Lenovo
Lenovo 44C0737 Thinkpad SL400 SL500 Microphone Board
A direct-fit replacement microphone board that restores built-in audio recording to ThinkPad SL400 and SL500 laptops.
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Overview
Clear Audio Capture: Lenovo ThinkPad SL400 SL500 Microphone Board
Ensure clear and reliable audio input with the Lenovo ThinkPad SL400 SL500 Microphone Board. This new, compatible microphone board is designed as a direct replacement, restoring optimal audio recording capabilities to your ThinkPad laptop.
Specifications:
- Brand: Lenovo
- Model: 44C0737
- Compatibility: ThinkPad SL400, SL500
- Condition: New
- FRU: 44C0737
- ASM: 44C0738
- GD-MM-A12001
Pros & Cons
👍 Pros
- Exact OEM-spec replacement using Lenovo's original FRU part number ensures proper fit and function.
- New condition rather than salvaged or refurbished.
- Restores built-in microphone functionality without requiring external USB or headset microphones.
- Small, straightforward component that experienced users can install with basic tools.
👎 Cons
- Compatible only with ThinkPad SL400 and SL500 — will not work in other ThinkPad models.
- Installation requires partial disassembly of the laptop, which may void remaining warranty.
- No installation instructions or hardware included with the board.
- Limited to restoring original audio input quality — does not upgrade microphone performance beyond factory spec.
Frequently Asked Questions
Which ThinkPad models is this microphone board compatible with?
This board is specifically designed for the Lenovo ThinkPad SL400 and SL500 laptop models.
What is the FRU part number for this microphone board?
The FRU (Field Replaceable Unit) number is 44C0737, with an associated ASM number of 44C0738.
Is this a new or refurbished replacement part?
This is a new microphone board, not refurbished or pulled from another unit.
What does this microphone board replace or repair?
It replaces a failed or malfunctioning internal microphone board, restoring the laptop's built-in audio input capability for calls, voice recording, and other microphone-dependent functions.
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