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Nokia 6610 Troubleshooting Instructions
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Nokia 6610 Troubleshooting Instructions

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Summary of Contents for Nokia 6610

  • Page 1 &XVWRPHU &DUH 6ROXWLRQV 1+/8 6HULHV 7UDQVFHLYHUV 7URXEOHVKRRWLQJ ,QVWUXFWLRQV 1RNLD &RUSRUDWLRQ ,VVXH  ...
  • Page 2 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation >7KLV SDJH OHIW LQWHQWLRQDOO\ EODQN@ 1RNLD &RUSRUDWLRQ 3DJH  ,VVXH  ...
  • Page 3 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions 7DEOH RI &RQWHQWV 3DJH 1R RF Troubleshooting ....................... 4 Introduction to RF troubleshooting ................4 RF Key component placement ..................5 RF Measurement points ....................6 GSM900 & GSM1800 Transmitter................7 General instructions for Tx troubleshooting ............. 7 Transmitter troubleshooting diagram ................
  • Page 4 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation 5) 7URXEOHVKRRWLQJ ,QWURGXFWLRQ WR 5) WURXEOHVKRRWLQJ 0HDVXUHPHQWV VKRXOG EH GRQH XVLQJ 6SHFWUXP DQDO\]HU ZLWK KLJKIUHTXHQF\ KLJK LPSHGDQFH SDVVLYH SUREH /2UHIHUHQFH IUHTXHQFLHV DQG 5) SRZHU OHYHOV DQG 2VFLOOR VFRSH ZLWK D  SUREH '&YROWDJHV DQG ORZ IUHTXHQF\ VLJQDOV 7KH 5)VHFWLRQ LV EXLOG DURXQG RQH 5)$6,&...
  • Page 5 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions 5) .H\ FRPSRQHQW SODFHPHQW )LJXUH  &RPSRQHQW SODFHPHQW  1RNLD &RUSRUDWLRQ ,VVXH   3DJH ...
  • Page 6 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation 5) 0HDVXUHPHQW SRLQWV )LJXUH  &RPSRQHQW SODFHPHQW  1RNLD &RUSRUDWLRQ 3DJH  ,VVXH  ...
  • Page 7 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions *60 *60 7UDQVPLWWHU *HQHUDO LQVWUXFWLRQV IRU 7[ WURXEOHVKRRWLQJ .LQGO\ UHIHU WR WKH 6HUYLFH 6RIWZDUH 6HFWLRQ 6HUYLFH &RQFHSW GDJUDP S &RQQHFW WHVW MLJ WR FRPSXWHU ZLWK '$86 FDEOH RU WR )36 )ODVK 3URPPHU ZLWK ;&6 PRGXODU FDEOH 0DNH VXUH WKDW \RX KDYH 3.' GRQJOH FRQQHFWHG WR FRPSXWHUV SDUDOOHO SRUW &RQQHFW '&...
  • Page 8 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation  6HW 5[7[ FKDQQHO WR  RQ *60 EDQG RU  RQ *60 EDQG RU  RQ *60 'HIDXOWV  6HW 7[ 3$ PRGH WR )UHH 'HIDXOW  6HW SRZHU OHYHO WR  'HIDXOW  RQ *60 RU WR  'HIDXOW  RQ *60 RU *60...
  • Page 9 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions 7UDQVPLWWHU WURXEOHVKRRWLQJ GLDJUDP )LJXUH  7UDQVPLWWHU WURXEOHVKRRWLQJ Transmitter troubleshooting diagram TX troubleshooting TX OK Check output signal level: Check Tune +32...+33dBm @897.4 MHz (GSM900) all power TX power +29...+30dBm @1747.8 MHz levels, levels, (GSM1800 &...
  • Page 10 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation )LJXUH  +(/*$ ,& WURXEOHVKRRWLQJ HELGA troubleshooting Check with oscilloscope: -TXI/TXQ signals Baseband - - VR1, VR2, VR4, VR5, VR6 = 2.8V troubleshooting -VrefRF01 = 1.35 V -HELGA serial interface -TXP & TXC signals OK ? Check with RF probe: -4G VCO out signal...
  • Page 11 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions )LJXUH  3$ DQG $QWHQQD 6ZLWFK WURXEOHVKRRWLQJ PA & ant switch troubleshooting *(When 1kOhm passive probe is used, correct the measurement by +26dB Check with Check with RF probe oscilloscope: signal level on Replace -VANT_1 (GSM900) ant.
