Lenovo B575e Notebook - Manual (Page 75)

Lift the thermal fan assembly in the direction shown by the arrow 5 .
Attention: Be careful not to damage the connector.
5
Attention: Do not handle the thermal fan assembly roughly. Improper handling can cause distortion or
deformation and imperfect contact with components.
When installing: Before you attach the thermal fan assembly to the computer, apply thermal grease, at an
amount of 0.2 grams, on the part marked
a as shown in the above illustration. Either too much or too less
application of grease can cause a thermal problem due to imperfect contact with a component.
a
1160 Speaker assembly
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 44
• “1020 Bottom slot cover” on page 44
• “1030 Hard disk drive” on page 45
• “1040 Optical drive” on page 47
• “1050 Memory modules” on page 48
• “1060 PCI Express Mini Card for wireless LAN” on page 49
• “1070 Backup battery” on page 50
• “1080 Keyboard” on page 51
• “1090 Keyboard bezel” on page 54
• “1130 System board assembly” on page 63
• “1140 LCD unit” on page 65
Chapter 7 . Removing and replacing a FRU 69