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2630 RM-298
Service manual
Headset Microphone Fault - Nokia 2630 RM-298 Service Manual
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Advertisement
RM-298; RM-299
Baseband Troubleshooting Instructions
Headset microphone fault
Troubleshooting flow
Figure 28 Headset microphone fault flow chart
Issue 1
COMPANY CONFIDENTIAL
Page 3 –27
Copyright © 2007 Nokia. All rights reserved.
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Chapters
Table of Contents
15
Service Tools/Service Concepts
25
Table of Contents
45
Table of Contents
73
Table of Contents
129
Table of Contents
149
Table of Contents
Troubleshooting
General baseband troubleshooting
47
Audio troubleshooting
61
General RF troubleshooting
77
RM-298 receiver
80
Troubleshooting diagram for GSM900 receiver
82
General instructions for GSM 1800 RX troubleshooting
83
Troubleshooting diagram for GSM1800 receiver
85
RM-298 transmitter
87
Troubleshooting diagram for GSM900 transmitter
89
General instructions for GSM1800 TX troubleshooting
92
Troubleshooting diagram for GSM1800 transmitter
94
RM-299 receiver
97
Troubleshooting diagram for GSM850 receiver
99
General instructions for GSM1900 RX troubleshooting
100
Troubleshooting diagram for GSM1900 receiver
102
RM-299 transmitter
105
Troubleshooting diagram for GSM850 transmitter
107
General instructions for GSM1900 TX troubleshooting
110
Troubleshooting diagram for GSM1900 transmitter
112
Synthesizer troubleshooting
115
Troubleshooting diagram for PLL synthesizer
117
Measurement points at the VCXO
118
Troubleshooting diagram for FM radio
120
Introduction to Bluetooth troubleshooting
122
Bluetooth BER failure troubleshooting
124
Antenna troubleshooting
126
Introduction to camera module troubleshooting
131
Camera troubleshooting flowcharts
142
Camera baseband HW troubleshooting
144
Camera viewfinder troubleshooting
145
Bad camera image quality troubleshooting
146
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This manual is also suitable for:
2630 rm-299
2630
Rm-298
Rm-299
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