Lenovo B40-80 Hardware Maintenance Manual - Lenovo B40-xx Notebook - Page 55

Speakers

Page 55 highlights

Lenovo B40-30/B40-45/B40-70/B40-80 1130 Speakers For access, remove these FRUs: • "1010 Battery pack" on page 33 • "1020 Optical drive" on page 34 • "1030 Bottom slot cover" on page 36 • "1040 Hard disk drive" on page 37 • "1050 DIMM" on page 39 • "1060 PCI Express Mini Card for wireless LAN/WAN" on page 40 • "1070 Keyboard" on page 41 • "1080 Keyboard bezel" on page 43 • "1110 System board" on page 48 Figure 13. Removal steps of speakers Release the cable of speakers from the cable guide by arrows. Remove four screws a. Then remove the speakers in the direction by arrow b. 11 2 11 2 Step Screw (quantity) 7 d a M2 x2 mm, flat-head, nylok-coated (4) Color Torque Black 1.0~1.5kgf.cm When installing: Route the speakers cables along the cable guides. 51

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96

Lenovo B40-30/B40-45/B40-70/B40-80
51
1130 Speakers
For access, remove these FRUs:
“1010 Battery pack” on page 33
“1020 Optical drive” on page 34
“1030 Bottom slot cover” on page 36
“1040 Hard disk drive” on page 37
“1050 DIMM” on page 39
“1060 PCI Express Mini Card for wireless LAN/WAN” on page 40
“1070 Keyboard” on page 41
“1080 Keyboard bezel” on page 43
“1110 System board” on page 48
Figure 13. Removal steps of speakers
Release the cable of speakers from the cable guide by arrows. Remove four
screws
. Then remove the speakers in the direction by arrow
.
When installing:
Route the speakers cables along the cable guides.
Step
Screw (quantity)
Color
Torque
M2 x2 mm, flat-head, nylok-coated (4)
Black
1.0~1.5kgf.cm
a
b
2
1
1
2
1
1
a