User Manuals: Nokia RH-18 Series Cell Phone

Manuals and User Guides for Nokia RH-18 Series Cell Phone. We have 3 Nokia RH-18 Series Cell Phone manuals available for free PDF download: Troubleshooting Instructions, Manual, Instructions Manual

Nokia RH-18 Series Troubleshooting Instructions

Nokia RH-18 Series Troubleshooting Instructions (62 pages)

Brand: Nokia | Category: Cell Phone | Size: 1.64 MB

Table of Contents

Table of Contents
3
Baseband Troubleshooting
5
General RF Troubleshooting
17
- RF Key Component Placement
  18
RH-36 Receiver Troubleshooting
21
General Instructions for RH-18/38 GSM900 RX Troubleshooting
35
RH-18/38 Manual Alignment Using Phoenix
50
- RX Calibration
  50
- GSM1800 RX Calibration
  51
- RX Channel Select Filter
  52
- RX Band Filter Response
  53
- Tx Power Tuning
  54
  - TX Power Tuning GSM
    54
  - TX Power Tuning PCN
    57
- I/Q Tuning
  59
- RF Control
  61
- Call Testing
  62

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Nokia RH-18 Series Manual

Nokia RH-18 Series Manual (30 pages)

Engine module

Brand: Nokia | Category: Cell Phone | Size: 0.38 MB

Table of Contents

Table of Contents
3
Electronics of Nokia 1100
8
- Environmental Specifications
  8
- Baseband HW Introduction
  8
- Technical Summary
  8
- Modes of Operation
  10
  - No_Supply
    10
  - Power_Off
    10
  - Acting Dead
    11
  - Active
    11
  - Sleep Mode
    12
  - Charging
    12
- DC Characteristics
  13
  - Supply Voltage Ranges
    13
  - Regulators' Voltage Ranges
    14
- Interconnection Diagram
  15
- External Signals and Connections
  15
  - System Connector (X102)
    15
  - Battery Connector
    16
  - Baseband - RF Interface
    17
- Internal Signals and Connections
  17
  - Audio
    17
  - Baseband Board Clocks
    18
Functional Description
19
- Audio External
  19
  - Audio Internal
    19
  - Earpiece
    19
  - Microphone
    20
  - Buzzer
    21
  - Flashlight
    21
- Batteries
  22
Keyboard
23
- Display & Keyboard Backlight
  24
- Keyboard Light
  24
- Display
  24
- Memory Module
  25
- SIM Interface
  25
  - Vibra
    25
- Test Interfaces
  26
- Connections to Baseband
  26
  - FBUS Interface
    26
  - MBUS Interface
    26
General Description of the RF Circuits
27
- Receiver Signal Path
  27
- Transmitter Signal Path
  28
- Pll
  28
- Power Supply
  30

Nokia RH-18 Series Instructions Manual

Nokia RH-18 Series Instructions Manual (10 pages)

Brand: Nokia | Category: Transceiver | Size: 0.2 MB

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