IBM RT PC Options Installation page 72

TNL SN20-9864 (May 1987) to 75X0217
6. Look at the diagram of the cable bundle applicable to your system.
To Fixed-Disk Drives
In Positions C and D
To Fixed-Disk Drive
In Position E
To Drive
AdaPter~:==::::::=~p_~71
In Slot 1 or 2
r\
Extended ESDI Cable
In Positions A and B
20 Pin Connector
EI
To Fixed-Disk Drive
34 Pin Connector
E
Fixed-Disk and Diskette
Drive Second Cable
Section 2. Removing and Installing Drives in IBM 6150 2-33