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Figure 42 GSM 1900 RF controls window

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Figure 43 GSM 1900 Receiver troubleshooting

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Figure 44 Measurement points at the RX SAW Filters – Z7101/Z7100

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Figure 45 GSM 900 RF controls window

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Figure 46 GSM900 transmitter troubleshooting diagram

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Figure 47 VC1 signal

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Figure 48 VC2 signal

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Figure 49 VC3 signal

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Figure 50 TXP signal

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Figure 51 TXC signals at PCL5

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Figure 52 TXC signals at PCL19

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Figure 53 GSM 1800 RF controls window

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Figure 54 GSM 1800 Transmitter troubleshooting

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Figure 55 VC1 signal

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Figure 56 VC2 signal

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Figure 57 VC3 signal

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Figure 58 TXP signal

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Figure 59 TXC signals at PCL0

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Figure 60 TXC signals at PCL15

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Figure 61 GSM 850 RF controls window

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Figure 62 GSM 850 transmitter troubleshooting

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Figure 63 VC1 signal

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Figure 64 VC2 signal

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Figure 65 VC3 signal

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Figure 66 TXP signal

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Figure 67 TXC signals at PCL5

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Figure 68 TXC signals at PCL19

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Figure 69 GSM 1900 RF controls window

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Figure 70 GSM 1900 transmitter toubleshooting

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Figure 71 VC1 signal

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Figure 72 VC2 signal

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Figure 73 VC3 signal

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Figure 74 TXP signal

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Figure 75 TXC signals at PCL0

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Figure 76 TXC signals at PCL15

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Figure 77 Crystal output signal waveform

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Figure 78 Phoenix Settings

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Figure 79 FM radio troubleshooting

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RM-305; RM-306

RF troubleshooting

Page 5 –4

COMPANY CONFIDENTIAL

Issue 2

Содержание 1650

Страница 3: ...specifications 1 8 Battery endurance 1 8 Environmental conditions 1 8 Electrical characteristics 1 9 List of Tables Table 1 Power 1 7 Table 2 Car 1 7 Table 3 Audio 1 7 Table 4 Normal and extreme voltages 1 9 Table 5 Current consumption 1 9 List of Figures Figure 1 RM 305 306 Product Picture 1 5 RM 305 RM 306 General information Issue 2 COMPANY CONFIDENTIAL Page 1 3 Copyright 2007 Nokia All rights ...

Страница 4: ... Picture Display and keypad features High resolution color display 128x160 pixels 4UI style 4 way navigation key including selection key Rubber keymat Features Hardware features GSM E900 1800 EU APAC version GSM 850 1900 US version Gefion Engine UPP Costo 4 layer PWB 7 11 earpiece 13mm speaker audio solution AMR HR FR US version not included EFR codecs Internal antenna Charger plug RM 305 RM 306 G...

Страница 5: ...ranian Hebrew Arabic Slovakian Czech Hungarian Polish Romanian Serbian Croatian Slovenian Russian Estonian Latvian Lithuanian Non predictive text input Farsi Zulu Xhosa Sesotho Swahili Merathi Tamil Gujarati Bengali Memory functions Phone book up to 200 entries in internal phone memory up to 250 entries on simcard Connectivity Plug and play connector Call management Speed dialing up to 8 names key...

Страница 6: ...rm Prepaid tracker network dependent service Mobile enhancements Mobile enhancements for RM 305 306 Table 1 Power Type Name BL 5C Battery 1020 mAh Li Ion AC 3 Light charger AC 4 Light charger AC 5 Light charger HH 12 Holder Easy Mount CA 44 Charger Adapter Table 2 Car Type Name CR 39 Nokia universal holder Table 3 Audio Type Name HS 40 Headset HS 47 Mono Headset HDA 11 TTY Adapter MD 3 Music Speak...

Страница 7: ...s fulfilled Reduced performance 30 15 oC and 55oC 70 oC Operational only for short periods Intermittent or no operation 40 oC 30 oC and 70 oC 85oC Operation not guaranteed but an attempt to operate will not damage the phone No operation or storage 40 oC and 85 oC No storage An attempt to operate may cause permanent damage Charging allowed 15 oC 55 oC Long term storage conditions 0 oC 85 oC Humidit...

