Lenovo ThinkPad i Series 172x ThinkPad 390 / i Series 1720 models Hardware Mai - Page 64

LED Board, Upper Heatsink

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LED Board "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Keyboard" on page 54 To remove the LED board: 1. Remove the screw securing the LED board then disconnect the LED cable from the connector. 2. Lift the LED board. Step Size (Quantity) Head & Color Torque 2 M2 x 4L (1) Flat head, silver 2.0 kgf-cm Note: Make sure you use the correct screw for replacement. Upper Heatsink "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Keyboard" on page 54 56 ThinkPad 390/i Series 1700

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LED Board
±
“Battery ASM” on page
49
±
“Hard Disk Drive” on page
49
±
“Keyboard” on page
54
To remove the LED board:
1.
Remove the screw securing the LED board then dis-
connect the LED cable from the connector.
2.
Lift the LED board.
Step
Size (Quan-
tity)
Head &
Color
Torque
2
M2 x 4L (1)
Flat head,
silver
2.0 kgf-cm
Note:
Make sure you use the correct screw for replacement.
Upper Heatsink
±
“Battery ASM” on page
49
±
“Hard Disk Drive” on page
49
±
“Keyboard” on page
54
56
ThinkPad 390/i Series 1700