Download
Share
Print this page
Nokia NHM-3 Series Troubleshooting Manual
  1. Manuals
  2. Brands
  3. Nokia Manuals
  4. Cell Phone
  5. NHM-3 Series
  6. Troubleshooting manual
Nokia NHM-3 Series Troubleshooting Manual

Nokia NHM-3 Series Troubleshooting Manual

Transceivers
Hide thumbs Also See for NHM-3 Series:

Advertisement

Quick Links

Download this manual
3URJUDPPHV $IWHU 0DUNHW 6HUYLFHV
1+0 6HULHV 7UDQVFHLYHUV
7URXEOH 6KRRWLQJ
2ULJLQDO 
1RNLD 0RELOH 3KRQHV /WG

Advertisement

loading

Related Manuals for Nokia NHM-3 Series

Summary of Contents for Nokia NHM-3 Series

  • Page 1 3URJUDPPHV $IWHU 0DUNHW 6HUYLFHV 1+0 6HULHV 7UDQVFHLYHUV 7URXEOH 6KRRWLQJ 2ULJLQDO  1RNLD 0RELOH 3KRQHV /WG...
  • Page 2 NHM-3 Trouble Shooting PAMS Technical Documentation 7DEOH RI &RQWHQWV 3DJH 1R Trouble Shooting ....................1 Trouble Shooting......................4 Baseband ........................4 Phone is totally dead ....................5 Flash programming doesn’t work ................6 Power doesn’t stay on, or phone is jammed ...............9 Display Information: “Contact Service” ..............10 The phone doesn’t register to the network or phone doesn’t make a call ....
  • Page 3 NHM-3 PAMS Technical Documentation Trouble Shooting Wintesla Tuning........................40 Which RF to tune after repairs ...................40 RX Calibration ......................41 RX Filter Calibration (Automatic) ................44 RX AM Suppression (Automatic) ................46 TX Power tuning ......................50 EGSM........................50 PCN ......................... 52 TX I/Q Tuning ......................54 Initial set-up EGSM ....................
  • Page 4 NHM-3 Trouble Shooting PAMS Technical Documentation 3DJH  1RNLD 0RELOH 3KRQHV /WG 2ULJLQDO ...
  • Page 5 NHM-3 PAMS Technical Documentation Trouble Shooting 7URXEOH 6KRRWLQJ %DVHEDQG 7KH IROORZLQJ KLQWV VKRXOG PDNH LW HDVLHU WR ILQG WKH FDXVH RI WKH SUREOHP ZKHQ WKH FLU FXLWU\ VHHPV WR EH IDXOW\ 7KLV WURXEOH VKRRWLQJ LQVWUXFWLRQ LV GLYLGHG LQWR WKH IROORZLQJ VHFWLRQV  3KRQH LV WRWDOO\ GHDG  )ODVK SURJUDPPLQJ GRHVQ¨W ZRUN...
  • Page 6 NHM-3 Trouble Shooting PAMS Technical Documentation 3KRQH LV WRWDOO\ GHDG 7KLV PHDQV WKDW SKRQH GRHVQ©W WDNH FXUUHQW DW DOO ZKHQ WKH SRZHU VZLWFK LV SUHVVHG RU ZKHQ WKH ZDWFKGRJ GLVDEOH SLQ :'',6 ; SLQ  RU - LV JURXQGHG 1RPLQDO VXSSO\ 9%$7 YROWDJH WR SKRQH LV 9 7KH KDUGZDUH RI &&217 1 SUHYHQWV WRWDOO\ WR VZLWFK SRZHU RQ LI 9%$7 LV EHORZ 9 Phone is dead...
  • Page 7 NHM-3 PAMS Technical Documentation Trouble Shooting )ODVK SURJUDPPLQJ GRHVQ©W ZRUN 7KH IODVK SURJUDPPLQJ LV GRQH YLD WKHV\VWHP FRQQHFWRU ; 7KH IDXOWILQGLQJ GLDJUDPV IRU IODVK SURJUDPPLQJ DUH VKRZQ LQ ILJXUHV  DQG  ,Q IODVK SURJUDPPLQJ HUURU FDVHV WKH IODVK SURPPHU FDQ JLYH VRPH LQIRUPDWLRQ DERXW D IDXOW 7KH IDXOW LQIRUPDWLRQ PHVVDJHV FRXOG EH  0&8 GRHVQ©W ERRW...
