Lenovo Z710
1140 Base cover, speakers, audio board, power board, power assembly and heat sink assembly
For access, remove these FRUs in order:
•“1010 Battery pack” on page 34
•“1020 Dummy card (Optional)” on page 35
•“1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 36
•“1040 Hard disk drive” on page 37
•“1050 Optical drive” on page 40
•“1060 DIMM” on page 41
•“1070 PCI Express Mini Card for wireless LAN/WAN” on page 42
•“1080 Keyboard” on page 44
•“1090 Fan assembly” on page 46
•“1100 Keyboard bezel” on page 47
•“1110 System board” on page 50
Figure 14. Removal steps of base cover, speakers, audio board, power board, power assembly and heat sink assembly
Loosen four screws a, and then remove the speakers in the direction shown by arrows b.
a
aa
a
b 
b
Step | Screw (quantity) | Color | Torque | P/N |
a | M2 × 2 + 4.8 | Black | 1.5 ~ 2.0 kgfcm | 90204137 |
| (4) |
|
|
|
57
