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Nokia 5510 Troubleshooting Manual

Npm-5 series
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Summary of Contents for Nokia 5510

  • Page 1 3URJUDPPHV $IWHU 0DUNHW 6HUYLFHV 130 6HULHV 3KRQHV 7URXEOHVKRRWLQJ 1RNLD &RUSRUDWLRQ ,VVXH  ...

  • Page 2: Troubleshooting

    NPM-5 Troubleshooting PAMS Technical Documentation >7KLV SDJH OHIW LQWHQWLRQDOO\ EODQN@ 1RNLD &RUSRUDWLRQ 3DJH  ,VVXH  ...
  • Page 3 NPM-5 PAMS Technical Documentation Troubleshooting 7DEOH RI &RQWHQWV Troubleshooting....................1 Abbreviations used......................7 CMT Troubleshooting..................8 Baseband Testpoints ...................... 8 Power Schematic - Plots ....................10 CPU Schematic - Plots ....................11 Troubleshooting Charts for CMT ................12 1. Phone is Dead ......................12 2. Flash Programming Does Not Work ..............13 2.1 Flash programming diagram (1)...............

  • Page 4: Table Of Contents

    NPM-5 Troubleshooting PAMS Technical Documentation General instructions for Synthesizer troubleshooting ..........46 26 MHz reference oscillator ( VCTCXO ) ..............46 Measuring on the VCTCXO component..............46 Measuring on the VCTCXO buffer................. 47 VCO ...........................47 14. Troubleshooting chart for PLL Synthesizer ............48 14.1 Dead phone troubleshooting................
  • Page 5 NPM-5 PAMS Technical Documentation Troubleshooting Fig 9 Jammed phone......................16 Fig 10 MCU Self Test window....................17 Fig 11 Phone not registering to network................19 Fig 12 SIM error 1 .......................20 Fig 13 SIM card error 2 .......................21 Fig 14 8.1 Internal earpiece ....................22 Fig 15 8.2 Internal microphone....................22 Fig 16 External earpiece ......................23 Fig 17 8.4 External microphone ..................23...
  • Page 6 NPM-5 Troubleshooting PAMS Technical Documentation Fig 57 FM recording not possible..................84 Fig 58 Stereo audio malfunction..................85 Fig 59 Stereo headset microphone malfunction ..............86 Fig 60 Mono headset malfunction ..................86 Fig 61 Phone speaker malfunction..................87 Fig 62 Phone microphone malfunction................88 Fig 63 USB detection malfunction ..................89 1RNLD &RUSRUDWLRQ 3DJH  ,VVXH  ...
  • Page 7 NPM-5 PAMS Technical Documentation Troubleshooting $EEUHYLDWLRQV XVHG Baseband Cellular Mobile Telephone Direct Current Electro Static Dicharge Frequency of signal (measured with Spectrum Analyzer) Low frequency (measured with oscilloscope) Local Oscillator Power of signal in decibels (dB) (measured with Spectrum Analyzer) Power Amplifier Printed Circuit Board Phase Locked Loop...

  • Page 8: Cmt Troubleshooting

    NPM-5 CMT Troubleshooting PAMS Technical Documentation &07 7URXEOHVKRRWLQJ %DVHEDQG 7HVWSRLQWV )LJXUH  7RSVLGH &RPSRQHQWV & & & / & 5 5 & & & 5 5 & - - & - - & - )LJXUH  %RWWRP 6LGH &RPSRQHQWV 5 5 & &...
  • Page 9 NPM-5 PAMS Technical Documentation CMT Troubleshooting 7DEOH  &07 EDVHEDQG WHVW SRLQWV 7HVW '& OHYHO 1DPH &RQGLWLRQ SRLQW 1RPLQDO 0D[ *HQHUDO 5 )ODVK RU HPX 9 9 9 ODWHG (3520 ZULWH - &&217&6; $FWLYH 6WDWH 3XOVHG DFWLYH 9 1RUPDO VWDWH 9 5 385;...
  • Page 10 NPM-5 CMT Troubleshooting PAMS Technical Documentation 7HVW '& OHYHO 1DPH &RQGLWLRQ SRLQW 1RPLQDO 0D[ - 0(0&  5206HO; $FWLYH VWDWH 3XOVHG DFWLYH 9 1RQDFWLFH 9 - 0(0&  (V\V5HVVHW; 3RZHU RQ 3XOVHG DFWLYH 9 1RQDFWLFH 9 3RZHU 6FKHPDWLF  3ORWV )LJXUH  3RZHU WHVW SRLQWV 3RZHU 6FKHPDWLF SORWV  SDJH  6\VWHP 3RZHU RQ 5...
  • Page 11 NPM-5 PAMS Technical Documentation CMT Troubleshooting &38 6FKHPDWLF  3ORWV )LJXUH  &38 WHVW SRLQWV 6\VWHP FORFN )UHTXHQF\ LV  0+] & 5)& &REED FORFN )UHTXHQF\ LV  0+] - &2%%$&/. )LJXUH  )ODVK SURJUDPPLQJ 3URJUDPPLQJ IODVK 385; 5 0%86 5 5 )%86>@  7[...

