IBM RT PC Options Installation page 74

TNL SN20-9864 (May 1987) to 75X0217
9. Set the jumpers on the drive adapter according to which drive type
you are installing:
• If you are using R40 fixed-disk drives, refer to "IBM Personal
Computer AT Fixed-Disk and Diskette Drive Adapter" on
page 2-37.
Warning: The jumpers on the IBM Personal Computer AT
Fixed-Disk and Diskette Drive Adapter must be reset if the
adapter was previously installed in adapter slot 1.
• If you are using R 70 fixed-disk drives, refer to "IBM RT PC
ESDI Magnetic Media Adapter" on page 2-38.
Warning: The jumpers on the IBM RT PC ESDI Magnetic
Media Adapter must be reset if the adapter was previously
installed in adapter slot 1.
• If you are using E70 fixed-disk drives, first remove the IBM RT
PC Extended ESDI Magnetic Media Adapter as shown in Step
10, page 2-26. If you wish to change adapter slot positions, set
Jumper J6 as shown in Step 13, page 2-28.
Warning: Jumper J6 on the IBM RT PC Extended ESDI
Magnetic Media Adapter must be set according to which adapter
slot is used.
Section 2. Removing and Installing Drives in mM 6150
2-35