2050 Lcd Cable - Lenovo ThinkPad T420 4177 Hardware Maintenance Manual

Lenovo thinkpad t420 4177: supplementary guide
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Table 30. Removal steps of LED sub card
Step
Screw (quantity)
2
M2 × 3 mm, small-head, nylon-coated (1)
When installing:
Make sure that the connector is attached firmly.

2050 LCD cable

For access, remove these FRUs in order:
"1010 Battery pack" on page 66
"1020 Serial Ultrabay Slim device or travel bezel" on page 67
"1030 Solid state drive (SSD) or hard disk drive (HDD)" on page 68
"1040 DIMM" on page 70
"1050 PCI Express Mini Card for wireless LAN" on page 72
"1060 PCI Express Mini Card for wireless WAN" on page 75
"1070 4–in–1 media card reader" on page 77
"1080 Keyboard" on page 78
• "1100 Palm rest with fingerprint reader, smart card reader, and speaker" on page 83
"1110 LCD unit" on page 87
"1120 DC-in sub card" on page 89
"1140 Bluetooth-wireless radio switch FPC" on page 91
104
Hardware Maintenance Manual
Color
Torque
Silver
0.181 Nm
(1.85 kgfcm)

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