digital power
- Not used
- 1.2V digital power
- Not used
- 1.2V digital power
- 1.2V digital power
- 1.5 V digital IO power
I Memory VREF
- Not used
- Digital ground
I/O Memory data bit 9
I/O Memory data bit 8
Description