  • Page 8 NHM-3 Trouble Shooting PAMS Technical Documentation Flash programming (1) 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 J102 (WDDIS) to GND. J109 (VBB) = 2.8V See section: "Phone is dead"...
  • Page 9 NHM-3 PAMS Technical Documentation Trouble Shooting Flash programming (2) Flash programming doesn’t work Check for activity on External RAM control lines of SRAM: Faulty D310 SRAM fault J324 (RAMselX),... Faulty D301 MAD2 Algorithm file or Check type of Flash alias ID not found Check Vpp line: MCU Flash Vpp Flashing via X200...
  • Page 10 NHM-3 Trouble Shooting PAMS Technical Documentation 3RZHU GRHVQ©W VWD\ RQ RU SKRQH LV MDPPHG ,I WKLV NLQG RI IDXOW KDV FRPH DIWHU IODVK SURJUDPPLQJ WKHUH DUH PRVW SUREDEO\ RSHQ SLQV LQ ,&V 1RUPDOO\ WKH SRZHU ZLOO EH VZLWFKHG RII E\ &&217 1 DIWHU  VHFRQGV LI WKH ZDWFKGRJ RI WKH &&217 FDQ QRW EH VHUYHG E\ VRIWZDUH 7KH ZDWFKGRJ XSGDWLQJ FDQ EH VHHQ E\ RVFLOORVFRSH DW - 'DWD6HO;...
  • Page 11 NHM-3 PAMS Technical Documentation Trouble Shooting 'LVSOD\ ,QIRUPDWLRQ ¦&RQWDFW 6HUYLFH§ 7KLV IDXOW PHDQV WKDW VRIWZDUH LV DEOH WR UXQ DQG WKXV WKH ZDWFKGRJ RI &&217 1 FDQ EH VHUYHG 6HOIWHVW IXQFWLRQV DUH H[HFXWHG ZKHQ SRZHU LV VZLWFKHG RQ DQG VRIWZDUH LV VWDUWHG WR H[HFXWH IURP IODVK ,I DQ\ RI WKH VHOI WHVWV LV IDLOHG WKH LQIRUPDWLRQ ¦&RQWDFW 6HUYLFH§...
  • Page 12 NHM-3 Trouble Shooting PAMS Technical Documentation 7KH SKRQH GRHVQ©W UHJLVWHU WR WKH QHWZRUN RU SKRQH GRHVQ©W PDNH D FDOO ,I WKH SKRQH GRHVQ©W UHJLVWHU WR WKH QHWZRUN RU WKH SKRQH GRHVQ©W PDNH D FDOO WKH UHDVRQ FRXOG EH HLWKHU WKH EDVHEDQG RU WKH 5) SDUW 7KH SKRQH FDQ EH VHW WR UHTXLUHG PRGH E\ :LQ7HVOD VHUYLFH VRIWZDUH LQ RUGHU WR GHWHUPLQH LI WKH IDXOW LV LQ 5) RU LQ EDVHEDQG SDUW 5) LQWHUIDFH PHDVXUHPHQWV  7KH FRQWURO OLQHV IRU 5) SDUW DUH VXSSOLHG ERWK WKH 6\VWHP $VLF 0$'' DQG WKH 5),...
  • Page 13 NHM-3 PAMS Technical Documentation Trouble Shooting constan downloa patch initia downloa initializa MAD2 (DSPXF) J314 searc last chann synchronizati scan MAD2 (DSPXF) J314 go SDCCH imediate send RACH RACH OK MAD2 (DSPXF) J314 2ULJLQDO  1RNLD 0RELOH 3KRQHV /WG 3DJH ...
