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RM-779
Service manual
Internal Handsfree (Ihf) Troubleshooting - Nokia RM-779 Service Manual
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
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RM-779
BB Troubleshooting and Manual Tuning Guide
Internal handsfree (IHF) troubleshooting
Troubleshooting flow
Issue 1
COMPANY CONFIDENTIAL
Page 3 – 35
Copyright © 2011 Nokia. All rights reserved.
Table of
Contents
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Chapters
Table of Contents
15
Table of Contents
31
Table 1 Audio/Table 4 Power
51
Table of Contents
131
Table of Contents
159
Table of Contents
177
Table of Contents
Troubleshooting
Baseband main troubleshooting
53
Power and charging troubleshooting
57
General power checking troubleshooting
58
Dead or jammed device troubleshooting
59
USB charging troubleshooting
60
Interface troubleshooting
61
USB data interface troubleshooting
62
SIM card troubleshooting
63
MicroSD card troubleshooting
65
IVE troubleshooting
66
Introduction to display troubleshooting
68
Display fault troubleshooting
69
Touch panel troubleshooting
70
Illumination troubleshooting
71
Keyboard backlight troubleshooting
72
Keyboard troubleshooting
73
Sensors troubleshooting
74
Magnetometer troubleshooting
75
Proximity tuning
77
Audio troubleshooting
78
External earpiece troubleshooting
80
External microphone troubleshooting
81
Internal earpiece troubleshooting
82
Internal handsfree (IHF) troubleshooting
83
Internal microphone troubleshooting
84
Acoustics troubleshooting
85
Earpiece troubleshooting
86
IHF troubleshooting
87
Microphone troubleshooting
88
Vibra troubleshooting
89
Bluetooth/FM radio and WLAN troubleshooting
92
Introduction to WLAN troubleshooting
94
Bluetooth troubleshooting
103
FM RX receiver troubleshooting
104
WLAN troubleshooting
105
GPS failure troubleshooting
114
NFC troubleshooting
115
NFC troubleshooting
118
General instructions for cellular RF troubleshooting
133
Cellular RF main troubleshooting
135
Self test troubleshooting
138
Troubleshooting with Testing And Tuning Tool
145
Antenna troubleshooting
154
Introduction to camera module troubleshooting
161
Main (back) camera troubleshooting flowcharts
171
Bad image quality troubleshooting
172
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