  • Page 12: Phone Is Dead

    NPM-5 CMT Troubleshooting PAMS Technical Documentation 7URXEOHVKRRWLQJ &KDUWV IRU &07 3KRQH LV 'HDG 3KRQH LV GHDG PHDQV WKDW WKH SKRQH GRHV QRW WDNH FXUUHQW ZKHQ WKH SRZHU VZLWFK LV SUHVVHG RU ZKHQ WKH ZDWFKGRJ GLVDEOH SLQ :'',6; LV JURXQGHG 1RPLQDO VXSSO\ YROWDJH WR WKH SKRQH LV  9 9EDW YROWDJH  ,I WKH EDWWHU\ YROWDJH LV EHORZ  9 WKH &&217 SUH YHQWV WKH SKRQH IURP SRZHULQJ XS )LJXUH  'HDG SKRQH...
  • Page 13 NPM-5 PAMS Technical Documentation CMT Troubleshooting )ODVK 3URJUDPPLQJ 'RHV 1RW :RUN 7KH IODVK SURJUDPPLQJ LV GRQH LQ WZR VWHSV DQG YLD WZR GLIIHUHQW FRQQHFWRUV )/$/, )ODVK DOLJQ  3URGXFWLRQ RQO\ LV WKH ILUVW SURJUDPPLQJ VWHS DQG LW LV GRQH YLD WKH ; FRQQHFWRU 7KLV FRQQHFWRU KRZHYHU LV KLGGHQ ZKHQ WKH 3&% LV SODFHG LQ WKH ' FRYHU DQG WKHUHIRUH WKH ODVW SURJUDPPLQJ VWHS PXVW EH GRQH YLD WKH ),18, )LQDO 8, FRQ QHFWRU ; 7KH WZR PDLQ GLIIHUHQFHV EHWZHHQ WKHVH WZR FRQQHFWRUV DUH ...
  • Page 14 NPM-5 CMT Troubleshooting PAMS Technical Documentation )ODVK SURJUDPPLQJ GLDJUDP  )LJXUH  )ODVK SURJUDPPLQJ WURXEOHVKRRWLQJ Flash programming doesn’t work If fault information from Prommer is: a) MCU doesn’t boot See section: (2) b) Serial dataline failure c) Serial clock line failure Connect R224 (towards N201) (WDDISX) to GND.
  • Page 15 NPM-5 PAMS Technical Documentation CMT Troubleshooting )ODVK SURJUDPPLQJ GLDJUDP  )LJXUH  )ODVK SURJUDPPLQJ WURXEOHVKRRWLQJ  Flash programming doesn’t work Check for activity on control lines for SRAM : J323 External RAM error Defective SRAM (D302) (RAMSelX) Defective MAD2 (D300) or short circuit under the SRAM Algorithm file or alias...
  • Page 16 NPM-5 CMT Troubleshooting PAMS Technical Documentation 3KRQH 6WD\V 2Q RU LV -DPPHG ,I WKLV NLQG RI HUURU RFFXUV DIWHU IODVKLQJ WKH PRVW SODXVLEOH UHDVRQ LV RSHQ SLQV RQ DQ ,& 1RUPDOO\ WKH &&217 ZLOO SRZHU WKH SKRQH GRZQ DIWHU  VHFRQGV LI WKH ZDWFKGRJ KDV QRW EHHQ VHUYHG E\ 6: &RQQHFWLQJ DQ RVFLOORVFRSH WR - 'DWD6HO;...
  • Page 17 NPM-5 PAMS Technical Documentation CMT Troubleshooting 'LVSOD\ ,QIRUPDWLRQ  ¦&RQWDFW 6HUYLFH§ ,I WKH PHVVDJH &RQWDFW 6HUYLFH LV GLVSOD\HG RQH RU PRUH SDUWV RI WKH VRIWZDUH LV XQDEOH WR H[HFXWH SURSHUO\ $W WKH VDPH WLPH WKH ZDWFKGRJ LV WULJJHUHG DQG LV WKHUHE\ DEOH WR WHOO LI DQ HUURU KDV RFFXUUHG 6HOIWHVW IXQFWLRQV DUH H[HFXWHG ZKHQ WKH SKRQH LV SRZHUHG RQ DQG LI RQH RU PRUH VHOIWHVW IXQFWLRQV IDLOV WKH PHVVDJH &RQWDFW 6HUYLFH LV VKRZQ LQ WKH GLVSOD\...
  • Page 18 NPM-5 CMT Troubleshooting PAMS Technical Documentation 1R QHWZRUN IRXQG 1R &DOO HVWDEOLVKHG :KHQ WKH SKRQH LV XQDEOH WR HLWKHU ILQG D QHWZRUN RU HVWDEOLVK D FDOO ERWK WKH 5) SDUW DQG WKH EDVHEDQG SDUW FDQ FDXVH LW 7KH SKRQH FDQ EH VHW WR UHTXLUHG PRGH 5) PHDVXUH PHQWV E\ WKH :LQ7HVOD VHUYLFH VRIWZDUH LQ RUGHU WR GHWHUPLQH LI WKH HUURU LV SODFHG HLWKHU LQ WKH 5) SDUW RU WKH EDVHEDQG SDUW 7KHUH DUH WZR FLUFXLWV WKDW VXSSOLHV WKH 5) SDUW RI WKH SKRQH 7KHVH FLUFXLWV DUH ...
  • Page 19 NPM-5 PAMS Technical Documentation CMT Troubleshooting 3KRQH GRHV QRW UHJLVWHU WR QHWZRUN )LJXUH  3KRQH QRW UHJLVWHULQJ WR QHWZRUN Phone doesn’t register to a network or the phone is unable to make a call C207 (Vcobba) > 2,7V Check CCONT (N201) Check C210, R509 and Vref at C201 =1,5V C536.
  • Page 20 NPM-5 CMT Troubleshooting PAMS Technical Documentation 6LP 5HODWHG (UURUV 7KH 6,0 LQWHUIDFH IURP WKH 0$':' ' WR WKH 6,0 FRQQHFWRU ; FDQ EH WHVWHG ZLWKRXW D 6,0 FDUG :KHQ WKH SRZHU LV VZLWFKHG RQ DQG WKH %6, WHUPLQDO LV JURXQGHG E\ D UHVLVWRU DOO LQWHUIDFH OLQHV 96,0 '$7$B$ 6,0567B$ 6,0&/. ULVHV ILUVW WR 9 WKH WR 9 7KLV LV UHSHDWHG IRXU WLPHV ,Q WKLV ZD\ LW LV SRVVLEOH WR ILQG HUURUV LQ WKH 6,0 LQWHUIDFH ZLWKRXW D 6,0 FDUG...
  • Page 21 NPM-5 PAMS Technical Documentation CMT Troubleshooting 6,0 FDUG UHMHFWHG HUURU )LJXUH  6,0 FDUG HUURU  "SIM card rejected" Vsim according to spec.: 2,8V min. (3V SIM card) Defective CCONT (N201) 4,5V min. (5V SIM card) ATR data can be seen at C222 towards Check X400 and R213 R213...
  • Page 22 NPM-5 CMT Troubleshooting PAMS Technical Documentation $XGLR )DXOWV 1RWH  $OO FKHFNLQJ PXVW EH GRQH ZLWK D IXOO\ IXQFWLRQDO 8, PRGXOH FRQQHFWHG )LJXUH  ,QWHUQDO HDUSLHFH (DUSLHFH GRHV QRW ZRUN DQG WKHUH DUH QR HOHFWULFDO RU PHFKDQLFDO SUREOHPV &KHFN 5 5 & & 5HSODFH &2%%$ 1 )LJXUH  ,QWHUQDO PLFURSKRQH...
  • Page 23 NPM-5 PAMS Technical Documentation CMT Troubleshooting )LJXUH  ([WHUQDO HDUSLHFH Headset earpiece does not work and there are no mechanical problems Check R108, C103, C408 5HSODFH &2%%$ 1 )LJXUH  ([WHUQDO PLFURSKRQH Headset microphone does not work and there are no mechanical or electrical problems Check R100, R101, R105 (XMICIN line towards...
  • Page 24 NPM-5 CMT Troubleshooting PAMS Technical Documentation &KDUJLQJ (UURU )LJXUH  1R GHWHFWLRQ RI FKDUJHU Nothing happens when a charger is connected to the phone The voltage at R210 towards Check F200, L202, R209, R210 R209 > 0,4V Replace CCONT (N201) )LJXUH  1RW &KDUJLQJµ...