  • Page 12 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation 3LFWXUHV RI WUDQVPLWWHU VLJQDOV )LJXUH  7UDQVPLWWHU VLJQDOV 93& 200mV/div 100us/div 200mV/div 100us/div TX I/Q at R516/517 power level high Random data VPCTRL _900 power level high at R703/C703 VPCTRL_1800/1900 power level high at R704/C704 500mV/div 100us/div 500mV/div...
  • Page 13 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions )LJXUH  7; 287 VLJQDO G S M P O W T u e Se p 2 5 1 3 : 4 8 : 5 9 2 0 0 1 R E F 4 1 .
  • Page 14 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation *60 *60 DQG *60 5HFHLYHU *HQHUDO LQVWUXFWLRQV IRU 5[ WURXEOHVKRRWLQJ &RQQHFW WHVW MLJ WR FRPSXWHU ZLWK '$86 FDEOH RU WR )36 )ODVK 3URPPHU ZLWK ;&6 PRGXODU FDEOH 0DNH VXUH WKDW \RX KDYH 3.' GRQJOH FRQQHFWHG WR FRPSXWHUV SDUDOOHO SRUW &RQQHFW '&...
  • Page 15 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions  6HW 5[7[ FKDQQHO WR  RQ *60 EDQG  RQ *60 EDQG RU  RQ *60 'HIDXOWV $SSO\  0+] FKDQQHO    N+] RIIVHW   0+] FKDQQHO    N+] RIIVHW RU  0+] FKDQQHO    N+] ¤ G%P VLJQDO WR WKH 5)FRQQHFWRU UHPHPEHU WR FRPSHQVDWH IRU FDEOH DWWHQXDWLRQ  0HDVXULQJ ZLWK DQ RVFLOORVFRSH RQ 5;, RU 5;4 IROORZLQJ VFUHHQV VKRXOG EH VHHQ RQ D ZRUNLQJ *60  *60 RU *60 UHFHLYHU...
  • Page 16 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation '& OHYHO RI VLJQDO SDUW LV 9 '& OHYHO FDQ YDULDWH DERXW P9 EHWZHHQ , DQG 4 VLJQDOV DQG EHWZHHQ GLIIHUHQW EDQGV DV ZHOO )LJXUH  *60 5; , RU 4 VLJQDO WUDFH  EXUVW PRGH )RU )LJXUH  ¦*60 5;...
  • Page 17 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions )LJXUH  5; , 4 SKDVH GLIIHUHQFH  GHJ EHWZHHQ VLJQDOV )LJXUH  ¦5; , 4 SKDVH GLIIHUHQFH  GHJ EHWZHHQ VLJQDOV§ RQ SDJH  'HWDLOHG YLHZ RI *60 FRQWLQXRXV PRGH 5; , DQG 4 VLJQDOV PHDVXUHG IURP WHVWSRLQWV 5;, DQG 5;4 VLPXOWDQHRXVO\ 8VHG FKDQQHO  LQSXW VLJQDO  0+] OHYHO ¤ G%P DW DQWHQQD SRUW $*&...
  • Page 18 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation 7URXEOHVKRRWLQJ GLDJUDP IRU *60 UHFHLYHU 3KRQH LQ ¦&RQWLQXRXV§ PRGH $*& VHWWLQJ ¦§ )LJXUH  *60 UHFHLYHU WURXEOHVKRRWLQJ Apply –90dBm 942.46771MHz signal from generator to anten- na connector Oscilloscope at RX_I Change ge- Spectrumanalyzer Spectrumanalyzer Check C831,...
  • Page 19 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions 7URXEOHVKRRWLQJ GLDJUDP IRU *60 UHFHLYHU 3KRQH LQ ¦&RQWLQXRXV§ PRGH $*& VHWWLQJ ¦ )LJXUH  *60 UHFHLYHU WURXEOHVKRRWLQJ Apply –90dBm 1842.86771MHz signal from generator to anten- na connector Oscilloscope at RX_I Change ge- Spectrumanalyzer Spectrumanalyzer Check C831,...
