Nokia NPL-4 Series Flashlight Leds Driver Manuals

Manuals and User Guides for Nokia NPL-4 Series Flashlight Leds Driver. We have 3 Nokia NPL-4 Series Flashlight Leds Driver manuals available for free PDF download: Troubleshooting Instructions, Manual, Disassembly Instructions Manual

Nokia NPL-4 Series Troubleshooting Instructions (102 pages)

Transceivers

Brand: Nokia | Category: Cell Phone | Size: 2.24 MB

Table of Contents
3
RF Troubleshooting
7
- Introduction to RF Troubleshooting
  7
- RF Key Component Placement
  8
Fig 1 Component Placement 1
8
RF Test Points
9
Fig 2 Picture of the Assembled PWB with Chambers
9
- Receiver
  10
Fig 3 Receiver Test Points
10
- Transmitter
  11
- Synthesizer
  11
Fig 4 Transmitter Test Points
11
Fig 5 Synthesizer Test Points
11
RF in General
12
Fig 6 RF Block -Diagram
12
Fig 7 RF Power Supply Configuration
13
RF Power Supply Configuration
14
Receiver Verification and Troubleshooting
16
- General Instructions for RX Troubleshooting
  16
  - Measuring RX I/Q Signals Using RSSI Reading
    16
Fig 8 RSSI Window
17
- Measuring RX Performance Using SNR Measurement
  18
- Measuring Front-End Power Levels Using Spectrum Analyzer
  19
Fig 9 Signal Measurement
19
- Measuring Analogue RX I/Q Signals Using Oscilloscope
  20
Fig 10 Signal Amplitudes
20
- Fault Finding Chart of the Receiver
  21
Fig 11 RX IQ Signals
21
Fig 12 Receiver Fault Chart 1
22
Fig 13 Receiver Fault Chart 2
23
Fig 14 Receiver Fault Chart 3, 4, 5
23
Fig 15 Receiver Fault Chart 6
24
Fig 16 Receiver Fault Chart 7
24
- Rx Signal Paths
  25
  - Antenna Switch (RX/TX Switch)
    25
Fig 17 Receiver Fault Chart 8
25
Fig 18 Receiver Fault Chart 9
25
- Rx Front-End
  26
Fig 19 Block Diagram of Antenna Switch: Left Input Port (Antenna) and Right Output Ports Rx/Tx
26
- RX Paths of RF ASIC
  27
Transmitter
28
- General Instructions for Transmitter Troubleshooting
  28
- Transmitter Troubleshooting
  28
  - Antenna Switch (TX/RX Switch)
    28
- GSM850 Transmitter
  29
  - General Instructions for GSM850 TX Troubleshooting
    29
  - Gmsk
    29
  - Edge
    30
Fig 20 RF Controls
30
- Fault Finding Chart for GSM850 Transmitter
  32
Fig 21 RF Controls
32
- Gmsk
  33
- Edge
  34
- GSM900 Transmitter
  34
  - General Instructions for GSM TX Troubleshooting
    34
  - Gmsk
    34
  - Edge
    35
Fig 22 Band Selection
35
- Fault Finding Chart for GSM900 Transmitter
  36
Fig 23 RF Control Values
36
- Gmsk
  37
- Edge
  38
- GSM1800 Transmitter
  38
  - General Instructions for GSM1800 TX Troubleshooting
    38
  - Gmsk
    38
  - Edge
    39
Fig 24 RF Control Values
39
- Fault Finding Chart for GSM1800 Transmitter
  40
Fig 25 RF Control Values
40
- Gmsk
  41
- Edge
  42
- GSM1900 Transmitter
  42
  - General Instructions for GSM1900 TX Troubleshooting
    42
  - Gmsk
    42
  - Edge
    43
Fig 26 RF Control Values
43
- Fault Finding Chart for GSM1900 Transmitter
  44
Fig 27 RF Control Values
44
- Gmsk
  45
- Edge
  46
Synthesizer
47
- Check Synthesizer Operation
  47
- Reference Oscillator 26 Mhz (VCTCXO)
  48
Fig 28 Typical Feature Tuning Curve for the Matshushita VCO
48
Fig 29 26 Mhz at G501 Pin out
51
Fig 30 26 Mhz RFCLK at R420/C420
51
Fig 31 VCO Output, 1800 Band, RX On, Continuous Output
52
- Frequency Tables
  53
  - Gsm850
    53
  - GSM900 (Including EGSM900)
    54
  - Gsm1800
    55
  - Gsm1900
    57
DC Supply Current Check
59
Fig 32 DC Power Supply Diagram
59
Baseband Troubleshooting
60
- BB Measurement Points
  60
Fig 33 NPL-4/5 BB Measurement Points, Top
60
Fig 34 NPL-4/5 BB Measurement Points, Bottom
61
- Troubleshooting Diagrams
  62
- Phone Is Dead
  63
- Phone Is Jammed 1
  64
- Phone Is Jammed 2
  65
- Flash Faults 1
  66
- Flash Faults 2
  67
- SIM Card Faults
  68
- Charger Faults
  69
- Display Faults 1
  70
- Display Faults 2
  71
- Audio Fault1
  72
- Audio Fault 2
  73
- Audio Fault 3
  74
- Keyboard Faults 1
  75
- Keyboard Faults 2
  76
- Keyboard Faults 3
  77
- Keyboard Faults 4
  78
- Keyboard Faults 5
  79
- Accessory Faults1
  80
Fig 35 MBUS
81
- Accessory Faults 2
  82
Fig 36 ACI Diagram
83
- Flashlight Faults
  84
- Self Tests
  85
- FCI Troubleshooting
  86
- IHF Troubleshooting
  88
Compass Troubleshooting
89
- Calibration 1
  90
- Calibration 2
  91
- Sensor Problems 1
  92
- Start Calibration
  93
Fig 37 Testpoints
94
- Magic Troubleshooting
  96
- FM Radio Troubleshooting
  97
  - FM Radio Component Layout
    97
Fig 38 Component Placement
97
Fig 39 Trace Layout
98
- FM Radio Troubleshooting Diagram
  99
  - Notes to "FM Radio Troubleshooting Diagram
    99

