Nokia NSB-6 Series Manuals

Nokia NSB-6 Series Manuals

Manuals and User Guides for Nokia NSB-6 Series. We have 2 Nokia NSB-6 Series manuals available for free PDF download: Technical Documentation Manual, Disassembly & Troubleshooting Instructions

Nokia NSB-6 Series Technical Documentation Manual

Nokia NSB-6 Series Technical Documentation Manual (56 pages)

PAMS, System Module

Brand: Nokia | Category: Transceiver | Size: 0.54 MB

Table of Contents

Table of Contents
2
Transceiver NSB-6
6
- Introduction
  6
  - Operation Modes
    6
- Interconnection Diagram
  7
- Baseband Module
  8
  - Block Diagram
    8
  - Technical Summary
    9
  - External and Internal Signals and Connections
    10
    
    DC (Charger) Connector
    10
    
    Service Connector
    10
    
    Battery Connector
    10
    
    SIM Card Connector
    11
    
    RTC Backup Battery
    11
  - Power Distribution
    12
    
    Battery Charging
    12
    
    Startup Charging
    13
    
    Battery Overvoltage Protection
    13
    
    Battery Removal During Charging
    15
    
    Pwm
    16
    
    Battery Identification
    16
    
    Battery Temperature
    17
    
    Supply Voltage Regulators
    18
    
    Switched Mode Supply VSIM
    20
  - Power up and Power down
    20
    
    Power up with a Charger
    20
    
    Power up with the Power Switch (PWRONX)
    21
    
    Power up by RTC
    22
    
    Power up by IBI
    22
    
    Power down
    22
  - Modes of Operation
    23
    
    Acting Dead
    23
    
    Active Mode
    23
    
    Sleep Mode
    23
    
    Charging
    24
    
    Watchdog
    24
  - Audio Control
    25
    
    PCM Serial Interface
    25
  - Digital Control
    26
    
    Mad2 Wd1
    26
  - Memories
    34
    
    MAD Memory Configuration
    34
    
    Memory
    34
    
    Program and Data Memory
    34
    
    Work Memory
    34
    
    MCU Memory Requirements
    34
    
    MCU Memory Map
    34
    
    Flash Programming
    35
    
    Cobba Gjp
    36
    
    Real Time Clock
    37
    
    RTC Backup Battery Charging
    37
  - Security
    37
  - Baseband Testing
    38
    
    Alignments
    38
    
    Baseband Startup for Testing
    38
- RF Module
  39
  - Environmental Specifications
    39
  - Main Technical Specifications
    39
  - Maximum Ratings
    39
  - RF Characteristics
    39
  - RF Frequency Plan
    40
  - DC Characteristics
    40
    
    Regulators
    40
    
    Control Signals (Typical Current Consumption in Different Modes)
    40
  - Power Distribution Diagram
    41
  - RF Functional Description
    42
  - Frequency Synthesizer
    43
  - Receiver
    44
  - Transmitter
    45
  - AGC Strategy
    46
  - AFC Function
    46
  - DC-Compensation
    47
  - Receiver Characteristics
    47
  - Transmitter Characteristics
    47
Parts List of UP9 (EDMS Issue 9.2) Code: 0201362
48

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Nokia NSB-6 Series Disassembly & Troubleshooting Instructions

Nokia NSB-6 Series Disassembly & Troubleshooting Instructions (42 pages)

Brand: Nokia | Category: Transceiver | Size: 1.04 MB

Table of Contents

Table of Contents
2
Disassembly of NSB-6
4
Transceiver Troubleshooting
8
- Baseband Troubleshooting
  8
  - PCB Test Points
    8
  - PCB Test Point Pictures
    11
  - C213, RFC in Normal Operation
    11
  - J227, PURX (Levels)
    11
  - J228, Sleepclk
    12
  - J236, Ramselx
    12
  - J237, Synthdata
    13
  - J241, Mcuwrx
    13
  - J242, Mcuad1
    14
  - J245, Sclk
    14
  - J245, Sclk (Different Time Scale in Oscilloscope)
    15
  - J250, Cobba (Csx)
    15
  - J251, Cobba(Sda)
    16
  - J252, Cobba(Clk)
    16
  - J253, PCMRXDATA, Audiotest, Loop ON, Input/Output Internal
    17
  - J254, Pcmdclk
    17
  - J255, Pcmsclk
    18
  - J256, PCMTXDATA, Audiotest, Loop ON, Input/Output Internal
    18
  - J260, Extmcuda0
    19
  - J299, TXP, RF Control, TX, Burst, Tx Level 14, Data Type Cont
    19
  - L200, MIC, no MIC Connected
    20
  - N310 PIN 19, Vibra, Activated from Keypad
    20
  - N310 Pin 6, Buzzer_Ctrl
    21
  - R206, Sena
    21
  - R211, VPP, Wintesla Self Test, MCU Eeprom Interface
    22
  - Testing
    22
  - Troubleshooting
    23
  - System Clock
    24
  - Sleep Clock
    25
  - Power Supplies
    26
  - Phone Is Totally Dead
    29
  - Flash Programming Fails
    29
  - Power Doesn't Stay on or Phone Is Jammed
    29
  - Contact Service on the Phone Display
    29
  - SIM Related Faults
    31
  - Audio Faults
    32
  - Charging Fault
    34
- RF Testpoints (Reference Pictures at the Back of the Binder)
  35
- Pictures from RF Measurement Points
  37
  - Picture 1. RX I/Q from Hagar to Baseband
    37
  - Picture 2. RX I/Q before AGC
    37
Picture 3. LNA Control
38
Picture 4. PA Selection and Control
38
Picture 5. VBATT During TX Burst
39
Picture 6. Switch Control
39
Picture 7. Power Detector Control
40
Picture 8. TX IQ Signals
40
Picture 9. VCO, Operating Voltages
41
Picture 10. Clock Signals, VCTCXO, RFC
41

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