Страница 8: ...er than the lower extreme voltage TA will test with this nominal voltage at an 85 range 0 85x3 9V a 3 3V b This limit is set to be above SW shutdown limit in TA c During fast charging of an empty battery this voltage might exceed this value Voltages between 4 20 and 4 60 might appear for a short while d The minimum battery cell voltage required for the reset circuitry to turn on This is not confir...

Страница 10: ...13 XRS 6 2 13 Service software concept 2 14 POS Point of Sales flash concept 2 14 POS flash concept with FLS 5 2 15 FPS 10 Prommer box flash concept 2 16 JBV 1 flash concept with FPS 10 2 17 JBV 1 flash concept with FPS 8 2 18 Module jig MJ 130 service concept 2 19 List of Figures Figure 2 POS flash concept 2 14 Figure 3 POS flash concept with FLS 5 2 15 Figure 4 FPS 10 Prommer box flash concept 2...

Страница 12: ...nd 2 1A output AXS 4 Service cable The AXS 4 D9 D9 service cable is used to connect two 9 pin D connectors for example between PC and FPS 8 The cable length is 2 meters CA 106DS Easy flash II cable The cable is used for connecting phone DC port to the flash prommer FPS 10 CA 10DS Bi directional Parallel Cable Bi Directional parallel cable included in FPS 8 sales pack RM 305 RM 306 Service Tools Is...

Страница 13: ... FLS 5 FPS 20 CA 28DS Service data cable The CA 28DS service cable is used to connect FLS 4S to the POS flash adapter for supplying a controlled operating voltage and data connection Note Old XCS 1 cable can be used as well CA 31D USB cable The CA 31D USB cable is used to connect FPS 10 or FPS 11 to a PC It is included in the FPS 10 and FPS 11 sales packages RM 305 RM 306 Service Tools Page 2 6 CO...

Страница 14: ... charger jack for ADC VCHAR ICHAR calibration Note Old SCB 3 can be used as well DA 49 Docking station adapter The Docking Station adaptor is used for this phone in combination with JBV 1 The adapter supports flashing and energy management calibration Features include compatible with the JBV 1 easy phone attachment and detachment reliable phone locking switch for detecting phone replaceable SIM in...

Страница 15: ... with a flash adapter to supply a controlled operating voltage FLS 4S Flash device FLS 4S is a dongle and flash device incorporated into one package developed specifically for POS use FLS 5 Flash device FLS 5 is a dongle and flash device incorporated into one package developed specifically for POS use Note FLS 5 can be used as an alternative to PKD 1 RM 305 RM 306 Service Tools Page 2 8 COMPANY CO...

Страница 16: ... prommer Power Supply with 5 country specific cords USB cable Note FPS 21 is substitute FPS 10 if FPS 10 has not been set up FPS 8 FLASH prommer The flash prommer FPS 8 is used for example with flash adapters docking station adapters and flash docking stations Power is supplied to FPS 8 from the universal power supply ACF 8 The sales pack includes FPS 8 flash prommer FPS 8 activation sheet ACF 8 u...

Страница 17: ...T calibration voltage current measurement limit voltage VCHAR current measurement ICHAR adjustable ADC calibration voltage via BTEM and the BSI signal BTEMP and BSI calibration resistor signal from FBUS to the phone via the parallel jig control via FBUS or USB Flash OK FAIL indication MJ 130 Module jig MJ 130 is meant for covers off component level troubleshooting PCS 1 Power cable The PCS 1 power...

Страница 18: ... SA 41 RF Coupler SA 41 RF Coupler is used for Go No Go test after changing components in the RF part of the phone The SA 41 is mounted on the docking station adapter Note For RF attenuation values please refer to the Service bulletin SF 10 POS flash adapter The POS flash adapter SF 10 allows FBUS MBUS connections for flashing Its bottom part is a rubber SF 56 POS flash adapter The POS flash adapt...

