IBM RT PC 10 Hardware Maintenance And Service page 165

3-120 Service Manual
85x
FRU: Streaming Tape Drive Adapter
Additional Tests: None
Removal Procedure: See "Adapter Removal" on page 4-16.
Repair Checkout: Run the Streaming Tape Drive Adapter
Checkout.
87x
FRU: Keylock
Additional Tests: None
Removal Procedure: See "Keylock Removal" on page 4-32.
Repair Checkout: Run the System Checkout.
88x
FRU: Power Supply
Do not return to the Start of Call PIC, go to "Power Supply PIC
8800" on page 3-68.