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Nokia 300 - Power and Charging Troubleshooting; Dead or Jammed Device Troubleshooting
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Power and charging troubleshooting
Dead or jammed device troubleshooting
Troubleshooting flow - Page 1 of 2
RM-781
BB Troubleshooting and Manual Tuning Guide
Issue 1
COMPANY CONFIDENTIAL
Page 3 – 7
Copyright © 2011 Nokia. All rights reserved.
38
40
Table of Contents
Main Page
Section 1
15
Table of Contents
15
Product Selection
17
Phone Features
17
Figure 1 RM-781 (Nokia 300/Nokia 3000) Product Picture
17
Technical Specifications
18
Main RF Characteristics for GSM850/900/1800/1900 and WCDMA VIII/V/II/I Phones
18
Battery Endurance
20
Environmental Conditions
20
Section 2
23
Service Devices
25
Product Specific Devices
25
General Devices
26
Fps-21
28
Cables
30
Ca-158Rs
30
Table 1 Attenuation Values
30
Ca-31D
31
Ca-89Ds
31
Dau-9S
31
Service Concepts
32
Note
32
Section 3
35
Table of Contents
35
Baseband Self Tests in Phoenix
37
Power and Charging Troubleshooting
39
Dead or Jammed Device Troubleshooting
39
Dynamo Charging Troubleshooting
41
Power Key Troubleshooting
42
General Voltage Checking Troubleshooting
43
General Power Checking
45
Charging Troubleshooting
46
USB Charging Troubleshooting
47
Battery Current Measuring Fault Troubleshooting
48
Interface Troubleshooting
49
SIM Card Troubleshooting
49
Microsd Card Troubleshooting
51
USB Troubleshooting
52
USB Data Interface Troubleshooting
52
USB Charging Troubleshooting
54
User Interface Troubleshooting
55
Keyboard and Side Keys Troubleshooting
55
Keyboard Leds Troubleshooting
56
Touch Screen Troubleshooting
56
Introduction to Touch Screen Troubleshooting
56
Proximity Sensor Troubleshooting
57
Resistive Touch Screen Troubleshooting
59
Display Module Troubleshooting
62
General Instructions for Display Troubleshooting
62
Display Fault Troubleshooting
64
Display Backlight Troubleshooting
65
Camera Module Troubleshooting
65
Introduction to Camera Troubleshooting
65
Camera Troubleshooting
66
Taking and Evaluating Test Pictures
66
Camera Troubleshooting
67
Camera Baseband Troubleshooting
68
Camera no Recognizable Viewfinder Image Troubleshooting
69
Camera Bad Image Quality Troubleshooting
70
Audio Troubleshooting
71
Audio Troubleshooting Test Instructions
71
Internal Earpiece Troubleshooting
73
Internal Microphone Troubleshooting
74
Internal Handsfree (IHF) Troubleshooting
75
Acoustics Troubleshooting
75
Introduction to Acoustics Troubleshooting
75
Earpiece Troubleshooting
76
IHF Troubleshooting
77
Microphone Troubleshooting
78
Vibra Troubleshooting
79
Baseband Manual Tuning Guide
79
Energy Management Calibration
79
Section 4
83
Table of Contents
83
Cellular RF Key Components
85
General Instructions for Cellular RF Troubleshooting
85
Cellular RF Main Troubleshooting
86
Self Test Troubleshooting
89
Troubleshooting with RF Self Tests
89
RF-BB Interface Self Test Troubleshooting
91
RF Supply Self Test Troubleshooting
92
VIO Level
92
VREF Level
92
VXO Level
92
VDCDCA (Vlow) Level
93
RF Tuning and Testing
93
RF Auto Tuning and Testing with Nokia Care Suite
93
RF Auto Tuning Procedure
93
Automatic RF Testing with Nokia Care Suite
97
Troubleshooting with Testing and Tuning Tool
98
General Instructions for Transmitter (TX) Activation
100
GSM Transmitter Activation
100
Manual Transmitter (TX) Testing with Phoenix
100
WCDMA Transmitter Activation
103
General Instructions for Manual Receiver Testing
104
Manual Receiver (RX) Testing with Phoenix
104
GSM RX Chain Activation for Manual Measurements/Gsm RSSI Measurement
105
WCDMA RX Chain Activation for Manual Measurement
105
WCDMA RSSI Measurement
106
Antenna Overview
107
Antenna Troubleshooting
107
Antenna
107
Section 5
111
Introduction
113
Phone Description
113
Energy Management
114
Battery and Charging
114
Normal and Extreme Voltages
115
Power Key and System Power-Up
116
Modes of Operation
116
Clocking Scheme
117
Power Distribution
117
SIM Interface
117
Microsd Card Interface
118
Usb
118
USB Interface
118
Microusb Connector
119
User Interface
119
Display Interface
119
Keyboard Interface
119
Audio Interface
120
Camera Interface
120
Bluetooth Interface
122
Proximity Sensor
122
Cellular RF Technical Description
123
RF Block
123
Qubbe
124
Receiver (RX)
124
Synthesizer
125
Transmitter (TX)
125
Touch Screen Controller
123
Troubleshooting Guide
129
Other Peripherals Troubleshooting Guide Description
131
Symptom, Problem and Repair Solution
131
Troubleshooting Guide
131
Test Coverage
132
Test Procedure--Phoenix Service Software Set up
133
Bluetooth Self Tests
133
FM Receiver Self Tests
133
Bluetooth BER Test
133
Troubleshooting
134
General Description
134
Bluetooth Troubleshooting
135
FM Receiver Troubleshooting
136
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