  • Page 25: Rf Troubleshooting

    NPM-5 PAMS Technical Documentation RF Troubleshooting 5) 7URXEOHVKRRWLQJ 7ZR W\SHV RI PHDVXUHPHQWV DUH XVHG LQ WKH IROORZLQJ ,W ZLOO EH VSHFLILHG LI WKH PHDVXUH PHQW W\SH LV 5) RU /)  • RF measurements should be done with a Spectrum Analyzer and a high-frequency 500 ohm passive probe, for example HP54006A.
  • Page 26 NPM-5 RF Troubleshooting PAMS Technical Documentation 5) .H\ &RPSRQHQW 3ODFHPHQW 7DEOH  5) .H\ &RPSRQHQWV 1 3RZHU DPSOLILHU 3$ = 5;7; VZLWFK = 'XDO 5; 6$: ILOWHU *60 *60 = 'XDO 5; 6$: ILOWHU *60 *60 * 9&7&;2  0+] &U\VWDO RVFLOODWRU 1 +DJDU 5) ,&...
  • Page 27 NPM-5 PAMS Technical Documentation RF Troubleshooting 5) &RPSRQHQW /RFDWLRQV )LJXUH  5) &RPSRQHQW /RFDWLRQV  Vc1 (control pin for Vc2 (control pin for RXTX switch) RXTX Switch) GSM1800 RF_out - C519 GSM_Rx (GSM900) - C556 LNA_P (GSM1800) - C568 GSM 1800 RF_in - L505 Dual SAW (GSM1800 output)
  • Page 28 NPM-5 RF Troubleshooting PAMS Technical Documentation )LJXUH  5) &RPSRQHQW /RFDWLRQV  Dual SAW (GSM1800 input) - Z500 Dual SAW (GSM1800 output) - Z500 RXIP & RXQP - R504 T501 unbal (GSM900) 1RNLD &RUSRUDWLRQ 3DJH  ,VVXH  ...
  • Page 29 NPM-5 PAMS Technical Documentation RF Troubleshooting *60 5HFHLYHU 7URXEOHVKRRWLQJ *HQHUDO LQVWUXFWLRQV IRU *60 5; WURXEOHVKRRWLQJ &RQQHFW WKH SKRQH WR D 3& ZLWK WKH PRGXOH UHSDLU MLJ 6WDUW :LQWHVOD6HUYLFH6RIWZDUH DQG 6HOHFW 3URGXFW $OWS 2SHQž 130 6HOHFW 3URGXFW $OWS %DQG (*60 H 6HOHFW 7HVWLQJ $OWH 5) &RQWUROV...
  • Page 30 NPM-5 RF Troubleshooting PAMS Technical Documentation )LJXUH  5) &RQWUROV ZLQGRZ $SSO\ D  0+] FKDQQHO   N+] RIIVHW  G%P VLJQDO WR WKH 5)FRQ QHFWRU 0HDVXULQJ ZLWK DQ RVFLOORVFRSH RQ ¦5;,3§ RU ¦5;43§ WKLV SLFWXUH VKRXOG EH VHHQ RQ D ZRUNLQJ *60 UHFHLYHU 6LJQDO DPSOLWXGH a9...

