1110 Microphone Assembly; 1120 I/O Board - Lenovo B475e Hardware Maintenance Manual

1110 Microphone assembly

For access, remove these FRUs in order:
• "1010 Battery pack" on page 43
• "1020 Bottom slot cover" on page 44
• "1030 Hard disk drive" on page 45
• "1040 Optical drive" on page 47
• "1050 Memory modules" on page 47
• "1060 PCI Express Mini Card for wireless LAN" on page 48
• "1070 Backup battery" on page 49
• "1080 Keyboard" on page 50
• "1090 Keyboard bezel" on page 52
Removal steps of microphone assembly
Peel off the tapes that secure the microphone assembly
Remove the microphone assembly from the holder
When installing: Make sure that the connector is attached firmly to the system board.

1120 I/O board

For access, remove these FRUs in order:
• "1010 Battery pack" on page 43
• "1020 Bottom slot cover" on page 44
• "1030 Hard disk drive" on page 45
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Hardware Maintenance Manual
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