Страница 19: ... open phone covers SS 54 Alignment Jig Alignment jig is used to efficiently assemble the dome sheet to the pone s PWB The jig is made of EDS proof material ST 30 Rework stencil It is used together with RJ 51 to rework the Front End Module FEM N7700 RM 305 RM 306 Service Tools Page 2 12 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 20: ...flashed XCS 4 Modular cable XCS 4 is a shielded one specially shielded conductor modular cable for flashing and service purposes XRS 6 RF cable The RF cable is used to connect for example a module repair jig to the RF measurement equipment SMA to N Connector approximately 610 mm Attenuation for GSM850 900 0 3 0 1 dB GSM1800 1900 0 5 0 1 dB WLAN 0 6 0 1dB RM 305 RM 306 Service Tools Issue 2 COMPANY...

Страница 21: ...OS flash concept Item Description Type 1 Phone 2 Battery 3 Easy flash cable II CA 111DS 4 FLS 4S sales pack FLS 4S 5 AC charger ACF 8 6 PC with Service SW CD ROM RM 305 RM 306 Service Tools Page 2 14 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 23: ...A 2 Phone 3 Easy Flash cable II CA 106DS 4 Flash prommer box sales pack FPS 10 5 Power supply included in FPS 10 sales package AFC 8 6 USB A to B cable CA 31D 7 Software protection key PKD 1 8 Service SW PHOENIX RM 305 RM 306 Service Tools Page 2 16 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 24: ...0 Item Description Type 1 Docking station JBV 1 2 Docking station adapter DA 49 3 DC power cable CA 41PS 4 Modular cable XCS 4 5 Flash prommer box sales pack FPS 10 RM 305 RM 306 Service Tools Issue 2 COMPANY CONFIDENTIAL Page 2 17 Copyright 2007 Nokia All rights reserved ...

Страница 25: ... PHOENIX JBV 1 flash concept with FPS 8 Figure 6 JBV 1 flash concept with FPS 8 Item Description Type 1 Docking station JBV 1 2 Docking station adapter DA 49 3 DC power cable PCS 1 4 Modular cable XCS 4 5 Flash prommer box sales pack FPS 8 RM 305 RM 306 Service Tools Page 2 18 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 26: ...inter cable included in FPS 8 sales package 9 Software protection key PKD 1 10 Service SW PHOENIX Module jig MJ 130 service concept Figure 7 Module jig service concept Item Description Type 1 Module jig MJ 130 2 RF test cable XCF 4 RM 305 RM 306 Service Tools Issue 2 COMPANY CONFIDENTIAL Page 2 19 Copyright 2007 Nokia All rights reserved ...

Страница 27: ...3 Service MBUS FBUS cable DAU 9S 4 DC power cable PCS 1 5 Software protection key PKD 1 6 PC with Service SW PHOENIX RM 305 RM 306 Service Tools Page 2 20 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 29: ...f mating unmating test of BtoB connector 3 5 Mating unmating method of BtoB connector 3 5 RM 305 RM 306 FPC s Disassembly and reassembly instructions Issue 2 COMPANY CONFIDENTIAL Page 3 3 Copyright 2007 Nokia All rights reserved ...

Страница 30: ...ing unmating test of BtoB connector Mating unmating method of BtoB connector RM 305 RM 306 FPC s Disassembly and reassembly instructions Issue 2 COMPANY CONFIDENTIAL Page 3 5 Copyright 2007 Nokia All rights reserved ...

Страница 32: ... points for power suppliers 4 5 Figure 9 Flash programming fault 4 6 Figure 10 Troubleshooting when the phone doesn t switch on 4 7 Figure 11 Switch off troubleshooting 4 8 Figure 12 Troubleshooting when the Contact Service message is seen 4 9 Figure 13 No registering or call 4 10 Figure 14 Insert SIM card fault 4 11 Figure 15 Signal diagram 4 11 Figure 16 Signal diagram 4 12 Figure 17 Blank displ...