  • Page 14 NHM-3 Trouble Shooting PAMS Technical Documentation Phone doesn’t register to the network... Phone doesn’t register to the network phone doesn’t make a call C254 (VCOBBA) > 2.7V Check N102 CCONT C240 (Vref) = 1.5V Check C144, C240, R240 Check supply voltage, during RX slot: C157 (VCP) >...
  • Page 15 NHM-3 PAMS Technical Documentation Trouble Shooting 6,0 UHODWHG IDXOWV 7KH KDUGZDUH RI WKH 6,0 LQWHUIDFH IURP 0$' ' WR WKH 6,0 FRQQHFWRU ; FDQ EH WHVWHG ZLWKRXW D 6,0 FDUG :KHQ WKH SRZHU LV VZLWFKHG RQ DQG LI WKH %6, OLQH ; LV JURXQGHG E\ D UHVLVWRU DOO WKH XVHG OLQHV 96,0'$7$ 567 &/. ULVH WR 9 DQG WKHQ 9 WKH SKRQH ZLOO WU\ WKLV IRXU WLPHV  7KXV ¦,QVHUW 6,0 FDUG§...
  • Page 16 NHM-3 Trouble Shooting PAMS Technical Documentation SIM card rejected fault (2) "SIM card rejected" VSIM according to spec.: Faulty N102 CCONT, 2,8V min. (3V SIM card) or faulty PCB 4,5V min. (5V SIM card) ATR data can be Check X160, R160 seen at C162 ATR data can be Check N102 CCONT...
  • Page 17 NHM-3 PAMS Technical Documentation Trouble Shooting Audio faults Earpiece doesn’t work Microphone doesn’t work and there isn’t any and there isn’t any mechanical problem mechanical problem Check R247, C248, Check R206, R233, C233 towards SRAM (bias) = 2.1V C249,C246,C247 V231, C234, C236 Check MIC line to Cobba: L204, C230, C231, C232, C233, C237, C238, R228, R206...
  • Page 18 NHM-3 Trouble Shooting PAMS Technical Documentation &KDUJHU IDLOXUH No t h in g h ap p en s w h en c h ar g er is c o n n ec ted R103 t o w ar d s C101 (VCHA R, N102) > 0.4 V Ch ec k w h en c h ar g er is c o n n ec ted X100, F101, L 101...
  • Page 19 NHM-3 PAMS Technical Documentation Trouble Shooting 5) 7URXEOHVKRRWLQJ ,QWURGXFWLRQ 0HDVXUHPHQWV VKRXOG EH GRQH XVLQJ 6SHFWUXP $QDO\]HU ZLWK KLJKIUHTXHQF\  RKP SDVVLYH SUREH /2UHIHUHQFH IUHTXHQFLHV DQG 5)SRZHU OHYHOV DQG 2VFLOORVFRSH ZLWK D  SUREH '&YROWDJHV DQG ORZ IUHTXHQF\ VLJQDOV  7KH 5)VHFWLRQ LV EXLOW DURXQG RQH $6,&6 +DJDU 1  )RU HDVLHU WURXEOHVKRRWLQJ WKLV 5) WURXEOHVKRRWLQJ GRFXPHQW LV GLYLGHG LQWR VHFWLRQV %HIRUH FKDQJLQJ +DJDU SOHDVH FKHFN WKH IROORZLQJ WKLQJV 6XSSO\ YROWDJHV DUH 2.
  • Page 20 NHM-3 Trouble Shooting PAMS Technical Documentation RF Key Component placement ([W $QWHQQD &RQQ (*60 /1$ 5;6$:V 3&1 /1$ Power Amp. RX/TX Switch/Diplexer TX Buffer Transistors RW SAWs TX Diplexer HAGAR VCTCXO EGSM TX SAW 3DJH  1RNLD 0RELOH 3KRQHV /WG 2ULJLQDO ...
