Nokia NSC/W-1/3 Series Manuals

Manuals and User Guides for Nokia NSC/W-1/3 Series. We have 2 Nokia NSC/W-1/3 Series manuals available for free PDF download: Disassembly & Troubleshooting Instructions, Tuning Instructions

Nokia NSC/W-1/3 Series Disassembly & Troubleshooting Instructions

Nokia NSC/W-1/3 Series Disassembly & Troubleshooting Instructions (44 pages)

Brand: Nokia | Category: Transceiver | Size: 0.67 MB

Table of Contents

Table of Contents
2
Disassembly
3
Introduction
5
- Abbreviations in RF-Fault Finding Charts
  5
- Interface Signals between RF and BB/DSP
  6
Trouble Shooting
10
Phone Is Totally Dead
10
The Phone Doesn't Register to the Network
11
Flash Programming Doesn't Work
12
Power Doesn't Stay On, or Phone Is Jammed
14
Display Information: Contact Service
16
Audio Failure
17
Charging Failure
19
Receiver Fault AMPS
20
- General Instructions
  20
- Path of the Received Signal
  20
Receiver Fault AMPS
21
- Receiver Fault TDMA800
  23
- Receiver Fault TDMA1900 (Only for Dualbander)
  25
Transmitter Fault - General
27
- Path of the Transmitted Signal
  27
- Transmitter Fault AMPS
  28
- Transmitter Fault TDMA800
  30
- Transmitter Fault TDMA1900
  31
- Power Control Loop
  33
Synthesizers
34
Vhf Vco
36
- VHF VCO Troubleshooting
  37
- Amps & Tdma Uhf Synthesizer
  38
1 Ghz Uhfsynthesizer Troubleshooting

38
- TDMA1900 UHF Synthesizer 2 Ghz (DUALBANDER)
  39
2 Ghz UHF Synthesizer Troubleshooting

39
- About RF Asics and MMIC PA
  40
- General Information
  40
- Plussa Asic
  40
- Receiver Front Ends
  42
- MMIC Power Amplifiers
  42
- PENTA Regulator
  43
- Tdma1900 Upconverter
  44
- Tdma1900 Pll
  44

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Nokia NSC/W-1/3 Series Tuning Instructions

Nokia NSC/W-1/3 Series Tuning Instructions (22 pages)

Brand: Nokia | Category: Transceiver | Size: 0.67 MB

Table of Contents

Table of Contents
3
General
5
- During Tuning, Proceed as Follows
  5
Required Equipment
5
Equipment Setup
6
Equipment Setup for Tuning a Phone Without Removing Covers
7
Flash Concept for NSC/W-1/3
8
Light Flash Concept for NSC/W-1/3
9
Easy Flash Concept for NSW-1/3
10
Point of Sale Flash Concept for NSW-1/3
11
Tuning with Covers off - Using Testframe JBS-19
12
Tuning with Covers off - Using Light Jig JBT-1
13
Warranty Transfer
14
- Point of Sale
  14
- Central Service
  15
- Point of Sale
  15
1 AFC Tuning (Analog)

15
- Tuning Steps
  15
2 VCTCXO Tuning

15
3 Modulator Output - Low Band/High Band (NSW-1/3 Only)

16
4 TX I/Q Modulator Amplitude Balance and Phase Shift Tuning

16
5 TX Power - Low Band/High Band

18
- 800 Mhz Analog TX Output Power
  19
- 800 Mhz Digital TX Output Power
  19
6 RSSI Digital (AGC)

20
- TDMA 1900 TX Output Power
  20
7 RSSI Analog

20
8 RX Audio

21
9 TX Audio

21
10 Charging

21

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