Страница 33: ...ming can be done via the pads on the PWB J2060 In case of Flash failure in FLALI station swap the phone and send it back to the care program for further analysis Possible failures could be short circuit of balls under µBGAs UEMCLite UPP FLASH Missing or misaligned components In flash programming error cases the flash prommer can give some information about a fault The fault information messages co...

Страница 34: ...ents it is not possible to verify if there is a short circuit in control and address lines of MCU UPP and memory flash Figure 9 Flash programming fault RM 305 RM 306 Baseband troubleshooting Page 4 6 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 35: ...or power key is pressed It is assumed that the voltage supplied is 3 6VDC The UEMCLite Litti will prevent any functionality at battery supply levels below 2 9VDC Figure 10 Troubleshooting when the phone doesn t switch on RM 305 RM 306 Baseband troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 4 7 Copyright 2007 Nokia All rights reserved ...

Страница 36: ... measured Figure 11 Switch off troubleshooting Display shows Contact Service Troubleshooting flow This error can only happen at power up where several self tests is run If any of these test cases fails the display will show the message Contact Service It s individual test cases so the below lineup of error hunting s has no chronological order Use common sense and experience to decide which test ca...

Страница 37: ... can be in either BB or RF Only few signals can be tested since several signals is buried in one or more of the inner layers of the PWB First of all verify that SIM LOCK is not the reason to cause phone cannot connect to network The way is to check if the phone can connect to CMU200 by a test SIM card RM 305 RM 306 Baseband troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 4 9 Copyright 2007 Nokia...

Страница 38: ...to the SIM connector X2700 can be tested without a SIM card When the power is switched on the phone first check for a 1 8V SIM card and then a 3V SIM card The phone will try this four times where after it will display Insert SIM card RM 305 RM 306 Baseband troubleshooting Page 4 10 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 39: ... message received from SIM card is corrupted e g data signal levels are wrong The first data is always ATR and it is sent from card to phone For reference a picture with normal SIM power up is shown below RM 305 RM 306 Baseband troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 4 11 Copyright 2007 Nokia All rights reserved ...

Страница 40: ...lay does not show any information at all Figure 17 Blank display Display is corrupt The display contains missing or fading segments or color presentation is incorrect RM 305 RM 306 Baseband troubleshooting Page 4 12 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 41: ...t function at all Figure 19 Dead keys No backlight for display or keys Troubleshooting flow There is no backlight on the display or on the keys RM 305 RM 306 Baseband troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 4 13 Copyright 2007 Nokia All rights reserved ...

Страница 43: ...oting Audio troubleshooting using phoenix Troubleshooting flow Figure 21 Phoenix audio test window RM 305 RM 306 Baseband troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 4 15 Copyright 2007 Nokia All rights reserved ...

Страница 44: ...hone in Ext speaker out 4 Select Loop as On 5 Input sound at microphone port for example 94dB SPL 1kHz 6 Check if signal is detected at XEarL R pads shown in Figure PWB audio test points above Figure 23 Test arrangement for microphone Check earpiece using Ext microphone in Hp speaker out loop Steps 1 Connect phone with Phoenix RM 305 RM 306 Baseband troubleshooting Page 4 16 COMPANY CONFIDENTIAL I...

Страница 45: ...nix 2 Open audio test window from Testing Audio test as shown in Figure Phoenix audio test window above 3 Select Ext microphone in IHF speaker out 4 Select Loop as On 5 Input signal to XMic GND pads as shown in Figure PWB audio test points above for example 100mVpp 1kHz 6 Check if sound is heard in IHF Figure 25 Checking IHF function by using Ext microphone in IHF speaker out loop Check vibra func...

Страница 46: ... Click Write 6 Check if Vibra works Figure 26 Checking vibra function by using vibra control Earpiece fault Troubleshooting flow Figure 27 Earpiece fault flow chart RM 305 RM 306 Baseband troubleshooting Page 4 18 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 47: ...HF ringing tone fault Troubleshooting flow Figure 28 IHF ring tone fault flow chart RM 305 RM 306 Baseband troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 4 19 Copyright 2007 Nokia All rights reserved ...

