IBM RT PC 10 Hardware Maintenance And Service page 161

3-116 Service Manual
52x
FRU: AT Fixed-Disk and Diskette Drive Adapter
Additional Tests: None
Removal Procedure: See "Adapter Removal" on page 4-16.
Repair Checkout: Run the Fixed-disk Drive(s) Checkout and the
Diskette Drive(s) Checkout.
53x
FRU: Battery
Additional Tests: None
Removal Procedure: See "Battery Removal" on page 4-22.
Repair Checkout: Run the System Checkout.
54x
FRU: IBM Personal Computer Display
Additional Tests: Run the Display Checkout.
Removal Procedure: See "Attached Device Removal" on page 4-20.
Repair Checkout: Run the Display Checkout.