  • Page 31: Rx/Tx Switch

    NPM-5 PAMS Technical Documentation RF Troubleshooting 7URXEOHVKRRWLQJ FKDUW IRU *60 UHFHLYHU )LJXUH  (*60 )DXW WUHH EGSM Fault tree Apply -80dBm 942.667MHz signal from generator to antenna connector Oscilloscope at RXI Spectrumanalyzer Spectrumanalyzer Check RX/TX Signal 950mVpp Change generator GSM_RX_SW GSM LNA out 1st Dual SAW In1 Switch...
  • Page 32 NPM-5 RF Troubleshooting PAMS Technical Documentation 7KH 5;7; VZLWFK LV QRUPDOO\ RSHQ WR WKH WZR 5; RXWOHWV *60B5[ DQG '&6B5[ ,I QR FRQWURO YROWDJH LV SUHVHQW DW 9& RU 9& WKH 5;7; VZLWFK ZLOO ZRUN DV D GLSOH[HU DQG WKH *60 VLJQDO LV SDVV WR *60B5[ DQG WKH *60 VLJQDO WR '&6B5[ )URP *60B5[ WKH *60 VLJQDO LV IHHG WR WKH  'XDO 5;...
  • Page 33 NPM-5 PAMS Technical Documentation RF Troubleshooting *60 5HFHLYHU 7URXEOHVKRRWLQJ *HQHUDO LQVWUXFWLRQV IRU *60 5; WURXEOHVKRRWLQJ &RQQHFW WKH SKRQH WR D 3& ZLWK WKH PRGXOH UHSDLU MLJ 6WDUW :LQWHVOD6HUYLFH6RIWZDUH DQG 6HOHFW 3URGXFW $OWS 2SHQž 130 6HOHFW 3URGXFW $OWS %DQG 3&1 6HOHFW 7HVWLQJ $OWH 5) &RQWUROV 5;...
  • Page 34 NPM-5 RF Troubleshooting PAMS Technical Documentation $SSO\ DQ  0+] FKDQQHO   N+] RIIVHW  G%P VLJQDO WR WKH 5) FRQ QHFWLRQ UHPHPEHU WR FRPSHQVDWH IRU FDEOH DQG DGDSWHU DWWHQXDWLRQ  0HDVXULQJ ZLWK DQ RVFLOORVFRSH RQ ¦+DJDU 5;,§ RU ¦+DJDU 5;4§ WKLV SLFWXUH VKRXOG EH VHHQ RQ D ZRUNLQJ *60 UHFHLYHU )LJXUH  3&1 RVFLOORVFRSH VFUHHQ VKRW 6LJQDO DPSOLWXGH...
  • Page 35 NPM-5 PAMS Technical Documentation RF Troubleshooting 7URXEOHVKRRWLQJ FKDUW IRU *60 UHFHLYHU )LJXUH  3&1 IDXOW WUHH PCN Fault tree Apply -80dBm 1842.867MHz signal from generator to antenna connector Oscilloscope at RXI Spectrumanalyzer Spectrumanalyzer Check RX/TX Signal 1.5Vpp Change generator 1st Dual RX SAW PCN_RX V500, RFout Switch...
  • Page 36 NPM-5 RF Troubleshooting PAMS Technical Documentation 3&1 6LJQDO SDWK )RU HDV\ HUURU WUDFLQJ LW LV LPSRUWDQW WR NQRZ WKH VLJQDO SDWK RI WKH 3&1 UHFHLYHU 7KH FRPSRQHQWV FDQ EH JURXSHG LQWR EORFNV DQG GUDZQ DV VKRZQ EHORZ )LJXUH  3&1 6LJQDO SDWK VRF_RX VREF Hagar...
  • Page 37 NPM-5 PAMS Technical Documentation RF Troubleshooting +DJDU 7KH EDODQFHG 5; VLJQDO LV PL[HG ZLWK D VLJQDO IURP WKH ORFDO RVFLOODWRU DW WKH VDPH IUH TXHQF\ DV WKH ZDQWHG 5; VLJQDO $IWHU PL[LQJ WKH VLJQDO LV FRQYHUWHG WR D VLQJOHHQGHG VLJQDO LQ WKH 'WR6 'LIIHUHQWLDO WR 6LQJOHHQGHG DPSOLILHU 7KH VLJQDO LV QRZ ILOWHUHG LQ D %,48$' ILOWHU WR SURYLGH FKDQQHO VHSDUDWLRQ DPSOLILHG LQ WKH %%B*DLQ DPSOLILHU DQG '&...
  • Page 38 NPM-5 RF Troubleshooting PAMS Technical Documentation <RXU VFUHHQ VKRXOG ORRN OLNH WKLV 5) FRQWUROV ZLQGRZ )LJXUH  0HDVXUH WKH RXWSXW SRZHU RI WKH SKRQH LW VKRXOG EH DURXQG  G%P 1RNLD &RUSRUDWLRQ 3DJH  ,VVXH  ...
  • Page 39 NPM-5 PAMS Technical Documentation RF Troubleshooting 7URXEOHVKRRWLQJ IRU *60 WUDQVPLWWHU 7URXEOHVKRRWLQJ LQ RXWSXW SRZHU )LJXUH  0HDVXUHPHQW SRLQWV RXTX switch Vc2 - Z502 Vc1 - Z502 DCS_Tx - C569 ANT- Z502 DET0 - C588 GSM_Tx Z502 Power amplifier: Pout (GSM1800) - N502 Antenna pad Power amplifier, Pout (GSM900)
