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Diskette Drive Connector
The external diskette drive is connected through the diskette drive
connector, located on the left side of the computer. Figure 2-9
shows the pin assignments of the connector:
25
26
1
2
Figure 2-9. Diskette Drive Connector Pin Assignments
Pin Signal Type
1 GND Ground
2 DRATE1 Data Rate Select 1
3 VCC5B +5V dc
4– Reserved
5 GND Ground
6– Reserved
7 GND Ground
8 −INDEX Index
9– Reserved
10 – Reserved
11 −DRVSEL0 Drive Select 0
12 DRATE0 Data Rate Select 0
13 −MOTEN0 Motor Enable 0
14 – Reserved
15 −FDIR Direction In
16 −FSTEP Step
17 WRDATA Write Data
18 −FWREN Write Enable
19 GND Ground
20 −TRAK0 Track 0
21 – Reserved
22 −FWPROTECT Write Protect
23 RDDATA Read Data
24 −FSIDE1SEL Side 1 Select
25 – Reserved
26 −DISKCHG Disk Change
2-12 ThinkPad 560/560E System Board