Nokia NPL-4 Series Manual (86 pages)

Transceivers, System Module and User Interface

Brand: Nokia | Category: Cell Phone | Size: 0.94 MB

Table of Contents
3
Glossary of Terms
7
Introduction
10
- Electrical Modules
  10
- Interconnection Diagram
  10
Fig 1 Interconnection Diagram
10
- Temperature Conditions
  11
- Humidity
  11
System Module
12
- Baseband Module
  12
- Technical Summary
  13
Fig 2 Baseband Blocks
13
- Pwb
  15
- DC Characteristics
  15
Fig 3 PWB Vias
15
- External and Internal Signals and Connections
  18
Fig 4 Power Distribution Diagram
18
- UI Board Interface Signals
  24
  - Display Interface Signals
    25
- System Connector Interface Signals
  26
- SIM Interface Signals
  27
- FCI Interface Signals
  28
- Camera Interface Signals
  28
- FM Radio Interface Signals
  29
- Compass Interface Signals
  30
Functional Description
31
- Modes of Operation
  31
- No Supply
  31
- Backup
  31
- Acting Dead
  31
- Active
  31
- Sleep Mode
  32
- Charging
  33
- Power up and Reset
  33
- Power up with PWR Key
  34
- Power up When Charger Is Connected
  34
- Battery
  34
Fig 5 Battery Pack Contacts
35
- A/D Channels
  36
- Digital Camera
  36
- FM Radio
  37
Fig 6 Camera Connections to Baseband
37
Fig 7 FM Radio Audio-, Antenna- and Digital Interface Connections
37
- Electrical Compass
  38
- Thermometer
  38
Fig 8 Baseband and Compass Interface
38
- Backup Battery
  39
- SIM Interface
  39
Fig 9 Ambient Temperature Sensor Interface to BB
39
- FCI (Functional Cover Interface)
  40
Fig 10 UPP/UEMEK SIM Interface Connections
40
- Memory
  41
Fig 11 FCI Interface
41
Fig 12 FCI Connector Pin Order on PWB
41
- External Memory
  42
Compass
43
- Earth Magnetic Field
  43
  - Heading Angle or Azimuth (A)
    44
  - Inclination (D)
    44
  - Declination (L)
    44
Fig 13 Earth's Magnetic Field
44
- Tilt (S)
  45
Fig 14 Earths's Magnetic Field Components
45
HW Block Diagram
46
- HW Block Functions
  46
Fig 15 Block Diagram
46
Magnetometer Sensor
48
- Main Features
  48
- Block Diagram
  49
- Magnetometer Control Interface
  49
  - Pin Assignment
    49
Fig 16 Magnetometer Sensor Block Diagram
49
Test Circuitry
51
- Magic ASIC
  51
- Main Features
  52
- Block Diagram and Functional Descriptions
  52
- Magic Control Interface
  53
- Power Supplies
  56
  - Introduction
    56
  - Using VIO for DVDD Supply
    56
  - Using External Regulator for AVDD
    56
- Compass and Phone Basics
  57
- Phone Directions
  57
- General Description
  58
  - Operation Modes
    58
- Compass Function Main Features
  58
  - Compass Display Menu
    58
  - Compass Display Results
    58
- Compass Calibration SW
  59
  - User Assisted Calibration
    59
- Compass Declination Menu
  59
Testpoints
60
- Set/Reset
  60
- Vbridge
  60
- Channel Output a
  60
- Channel Output B
  60
Service Software Interface (Phoenix)
61
- Manual Calibration
  61
Performance
62
- Calibration Basics
  62
- Calibration Process Flow
  63
- Compass Digital Values, Limit Values
  63
- Clock Distribution
  65
User Interface
66
- Display
  66
- UI Board
  67
  - Power Supply for Leds
    68
  - Keyboard Leds Driver
    69
  - Display and Air Bubble LED Driver
    69
    
    Blinking
    70
    
    Off
    70
    
    On, but Not Blinking
    70
    
    RM-104 Standby Light Design
    70
  - Flashlight Leds Driver
    71
  - Internal Microphone
    71
  - Internal Speaker
    73
  - Ihf
    73
  - Headset Connections
    74
  - Vibra
    75
- RF Module
  76
  - RF Frequency Plan
    77
  - DC Characteristics
    78
    
    Regulators
    78
    
    Power Distribution
    79
  - RF Characteristics
    80
    
    RF Block Diagram
    81
    
    RF Block Diagram NPL-4/5 & RM-104
    81
    
    Frequency Synthesizers
    82
    
    Receiver
    82
    
    Transmitter
    83
    
    Antenna Switch Module
    84
    
    Power Amplifier
    85
    
    AFC Function
    86
    
    Antenna
    86
    
    RF ASIC Helgo
    86

Nokia NPL-4 Series Disassembly Instructions Manual (6 pages)

Transceivers

Brand: Nokia | Category: Cell Phone | Size: 0.44 MB

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