  • Page 40 NPM-5 RF Troubleshooting PAMS Technical Documentation )LJXUH  0HDVXUHPHW SRLQWV  TX IQ - R 541 & R 548 T503 unbalanced - C 566 T504 unbalanced - C 583 )RU VSHFWUXP DQDO\]HU PHDVXUHPHQWV LQ WKH IROORZLQJ FKDUW XVH WKH  RKP SDVVLYH SUREH 6LQFH WKH VLJQDO PHDVXUHG LV EXUVWHG LW LV DGYLVHG WR VHW WKH DQDO\]HU WR PD[KROG 1RNLD &RUSRUDWLRQ 3DJH ...
  • Page 41 NPM-5 PAMS Technical Documentation RF Troubleshooting )LJXUH  2VFLOORVFRSH VFUHHQ VKRWV 7URXEOHVKRRWLQJ PRGXODWLRQ 7KH IROORZLQJ SORWV VKRZ GLIIHUHQW VLWXDWLRQV RI 7; ,4 PHDVXUHPHQWV 'HSHQGLQJ RQ WKH WLPH WKH PRGXODWLRQ PD\ FDXVH WKH VLJQDO WR ORRN GLIIHUHQWO\ )LJXUH  2VFLOORVFRSH VFUHHQ VKRWV 7; ,4 1RNLD &RUSRUDWLRQ ,VVXH   3DJH ...
  • Page 42 NPM-5 RF Troubleshooting PAMS Technical Documentation )LJXUH  2VFLOORVFRSH VFUHHQ VKRWV )RU LQVWUXFWLRQV KRZ WR FKHFN +DJDU DQG VHULDO EXV UHIHU WR VHFWLRQ +DJDU DQG VHULDO LQWHUIDFH 1RNLD &RUSRUDWLRQ 3DJH  ,VVXH  ...
  • Page 43 NPM-5 PAMS Technical Documentation RF Troubleshooting 3&1 7UDQVPLWWHU *HQHUDO LQVWUXFWLRQV IRU 3&1 7; WURXEOHVKRRWLQJ $SSO\ D 5)FDEOH WR WKH 5)FRQQHFWRU WR DOORZ WKH WUDQVPLWWHG VLJQDO DFW DV QRUPDO 5) FDEOH VKRXOG EH FRQQHFWHG WR PHDVXUHPHQW HTXLSPHQW RU WR DW OHDVW D G% DWWHQXDWRU RWKHUZLVH WKH 3$ PD\ EH GDPDJHG )LJXUH  3&1 7;...
  • Page 44 NPM-5 RF Troubleshooting PAMS Technical Documentation 7URXEOHVKRRWLQJ FKDUW IRU 3&1 WUDQVPLWWHU )LJXUH  3&1 7; WURXEOHVKRRWLQJ Measure TX Measure TX Measure TX Measure TX With Osc check: Measure TX power power on "ANT" power on "Pout". power on "Pin". power unbal T503. VTX = 2.7V + on DCS_Tx.
  • Page 45 NPM-5 PAMS Technical Documentation RF Troubleshooting 6\QWKHVL]HU 7KHUH LV RQO\ RQH 3// V\QWKHVL]HU JHQHUDWLQJ IUHTXHQFLHV IRU ERWK 5[ DQG 7[ LQ ERWK EDQGV 3&1 DQG *60  9&2 IUHTXHQF\ LV GLYLGHG E\  RU E\  LQ +$*$5 GHSHQGLQJ RQ ZKLFK EDQG LV DFWLYH )LJXUH  9&7;2 PHDVXUHPHQW SRLQWV VCTCXO:...
  • Page 46 NPM-5 RF Troubleshooting PAMS Technical Documentation *HQHUDO LQVWUXFWLRQV IRU 6\QWKHVL]HU WURXEOHVKRRWLQJ 6WDUW :LQ7HVOD6HUYLFH6RIWZDUH DQG 6HOHFW 3URGXFW $OWS %DQG (*60 H 6HOHFW 7HVWLQJ $OWH 5) &RQWUROV 5; &RQWLQXRXV$OWU &RQW 0RGH &K $OWR  0HDVXUH WKH RXWSXW RI WKH 9&2 * ZLWK VSHFWUXP DQDO\]HU DQG  RKP SDVVLYH SUREH WKH SRZHU VKRXOG EH DURXQG ¤ G%P  0+] UHIHUHQFH RVFLOODWRU 9&7&;2 7KH  0+] RVFLOODWRU * LV XVHG DV D UHIHUHQFH IUHTXHQF\ IRU WKH 3// V\QWKHVL]HU DQG...
  • Page 47 NPM-5 PAMS Technical Documentation RF Troubleshooting 0HDVXULQJ RQ WKH 9&7&;2 EXIIHU )LJXUH  9&7&;2 EXIIHU VLJQDO 9&2 7KH 9&2 LV JHQHUDWLQJ IUHTXHQFLHV LQ WKH UDQJH RI  ¤  0+] ZKHQ 3// LV LQ IXQF WLRQ 7KHVH DUH GLYLGHG E\  RU E\  LQ +$*$5 VR WKDW WKH\ FDQ JHQHUDWH DOO FKDQQHOV LQ *60 DQG 3&1 )UHTXHQF\ RI WKH 9&2 LV FRQWUROOHG E\ GF YROWDJH 9F FRPLQJ IURP WKH ORRS ILOWHU 5DQJH RI WKH 9F ZKHQ 3// LV LQ IXQFWLRQ LV  ¤...
