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Service Hints & Tips

Document ID: BMOE-42EJR3

TP 390,390E,1720 - Fan ASM Removal

Applicable to: World-Wide

The following information is intended for IBM Dealers and Authorized Servicers only. Customers attempting to follow any of the procedures below may void their warranty.

• Battery ASM
• Hard Disk Drive
• Combo Bay
• Keyboard
• LED Board
• Upper Heatsink
• CPU Board
• LCD Panel ASM
• Upper Cover ASM
• IMM Lower Heatsink ASM

To remove the fan ASM:

1. Remove the screw securing the fan ASM. Lift the fan ASM up to remove.

2. Remove the two screws securing the fan ASM.

3. Remove the mylar from the fan ASM.

Step	Size (Quantity)	Head & Color	Torque
1	M2 x 4L (1)	Flat head, silver	1.6 kgf-cm
2	M2.5 x 3.5L (2)	Flat head, black	1.6 kgf-cm

Note: Make sure you use the correct screw for replacement.

	Search Keywords
	Hint Category	Hardware Installation/Configuration
	Date Created	20-11-98
	Last Updated	23-03-99
	Revision Date	23-03-2000
	Brand	IBM ThinkPad
	Product Family	ThinkPad 390, ThinkPad i Series 172x
	Machine Type	2626, 2627
	Model	Various
	TypeModel
	Retain Tip (if applicable)
	Reverse Doclinks and Admin Purposes