IBM 3274 51C Maintenance Information page 244

Connectors (6)
Figure E-4.1. Diskette Drive Control Card
Stepper Motor
Connector
Head Connector
A Control Card
/
v
Retainer (2)
' - ' Control Card
/ . ; , Retainer Screw (2)
'~
. Head Load
~ ~olenoid
Connector
.~===3::==~~,------
LED Connector
~~tJ;;:""-";::.--------
I/O Connector
- . , - - - - - - -_ _ PTX
Connector
Appendix E. IBM 31SD Diskette Drive Maintenance E-55