IBM 6150 Hardware Maintenance Manual page 92

TNL SN20-9850 (05-87) to 75X0152 or 75X0166
81x
FRU: IBM 6157 Streaming Tape Drive - - - - - - - - - - . . ,
Additional Tests: Run the IBM 6157 Streaming Tape Drive
Checkout.
Removal Procedure: See Attached Device Removal in Section 4.
Repair Checkout: Run the IBM 6157 Streaming Tape Drive
Checkout.
82x
FRU: RT PC ESDI Magnetic Media Adapter - - - - - - - - .
Additional Tests: None
Removal Procedure: See Adapter Removal in Section 4.
Repair Checkout: If your SRN also contains an SRA number
of 98A, each fixed disk attached to this
adapter must be formatted again.
Note: This destroys all data recorded on the
fixed disk.
To format the fixed disk, use the Format
Fixed-Disk utility. If needed, see Section 2.
Run the System Checkout.
(5/87) Problem Isolation Charts 3-0020-23