  • Page 48 NPM-5 RF Troubleshooting PAMS Technical Documentation 7URXEOHVKRRWLQJ FKDUW IRU 3// 6\QWKHVL]HU )LJXUH  3// V\QWKHVL]HU WURXEOHVKRRWLQJ From WinTesla chose: Product > Band > EGSM Testing > RF Controls > Rx continuous > Ch 60 Spectrum Analyzer Oscilloscope Oscilloscope Oscilloscope VCO output ( G500 out) VCTCXO Power Supply VCTCXO output VCO Power Supply...
  • Page 49 NPM-5 PAMS Technical Documentation RF Troubleshooting  'HDG SKRQH WURXEOHVKRRWLQJ ,I WKH SKRQH JRHV ¨GHDG© YHU\ VKRUW WLPH DIWHU WKH SRZHU LV WXUQHG 21 SRVVLEOH UHDVRQ IRU WKLV PLJKW EH WKDW  0+] V\VWHP FORFN VLJQDO LV QRW FRPLQJ WR WKH %% 8VH WKH IROORZLQJ FKDUW )LJXUH  ¦3// V\QWKHVL]HU WURXEOHVKRRWLQJ §...
  • Page 50 NPM-5 RF Troubleshooting PAMS Technical Documentation )UHTXHQF\ OLVWV 7DEOH  3&1 IUHTXHQFLHV DQG FRUUHVSRQGLQJ 9&2 IUHTXHQFLHV &+ 5; 7; 9&2                       ...
  • Page 51 NPM-5 PAMS Technical Documentation RF Troubleshooting                                     ...
  • Page 52 NPM-5 RF Troubleshooting PAMS Technical Documentation                                     ...
  • Page 53 NPM-5 PAMS Technical Documentation RF Troubleshooting                                     ...
  • Page 54 NPM-5 RF Troubleshooting PAMS Technical Documentation                                     ...
  • Page 55 NPM-5 PAMS Technical Documentation RF Troubleshooting                                     ...
  • Page 56 NPM-5 RF Troubleshooting PAMS Technical Documentation                                     ...
  • Page 57 NPM-5 PAMS Technical Documentation RF Troubleshooting                                     ...
  • Page 58 NPM-5 RF Troubleshooting PAMS Technical Documentation                                     ...
  • Page 59 NPM-5 PAMS Technical Documentation RF Troubleshooting                                     ...
  • Page 60 NPM-5 RF Troubleshooting PAMS Technical Documentation                                     ...
  • Page 61 NPM-5 PAMS Technical Documentation RF Troubleshooting                                     ...
  • Page 62 NPM-5 RF Troubleshooting PAMS Technical Documentation                                     ...
  • Page 63 NPM-5 PAMS Technical Documentation RF Troubleshooting +DJDU DQG VHULDO LQWHUIDFH ,Q JHQHUDO LI D SKRQH LV QRW LQ D VOHHS PRGH +DJDU ,& LV DOZD\V DFWLYH 7KLV PHDQV WKDW DV ORQJ DV ZH KDYH VHW WKH SKRQH LQ 1RUPDO PRGH RU LQ /RFDO PRGH HLWKHU 5;...
  • Page 64 NPM-5 RF Troubleshooting PAMS Technical Documentation )LJXUH  6'$7$ GDWD VLJQDO )LJXUH  +$*$5 B5(6(7B; KDJDU UHVHW ´RQµ )LUVW SUHFRQGLWLRQ IRU +DJDU WR EH LQ DFWLYH 21 PRGH LV WKDW +$*$5B5(6(7B; VKRXOG EH KLJK 9 DQG 95() ZKLFK LV +DJDU UHIHUHQFH YROWDJH DW 9 (DVLHVW ZD\ WR FKHFN WKHVH WZR YROWDJHV LV E\ XVLQJ RVFLOORVFRSH ZLWK DQ VWDQGDUG SDVVLYH SUREH NΩS)  +$*$5B5(6(7B;...
  • Page 65 NPM-5 PAMS Technical Documentation RF Troubleshooting $V D UHIHUHQFH KHUH LV D OLVW RI VRPH W\SLFDO WHVW SRLQWV IRU ERWK 5[ DQG 7[ PRGH 7DEOH  /LVW RI WHVW SRLQWV )UHTXHQF\ %DQG (*60  /1$ ELDV FRQWURO  / SXOVHV ZLWK VXSSO\ IRU WKH  3$ EXIIHU ¤...