Страница 48: ...Microphone fault Troubleshooting flow Figure 29 Microphone fault flow chart RM 305 RM 306 Baseband troubleshooting Page 4 20 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 50: ...Transmitter GSM850 1900 5 30 General instructions for GSM 850 TX troubleshooting 5 30 Troubleshooting diagram for GSM 850 transmitter 5 32 GSM850 TX output power 5 33 General instructions for GSM1900 TX troubleshooting 5 36 Troubleshooting diagram for GSM 1900 transmitter 5 37 GSM1900 TX output power 5 37 Crystal troubleshooting 5 41 Introduction 5 41 FM radio troubleshooting 5 41 FM radio trouble...

Страница 51: ...igure 59 TXC signals at PCL0 5 29 Figure 60 TXC signals at PCL15 5 29 Figure 61 GSM 850 RF controls window 5 31 Figure 62 GSM 850 transmitter troubleshooting 5 32 Figure 63 VC1 signal 5 33 Figure 64 VC2 signal 5 33 Figure 65 VC3 signal 5 34 Figure 66 TXP signal 5 34 Figure 67 TXC signals at PCL5 5 35 Figure 68 TXC signals at PCL19 5 35 Figure 69 GSM 1900 RF controls window 5 36 Figure 70 GSM 1900 ...

Страница 52: ...otection must be applied during repair ground straps and ESD soldering irons FEM and Uppcosto are moisture sensitive so parts must be pre baked prior to soldering Apart from key components described in this document there are a lot of discrete components resistors inductors and capacitors for which troubleshooting is done by checking if soldering of the component is done properly and checking if t...

Страница 53: ...est points on FM module Refer to the picture below for measuring points at FEM N7100 and Litti D2901 RM 305 RM 306 RF troubleshooting Page 5 6 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 54: ...oint TP7101 VPC signal measured at Test Point R7112 Auto tuning Context This phone can be tuned automatically Autotune is designed to align the phone s RF part easier and faster It performs calibrations tunings and measurements of RX and TX The results are displayed and logged in a result file if initiated RM 305 RM 306 RF troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 5 7 Copyright 2007 Nokia ...

Страница 55: ... example rm_13_tunings ini and autotune_RM 13 ini to a phone specific folder for example Phoenix products RM 13 Steps 1 Make sure the phone in the jig is connected to the equipment Else some menus will not be shown in Phoenix 2 The first time you are using automatic tuning on this phone model on this computer you will have to Set loss for cables and jigs 3 To go to autotune select Tuning Alt U Aut...

Страница 56: ... 3 Select File and Scan product 4 Wait a while for the PC to read the information from the phone 5 Select Testing and RF Controls 6 Set the parameters as follows i Active Unit RX ii Band GSM 900 iii Operation Mode Continuous mode iv RX TX Channel 37 v AGC Gain 6 Results The setup should now look like this RM 305 RM 306 RF troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 5 9 Copyright 2007 Nokia A...

Страница 58: ...oting diagram for GSM 900 receiver Troubleshooting flow Figure 36 GSM 900 Receiver troubleshooting RM 305 RM 306 RF troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 5 11 Copyright 2007 Nokia All rights reserved ...

Страница 59: ...ct 4 Wait a while for the PC to read the information from the phone 5 Select Testing and RF Controls 6 Set the parameters as follows i Active Unit RX ii Band GSM 1800 iii Operation Mode Continuous mode iv RX TX Channel 700 v AGC Gain 6 Results The setup should now look like this Figure 37 GSM1800 RF controls window RM 305 RM 306 RF troubleshooting Page 5 12 COMPANY CONFIDENTIAL Issue 2 Copyright 2...

Страница 60: ...Troubleshooting diagram for GSM 1800 receiver Figure 38 GSM 1800 Receiver troubleshooting RM 305 RM 306 RF troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 5 13 Copyright 2007 Nokia All rights reserved ...

