![](http://pdfasset.owneriq.net/e/7d/e7d5340c-5a9d-43ae-9231-b6479ea738a7/e7d5340c-5a9d-43ae-9231-b6479ea738a7-bg3b.png)
Step
Size (Quan-
tity)
Head &
Color Torque
1 M2.5 x 3.5L
(3)
Flat head,
black
1.6 kgf-cm
Note: Make sure you use the correct screw for replacement.
CD-ROM ASM
To remove the CD-ROM ASM:
1. Remove the four screws securing the CD-ROM ASM.
2. Carefully slide out the CD-ROM ASM to remove.
Step
Size (Quan-
tity)
Head &
Color Torque
1 M2.5x 4L (4) Flat head,
silver
1.6 kgf-cm
Note: Make sure you use the correct screw for replacement.
ThinkPad 390/i Series 1700 51