  • Page 66: Ui Module Troubleshooting

    NPM-5 UI Module Troubleshooting PAMS Technical Documentation 8, 0RGXOH 7URXEOHVKRRWLQJ 7KLV VHFWLRQ LV D JXLGH WR WURXEOHVKRRWLQJ GHIHFWLYH 8, ERDUGV XVLQJ WKH 5HSDLU -LJ DYDLO DEOH IURP $06 DQG YDULRXV HTXLSPHQW VXJJHVWHG LQ 7DEOH  ¦/LVW RI HTXLSPHQW§ RQ SDJH  7DEOH  /LVW RI HTXLSPHQW +DUGZDUH 0RGHO...
  • Page 67 NPM-5 PAMS Technical Documentation UI Module Troubleshooting VHUYLFH FHQWHU ZLOO KDYH WR HQVXUH D JRRG &07 WR FRXQWHU FKHFN DJDLQVW WKH 8, PRGXOH 'LVSOD\ 0RGXOH 7KH /&' GLVSOD\ LV FRQWUROOHG E\ WKH &07 YLD WKH SLQ %% FRQQHFWRU Diagnostic Tests: •...
  • Page 68 NPM-5 UI Module Troubleshooting PAMS Technical Documentation voltages,” on page 73) • Check pull-down resistors R701, R703, R704, R705, and network resistor R702. • Check presence of clock frequency 32.768kHz @ U301-Pin9 using oscillo- scope (Figure 47, “MCU Clock Waveform – 32.768kHz,” on page 74). •...
  • Page 69 NPM-5 PAMS Technical Documentation UI Module Troubleshooting LQ JRRG FRQGLWLRQ IRU WKH PXVLF SOD\HU WR IXQFWLRQ SURSHUO\ • U301 MCU • U101 DSP • U201 NAND Memory • U601 Audio Codec • U602 Audio Routing Select Diagnostic Tests: • Check the Line-In jack has proper contact with the UI module. •...

  • Page 70: Music Player Function

    NPM-5 UI Module Troubleshooting PAMS Technical Documentation • U801 FMR ,W LV LPSRUWDQW WKDW D VHUYLFH SHUVRQQHO KDV D OLVW RI YDOLG ¦OLYH§ )0 FKDQQHO IRU OLVWHQLQJ YHULILFDWLRQ 7KHVH GLDJQRVWLF VWHSV GR QRW UHTXLUH DQ\ VLJQDO JHQHUDWRU Diagnostic Tests: • Check the stereo headset has proper contact with the UI module since the ste- reo headset is used as antenna to FM signal •...

  • Page 71: Line-In Recording Function

    NPM-5 PAMS Technical Documentation UI Module Troubleshooting • U201 NAND Memory • U601 Audio Codec • U602 Audio Routing Select • U801 FMR ,W LV LPSRUWDQW WKDW D VHUYLFH SHUVRQQHO KDV D OLVW RI YDOLG ¦OLYH§ )0 FKDQQHO IRU OLVWHQLQJ YHULILFDWLRQ 7KHVH GLDJQRVWLF VWHSV GR QRW UHTXLUH DQ\ VLJQDO JHQHUDWRU Diagnostic Tests: •...
  • Page 72 NPM-5 UI Module Troubleshooting PAMS Technical Documentation 86% &RQQHFWLYLW\ )XQFWLRQ )RU WKLV VHFWLRQ LW LV DVVXPHG WKH VHUYLFH FHQWHU KDV D 3& DQG VSHFLDO YHUVLRQ RI 1$0 VXLWDEOH IRU PXOWLSOH 130 FRQQHFWLRQ 7KHVH PDLQ GHYLFHV DUH WR EH LQ JRRG FRQGLWLRQ IRU WKH PXVLF SOD\HU WR IXQFWLRQ SURSHUO\ •...
  • Page 73 NPM-5 PAMS Technical Documentation UI Module Troubleshooting $SSHQGL[ $ 8, 0RGXOH 9ROWDJHV $QG &XUUHQW &RQVXPSWLRQ 7DEOH  8, PRGXOH YROWDJHV (QDEOH 6LJQDO /'2 9ROWDJHV /RZHU /LPLW 1RP 8SSHU /LPLW ,QSXW 9ROWDJH 9ROWDJH 8 8&B9&& 9  9 9 9  9 9%$7 9 8 '9&&...
  • Page 74 NPM-5 UI Module Troubleshooting PAMS Technical Documentation $SSHQGL[ % 6LJQDOV RQ RVFLOORVFRSH VFUHHQ )LJXUH  0&8 &ORFN :DYHIRUP ² N+] 1RNLD &RUSRUDWLRQ 3DJH  ,VVXH  ...
  • Page 75 NPM-5 PAMS Technical Documentation UI Module Troubleshooting )LJXUH  '63 &ORFN :DYHIRUP ² 0+] 1RNLD &RUSRUDWLRQ ,VVXH   3DJH ...
  • Page 76 NPM-5 UI Module Troubleshooting PAMS Technical Documentation )LJXUH  )05 &ORFN :DYHIRUP ² N+] 1RNLD &RUSRUDWLRQ 3DJH  ,VVXH  ...
  • Page 77 NPM-5 PAMS Technical Documentation UI Module Troubleshooting )LJXUH  86% &ORFN :DYHIRUP ² 0+] 1RNLD &RUSRUDWLRQ ,VVXH   3DJH ...
  • Page 78 NPM-5 UI Module Troubleshooting PAMS Technical Documentation $SSHQGL[ & 7URXEOHVKRRWLQJ IORZ FKDUWV *HQHUDO 8, WURXEOHVKRRWLQJ )LJXUH  *HQHUDO 8, WURXEOHVKRRWLQJ USB Detection Malfunction Is MP3/FM Go to MP3/FM working? Troubleshooting section Plug in USB cable with PC turned on USB_DET_INT Check R409, R410 voltage correct?