Страница 61: ...nection to the phone with the data cable e g FBUS 3 Select File and Scan product 4 Wait a while for the PC to read the information from the phone 5 Select Testing and RF Controls 6 Set the parameters as follows i Active Unit RX ii Band GSM 850 iii Operation Mode Continuous mode iv RX TX Channel 190 v AGC Gain 6 Results The setup should now look like this RM 305 RM 306 RF troubleshooting Page 5 14 ...

Страница 63: ...Troubleshooting diagram for GSM 850 receiver Figure 41 GSM 850 Receiver troubleshooting RM 305 RM 306 RF troubleshooting Page 5 16 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 64: ...t 4 Wait a while for the PC to read the information from the phone 5 Select Testing and RF Controls 6 Set the parameters as follows i Active Unit RX ii Band GSM 1900 iii Operation Mode Continuous mode iv RX TX Channel 661 v AGC Gain 6 Results The setup should now look like this Figure 42 GSM 1900 RF controls window RM 305 RM 306 RF troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 5 17 Copyright 2...

Страница 65: ...Troubleshooting diagram for GSM 1900 receiver Figure 43 GSM 1900 Receiver troubleshooting RM 305 RM 306 RF troubleshooting Page 5 18 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 66: ...d to the measurement equipment otherwise the PA may be damaged 2 Start Phoenix and establish a connection to the phone with the data cable e g FBUS 3 Select File and Scan product 4 Wait a while for the PC to read the information from the phone 5 Select Testing and RF Controls 6 Set the parameters as follows i Band GSM 900 ii Active Unit TX iii TX Power Level 5 iv TX Data Type Random Results The se...

Страница 68: ...diagram for GSM 900 transmitter Troubleshooting Flow Figure 46 GSM900 transmitter troubleshooting diagram RM 305 RM 306 RF troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 5 21 Copyright 2007 Nokia All rights reserved ...

Страница 69: ...t power of the phone it should be about 32 5dBm Remember the cable loss is about 0 3dB Figure 47 VC1 signal Figure 48 VC2 signal RM 305 RM 306 RF troubleshooting Page 5 22 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 72: ...d establish a connection to the phone with the data cable e g FBUS 3 Select File and Scan product 4 Wait a while for the PC to read the information from the phone 5 Select Testing and RF Controls 6 Set the parameters as follows i Band GSM 1800 ii Active Unit TX iii TX Power Level 0 iv TX Data Type Random Results The setup should now look like this Figure 53 GSM 1800 RF controls window RM 305 RM 30...

Страница 73: ...4 GSM 1800 Transmitter troubleshooting GSM1800 TX output power Measure the output power of the phone it should be about 29 5dBm Remember the cable loss is about 0 5dB RM 305 RM 306 RF troubleshooting Page 5 26 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 77: ...ay be damaged 2 Start Phoenix and establish a connection to the phone with the data cable e g FBUS 3 Select File and Scan product 4 Wait a while for the PC to read the information from the phone 5 Select Testing and RF Controls 6 Set the parameters as follows i Band GSM 850 ii Active Unit TX iii TX Power Level 5 iv TX Data Type Random Results The setup should now look like this RM 305 RM 306 RF tr...

Страница 79: ...ng diagram for GSM 850 transmitter Troubleshooting flow Figure 62 GSM 850 transmitter troubleshooting RM 305 RM 306 RF troubleshooting Page 5 32 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 80: ...t power of the phone it should be about 32 5dBm Remember the cable loss is about 0 3dB Figure 63 VC1 signal Figure 64 VC2 signal RM 305 RM 306 RF troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 5 33 Copyright 2007 Nokia All rights reserved ...

Страница 83: ... and establish a connection to the phone with the data cable e g FBUS 3 Select File and Scan product 4 Wait a while for the PC to read the information from the phone 5 Select Testing and RF Controls 6 Set the parameters as follows i Band GSM 1900 ii Active Unit TX iii TX Power Level 0 iv TX Data Type Random 7 The setup should now look like this Figure 69 GSM 1900 RF controls window RM 305 RM 306 R...

