Setting System-Board Configuration Jumpers

Table 14 shows the default SCSI IDs for hot-swap drives.

Table 14. Default SCSI IDs for Hot-Swap Drives

J3

J4

Bay 1

Bay 2

Bay 3

Bay 4

Bay 5

Bay 6

Pins

Pins

or 7

or 8

or 9

or 10

or 11

or 12

 

 

 

 

 

 

 

 

1-2

1-2

0

1

10

3

4

13

 

 

 

 

 

 

 

 

1-2

2-3

0

1

2

3

4

51

2-3

2-3

8

9

2

11

12

51

2-32

1-22

8

9

10

11

12

13

Notes:

1.See “Setting SCSI IDs for External Devices” on page 209 for rules about setting SCSI IDs for devices.

2.This is the default jumper setting.

Setting System-Board Configuration Jumpers

Table 15 summarizes the settings for the system-board configuration jumpers.

Table 15 (Page 1 of 2). Configuration Jumper Settings

Jumper

Pins

Description

J6A1, BIOS

1-21

Recovery

2-3

Sets BIOS boot block to normal startup mode.

Enables the BIOS flash memory recovery mode.

J6A1, BIOS Boot

1-21

Block

2-3

Sets the BIOS boot block as write-protected.

Sets the BIOS boot block as programmable.

J6A2, Video Sleep

1-21

2-3

Sets address of Video Sleep Register to 03C3H.

Sets address of Video Sleep Register to 46E8H.

292PC Server 704 User's Handbook

Page 310
Image 310
IBM 704 manual Setting System-Board Configuration Jumpers, Default Scsi IDs for Hot-Swap Drives