Service ManualTable of ContentsSERVICE MANUAL1NSB-91Cellular Phones1NMP Part No: Original 02742801COMPANY CONFIDENTIAL1Amendment Record Sheet2Nokia NSB-9 Service Manual Structure31. Foreword3IMPORTANT4Company Policy4Warnings and Cautions5Warnings:5Cautions:5ESD Protection6Size: 156 KBPages: 6Language: EnglishOpen manual
Service ManualTable of ContentsGeneral Information1Table of Contents2NSB-9 Product Selection3Accessories List4Technical Specifications5General Specifications of Transceiver NSB-95Environmental conditions6Transceiver Features6Electrical Characteristics7Size: 246 KBPages: 8Language: EnglishOpen manual
Service ManualTable of ContentsSystem Module and User Interface1Table of Contents2Glossary of terms4Introduction7System Module: Baseband8Baseband Module, technical summary8Baseband Technical Specifications10Absolute Maximum Ratings10DC Characteristics10Power Distribution diagram12Baseband External and Internal Signals and Connections13Internal Signals and Connections13External Signals and Connections19Baseband Functional Description24Modes of Operation24No supply24Backup24Acting Dead24Active24Sleep mode25Charging25Power Up and Reset25Power up with PWR key26Power up when charger is connected26Power up when battery is connected27RTC alarm power up27A/D Channels27FM Radio28FM-radio audio connections29Keyboards29Engine Keyboard29Flip30Flip keyboard30Flip position detection31IR Module31SIM Interface31System Connector33External accessory regulator33Battery34Backup Battery35LCD & Keypad Illumination36LCD37ACI38External Audio38External Microphone Connection38External Earphone Connections40Internal Audio40Internal Microphone40Internal Speaker41Integrated Hands Free41Memory Block42Security42Production / After Sales Interface43Size: 697 KBPages: 44Language: EnglishOpen manual
Service ManualTable of ContentsService tools1Table of Contents2JVB-1 Docking Station and MJF-32 Adapter3Product Code3View of JBV-1 and MJF-32 together4MJS-48 Module Test Jig5Product Code5View of MJS-485MJS-70 Soldering Jig6Product Code6View of MJS-706SS-4 Domesheet Assembly Jig7Product code7View of SS-47FPS-8 Flash Prommer (Sales Pack)8Sales package code8View of FPS-88FPS-8C Parallel Flash Prommer (Sales Pack)9Sales package code9View of FPS-8C9ACF-8 Universal Power Supply10Product Code10View of ACF-810FLA-29 POS (Point Of Sale) Flash Adapter11Product Code11View of FLA-2911FLC-2 DC Cable12Product Code12View of FLC-212AXS-4 Service Cable13Product code13View of AXS-413XCS-1 Service Cable14Product code14View of XCS-114SW Security Device PKD-115View of SW Security Device15FLS-4S POS (Point Of Sale) Flash Device (Sales Pack)16Product Code16View of FLS-4S16PCS-1 Power Cable17Product Code17View of PCS-117XRF-1 RF Cable18Product code18View of XRF-118DAU-9S MBUS Cable19Product Code19View of DAU-9S19SCB-3 DC Cable20Product Code20View of SCB-320XCS-4 Modular Cable21Product code21View of XCS-421Printer Cable22Product code22View of Printer Cable22Size: 662 KBPages: 24Language: EnglishOpen manual
Service ManualTable of ContentsTable of Contents2Disassembly Instructions3Exchange of dome sheet8Size: 801 KBPages: 8Language: EnglishOpen manual
Service ManualTable of ContentsTroubleshooting Instructions1Table of Contents3RF Troubleshooting4Introduction4EQUIPMENT NEEDED:4USEFUL HINTS4TROUBLESHOOTING IN CASE OF RF TUNING FAIL5Channel Select Filter Calibration5RX Calibration5RX AM Suppression Calibration5RX Band Filter Response Compensation5TX Power Level Tuning5TX IQ Tuning5TX 850 Troubleshooting6Phoenix commands6TX1900 TROUBLESHOOTING9Phoenix commands9RX850 troubleshooting12Phoenix commands12RX1900 Troubleshooting15Phoenix commands15Figures of signals and voltages in testpoints18FM Radio Troubleshooting35Introduction35EQUIPMENT NEEDED35FM RADIO SCHEMATICS36FM Radio layout39REFERENCE MEASUREMENT RESULTS42Baseband Troubleshooting45PWB Test points45Troubleshooting steps52Main troubleshooting tree53Phone is dead55Flash faults56Phone is jammed58Charging fault60SIM card fault61Audio faults62Display faults70Keypad faults72Flip faults76FM Radio doesn’t work78Size: 1.45 MBPages: 78Language: EnglishOpen manual
Service ManualTable of ContentsRM91System2System Connector3Key UI4Flip Connector5SIM6Power7Reg Cap8Powerfilter9R20010UPP11UPP Filter12Memory13Memory Wing14Memory Filter15FM Radio16Production Testpattern19RF and BB20Audio21Multi GND22IR23R35024RF25Shields26Assembly Values Diagram Top27Assembly Values Diagram Bottom28Size: 431 KBPages: 28Language: EnglishOpen manual
Service ManualTable of ContentsAssembly Values Diagram Top1Assembly Values Diagram Bottom2Size: 150 KBPages: 2Language: EnglishOpen manual