  • Page 20 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation 7URXEOHVKRRWLQJ GLDJUDP IRU *60 UHFHLYHU 3KRQH LQ ¦&RQWLQXRXV§ PRGH $*& VHWWLQJ ¦ )LJXUH  *60 UHFHLYHU WURXEOHVKRRWLQJ Apply –90dBm 1842.86771MHz signal from generator to anten- na connector Spectrumanalyzer Oscilloscope at Change ge- Spectrumanalyzer Check C831, Antenna Switch input...
  • Page 21 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions 6\QWKHVL]HU *HQHUDO LQVWUXFWLRQV IRU V\QWKHVL]HU WURXEOHVKRRWLQJ &RQQHFW WHVW MLJ WR FRPSXWHU ZLWK '$86 FDEOH RU WR )36 )ODVK 3URPPHU ZLWK ;&6 PRGXODU FDEOH 0DNH VXUH WKDW \RX KDYH 3.' GRQJOH FRQQHFWHG WR FRPSXWHUV SDUDOOHO SRUW &RQQHFW '&...
  • Page 22 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation 6\QWKHVL]HU WURXEOHVKRRWLQJ GLDJUDP )LJXUH  Synthesizer troubleshooting *(When 2.5kOhm passive probe is used, correct the measurement by +34 dB Set with RF controls: Active Unti = Rx Synthesizer Operation mode = Continuous Check with RF probe: -4G VCO out signal - 3589.6 MHz (GSM900)
  • Page 23 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions 3LFWXUHV RI V\QWKHVL]HU VLJQDOV Figure 15: 26MHz at G501 pin out Figure 16: 26MHz RFCLK at R420/C420 Figure 17: 1800 TX, channel 512, burst mode 1RNLD &RUSRUDWLRQ ,VVXH   3DJH ...
  • Page 24 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation Figure 18: 1900 RX, channel 810, continuous mode )LJXUH  9&2 RXWSXW  EDQG 5; RQ FRQWLQXRXV RXWSXW W ed A u g 21 21:23:21 2002 R EF 4. 0 dB m A TT 10 dB A _vi ewB _b lan k 10dB /...
  • Page 25 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions %DVHEDQG WURXEOHVKRRWLQJ 7KH IROORZLQJ GLDJUDPV GHVFULEH EDVHEDQG WURXEOHVKRRWLQJ 0DLQ 7URXEOHVKRRWLQJ 'LDJUDP )LJXUH  %DVHEDQG JHQHUDO WURXEOHVKRRWLQJ Start Phone is Phone totally dead dead Flash programming doesnt work Flash faults Phone doesn’t start up Phone is or the phone is jammed...
  • Page 26 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation 3KRQH LV GHDG )LJXUH  'HDG SKRQH WURXEOHVKRRWLQJ Start Check X100 Is phone current (contacts, Change X100 0 mA? solderings). Is it Check L260 - L265 and C260 - Change defect C265. Are they ones Check all VBATT-lines...
  • Page 27 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions )ODVK 3URJUDPPLQJ )DXOW )LJXUH  )ODVK SURJUDPPLQJ WURXEOHVKRRWLQJ Start Measure BSI-pulse Check BSI-line including Is the FBUS during Flash TX-line HIGH X100,C100,C240,R202 operation. Is it OK? after startup? and R206. Measure FBUSTX-line Check R104.
  • Page 28 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation 3KRQH LV MDPPHG )LJXUH  -DPPHG SKRQH WURXEOHVKRRWLQJ Start Measure VIO, VCORE, Check VBATT1-6, VIO, Check L260-L265, VFLASH1,VANA, VR3 VCORE, VANA, VR3 C260-C265, BSI/BTEMP voltages. Are they OK? lines. Are they OK? -lines and VBATT-lines Check BSI/BTEMP-lines.
  • Page 29 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions 6,0 FDUG IDXOW ,QVHUW 6,0  &DUG UHMHFWHG )LJXUH  6,0 FDUG WURXEOHVKRRWLQJ Start Insert SIMor Check BSI-line including Set phone to LOCAL X100,C100,C240,R202 and Card rejected mode. Is it OK? fault? R206.
  • Page 30 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation .H\SDG )DXOW )LJXUH  .H\SDG WURXEOHVKRRWLQJ  Start Check Measure voltage Is the power key R306,C310,S30 from S302. Is it working? 2 and line. If OK, HIGH? change UEM Phone is Measure voltage dead from S302 when Check S302.
