指南
ATT CL4940 Motherboard Replacement
Use this guide to replace a faulty or broken...
ATT CL4940 Internal Speaker Replacement
If the person you are speaking to through hands...
ATT CL4940 Internal Microphone Replacement
If you are unable to hear anything during hands...
AT&T CL4940 Number Pad Replacement and Cleaning
This guide gives step by step instructions on...
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