Nokia RM-235 Manuals

Manuals and User Guides for Nokia RM-235. We have 1 Nokia RM-235 manual available for free PDF download: Service Manual

Nokia RM-235 Service Manual

Nokia RM-235 Service Manual (222 pages)

Brand: Nokia | Category: Cell Phone | Size: 54.65 MB

Table of Contents

Table of Contents

13
- Product Selection
  15
- Product Features and Sales Package
  15
- Mobile Enhancements
  18
- Technical Specifications
  18
- Table 1 Audio
  18
- Table 2 Car
  19
- Table 3 Data
  20
- Table 5 Messaging
  20
- Table 6 Power
  20
- Table 7 Carrying
  20
Table of Contents

27
- Service Tools
  29
  - Product Specific Tools
    29
  - Spare Locking Part for FS-58
    30
  - General Tools
    31
  - Cables
    32
- Service Concepts
  35
Table 4 Gps/List of Figures

51
- List of Figures
  51
- Table 4 GPS
  51
- Baseband Main Troubleshooting
  53
- General Power Checking
  54
- Backup Battery Troubleshooting
  55
- Dead or Jammed Device Troubleshooting
  57
- USB Troubleshooting
  58
- SIM Card Troubleshooting
  59
- Microsd Card Troubleshooting
  61
- Combo Memory Troubleshooting
  63
- Flash Programming Troubleshooting
  64
- Charging Troubleshooting
  67
- Clocking Troubleshooting
  68
- Power Key Troubleshooting
  69
- User Interface Troubleshooting
  70
- Display Technical Description and Troubleshooting
  71
- Audio Troubleshooting
  76
- ALS Technical Description and Troubleshooting
  82
  - Ambient Light Sensor
    82
  - ALS Troubleshooting
    82
  - Re-Tuning als
    83
- Bluetooth and FM Radio Troubleshooting
  85
- GPS Troubleshooting
  93
  - GPS Layout and Basic Test Points
    93
  - GPS Settings for Phoenix
    93
    
    GPS Control
    93
    
    Quick Test Window
    94
  - GPS Failure Troubleshooting
    96
- WLAN Troubleshooting
  97
Table of Contents

107
- General RF Troubleshooting
  109
  - Introduction to RF Troubleshooting
    109
  - RF Key Components
    110
  - Non Replaceable and Replaceable RF Components
    111
  - General Voltage Checking
    111
  - Phoenix Self Tests
    114
- Receiver Troubleshooting
  115
- Transmitter Troubleshooting
  117
- RF Tunings
  123
  - Introduction to RF Tunings
    123
  - Autotuning for BB5
    123
- System Mode Independent Manual Tunings
  124
  - RF Channel Filter Calibration
    124
  - PA (Power Amplifier) Detection
    125
- GSM Receiver Tunings
  125
  - Rx Calibration (GSM)
    125
  - Rx Band Filter Response Compensation (GSM)
    128
- GSM Transmitter Tunings
  131
  - Tx IQ Tuning (GSM)
    131
  - Tx Power Level Tuning (GSM)
    133
- WCDMA Receiver Tunings
  135
  - RX Calibration (WCDMA)
    135
- WCDMA Transmitter Tunings
  137
  - Tx AGC & Power Detector (WCDMA)
    137
  - Tx Band Response Calibration (WCDMA)
    143
  - Tx lo Leakage (WCDMA)
    145
- Checking Antenna Functionality
  145
Table of Contents

151
- Camera Subsystem
  153
- Camera Layout and Basic Test Points
  154
- Camera Tests for Phoenix
  155
- Camera Basic Check Troubleshooting
  158
- Camera Failure Troubleshooting
  159
- Flash Troubleshooting
  160
Table of Contents

173
- Fmtx 2.0 Component Layout
  175
- Fmtx 2.0 Schematic
  175
- Fmtx 2.0 PWB Traces
  176
- Access to Signals
  177
- Specific Digital and Power Supply Test Points
  177
- Fmtx2.0 Specific RF Test Points
  178
- Specific Clock Test Points
  178
- General Visual Inspection Guidelines
  179
- Fmtx2.0 Troubleshooting
  180
- Fmtx2.0 Antenna Visual Inspection Troubleshooting
  181
- Fmtx2.0 Audio Path Visual Inspection Troubleshooting
  182
- Fmtx2.0 Si4713 Visual Inspection Troubleshooting
  183
- Checking Validity of Signals
  184
- Fmtx2.0 Troubleshooting Faults
  184
- Phoenix PC Tool
  184
Table of Contents

191
- Introduction
  193
  - Phone Description
    193
- Energy Management
  194
  - Battery and Charging
    194
  - Backup Battery
    195
  - Normal and Extreme Voltages
    195
  - Power Key and System Power-Up
    195
  - Power Distribution
    196
  - Clocking Scheme
    197
- Bluetooth and FM RDS Radio Module
  198
- GPS Module
  199
- WLAN Module
  199
- CBUS Interface
  200
- FM Transmitter Module
  200
- High-Speed USB
  200
- Charger Interface
  201
- ECI Interface
  201
- Fbus
  201
- SIM Interface
  201
- Camera Concept
  202
- Microsd Card Interface
  202
- User Interface
  203
  - I/O Expander and Keyboard
    204
  - Display Module
    205
  - Backlight and Illumination
    206
  - Ambient Light Sensor
    206
- Asics
  207
  - Rapidoyawe
    207
  - Em Asic Betty N2300
    207
  - Em Asic Vilma N2200
    207
- Audio Concept
  208
  - Audio HW Architecture
    208
  - Internal Microphone
    209
  - Internal Earpiece
    210
  - Internal Speakers
    210
  - Vibra Circuitry
    210
  - Accessory AV Connector
    211
- Device Memories
  208
  - Combo Memory
    208
- Baseband Technical Specifications
  212
- RF Technical Description
  213
  - Receiver (RX)
    213
  - Transmitter (TX)
    214

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