  • Page 21 NHM-3 PAMS Technical Documentation Trouble Shooting 5) 0HDVXUHPHQW SRLQWV 3$ &DQ /1$B3 7;9*60 (*60 5; (*60 3RXW 3&1 5; /1$%B* /1$%B' 7;93&1 /1$B* 93&75/B* 3&1 3RXW 2ULJLQDO  1RNLD 0RELOH 3KRQHV /WG 3DJH ...
  • Page 22 NHM-3 Trouble Shooting PAMS Technical Documentation +$*$5 5) &DQ 7;%8)* 3&1 5; 7;%8)B3 (*60 5; 7;9'(7 95() 9&2 287 6&/. 96<1B 9&3 9 5)& 0+] $)& 287B&3 26&B,1 0+] 96<1B 6'$7$ +$*$55(6(7 3DJH  1RNLD 0RELOH 3KRQHV /WG 2ULJLQDO ...
  • Page 23 NHM-3 PAMS Technical Documentation Trouble Shooting $EEUHYLDWLRQV LQ IDXOW ILQGLQJ FKDUWV %DVHEDQG '& 'LUHFW &XUUHQW (OHFWUR 6WDWLF 'LFKDUJH )UHTXHQF\ RI VLJQDO PHDVXUHG ZLWK 6SHFWUXP $QDO\]HU /RFDO 2VFLOODWRU 3RZHU RI VLJQDO LQ GHFLEHOV G% PHDVXUHG ZLWK 6SHFWUXP $QDO\]HU 3RZHU $PSOLILHU 3&% 3ULQWHG &LUFXLW %RDUG 3KDVH /RFNHG /RRS 5DGLR )UHTXHQF\...
  • Page 24 NHM-3 Trouble Shooting PAMS Technical Documentation 5) LQ JHQHUDO )LJXUH  5) )XQFWLRQ 'LDJUDP 5) SDUW RI WKLV SURGXFW LV D GLUHFW FRQYHUVLRQ WUDQVFHLYHU $OVR XVHG LQ   DQG   ,Q GLUHFW FRQYHUVLRQ QR LQWHUPHGLDWH IUHTXHQFLHV DUH XVHG IRU XS RU GRZQFRQYHU VLRQ 7KH 9&2 LV VHW WR HLWKHU WZLFH RU IRXU WLPHV GHSHQGLQJ RQ WKH EDQG XVHG WKH ZDQWHG 5;...
  • Page 25 NHM-3 PAMS Technical Documentation Trouble Shooting (*60 5HFHLYHU *HQHUDO LQVWUXFWLRQV IRU (*60 5; WURXEOHVKRRWLQJ &RQQHFW WKH SKRQH WR D 3& ZLWK D '$83 FDEOH 6WDUW :LQWHVOD6HUYLFH6RIWZDUH DQG $FWLRQ .H\VWURNHV 6HOHFW 3URGXFW $OWS 2SHQž 1+0 6HOHFW 3URGXFW $OWS %DQG (*60 6HOHFW 7HVWLQJ $OWH 5) &RQWUROV 5;...
  • Page 26 NHM-3 Trouble Shooting PAMS Technical Documentation $SSO\ D  0+] FKDQQHO   N+] RIIVHW  G%P VLJQDO WR WKH 5)FRQ QHFWRU UHPHPEHU WR FRPSHQVDWH IRU FDEOH DWWHQXDWLRQ  0HDVXULQJ ZLWK DQ RVFLOORVFRSH RQ ¦+DJDU 5;,§ RU ¦+DJDU 5;4§ WKLV SLFWXUH VKRXOG EH VHHQ RQ D ZRUNLQJ (*60 UHFHLYHU 6LJQDO DPSOLWXGH P9...
  • Page 27 NHM-3 PAMS Technical Documentation Trouble Shooting )DXOW ILQGLQJ FKDUW IRU (*60 UHFHLYHU @BTHÃSrprvr‰r…ÃAhˆy‡ÃU…rr 946.267MHz signal from generator to antenna connector Oscilloscope at RXI Spectrumanalyzer Spectrumanalyzer Check RX/TX Signal 680 mVpp Change generator 1st EGSM SAW GSM_RX V700, RFout Switch DC offset 1,1V level to -55dBm -77 dBm -60dBm...