  • Page 31 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions )LJXUH  .H\SDG WURXEOHVKRRWLQJ  Continue Try to change UI Is the UI-module PWB. Are the Retest failing keys working? keys working UI-module now? Check X301 (solder Change X301 joints and spring contacts).
  • Page 32 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation 'LVSOD\ )DXOW )LJXUH  'LVSOD\ WURXEOHVKRRWLQJ Start Try to change Retest failing Does the display UI-module. Is UI-module start? the display working now? Check X302 (solder joints). Is Change X302 it OK? Check X302 and Measure VDD (2.7V) lines again.
  • Page 33 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions ,OOXPLQDWLRQ IDXOW )LJXUH  %DFNOLJKW WURXEOHVKRRWLQJ Start Try to change display. Are the display Retest failing display Are the LED’s working LED’s working? now? Check X302 (solder Change X302 joints). Is it OK? Measure VLED+ and VLED-.
  • Page 34 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation &KDUJHU )DXOW )LJXUH  &KDUJLQJ WURXEOHVKRRWLQJ Start Battery bars are Retest working (scroll) Measure voltage Check X102, F100, Change defect part (if over V100 L100, V100, C106, C110 any), re-calibrate charge (TVS). and line.
  • Page 35 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions $FFHVVRU\ )DXOW )LJXUH  $FFHVVRU\ WURXEOHVKRRWLQJ Start Check system Is accessory detected Repair solderings or check contact connector X101 when connected to (solder ings, contact plates if dirty. Retest. system connector? plates). Is it OK? ACI-Accessory Measure ACI-line Check ACI- line (L106,R103,R102,R109,C103).
  • Page 36 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation $XGLR )DXOW )LJXUH  $XGLR WURXEOHVKRRWLQJ Start Try to change earpiece. Retest earpiece Is earpiece working? Is it working now? Set phone in LOCAL mode. Use Phoenix audio test. Set EXT IN, HP OUT, LOOP ON Measure DC offset Check L150, C155, R151, R152 and voltage from earpiece...
  • Page 37 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions )0 5DGLR WURXEOHVKRRWLQJ )0 5DGLR FRPSRQHQW OD\RXW )LJXUH  &RPSRQHQW SODFHPHQW )LJXUH  7UDFH OD\RXW 1RNLD &RUSRUDWLRQ ,VVXH   3DJH ...
  • Page 38 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation )LJXUH  )0 UDGLR EORFN OD\RXW &RPSRQHQWV / / / & & & & & & 5 5 5 DQG 5 DUH QRW VKRZQ LQ WKH SLFWXUH 7KRVH FRPSRQHQWV DUH SODFHG LQ EDVHEDQG VHF WLRQ QHDU DXGLR DPSOLILHU 1 )0 5DGLR WURXEOHVKRRWLQJ GLDJUDP 1RWHV WR )0 5DGLR WURXEOHVKRRWLQJ GLDJUDP...
  • Page 39 87.5 and 108.0 MHz. Measure audio from C162 and C163. Both OK ? Change N356. Measure signal from J103 and J104. Is it OK ? E Nokia Corporation Change OK, RETEST IN FLALI radio module TB4 1RNLD &RUSRUDWLRQ ,VVXH   3DJH ...
  • Page 40 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation 'LDJUDPV RI )0 UDGLR VLJQDOV )LJXUH  2VFLOORVFRSH VFUHHQ VKRW $XGLR RXWSXW 6LJQDO  $XGLR RXWSXW IURP 3:% WHVW SRLQWV - DQG - ZLWK )0 WHVW VLJQDO YROXPH   6LJQDO  $XGLR RXWSXW IURP )0 UDGLR SLQV  DQG  VDPH DV LQ & DQG &  ZLWK )0 WHVW VLJQDO 1RNLD &RUSRUDWLRQ 3DJH ...
  • Page 41 Company confidential NHL-4/4U CCS Technical Documentation Troubleshooting Instructions )LJXUH  )0 UDGLR FORFN IURP WHVW SRLQW -  N+] IUHTXHQF\ FORFN VLJQDO ZKHQ UDGLR LV RQ 15:51:49 03 JUL 2002 MKR 97.9280 MHz REF -20.0 dBm #AT 0 dB -71.03 dBm SWEEP PEAK CONT SGL...
  • Page 42 NHL-4/4U Company confidential Troubleshooting Instructions CCS Technical Documentation 1RNLD &RUSRUDWLRQ 3DJH  ,VVXH  ...

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