Fujitsu MBA3073NP Manual de usuario descargar pdf (Pagina 33)

2.2 SCSI Function Specifications

Table 2.4 shows the SCSI functions provided with the HDD.

Table 2.4 SCSI function specifications

Item Specification

Single-ended type

HVD type (High Voltage Differential)

LVD type (Low Voltage Differential)

Single-ended type

Position where the terminating

resistor is mounted on the PCA

Differential type

Position where the terminating

resistor is mounted on the PCA

Electrical

requirements

(*1)

TERMPWR signal send function

Ο (NP model)

68-pin P cable connector

Ο (NP model)

Connector

80-pin SCA2 connector

Ο (NC model)

Data bus parity (Data bus CRC)

Bus arbitration function

Disconnection/reconnection function

SCSI ID 16-bit SCSI

#0 to #15

(Jumper selection, NP model)

Addressing

LUN (logical unit number) #0 fixed

Data transfer

(Synchronous

mode) (*2)

8-bit SCSI (Single-ended type)

(Ultra 2 type)

16-bit SCSI (Single-ended type)

(Ultra 2 Wide type)

(U160 LVD type)

(U320 LVD type)

Ο 20 MB/s max.

Ο 40 MB/s max.

Ο 80 MB/s max.

Ο 160 MB/s max.

Ο 320 MB/s max.

Data buffer (*3) 8 MB

Data block length (Logical data length=Physical data length) (*4)

512 to 528 bytes

(Fixed length)

Ο : Provided × : Not provided

(*1) The driver mode (Single-ended or LVD) changes automatically by Diffsence signal level.

(*2) 1MB/s=1,000,000 bytes/s

(*3) 1MB=1,048,576 bytes

(*4) Refer to (13) of Section 1.1.

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Fujitsu MBA3073NP Manual de usuario Pagina 33

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