IBM 5150 Hardware Maintenance Manual page 203

Right Diskette Guide Removal
1. Position System Unit Power switch to Off, unplug System Unit
power cord, and disconnect all cables from rear of System Unit.
Unit.
2. Set Display, Keyboard, and Printer away from System Unit ,,-......,
working area.
3. Remove System Unit cover (See page 3-98).
4. Remove Diskette Drive Logic Printed Circuit Board
(See page 3-24).
5. Remove Front Panel (See page 3-18).
6. Remove read/write head cable from brackets on right diskette
guide.
7. Carefully lift guide from frame.
Read/Write
Head Cable
Right Diskette Guide
Right Diskette Guide Replacement
1. Align pins on right guide with mounting holes on top of right
side frame, then lower guide onto frame.
2. Position read/write head cable through brackets on right guide.
3. Replace Front Panel (See page 3-19).
4.
Replace Diskette Drive Logic Printed Circuit Board
(See page 3-26).
5. Replace System Unit cover (See page 3-98).
6. Reconnect cables to System Unit.
3-28