IBM 6648 Personal Computer User Manual


 
CD-ROM drive jumper settings
CD-ROM and PC/CD-ROM drives use jumpers or tabs to set the drives as
primary (master) or secondary (slave). Refer to the drive connector labels or
the figures below for the drive settings.
AUDIO
IDE INTERFACE
See Jumper
Settings Below
DC INPUT
RGGL
5V GG 12V
39
40
1
2
CD-ROM Primary (Master) Secondary (Slave)
40X :: :  :
48X :: :  :
BIOS levels
An incorrect level of BIOS can cause false error and unnecessary FRU
replacement. Use the following information to determine the current level of
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