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Service & Analysis Center Europe
CONFIDENTIAL
Training Team
version 1.0 / 05.11.1999 Page 1 of 37
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Service & Analysis Center Europe CONFIDENTIAL Training Team Introduction IMPORTANT: This document is intended for use by authorized NOKIA service centers only. The purpose of this document is to provide some further service information for NOKIA 3210 phones. It contains a lot of collected tips and hints, to find failures and repair solutions easily. I will also give support to the inexperienced technicians. Saving process time and improving the repair quality is the aim of using this document.
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Service & Analysis Center Europe CONFIDENTIAL Training Team Contents INTRODUCTION 2 DOESN'T SWITCH ON 4 NO FLASH UPDATE POSSIBLE/ DOESN'T SWITCH ON 7 INTERMITTENT DOESN'T SWITCH ON 8 NOT CHARGING 8 LOW STAND BY TIME/ OPERATION TIME 11 PHONE SWITCH IT SELF OFF 13 CONTACT SERVICE COBBA PARALLEL /SERIAL BUS FAIL 15 CONTACT SERVICE-CCONT INTERFACE FAIL
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Service & Analysis Center Europe CONFIDENTIAL Training Team Doesn't Switch on Phone doesn't switch on, section: DC / DC converter Check VB (Battery 2,4V-3V) check connector X101/ X102 No on L102 change if bend or soiled Yes check the solderings and No resolder or change L102 resistance of L102 "0Ohm" Yes check the connection between Swap the phone if the No L102 and R132 (0 Ohm) connection is open Yes check V109 and the check pin 3 from V105 No respective voltage deviders on="low"status 0O
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Service & Analysis Center Europe CONFIDENTIAL Training Team Phone doesn't switch on (CCONT part) check if PWRON (3,2V DC) change S416 if it is drops to 0V during pressing No mechanical broken the pwr button on R413. Yes change B100 if frquency or check 32,768KHz, 700mVpp Check also C147, C148, No amplitude of the singnal in not No on B100 C153 oK Yes check 32.768KHz squarewave No change N100 signal on C149 Yes Check PURX (2,8V DC) afterpressing pwr on button on No change N100 R303 Yes MA
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Service & Analysis Center Europe CONFIDENTIAL Training Team Battery connectors X101/ X102 / bend out dirty • Check if VBATT and Gnd are connected Power on/off switch S416 faulty/ mechanical broken • Check if 3,2V on R413 drops of 0V during pressing the Power on button L102 poor soldering • Check the soldering of L102 • Check the resistance in "off mode=0Ω " • Resolder L102 or change it N100 CCONT faulty • Check if 3,2V on R413 drops of 0V during pressing the Power on button • Check if there is a
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Service & Analysis Center Europe CONFIDENTIAL Training Team No flash update possible/ Doesn't switch on Doesn't switch on, section: FLASH (update not possible) Change the switch of service frame/ battery to local, if phone switches itself off oK Check 32,768KHz continue with sleep clock on wrong section CCONT C149 oK Check 13MHz continue with wrong RFclk on C301 section CCONT oK Check VBB 2,8V continue with wrong DC section CCONT oK Try to flash the phone, if power consumtion is about
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Service & Analysis Center Europe CONFIDENTIAL Training Team D301 Flash faulty • If the handset switches it self off, change the switch of the service frame to local mode • Check the 32,768KHz Sleep clock signal on C149 • Check the 13MHz main clock oscillator on C301 800mVpp • Check the VBB voltage on C117 • If power consumption is approximately 20mA try to flash the phone • If you get a error message during the flashing process, change the flash and try it again D302 RAM faulty/ poor solder
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Service & Analysis Center Europe CONFIDENTIAL Training Team Not charging (2) error message/ beep is coming from phone if charger is pluged in Do the energy Try to charge after failed management oK calibration calibration not oK Check the Check BTEMP A/D connection swap phone if there in ADC readings not oK not oK between R125 and is a disconnection (317=25°C) R127 oK check NTC resistor R127 (47Kohm) Check VCHAR on Charge voltage voltage devider Change N100 Yes oK failed R100 / R101 (10:1
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Service & Analysis Center Europe CONFIDENTIAL Training Team If you are using wintesla NSE8/9 DLL 2.41.03 or lower version the error message "current calibration fail" will appear in every charge tuning calibration test! See Service manual chapter "service software instructions" page 19 (Energy Management Calibration) X503 System connector faulty • Check the mechanical appearance of the connector • Clean the contacts on the board or change the connector if necessary F100 faulty • Check resistan
