HP Kayak XU 04xx HP Kayak XU Series 04xx, SCSI Administration Guide - Page 20

Sync Rate Mega, Bytes/sec, Width bits

Page 20 highlights

Sync Rate (Mega Bytes/sec) Width (bits) NOTE Configuring the SCSI Bus Device Setup Menu When you select a device from the Device Selections menu, the Device Setup menu is displayed: Symbios Logic SCSI Configuration Utility Version 1.00 1. SYM53C875 Dev0 N/A Setup Sync Rate (Mega Bytes/sec) 40 MB/sec Width (bits) 16 Disconnect On Read Write I/O Timeout (secs) 10 Scan for Device at Boot Time Yes Scan for SCSI LUNS Yes Queue Tags On Format Verify Help. Restore Default Setup Exit this menu. Use arrow keys to select from menu. Then press ENTER BIOS Code Segment: C800 This menu provides information about an individual SCSI device. To make changes to these settings, select an item from the list and press . This option lets you set the transfer rate for the device. The available choices are Off, 10 MB/sec, 20 MB/sec, or 40 MB/sec. For example, for a Fast SCSI device, you would select 10 MB/sec. This option lets you set the maximum SCSI data width at which a 16-bit host adapter negotiates. The host adapter and SCSI device must agree on a width at which they can both operate For example, if you have a 16-bit device on a 8-bit wide cable (bus), the width at which they can both operate is 8-bits. Similarly, if you have an 8-bit device on a 16-bit wide cable (bus), the width at which they can both operate is 8-bits. If a 16-bit device is used on an 8-bit wide cable, you may need to disable SCAM. English 15

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English
15
Configuring the SCSI Bus
Device Setup Menu
When you select a device from the Device Selections menu, the Device
Setup menu is displayed:
This menu provides information about an individual SCSI device.
To make changes to these settings, select an item from the list and
press
.
Sync Rate (Mega
Bytes/sec)
This option lets you set the transfer rate for the device. The available
choices are Off, 10 MB/sec, 20 MB/sec, or 40 MB/sec. For example, for a
Fast SCSI device, you would select 10 MB/sec.
Width (bits)
This option lets you set the maximum SCSI data width at which a 16-bit
host adapter negotiates. The host adapter and SCSI device must agree
on a width at which they can both operate
For example, if you have a 16-bit device on a 8-bit wide cable (bus), the
width at which they can both operate is 8-bits.
Similarly, if you have an 8-bit device on a 16-bit wide cable (bus), the
width at which they can both operate is 8-bits.
NOTE
If a 16-bit device is used on an 8-bit wide cable,
you may need to
disable SCAM.
Symbios Logic SCSI Configuration Utility
Version 1.00
1. SYM53C875
Dev0 N/A Setup
Sync Rate (Mega Bytes/sec)
40 MB/sec
Width (bits)
16
Disconnect
On
Read Write I/O Timeout (secs)
10
Scan for Device at Boot Time
Yes
Scan for SCSI LUNS
Yes
Queue Tags
On
Format
Verify
Help.
Restore Default Setup
Exit this menu.
Use arrow keys to select from menu. Then press ENTER
BIOS Code Segment: C800