Nokia 5140 User Manuals

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Service Manual

Table of Contents

Size:

112 KB
Pages:

9
Language:

English

Service Manual

Table of Contents

Size:

142 KB
Pages:

10
Language:

English

Service Manual

Table of Contents

Size:

1.43 MB
Pages:

66
Language:

English

Service Manual

Table of Contents

Size:

2.08 MB
Pages:

72
Language:

English

Service Manual

Size:

586 KB
Pages:

24
Language:

English

Service Manual

Table of Contents

Size:

426 KB
Pages:

6
Language:

English

Service Manual

Table of Contents

Troubleshooting Instructions
1
- RF Troubleshooting
  7
  - Introduction to RF troubleshooting
    7
  - RF Key component placement
    8
- RF Test Points
  9
  - Receiver
    10
  - Transmitter
    11
  - Synthesizer
    11
- RF in General
  12
- RF Power Supply Configuration
  14
- Receiver Verification and Troubleshooting
  16
  - General instructions for RX troubleshooting
    16
  - Rx signal paths
    25
    - Antenna switch (RX/TX switch)
      25
    - Rx front-end
      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
    - Fault Finding Chart for GSM850 Transmitter
      32
    - GMSK
      33
    - EDGE
      34
  - GSM900 transmitter
    34
    - General instructions for GSM TX troubleshooting
      34
    - GMSK
      34
    - EDGE
      35
    - Fault finding chart for GSM900 transmitter
      36
    - GMSK
      37
    - EDGE
      38
  - GSM1800 transmitter
    38
    - General instructions for GSM1800 TX troubleshooting
      38
    - GMSK
      38
    - EDGE
      39
    - Fault finding chart for GSM1800 transmitter
      40
    - GMSK
      41
    - EDGE
      42
  - GSM1900 transmitter
    42
    - General instructions for GSM1900 TX troubleshooting
      42
    - GMSK
      42
    - EDGE
      43
    - Fault finding chart for GSM1900 transmitter
      44
    - GMSK
      45
    - EDGE
      46
- Synthesizer
  47
- DC Supply Current Check
  59
- Baseband Troubleshooting
  60
  - BB measurement points
    60
  - 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
  - Accessory faults 2
    82
  - 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
  - Magic troubleshooting
    96
- FM Radio Troubleshooting
  97
  - FM radio component layout
    97
  - FM radio troubleshooting diagram
    99
    - Notes to "FM radio troubleshooting diagram"
      99
BACK TO MAIN PAGE
1

Size:

2.12 MB
Pages:

102
Language:

English

Service Manual

Table of Contents

System Module and User Interface
1
- Glossary of Terms
  7
- Introduction
  10
  - Electrical modules
    10
  - Interconnection diagram
    10
  - Temperature conditions
    11
  - Humidity
    11
- System Module
  12
- 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
  - A/D channels
    36
  - Digital camera
    36
  - FM radio
    37
  - Electrical compass
    38
  - Thermometer
    38
  - Backup battery
    39
  - SIM interface
    39
  - FCI (Functional Cover Interface)
    40
  - Memory
    41
  - External memory
    42
- Compass
  43
  - Earth magnetic field
    43
    - Heading angle or azimuth (a)
      44
    - Inclination (d)
      44
    - Declination (l)
      44
    - Tilt (s)
      45
- HW Block Diagram
  46
  - HW block functions
    46
- Magnetometer Sensor
  48
  - Main features
    48
  - Block diagram
    49
  - Magnetometer control interface
    49
    - Pin Assignment
      49
- Test Circuitry
  51
- Testpoints
  60
  - Set/Reset
    60
  - VBRIDGE
    60
  - Channel output A
    60
  - Channel output B
    60
- Service Software Interface (Phoenix)
  61
- Performance
  62
- User Interface
  66
  - Display
    66
  - UI Board
    67
  - Power supply for LEDs
    68
  - Keyboard LEDs driver
    68
  - Display and air bubble LED driver
    69
  - Flashlight LEDs driver
    69
  - Internal microphone
    70
  - Internal speaker
    71
  - IHF
    71
  - Headset connections
    72
  - Vibra
    73
- RF Module
  74
  - RF frequency plan
    75
  - DC characteristics
    76
    - Regulators
      76
    - Power distribution
      77
  - RF characteristics
    78
    - RF block diagram
      79
    - RF block diagram NPL-4/5
      79
    - Frequency synthesizers
      80
    - Receiver
      80
    - Transmitter
      81
    - Antenna switch module
      82
    - Power Amplifier
      83
    - RF ASIC Helgo
      84
    - AFC function
      84
    - Antenna
      84
BACK TO MAIN PAGE
1

Size:

895 KB
Pages:

84
Language:

English

Service Manual

Size:

635 KB
Pages:

36
Language:

English

User Manual

Size:

1.13 MB
Pages:

66
Language:

English

User Manual

Size:

1.13 MB
Pages:

66
Language:

English