  • Page 79: Display Module Malfunction

    NPM-5 PAMS Technical Documentation UI Module Troubleshooting 'LVSOD\ PRGXOH PDOIXQFWLRQ Figure 52: Display Module - No Display, Display Module Malfunction Replace a good display module Check the soldering Is the display and connection of the module OK? 36-pin B2B connector to UI board Change the display module...
  • Page 80 NPM-5 UI Module Troubleshooting PAMS Technical Documentation 1R EDFNOLJKW LQ /&' RU NH\ERDUG )LJXUH  LCD/Keyboard LED - No Light LCD/Keyboard LED Malfunction Ensure CMT is functioning well Measure VBAT with DVM Check the soldering and connection of Is the voltage the 36-pin B2B of VBAT OK? connector to UI...
  • Page 81 NPM-5 PAMS Technical Documentation UI Module Troubleshooting .H\ERDUG RU KRW NH\V GR QRW UHVSRQG )LJXUH  .H\ERDUG+RWNH\ GR QRW UHVSRQG Keyboard/Hotkey Malfunction Side Keys Malfunction? Check the Check if SW753, alignment of SW754, SW755, SW756 domesheet side keys are intact Check if pull-down resistors Ensure there is no R701, R703, R704, R705,...
  • Page 82 NPM-5 UI Module Troubleshooting PAMS Technical Documentation 1R DXGLR LQ 0XVLF 3OD\HU )LJXUH  0XVLF SOD\HU  QR DXGLR Music Player - No Audio Ensure the stereo headset has proper contact with UI board Check if Check resistor ST_DET voltage R607, R608 correct Check R304, R305...
  • Page 83 NPM-5 PAMS Technical Documentation UI Module Troubleshooting 1R )0 DXGLR RU PDQXDO )0 WXQLQJ PDOIXQFWLRQ )LJXUH  1R )0 DXGLR RU PDQXDO )0 WXQLQJ PDOIXQFWLRQ FMR Manual FMR Malfunction Tuning Malfunction Go to MP3 MP3 functioning Troubleshooting section. Check C815 Check if voltage FMR_VCC(U504)
  • Page 84 NPM-5 UI Module Troubleshooting PAMS Technical Documentation )0 UHFRUGLQJ QRW SRVVLEOH )LJXUH  )0 UHFRUGLQJ QRW SRVVLEOH FM/Line-In Recording Malfunction Is MP3 Go to MP3 functioning Troubleshooting section. Is FM Go to FMR Radio Troubleshooting functioning section. Run FM/Line-In Recording Function Ensure there is analog signal at...
  • Page 85 NPM-5 PAMS Technical Documentation UI Module Troubleshooting 6WHUHR DXGLR PDOIXQFWLRQ )LJXUH  6WHUHR DXGLR PDOIXQFWLRQ Phone Audio Malfunction (Stereo Headset) Is MP3 Go to MP3 functioning Troubleshooting section. Make a phone call. Ensure the line is connected. Check if Check the soldering there is voice signal and connection of the appear at XEARP and...

  • Page 86: Mono Headset Malfunction

    NPM-5 UI Module Troubleshooting PAMS Technical Documentation 6WHUHR KHDGVHW PLFURSKRQH PDOIXQFWLRQ )LJXUH  6WHUHR KHDGVHW PLFURSKRQH PDOIXQFWLRQ External Mic Replace and test Is the new Replace the stereo Malfunction with a good stereo stereo headset headset (Stereo Headset) headset with mic working? Check B2B connector.
  • Page 87 NPM-5 PAMS Technical Documentation UI Module Troubleshooting 3KRQH VSHDNHU PDOIXQFWLRQ )LJXUH  3KRQH VSHDNHU PDOIXQFWLRQ Internal speaker malfunction Replace a good internal speaker and test it Is the new Replace the speaker working? speaker Check B2B connector. Ensure the connectivity of EAR+, EAR- (Pin32 and pin 31 of J301) to the UI module Check FL604 and...
  • Page 88 NPM-5 UI Module Troubleshooting PAMS Technical Documentation 3KRQH PLFURSKRQH PDOIXQFWLRQ )LJXUH  3KRQH PLFURSKRQH PDOIXQFWLRQ Internal mic malfunction Replace a good system connector and test it Is the new Replace the mic working? system connector Check B2B connector. Ensure the connectivity of MIC+, MIC- (Pin35 and pin 34 of J301) to the UI module Check FL601 and...
  • Page 89 NPM-5 PAMS Technical Documentation UI Module Troubleshooting 86% GHWHFWLRQ PDOIXQFWLRQ )LJXUH  86% GHWHFWLRQ PDOIXQFWLRQ 86% GHWHFWLRQ PDOIXQFWLRQ 03)0 *R WR 03)0 2. " WURXEOHVKRRWLQJ <(6 ¨3OXJ 86% FDEOH LQ ZLWK 3& WXUQHG RQ <(6 &KHFN 86%B'(7B,17 5 5 YROWDJH 2. "...
  • Page 90 NPM-5 UI Module Troubleshooting PAMS Technical Documentation >7KLV SDJH OHIW LQWHQWLRQDOO\ EODQN@ 1RNLD &RUSRUDWLRQ 3DJH  ,VVXH  ...

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