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Nokia RM-497 User Manual
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3.
Check the basic TX parameters (i.e. power, phase error, modulation and switching spectrum), using a
communication analyser (for example CMU200).
Figure 28 Analyzer setting
RM-497
RF troubleshooting
Issue 1
COMPANY CONFIDENTIAL
Page 4 – 25
Copyright © 2010 Nokia. All rights reserved.
110
112
Table of Contents
Table of Contents
15
Product Selection
17
Phone Features
17
Figure 1 RM-497 (Nokia 7020) Product Picture
17
Accessories
18
Technical Specifications
18
General Specifications
18
Battery Endurance
18
Table of Contents
21
Service Devices
23
Product Specific Devices
23
General Devices
23
Fps-21
25
Cables
27
Service Concepts
28
POS (Point of Sale) Flash Concept
28
Basic Flash Concept L3
29
Flash Concept with FPS-21
30
Basic BB Tune Concept (EM Calibration)
32
Basic RF&BB Tune Concept with FPS-21
33
Introduction to BB Troubleshooting
39
Baseband Self Tests in Phoenix
39
Power and Charging Troubleshooting
41
Dead or Jammed Device Troubleshooting
41
General Power Checking
43
Charging Troubleshooting
46
Clocking Troubleshooting
47
Power on Key Troubleshooting
51
Interface Troubleshooting
53
Flash Programming Troubleshooting
53
Memory Troubleshooting
55
Memory Card Troubleshooting
57
SIM Card Troubleshooting
58
USB Interface Troubleshooting
61
User Interface Troubleshooting
63
Backlight and Illumination Troubleshooting
63
Display Interface Troubleshooting
66
Camera Troubleshooting
68
Camera HW Troubleshooting
68
Bad Camera Image Quality Troubleshooting
69
Audio Troubleshooting
70
Audio Troubleshooting Test Instructions
70
Internal Microphone Troubleshooting
74
Internal Handsfree (IHF) Speaker Troubleshooting
76
External Earpiece Troubleshooting
78
External Microphone Troubleshooting
80
Accelerometer Sensor Troubleshooting
81
Accelerometer Troubleshooting
81
Baseband Manual Tuning Guide
83
Certificate Restoring
83
Energy Management Calibration
84
Table 1 Calibration Value Limits
85
Table of Contents
89
General RF Troubleshooting
91
Introduction to RF Troubleshooting
91
RF Key Components
92
Auto Tuning for RF
92
General RF Voltage Checking
93
General Voltage Checking
93
FEM Control Signal
94
Receiver Troubleshooting
98
Introduction to Receiver (RX) Troubleshooting
98
RF Test Points in RX Troubleshooting
99
GSM RX Chain Activation for Manual Measurements/Gsm RSSI Measurement
99
RX Troubleshooting for GSM850
101
RX Troubleshooting for GSM900
102
RX Troubleshooting for GSM1800
103
RX Troubleshooting for GSM1900
104
Transmitter Troubleshooting
104
Introduction to Transmitter (TX) Troubleshooting
104
RF Test Points in TX Troubleshooting
105
RF Transmitter Self-Test
105
TX Troubleshooting for GSM850/900
109
TX Troubleshooting for DCS1800/PCS1800
110
GSM Transmitter Troubleshooting
110
List of Tables
117
Introduction
119
Phone Description
119
Energy Management
125
Electrical Interface between Baseband and Battery
125
Electrical Interface between Baseband and Charger
131
Normal and Extreme Voltages
140
Power Key and System Power-Up
140
Modes of Operation
140
Power Distribution
141
SIM, Μsd
143
Electrical Interface between Baseband and SIM
143
Electrical Interface between Baseband and Memory Card
144
User Interface
145
Electrical Interface between Baseband and Displays
145
Electrical Interface between Baseband and Keypad
146
Electrical Interface between Baseband and Backlight and Illumination
148
Electrical Interface between Baseband and Camera
149
Electrical Interface between Baseband and Vibra
151
Audio
153
Electrical Interface between Baseband and Audio Components
153
RF Description
154
RF General Description
154
GSM Receiver
155
GSM Transmitter
156
Technical Specifications
158
Main RF Characteristics for GSM Band Phone
158
Environmental Conditions
158
Troubleshooting Guide
165
Bthfmtxrds3.0B Troubleshooting Guide Description
165
Symptom, Problem and Repair Solution
165
Test Coverage
166
Test Procedure--Phoenix Service Software Set up
167
Bluetooth Self Tests
167
FM Receiver Self Tests
168
Bluetooth BER Test
168
Troubleshooting
169
General Description
169
Bluetooth Troubleshooting
170
FM Receiver Troubleshooting
171
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Nokia RM-497 Specifications
General
Brand
Nokia
Model
RM-497
Category
Handhelds
Language
English
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