Страница 84: ...70 GSM 1900 transmitter toubleshooting GSM1900 TX output power Measure the output power of the phone it should be about 29 5dBm Remember the cable loss is about 0 5dB RM 305 RM 306 RF troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 5 37 Copyright 2007 Nokia All rights reserved ...

Страница 88: ...ed by probing C7436 The level at this point is approx 276mVpp Example Signal Measured at VCXO output C7436 Figure 77 Crystal output signal waveform FM radio troubleshooting FM radio troubleshooting Steps 1 Connect the phone to a PC with the module repair jig 2 Start Phoenix and establish a connection to the phone with the data cable e g FBUS RM 305 RM 306 RF troubleshooting Issue 2 COMPANY CONFIDE...

Страница 89: ...of a standard FM signal to the FM module 5 Signal generator settings shall be as follows i Frequency 98 MHz ii Level 60 dBm iii FM deviation 22 5 kHz iv LFGEN frequency 1kHz RM 305 RM 306 RF troubleshooting Page 5 42 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 90: ...FM radio troubleshooting diagram Troubleshooting flow Figure 79 FM radio troubleshooting RM 305 RM 306 RF troubleshooting Issue 2 COMPANY CONFIDENTIAL Page 5 43 Copyright 2007 Nokia All rights reserved ...

Страница 92: ...cture Description 6 14 Digitally Controlled X tal Oscillator 6 15 List of Tables Table 6 Connector for External Audio Accessories 6 8 Table 7 System connector 6 8 Table 8 SIM interface 6 12 Table 9 Battery IF 6 13 Table 10 Frequency bands and TX power class 6 14 List of Figures Figure 80 Module block diagram 6 5 Figure 81 Audio block diagram 6 7 Figure 82 4 pole jack plug for audio accessory 6 8 F...

Страница 93: ...m Functional description The UPPCosto ASIC is designed to work in DCT4 cellular phone engines developed only for GSM It is based on UPP2M_v2 but with integrated Digital Radio Processor DRP2 Baseband description UPPCosto UPPCosto includes 2MBit internal RAM ARM7 Thumb 16 32 bit RISC MCU core LEAD3 16 bit DSP core ROM for MCU boot code and all digital control logic UPPCosto also contains the major p...

Страница 94: ...led Acting Dead To the user the phone acts as if it was switched off Active In the Active mode the phone is in normal operation scanning for channels listening to a base station transmitting and processing information Sleep In sleep mode VCTCXO is shut down and 32 kHz sleep clock oscillator is used as reference clock for the base band Charging Charging can be performed in any operating mode Audio ...

Страница 95: ...rotating an un balanced mass counter weight The vibration signal is for example used as a silent alert call External audio connector The system connector containing a 4 pole Jack plug gains the access to the external audio interface The Jack plug which is integrated in the system connector contains a mechanical switch which is used to detect the connection of the accessories The configuration for ...

Страница 96: ...ophone signal input XEARP External earphone signal output XEARN External earphone signal output INT Accessory detection GND Ground Only used by PPH 1 External signals and connections Table 7 System connector Pin Signal 1 GND 2 3 XMICIN 4 XEARN 5 XMICP 6 XEARP 7 HEADINT RM 305 RM 306 System module Page 6 8 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 97: ... LCD interface The display is controlled by phone processor UPPcosto The LCD module is connected to the PWB by a flex PWB with 10 pin BtB connector RM 305 RM 306 System module Issue 2 COMPANY CONFIDENTIAL Page 6 9 Copyright 2007 Nokia All rights reserved ...

Страница 98: ...integrated passive filiter arrays with downstream ESD protection of 8KV connect the matrix keyboard to UPPcosto The layout is shown in Keyboard layout in UI side RM 305 RM 306 System module Page 6 10 COMPANY CONFIDENTIAL Issue 2 Copyright 2007 Nokia All rights reserved ...

