Nokia NME-2A Series Tuning Instructions

Nokia NME-2A Series Tuning Instructions

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Programmes After Market Services (P.A.M.S.)
Technical Documentation
NME–2A
SeriesTransceivers
Tuning Instructions
Issue 2 05/2000

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  Summary of Contents for Nokia NME-2A Series

  • Page 1 Programmes After Market Services (P.A.M.S.) Technical Documentation NME–2A SeriesTransceivers Tuning Instructions Issue 2 05/2000...
  • Page 2 P.A.M.S. NME–2A Tuning Instructions Technical Documentation AMENDMENT RECORD SHEET Amendment Date Inserted By Comments Number 08/97 Original Issue 2 02/2000 OJuntune ARS added Fig. p.7, p.8 updated Issue 2 05/2000 Page 2...
  • Page 3: Table Of Contents

    P.A.M.S. NME–2A Tuning Instructions Technical Documentation Contents Page No General ............Required Equipment .
  • Page 4 P.A.M.S. NME–2A Tuning Instructions Technical Documentation List of Figures Page No Figure 1. Equipment setup with Audio Test Box -Tuning ....Figure 2. Equipment setup without Audio Test Box - Tuning .
  • Page 5: General

    P.A.M.S. NME–2A Tuning Instructions Technical Documentation General Most of the tuning are done with help of the PCLocals software. The PCLocals program turns the phone into the Locals mode, in which the phone can be outwardly controlled via the M2BUS interface. Tuning is based on the PCLocals software communicating with the D/A and A/D converters of the phone.
  • Page 6: Equipment Setup

    P.A.M.S. NME–2A Tuning Instructions Technical Documentation Equipment Setup Caution: Make sure that you have switched off the PC and the printer before making connections! Caution: Do not connect the PKD-1 key to the serial port. You may damage your PKD-1! Attach the protection key PKD-1 to parallel port one (25-pin female D-connector) of the PC.
  • Page 7 P.A.M.S. NME–2A Tuning Instructions Technical Documentation NME-2A Figure 1. Equipment setup with Audio Test Box -Tuning Item: Service accessory: Type Product code: Modular cable DKH-1 9780084 Handset, HSE-6XA 0640098 Coaxial cable mini UHF-BNC not supplied System Cable SCM-1 0730066 7, 8 Coaxial cable, BNC - BNC not supplied Audio Test Box...
  • Page 8 P.A.M.S. NME–2A Tuning Instructions Technical Documentation NME-2A Figure 2. Equipment setup without Audio Test Box - Tuning Item: Service accessory: Type Product code: Service cable, DKH-5 0730038 Handset, HSE-6XA 0640098 Coaxial cable, mini UHF - BNC not supplied System Cable SCM-1 0730066 PC/M2BUS adapter...
  • Page 9: Starting The Program

    P.A.M.S. NME–2A Tuning Instructions Technical Documentation Starting The Program The program is delivered on a diskette and is copy protected with a dongle. The program can also be installed on the hard disk, which is recommendable to obtain a maximum data access rate. In case you want to store the program to the hard disk, proceed according to instructions given in PCLocals installation manual.
  • Page 10: Tuning Steps

    P.A.M.S. NME–2A Tuning Instructions Technical Documentation Tuning Steps 1. RSSI Reference Signal Level Storage Reference value for the received signal strength meter are program tuned. RSSI reference signal level programming: – Start the service software and go to ”Main” menu. –...
  • Page 11: I/Q Modulator Amplitude Balance And Phase Shift Tuning

    P.A.M.S. NME–2A Tuning Instructions Technical Documentation 3. I/Q Modulator Amplitude Balance and Phase Shift Tuning The purpose of this tuning operation is to adjust the I/Q modulator d.c. offsets and the I/Q modulator amplitude balance and phase shift. I/Q modulator d.c. offsets, amplitude balance and phase shift tuning: –...
  • Page 12 P.A.M.S. NME–2A Tuning Instructions Technical Documentation – When value is OK press Esc . – If the change when adjusting TX I was small, then repeat the Whole adjustment. – Select option ”TX I and Q d.c. offset” and press Enter . –...
  • Page 13: Tuning Of Transmitter Power Levels

    P.A.M.S. NME–2A Tuning Instructions Technical Documentation 4. Tuning of Transmitter Power Levels This adjustment loads the power levels of the phone transmitter into the EEPROM. When doing this, a pulse power meter or spectrum analyzer must be used. Note: Before adjusting the power levels, you must be sure the test equipment have a measuring uncertainty less than 1 dB at desired levels.
  • Page 14 P.A.M.S. NME–2A Tuning Instructions Technical Documentation This page intentionally left blank. Issue 2 05/2000 Page 14...