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IdeaPad Tablet K1 Hardware Maintenance Manual
1080
Optical nger navigation (OFN) module
For access, remove these FRUs in order:
• “1010 Base cover” on page 31
• “1020 Battery pack” on page 33
• “1030 Middle cover” on page 34
• “1040 Docking bracket” on page 35
• “1050 System board” on page 36
• “1060 Switch board, SD board and HDMI board” on page 38
• “1070 Speaker” on page 41
Figure 8. Removal steps of optical nger navigation (OFN) module
Remove two screws
1
and then remove the optical nger navigation (OFN)
module bracket and the module in the direction shown by arrow
2
.
2
1
1
Step Screw (quantity) Color Torque
1
M4.5 x 3 mm, at-head, nylon-coated (2) Silver 1.5-2.0 kg/cm