1180 Dc-In Sub Card And Base Cover Assembly - Lenovo ThinkPad Edge E420 Hardware Maintenance Manual

1180 DC-in sub card and base cover assembly

For access, remove these FRUs in order:
• "1010 Battery pack" on page 56
• "1020 ExpressCard blank bezel" on page 57
• "1040 Optical drive or travel cover" on page 59
• "1030 Bottom slot cover" on page 58
• "1060 Hard disk drive assembly" on page 61
• "1070 PCI Express Mini Card for wireless LAN" on page 62
• "1080 PCI Express Mini Card for wireless WAN for ThinkPad Edge E420 models" on page 64
• "1080 mSATA solid state drive for ThinkPad Edge E420 models" on page 65
• "1090 Backup battery" on page 66
• "1110 Keyboard" on page 67
• "1120 Top case assembly" on page 69
• "1130 Bluetooth daughter card" on page 72
• "1140 Express sub card" on page 73
• "1150 Speaker assembly" on page 74
• "1160 System board assembly and fan assembly" on page 75
Removal steps of DC-in sub card
Step Screw (quantity)
1
M2 × 6 mm, wafer-head, nylon-coated (1)
Color Torque
Black 0.181 Nm
(1.85 kgfcm)
.
Chapter 8 Removing and replacing a FRU
83