  • Page 28 NHM-3 Trouble Shooting PAMS Technical Documentation 5;7; 6ZLWFK )URP WKH DQWHQQDSDG ; WKH 5) VLJQDO LV OHDG WR WKH 5;7; VZLWFK = YLD D PHFKDQLFDO VZLWFK WKH DQWHQQD FRQQHFWRU ;  7KH 5;7; VZLWFK LV QRUPDOO\ RSHQ WR WKH WZR 5; RXWOHWV *60B5[ DQG 3&6B5[ ,I QR FRQ WURO YROWDJH LV SUHVHQW DW 9& RU 9& WKH 5;7;...
  • Page 29 NHM-3 PAMS Technical Documentation Trouble Shooting 3&1 5HFHLYHU *HQHUDO LQVWUXFWLRQV IRU 3&1 5; WURXEOHVKRRWLQJ $FWLRQ .H\VWURNHV &RQQHFW WKH SKRQH WR D 3& ZLWK D '$83 FDEOH 6WDUW :LQWHVOD6HUYLFH6RIWZDUH DQG Select Product Alt+p Open…NHM-3 Select: Product Alt+p Band Select:Testing Alt+e RF Controls RX ContinuousAlt+r Cont.
  • Page 30 NHM-3 Trouble Shooting PAMS Technical Documentation $SSO\ D  0+] FKDQQHO   N+] RIIVHW  G%P VLJQDO WR WKH 5)FRQ QHFWRU UHPHPEHU WR FRPSHQVDWH IRU FDEOH DWWHQXDWLRQ  0HDVXULQJ ZLWK DQ RVFLOORVFRSH RQ ¦+DJDU 5;,§ RU ¦+DJDU 5;4§ WKLV SLFWXUH VKRXOG EH VHHQ RQ D ZRUNLQJ 3&1 UHFHLYHU 6LJQDO DPSOLWXGH P9...
  • Page 31 NHM-3 PAMS Technical Documentation Trouble Shooting 3&1 6LJQDO 3DWK For easy error tracing it is important to know the signal path of the PCN receiver. The components can be grouped into blocks and drawn as shown below. VRF_RX VREF Hagar 6.3.1.
  • Page 32 NHM-3 Trouble Shooting PAMS Technical Documentation (*60 7UDQVPLWWHU *HQHUDO LQVWUXFWLRQV IRU (*60 7; WURXEOHVKRRWLQJ $SSO\ D 5)FDEOH WR WKH 5)FRQQHFWRU WR DOORZ WKH WUDQVPLWWHG VLJQDO WR DFW DV QRUPDO 5)FDEOH VKRXOG EH FRQQHFWHG WR PHDVXUHPHQW HTXLSPHQW RU WR DW OHDVW D G% DWWHQX DWRU RWKHUZLVH WKH 3$ PD\ EH GDPDJHG $FWLRQ .H\VWURNHV...
  • Page 33 NHM-3 PAMS Technical Documentation Trouble Shooting )DXOWILQGLQJ &KDUW IRU (*60 WUDQVPLWWHU Oscilloscope R515 VREF Vdc = 1.5 Volt Check R810 & R811 Vdc = 2.7 Volt BaseBand C524 Vdc > 2.5 Volt C500 Vdc = 2.7 Volt C504 VSYN_2 Vdc = 2.7 Volt C513 Vdc = 2.7 Volt Oscilloscope...
  • Page 34 NHM-3 Trouble Shooting PAMS Technical Documentation 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 $FWLRQ .H\VWURNHV...
  • Page 35 NHM-3 PAMS Technical Documentation Trouble Shooting )DXOW ILQGLQJ FKDUW IRU 3&1 WUDQVPLWWHU Oscilloscope R515 VREF Vdc = 1.5 Volt Check R810 & R811 Vdc = 2.7 Volt BaseBand C524 Vdc > 2.5 Volt C500 Vdc = 2.7 Volt C511 VSYN_2 Vdc = 2.7 Volt C513 Vdc = 2.7 Volt...