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Service & Analysis Center Europe CONFIDENTIAL Training Team Low stand by time/ operation time Low standby/ operation mode time check power consumtion of the phone: change N500 if off state > 0-1mA not Ok Lift L505 oK consumtion is oK sleep mode > 2-8mA call mode GSM 900 / GSM1800 > 0-1A not oK change N501 if Lift L506 oK consumtion is oK not oK change lift capacitors oK corresponding if oK C111-113, C115 consumtion is oK not oK check consumtion of change N700 > lift R745 Lift L105 oK oK
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Service & Analysis Center Europe CONFIDENTIAL Training Team C111, C115, C113 faulty • Check the current consumption in different operation modes (refer to the table below) • Check if the high current consumption comes from the VB, Vout or output voltages of CCONT • Disconnect coil by coil L105 (→N702) L505, L506 (→PA's) and check consumption again • Check and disolder C111, C115 and C113 • calibrate Battery value if charging stops to early or battery is to hot after charging (see also cha
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Service & Analysis Center Europe CONFIDENTIAL Training Team Phone switch it self off Phone intermittend switches off Check if this happens Check X101 and X102, only with 5V SIM-cards Resolder, change or oK not oK if poor soldered, bent and if the phone works clean the connector or soiled probably with 3V SIM's not oK oK Check the 5V Change or check Check amplitude of supply voltage on soldering of B100, not oK 32,768KHz square C136 with an C147, C148, C153, wave at C149 oscilloscope
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Service & Analysis Center Europe CONFIDENTIAL Training Team Figure 2: Measurement point J343 COBBA RESET version 1.0 / 05.11.1999 Page 14 of 37
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Service & Analysis Center Europe CONFIDENTIAL Training Team Contact service COBBA parallel /serial bus fail Contact Service Check via WINTESLA / Testing / Selftest which kind of selftest is fail COBBA parallel/ serial bus failed Yes check COBBACLK Check 13MHz RFC check soldering or 13MHZ/ 3,2Vpp on not oK not oK on C301 change G701, V702 J201 oK swap the phone oK because MAD or PCB should be the reason check VBB 2,8V on check soldering or not oK C117 change N100, C117 oK Change or check C
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Service & Analysis Center Europe CONFIDENTIAL Training Team N200 COBBA faulty /solder balls broken • Check VBB 2,8V DC on C117 near to CCONT • Check VCOBBA 2,8V DC C148 near to COBBA • Check COBBACKL 13MHz 3,2Vpp on J 201 (see the diagram below) • Check COBBA reset impulse during the initialisation routine on J343 (see the diagram below) • Change COBBA and write the IMEI and SIM-LOC DATA back to the phone • If the error persist, the MAD or the Board should be the reason • SWAP the handset beca
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Service & Analysis Center Europe CONFIDENTIAL Training Team Contact Service-CCONT interface fail Contact Service Check via WINTESLA / Testing / Selftest which kind of selftest is fail CCONT interface failed Yes Check if PWRON 3,2V Check soldering or change drops to 0V on R413 during No R413, S416 pressing the power button Yes Change or check soldering Check the 32.768KHz No of B100, C147, C148, C153, square wave on C149 N100 Yes Check if PURX goes up to No Change CCONT 2,8V DC on R303 Yes
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Service & Analysis Center Europe CONFIDENTIAL Training Team N100 CCONT Faulty • Check if 3,2V on R413 drops to 0V during pressing the Power on button • Check if there is a 32.768 kHz square wave on C149 • Check if PURX on R303 goes up to 2.8 V DC • Check if VXO on C102 goes up to 2.8 V DC • Check if VBB on C117 goes to 2,8V DC • Check if Vref on C123 goes to 1,5V DC • Change the CCONT Contact service – Eeprom checksum fail Contact Service Check via W INTESLA / Testing / Selftest which kind of s
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Service & Analysis Center Europe CONFIDENTIAL Training Team D303 Eeprom faulty • Check with wintesla if IMEI or product data are corrupted • Check 2,8V DC on pin 8 of Eeprom • Don't use the "Full factory set" with wintesla, otherwise the Original IMEI will be change to "65656565…" • Change the Eeprom if it's permitted to you and write all ID data (IMEI, product code…) back • If you aren't allowed to change the Eeprom and the IMEI is missing, write a note with a little comment, and send it to
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Service & Analysis Center Europe CONFIDENTIAL Training Team Buzzer failures Buzzer failure check buzzer control signal from MAD 2,8Vpp on N400 swap the phone because pin 3, use WINTESLA / not oK MAD or PCB should be the testing / audio / level 1, reason 1000Hz oK Check 3,9V DC VDC_OUT Check connection to on pin 1 of N400 and "+" of not oK VDC_OUT on V105 pin 1, B400 16 oK check buzzer signal 5Vpp check VBB 2,8V DC on pin Check connection to VBB on pin 6 of N400 and "-" of not oK not oK
