Nokia RM-155 Manuals

Manuals and User Guides for Nokia RM-155. We have 5 Nokia RM-155 manuals available for free PDF download: Rf Description And Troubleshooting, Baseband Description And Troubleshooting, Assembly, Disassembly, Antenna Description And Troubleshooting

Nokia RM-155 Rf Description And Troubleshooting (58 pages)

Mobile Terminals

Brand: Nokia | Category: Cell Phone | Size: 3.41 MB

Table of Contents
2
Introduction
5
Transmitter RF Troubleshooting
10
- Transmitter Schematics
  11
- Transmitter Troubleshooting Guidelines
  13
- Transmitter Initial Troubleshooting
  13
  - DC Power Checks
    14
  - Cell Tx Setup
    14
  - PCS Setup
    16
- Transmitter RF Troubleshooting Procedures
  17
  - Failed Test: Tx PA Detector
    18
  - Tx Output Spectrum
    19
  - Tx RF Component Diagram
    20
  - DC Test Points
    21
- TX RF Test Points
  22
Receiver RF Troubleshooting
23
- Receiver Block Diagram
  24
- Receiver Schematics
  25
- RF AGC Status
  26
- Turning on the Receive Path
  27
- Switching the Rx Gain States
  29
- Receiver Diagnostic Signal Tracing
  29
  - Receiver DC and RF Test Points
    30
- Receiver I and Q Test Points
  34
Synthesizer Troubleshooting
36
- VCTXCO Troubleshooting
  36
- Synthesizer Schematic
  37
- Synthesizer Troubleshooting Setup
  38
- Synthesizer Troubleshooting
  39
  - Incorrect PLL Frequencies
    40
- AFC Voltage Troubleshooting
  41
  - VCTCXO Manual Tuning
    42
GPS Troubleshooting
44
- GPS RF Block Diagram
  44
- GPS RF Schematic
  44
- GPS Troubleshooting Setup
  45
  - HW Self Test Failure
    46
  - Oscillator Test Failure
    46
  - CW (Mode 3) Test Failure
    47
  - GPS DC Test Points
    47
  - GPS RF Troubleshooting Setup
    48
  - GPS RF Probe Points
    49
Bluetooth Troubleshooting
50
- Bluetooth Schematic
  50
- Test Setup 1
  50
Test Setup 2
52
Test Setup 3
53
Test Setup 4
54
Test Setup 5
55
Bluetooth Troubleshooting Flowchart
56
Bluetooth DC and RF Probe Points
57

Nokia RM-155 Baseband Description And Troubleshooting (36 pages)

Mobile Terminal

Brand: Nokia | Category: Cell Phone | Size: 1.59 MB

Table of Contents
2
Introduction
4
Baseband Components
5
- Power-Up Sequence
  7
Gps
9
- GPS Troubleshooting
  9
- GPS Phoenix Interface
  11
Flip Detection
11
- Troubleshooting
  11
Usb
12
- USB Troubleshooting
  13
- USB Phoenix Interface
  14
Display
14
Audio
18
- Audio Troubleshooting
  18
- Audio Phoenix Interface
  19
System Connector
20
- Accessory Detection
  21
Flash Programming
21
- Flashing Tool
  21
- Flashing Phoenix Interface
  21
Battery Interface Circuit
22
Charging
22
Alignment
24
AMS Baseband Calibration
24
Final UI Check
25
Problems During Flash and Alignment
25
Other Potential Problems
26
- Mobile Terminal Does Not Power up
  26
- Shutdown after 32 Seconds
  26
- No Audio
  26
- Keypad Malfunction
  26
- No LCD Display
  26
Phoenix Tools
27

Nokia RM-155 Assembly (16 pages)

Mobile Terminals

Brand: Nokia | Category: Cell Phone | Size: 0.66 MB

Table of Contents
2
Safety Information
3
- ESD Protection
  3
Assembly Instructions
4
- Install the Earpiece
  4
- Install the External LCD Display
  4
- Install the Main LCD Display
  5
- Install the Upper UI into the B-Cover
  6
- Assemble the Hinge
  7
- Install the A-Cover
  9
- Install the Sidekey
  9
- Install the Keymat
  10
- Connect the Flex Connector
  10
- Install the Main PWB into the C-Cover
  11
- Install the UHJ Cover
  12
- Install the Antenna
  12
- Install the Microphone Module
  13
- Install the DC Jack
  13
- Install the D-Cover
  13
- Install the Battery Cover
  15

Nokia RM-155 Disassembly (14 pages)

Mobile Terminals

Brand: Nokia | Category: Cell Phone | Size: 0.59 MB

Nokia RM-155 Antenna Description And Troubleshooting (12 pages)

Mobile Terminals

Brand: Nokia | Category: Cell Phone | Size: 0.4 MB

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Nokia RM-155 Baseband Description And Troubleshooting (36 pages)

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Nokia RM-155 Assembly (16 pages)

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Nokia RM-155 Disassembly (14 pages)

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Nokia RM-155 Antenna Description And Troubleshooting (12 pages)

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