  • Page 36 NHM-3 Trouble Shooting PAMS Technical Documentation 6\QWKHVLVHU 7KHUH LV RQO\ RQH 3// V\QWKHVLVHU JHQHUDWLQJ IUHTXHQFLHV IRU ERWK 5[ DQG 7[ LQ ERWK EDQGV 3&1 DQG *60  9&2 IUHTXHQF\ LV GLYLGHG E\  RU E\  LQ +$*$5 GHSHQGLQJ RQ ZKLFK EDQG LV DFWLYH *HQHUDO LQVWUXFWLRQV IRU 6\QWKHVLVHU WURXEOHVKRRWLQJ $FWLRQ...
  • Page 37 NHM-3 PAMS Technical Documentation Trouble Shooting )DXOW ILQGLQJ FKDUW IRU 3// 6\QWKHVLVHU From WinTesla chose: Product > Band > EGSM Testing > RF Controls > Rx continuous > Ch 60 Spectrum Analyzer Oscilloscope Oscilloscope Oscilloscope VCO output ( G600 out) VCTCXO Power Supply VCTCXO output VCO Power Supply...
  • Page 38 NHM-3 Trouble Shooting PAMS Technical Documentation 3// %ORFN GLDJUDP INP_LO/INM_LO ϕ OUT_CP NDIV charge loop 64/65 ADIV pump filter VCP/GND_CP VSYN_1 VDIG OSC_IN RDIV 26MHz TOUT VSYN_2 VF_RX VPRE CTRL SCLK SCLK SDATA SDATA Reset HAGARRESET Last edit 13:45 07-02-00 Drawing12 3DJH  1RNLD 0RELOH 3KRQHV /WG...
  • Page 39 NHM-3 PAMS Technical Documentation Trouble Shooting )UHTXHQF\ OLVWV (*60 Frequency list NPE-3 EGSM VCO TX VCO RX CH TX VCO TX VCO RX CH TX VCO TX VCO RX 880.2 925.2 3520.8 3700.8 890.2 935.2 3560.8 3740.8 63 902.6 947.6 3610.4 3790.4 880.4...
  • Page 40 NHM-3 Trouble Shooting PAMS Technical Documentation 3&1 Frequency list NPE-3 PCN VCO TX VCO RX CH VCO TX VCO RX CH VCO TX VCO RX CH VCO TX VCO RX 1710,2 1805,2 3420,4 3610,4 1729 1824 3458 3648 1747,8 1842,8 3495,6 3685,6 1766,6 1861,6...
  • Page 41 NHM-3 PAMS Technical Documentation Trouble Shooting Wintesla tuning 3ULRU WR DQ\ WXQLQJ WKH SKRQH VKRXOG EH LQLWLDOLVHG $FWLRQ .H\VWURNHV Connect the phone to a PC with a DAU-9P cable Start Wintesla-Service-Software and Select Product Alt+p Open…NHM-3 Select: Product Alt+p Initialise Alt+I Normal Mode :KLFK 5) WR WXQH DIWHU UHSDLUV...
  • Page 42 NHM-3 Trouble Shooting PAMS Technical Documentation 5; &DOLEUDWLRQ 7KH 5; FDOLEUDWLRQ LV XVHG WR GHWHUPLQH JDLQ DW GLIIHUHQW JDLQVHWWLQJV IRU IURQWHQG DQG +DJDU DQG QHHGV WR EH GRQH LQ ERWK EDQGV EXW WKH FDOLEUDWLRQ KDV WR EH VWDUWHG RQFH LW ZLOO DXWRPDWLFDOO\ SURFHHG WR WKH 3&1 EDQG DIWHU (*60 $FWLRQ .H\VWURNH 6HOHFW 7XQLQJ...
  • Page 43 NHM-3 PAMS Technical Documentation Trouble Shooting &OLFN 2. LQ WKH :LQWHVOD ZLQGRZ QRZ D QHZ ZLQGRZ SRSV XS Click Save in the Wintesla window, now a new window pops up: Change the level and frequency on the generator as the window tells you Click OK in the Wintesla window, now a new window pops up: 2ULJLQDO  1RNLD 0RELOH 3KRQHV /WG...
