Plasmon MOD 910 Instrukcja Użytkownika Pobierz pdf (Strona 24)

97705183 A

User Manual

Appendix B

Function Connector Pin Description

(see appendix A for connector location)

Switch Pins Function Description

3 A1 - B1 SCSI ID 2 See Appendix C to set SCSI ID

2 A2 - B2 SCSI ID 1 See Appendix C to set SCSI ID

1 A3 - B3 SCSI ID 0 See Appendix C to set SCSI ID

A4 - B4 Disable SCSI When the pair of pins is open, the drive

Parity performs SCSI parity checking (default).

Shorting the pins with a jumper forces the

drive NOT to perform the SCSI parity checking.

A5 - B5 Disable Write When the pair of pins is open, the drive

Cache performs write back caching (default).

Shorting the pins with a jumper forces the

drive NOT to perform the write back caching.

A6 - B6 Disable Auto When the pair of pins is open, the drive

Spin-up performs an automatic spin-up upon media

loading (default). Shorting the pins with a jumper forces

the drive NOT to perform the automatic spin-up.

4 A7 - B7 Force Verify Shorting the pair of pins forces the drive to

for Write perform a Write and Verify operation

whenever the host issues a WRITE command

(default). Opening the pins by removing the

jumper will force the drive not to Verify after

Write (unless speciﬁed under software

A8 - B8 Disable Manual Shorting the pins disables the eject button

Eject operation. (Default Open).

5 A9 - B9 Enable Fast SCSI Shorting the pins enables Fast SCSI mode.

Default Closed

6 A10 - B10 Device Type When the pins are open the drive responds as

an Optical Memory Device (type 7) (Default).

Shorting the pins forces the drive to respond

as a Direct Access Device (type 0)

A11 - B11 Enable Shorting the pins invokes the internal SCSI

Termination active terminator. With the pins open

(default) Termination is disabled.

A12 - B12 Terminator These pins supply +5V DC through an isolation

Power diode for SCSI terminator power to the SCSI

bus TERMPWR line. Shorting the pins enables

SCSI TERMPWR signal (default). Leaving them

open disables.

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 32 33

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