Страница 100: ...SIM 3V SIM Card 0 9xVSI M VSIM V 0 0 15xVSIM 3 SIMCLK Frequency 3 25 MHz Trise Tfall 50 ns 1 8V Voh 0 9xVSI M VSIM V 1 8V Vol 0 3V Voh 0 9xVSI M VSIM V 3V Vol 0 4 DATA 1 8V Voh 0 9xVSI M VSIM V SIM data output 1 8V Vol 0 0 15xVSIM 3V Voh 0 9xVSI M VSIM 3V Vol 0 0 15xVSIM 1 8V Vih 0 7xVSI M VSIM V SIM data input 1 8V Vil 0 0 15xVSIM Trise Tfall max 1us 3V Vil 0 7xVSI M VSIM 3V Vil 0 0 15xVSIM 5 NC ...

Страница 101: ...nology Li Ion 4 2 V charging 3 1 V cut off Capacity 1020 mAh The BSI resistor is placed on the main PWB as the telephone supports only one battery capacity Further a BSI connection is added to the Flash interface The battery temperature is measured by a NTC resistor placed on the main PWB opposite to the Battery Battery pack has an impedance of 130 150 mΩ 0 45 C Figure 86 BL 5C battery block RM 30...

Страница 102: ...ription The transmitter in DRP2 is based on the frequency synthesizer with a direct frequency phase modulation capability The frequency synthesizer is implemented as an All Digital PLL ADPLL where the FCW is digital modulated by filtered TX data The fundamental frequency of the RF oscillator in the ADPLL is running around 3 6GHz which is divided by 4 or 2 to generate CW frequencies in the lower an...

Страница 103: ...igitally Controlled X tal Oscillator The Digitally Controlled X tal Oscillator DCXO provides the reference clock for the DRP2 and for the digital baseband The only external component is the crystal and a series capacitor RM 305 RM 306 System module Issue 2 COMPANY CONFIDENTIAL Page 6 15 Copyright 2007 Nokia All rights reserved ...

Страница 105: ...s MCU controlled serial bus connected to UPP_WD2 UEME and Zocus CCP Compact Camera Port CDMA Code division multiple access CDSP Cellular DSP expected to run at low levels CLDC Connected limited device configuration CMOS Complimentary metal oxide semiconductor circuit low power consumption COF Chip on Foil COG Chip on Glass CPU Central Processing Unit CSD Circuit switched data CSR Cambridge silicon...

Страница 106: ...mum Shift Keying GND Ground conductive mass GPIB General purpose interface bus GPRS General Packet Radio Service GSM Group Special Mobile Global System for Mobile communication HSDPA High speed downlink packet access HF Hands free HFCM Handsfree Common HS Handset HSCSD High speed circuit switched data data transmission connection faster than GSM HW Hardware I O Input Output IBAT Battery current IC...

Страница 107: ...rature sensor OMA Object management architecture OMAP Operations maintenance and administration part Opamp Operational Amplifier PA Power amplifier PDA Pocket Data Application PDA Personal digital assistant PDRAM Program Data RAM on chip in Tiku Phoenix Software tool of DCT4 x and BB5 PIM Personal Information Management PLL Phase locked loop PM Phone Permanent memory PUP General Purpose IO PIO USA...

Страница 108: ...let Identification Module TCP IP Transmission control protocol Internet protocol TCXO Temperature controlled Oscillator Tiku Finnish for Chip Successor of the UPP TX Radio Transmitter UART Universal asynchronous receiver transmitter UEME Universal Energy Management chip Enhanced version UEMEK See UEME UI User Interface UPnP Universal Plug and Play UPP Universal Phone Processor UPP_WD2 Communicator...

Страница 109: ...division multiple access WD Watchdog WLAN Wireless local area network XHTML Extensible hypertext markup language Zocus Current sensor used to monitor the current flow to and from the battery RM 305 RM 306 Glossary Issue 2 COMPANY CONFIDENTIAL Page Glossary 7 Copyright 2007 Nokia All rights reserved ...

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Содержание 1650

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Nokia 1650, Руководство по обслуживанию, Страница: 51 / 109

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Содержание 1650

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