  • Page 44 NHM-3 Trouble Shooting PAMS Technical Documentation Change the level and frequency on the generator as the window tells you. Click OK in the Wintesla window, now a new window pops up: 71.53 81.53 91.53 100.61 Click Save in the Wintesla window, RX Calibration is now completed. 3DJH  1RNLD 0RELOH 3KRQHV /WG 2ULJLQDO ...
  • Page 45 NHM-3 PAMS Technical Documentation Trouble Shooting 5; )LOWHU &DOLEUDWLRQ $XWRPDWLF This calibration is calibrating the Baseband filter inside Hagar, for this reason the calibration is not done in both bands. $FWLRQ .H\VWURNH 6HOHFW 7XQLQJ $OWW RX Measurements A window now pops up: ,Q WKH 6HOHFW )XQFWLRQ IUDPH VHOHFW 5;...
  • Page 46 NHM-3 Trouble Shooting PAMS Technical Documentation 5; ILOWHU FDOLEUDWLRQ LV QRZ FRPSOHWHG DQG WKH 5; 0HDVXUHPHQWV ZLQGRZ FDQ EH FORVHG E\ FOLFNLQJ &ORVH 3DJH  1RNLD 0RELOH 3KRQHV /WG 2ULJLQDO ...
  • Page 47 NHM-3 PAMS Technical Documentation Trouble Shooting 5; $0 6XSSUHVVLRQ $XWRPDWLF 7KLV FDOLEUDWLRQ LV WXQLQJ WKH $0 VXSSUHVVLRQ SHUIRUPDQFH RI +DJDU PL[HUV DQG ZLOO KDYH WR EH GRQH LQ ERWK EDQGV ,I IODVK RU +DJDU KDYH EHHQ UHSODFHG RU )XOO )DFWRU\ VHWWLQJV KDYH EHHQ SHUIRUPHG 5;...
  • Page 48 NHM-3 Trouble Shooting PAMS Technical Documentation NOTE: When using channel 38 for tuning, use Frequency 952.600 MHz for AM signal. &RQQHFW DQ H[WHUQDO JHQHUDWRU WR WKH DQWHQQD FRQQHFWRU RI WKH SKRQH DQG VHW XS WKH JHQHUDWRU &OLFN 2. LQ WKH :LQWHVOD ZLQGRZ WKH 566, YDOXH LV XSGDWHG LQ 5; 0HDVXUHPHQW ZLQGRZ &OLFN 6DYH  7KH 5;...
  • Page 49 NHM-3 PAMS Technical Documentation Trouble Shooting 3&1 $FWLRQ .H\VWURNH Select :Product Alt+p Band Select:Tuning Alt+t RX Measurements A window now pops-up: ,Q WKH 6HOHFW )XQFWLRQ IUDPH VHOHFW 5; 5; $0 6XSSUHVVLRQ $XWRPDWLF  127( :LQWHVOD VXSSRUW '//V PXVW EH  RU ODWHU &OLFN 0HDVXUH $ ZLQGRZ QRZ SRSV XS 2ULJLQDO  1RNLD 0RELOH 3KRQHV /WG...
  • Page 50 NHM-3 Trouble Shooting PAMS Technical Documentation &RQQHFW DQ H[WHUQDO JHQHUDWRU WR WKH DQWHQQD FRQQHFWRU RI WKH SKRQH DQG VHWXS WKH JHQHUDWRU &OLFN 2. LQ WKH :LQWHVOD ZLQGRZ WKH 566, YDOXH LV XSGDWHG LQ WKH 5; 0HDVXUHPHQWV ZLQGRZ &OLFN 6DYH  7KH 5; $0 VXSSUHVVLRQ WXQLQJ LV QRZ FRPSOHWHG LQ 3&1 3DJH  1RNLD 0RELOH 3KRQHV /WG 2ULJLQDO ...
