Remove The System Board And The Dc-In Cable - Lenovo N42-20 Chromebook Hardware Maintenance Manual

Step 1. Unplug the LCD cable.
Figure 11. Remove 4 screws
Step 2. Remove the screws.
Step 3. Lift up the LCD module to detach it from the base cover.
Table 7. Screw specifications — removing the LCD module
Screw Number
location
4
LCD to
base
cover
The LCD module is not a FRU. Instead, it contains FRUs as its components. Refer to "Disassemble the LCD
module" on page 32 if you need to replace a FRU contained in the LCD module.

Remove the system board and the DC-in cable

"Remove the upper case (with keyboard)" on page 25
"Remove the battery pack" on page 26
"Remove the speakers" on page 27
"Remove the USB board" on page 28
"Remove the WLAN & Bluetooth combo module" on page 29
"Remove the LCD module" on page 29
Step 1. Unplug the DC-in cable.
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Hardware Maintenance Manual
Specifications
M2.5 ×54 mm, flat-head, nylon-coated
Torque
2.5 +/- 0.2 kgf*cm