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Internal Microphone Troubleshooting - Nokia RX-44 Service Manual
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Contents
Table of Contents
Troubleshooting
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Table of Contents
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RX-44
BB Troubleshooting and Manual Tuning Guide
Internal microphone troubleshooting
Troubleshooting flow
Issue 1
COMPANY CONFIDENTIAL
Page 4 –53
Copyright © 2007 Nokia. All rights reserved.
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Chapters
Table of Contents
13
Table of Contents
23
List of Figures
43
Table of Contents
73
Rf Troubleshooting and Tuning
129
Table of Contents
147
Table of Contents
157
Table of Contents
Troubleshooting
Main troubleshooting
75
Dead or jammed device troubleshooting
77
Power key troubleshooting
78
General power checking troubleshooting
79
Battery current measuring troubleshooting
81
Flash programming fault troubleshooting
82
Clocking troubleshooting
83
APE CPU troubleshooting
84
Charging troubleshooting
85
HW keys troubleshooting
86
SDRAM temperature sensor troubleshooting
87
Memory troubleshooting
88
Memorycards troubleshooting
89
USB interface troubleshooting
91
GPS troubleshooting
93
GPS failure troubleshooting
99
GPS basic checks troubleshooting flow
100
Display module troubleshooting
102
Display troubleshooting
105
Touch panel troubleshooting
106
Display LED troubleshooting
107
Ambient Light Sensor
108
RGB LED driver troubleshooting
111
Bluetooth troubleshooting
112
Bluetooth BER failure troubleshooting 1 and 2
116
Audio troubleshooting
118
Accessory troubleshooting
120
Headset/headphone earpiece troubleshooting
121
Headset microphone troubleshooting
122
Internal microphone troubleshooting
123
Internal speakers troubleshooting
124
RF troubleshooting and tuning
131
General instructions for TX troubleshooting
133
WLAN TX and STLC4560 troubleshooting
135
General instructions for WLAN RX troubleshooting
137
WLAN RX troubleshooting
138
Antenna troubleshooting
139
Camera Module Specification
149
Camera viewfinder troubleshooting
152
Camera bad image quality troubleshooting
153
Camera BB HW troubleshooting
154
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