  • Page 51 NHM-3 PAMS Technical Documentation Trouble Shooting 7; 3RZHU WXQLQJ This tuning must be done in both bands. Note: TX Power tuning must be done with a peak power meter, e.g. Rohde & Schwarz model NRVD with a Rohde & Schwarz Peak Power Sensor TDMA Model NRV-Z31 and a suitable attenuator. The use of power meter in GSM testers is likely to cause larger error than the use of a dedicated power meter and might cause the phone to be non-compliant with GSM specifications.
  • Page 52 NHM-3 Trouble Shooting PAMS Technical Documentation $FWLRQ .H\VWURNHV Set Active unit to TX Set TX Data Type: to Rand Click Apply Click Close Select: Tuning Alt+t TX Power… Alt+P A window now pops up: 7XQH OHYHO    DQG %DVH LQ DFFRUGDQFH ZLWK WKH WDUJHW YDOXHV &OLFN FDOFXODWH &KHFN LI WKH RWKHU OHYHOV PDWFK WKH WDUJHWV FRUUHFW LI QHFHVVDU\ &OLFN 6DYH ZKHQ DOO YDOXHV PDWFKHV WKH WDUJHWV...
  • Page 53 NHM-3 PAMS Technical Documentation Trouble Shooting 3&1 $FWLRQ .H\VWURNHV Select: Product Alt+p Band Select: Testing Alt+e RF Controls A window now pops up: $FWLRQ .H\VWURNHV 6HW $FWLYH XQLW WR 7; 6HW 7; 'DWD 7\SH WR 5DQG &OLFN$SSO\ &OLFN &ORVH 6HOHFW 7XQLQJ $OWW 7;...
  • Page 54 NHM-3 Trouble Shooting PAMS Technical Documentation A window now pops up: 7XQH OHYHO    DQG %DVH LQ DFFRUGDQFH ZLWK WKH WDUJHW YDOXHV &OLFN FDOFXODWH &KHFN LI WKH RWKHU OHYHOV PDWFK WKH WDUJHWV FRUUHFW LI QHFHVVDU\ &OLFN 6DYH ZKHQ DOO YDOXHV PDWFKHV WKH WDUJHWV 3DJH  1RNLD 0RELOH 3KRQHV /WG 2ULJLQDO ...
  • Page 55 NHM-3 PAMS Technical Documentation Trouble Shooting 7; ,4 7XQLQJ This tuning must be done in both bands ,QLWLDO VHWXS (*60 $FWLRQ .H\VWURNHV Select: Product Alt+p Band EGSM Select:Testing Alt+e RF Controls ‘r A window now pops up: 2ULJLQDO  1RNLD 0RELOH 3KRQHV /WG 3DJH ...
  • Page 56 NHM-3 Trouble Shooting PAMS Technical Documentation $FWLRQ .H\VWURNHV Set Active unit to TX Set TX Data Type: to Cont1 Click Apply Click Close *R WKURXJK WKH &RPPRQ WXQLQJ SURFHGXUH IRU (*60 DQG 3&1 GHVFULEHG LQ DSSURSULDWH VHFWLRQ RI WKLV GRFXPHQW &RPPRQ WXQLQJ SURFHGXUH IRU (*60 DQG 3&1 $FWLRQ .H\VWURNHV...
  • Page 57 NHM-3 PAMS Technical Documentation Trouble Shooting ,QL WLDO VHWXS 3&1 $FWLRQ .H\VWURNHV 6HOHFW3URGXFW $OWS Band Select:Testing Alt+e RF Controls A window now pops up: 2ULJLQDO  1RNLD 0RELOH 3KRQHV /WG 3DJH ...
  • Page 58 NHM-3 Trouble Shooting PAMS Technical Documentation Set Active unit to TX Set TX Data Type: to Cont1 Click Apply Click Close *R WKURXJK WKH &RPPRQ WXQLQJ SURFHGXUH IRU (*60 DQG 3&1 GHVFULEHG HDUOLHU RQ LQ WKLV FKDSWHU 3DJH  1RNLD 0RELOH 3KRQHV /WG 2ULJLQDO ...