Troubleshooting External Microphone; Troubleshooting Internal Earpiece - Nokia RM-51 Service Manual

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RM-51
Nokia Customer Care
Baseband troubleshooting

Troubleshooting external microphone

Figure 108 Troubleshooting external microphone

Troubleshooting internal earpiece

Before you begin
Check that holes in earpiece are not coated or covered.
Page 6–30
Company Confidential
9238460 (Issue 1)
Copyright ©2005 Nokia. All Rights Reserved.

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