Lenovo 05962R5 User Manual - Page 78
Palm rest assembly, power-on board assembly with cable, and microphone
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• At every point in the process, be sure not to drop or stack the system board. • If you put a system board down, be sure to put it only on a padded surface such as an ESD mat or conductive corrugated material. Note: The fan assembly and the backup battery are attached to the system board. For access, remove these FRUs in order: • "1010 Battery pack" on page 50 • "1020 Bottom door" on page 51 • "1030 Hard disk drive (HDD)" on page 54 • "1080 Keyboard" on page 61 • "1090 Palm rest assembly, power-on board assembly (with cable), and microphone" on page 64 • "1100 CRT board assembly (with cable)" on page 68 • "1110 Speaker assembly" on page 69 • "1120 I/O board (for ThinkPad X120e)" on page 70 Table 22. Location of major sensitive components on the system board Following components soldered on the top side of the system board are extremely sensitive. When you service the system board, avoid any kind of rough handling. For ThinkPad X100e a Accelerometer chip for the HDD Active Protection System™ b North Bridge c CPU d South Bridge a b c d 72 ThinkPad X100e and X120e Hardware Maintenance Manual
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