Nokia RH-29 Series Game Mobile Phone Manuals

Nokia RH-29 Series Game Mobile Phone Manuals

Manuals and User Guides for Nokia RH-29 Series Game Mobile Phone. We have 1 Nokia RH-29 Series Game Mobile Phone manual available for free PDF download: Manual

Nokia RH-29 Series Manual

Nokia RH-29 Series Manual (76 pages)

Brand: Nokia | Category: Cell Phone | Size: 2.68 MB

Table of Contents

Table of Contents
3
RF Troubleshooting
5
Abbreviations in Troubleshooting Charts
5
Introduction
7
RF Key Component Placement
8
RF Measurement Points
9
RF Supply Points
9
Measurement Points in the Receiver
10
Measurement Points in the Transmitter
11
Receiver
13
General Instructions for RX Troubleshooting
13
Measuring RX I/Q Signals Using RSSI Reading
13
Measuring RX Performance Using SNR Measurement
15
Measuring Front End Power Levels Using Spectrum Analyzer
16
Receiver Troubleshooting
18
GSM900 Transmitter
19
General Instructions for GSM900 TX Troubleshooting
19
900 Tx Troubleshooting Flowchart
29
GSM1800 Transmitter
30
General Instructions for GSM1800 TX Troubleshooting
30
DCS1800 Tx Troubleshooting Flowchart
30
Path of the Transmitted 1800 Signal
30
The Path of Mjoelner RF ASIC
31
The Path of the PA
31
Antenna Switch
31
Troubleshooting Chart for GSM1800 Transmitter
33
RH-29 Synthesizer
35
General Instructions for Synthesizer Troubleshooting
35
26 Mhz Reference Oscillator (VCXO)
37
Vco
38
Troubleshooting Chart for PLL Synthesizer
38
PLL Power Supply
39
Loop Filter
39
VCO and Power Supply
39
26Mhz Bluetooth Buffer
40
Antenna
40
Instructions for Antenna Troubleshooting
40
Phoenix Tuning
41
RF Tuning after Repairs
41
RX Channel Select Filter Calibration
41
RX Calibration (Incl. VCXO Calibration)
42
EGSM900 and DCS1800
43
RX AGC Limits
47
RX Band Filter Response Compensation
47
Egsm900
47
Dcs1800
47
TX I/Q Tuning
52
Egsm900
52

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