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KX-TG7341BX/KX-TGA731BX

14.4. Circuit Board (Charger Unit)

14.4.1. Component View

14.4.2. Bottom View

PQUP11532Z

PbF

PQLV30055

PQLV30056

CIRCUIT BOARD

(Charger unit

(Component

View)

)

TP4

TP3

PbF

PQLV30055

PQLV30056

PQUP11532Z

CIRCUIT BOARD

(Charger unit

(Bottom

View)

)

TP4 (GND)

TP3

Содержание KX-TG7341BXM

Страница 1: ...40809714CE Telephone Equipment Model No KX TG7341BXM KX TG7341BXT KX TGA731BXM KX TGA731BXT KX TGA731BXB KX TGA731BXF KX TGA731BXS Digital Cordless Answering System M Metallic Grey Version T Titanium Black Version B Black Version F Metalic Blue Version S Silver Version for Asia Middle Near East and other areas ...

Страница 2: ...2 KX TG7341BX KX TGA731BX ...

Страница 3: ...tions 53 10 2 How to Replace the Handset LCD 57 11 Measurements and Adjustments 58 11 1 The Setting Method of JIG Base Unit 58 11 2 Adjustment Standard Base Unit 60 11 3 Adjustment Standard Charger Unit 61 11 4 The Setting Method of JIG Handset 62 11 5 Adjustment Standard Handset 64 11 6 Things to Do after Replacing IC or X tal 65 11 7 RF Specification 67 11 8 How to Check the Speaker or Receiver ...

Страница 4: ...d by the manufacturer 3 Dispose of used batteries according to the manufacture s Instructions 2 2 About Lead Free Solder Pbf Pb free Note In the information below Pb the symbol for lead in the periodic table of elements will refer to standard solder or solder that con tains lead We will use PbF solder when discussing the lead free solder used in our manufacturing process which is made from Tin Sn ...

Страница 5: ... Bismuth Sn Zn Bi Please check the manufacturer s specific instructions for the melting points of their products and any precautions for using their product with other materials The following lead free PbF solder wire sizes are recommended for service of this product 0 3 mm 0 6 mm and 1 0 mm 2 3 Discarding of P C Board When discarding P C Board delete all personal information such as telephone dir...

Страница 6: ... KX TGA731BX 3 Specifications Note Specifications are subject to change Note for Service Operation range Up to 300 m outdoors Up to 50 m indoors depending on the condition Analog telephone connection Telephone Line ...

Страница 7: ...PROM SCL SDA 67 68 54 66 65 64 63 16 17 15 14 85 To AC Adaptor Limit Resistor Charge Detector CHARGE CONTACT Optional VUNREG 3 0V Reg IC1 2 4V Reg Q401 1 8V Reg Q8 3 0 V 2 4 V 1 8 V BBIC IC401 FLASH MEMORY TAM IC421 TAM Companion IC MIC SP IC201 IC7 MOD DEMOD Charge Pump 53 2 5V XTAL X1 X1 10 368 MHz IC801 RX n RX p TX p TX n P on PSEL V DD PADRV 4 3 6 7 TX on RX on D801 D802 6 92 ANT1 ANT2 9 8 AN...

Страница 8: ...ression DSP section Any tones tone sidetone ringing tone etc generation DSP section DTMF receiver DSP section Clock Generation for RF Module ADC DAC timer and power control circuitry PLL Oscillator Detector Compress Expander First Mixer All interfaces ex RF Power Amp EEPROM LED Analog Front End etc RF Power Amp IC801 Amplifier for transmission and reception EEPROM IC401 Temporary operating paramet...

Страница 9: ... supply is as follows DECT BBIC IC7 DC Jack 6 5 V IC1 IC7 DC Jack 6 5 V IC1 Q401 IC7 DC Jack 6 5 V IC1 Q8 IC7 RF Power Amp IC801 DC Jack 6 5 V IC1 IC801 Power AMP EEPROM IC401 DC Jack 6 5 V IC1 IC7 IC401 FLASH MEMORY IC421 DC Jack 6 5 V IC1 IC7 IC421 TAM Companion IC201 DC Jack 6 5 V IC1 Q8 IC201 DC Jack 6 5 V IC1 IC201 Charge Contact TP16 DC Jack 6 5 V R57 R56 D22 TP16 Fig 101 ...

Страница 10: ... IC7 as shown in Block Diagram Base Unit P 7 The voice signal passes through the analog part of IC7 where it is amplified and converted to a digital audio stream signal The burst switch controller processes this stream performing encryption and scrambling adding the various other fields to produce the GAP Generic Access Profile standard DECT frame assigning to a time slot and channel etc In IC7 th...

Страница 11: ...5 16 19 20 31 32 57 58 36 13 43 63 54 55 66 ADPCM Codec Filter DSP Speech Decoding Speech Encoding BMC Burst Decoding RF PA IC801 Burst Encoding RF PLL MOD DEMOD ANT1 ANT2 5 3 4 3 6 7 8 9 6 2 77 78 75 RXn RXon D802 ANT1 D801 RXp TXp TXn Pon PSEL TXon VDD PADRY 9 10 XTAL X1 10 368 MHz BATTERY 44 ON SWITCH KEYPAD Charge Pump ROWS COLUMNS CP2 5 V 27 49 50 51 22 23 24 25 26 BBIC IC1 IC3 56 LCD BACK LI...

Страница 12: ...harge Circuit Circuit Operation When charging the handset on the Base Unit the charge current is as follows DC 6 5 V R57 D22 R56 R55 CHARGE Base CHARGE Handset L4 Q4 D7 F1 BAT TERY Battery BATTERY L8 R45 GND L5 CHARGE Handset CHARGE Base GND DC GND In this way the BBIC on Handset detects the fact that the battery is charged The charge current is controlled by switching Q9 of Handset Refer to Fig 1...

Страница 13: ...13 KX TG7341BX KX TGA731BX 4 5 Circuit Operation Charger Unit 4 5 1 Power Supply Circuit The power supply is as shown ...

Страница 14: ...14 KX TG7341BX KX TGA731BX 4 6 Signal Route ...

Страница 15: ...15 KX TG7341BX KX TGA731BX ...

Страница 16: ...16 KX TG7341BX KX TGA731BX 5 Location of Controls and Components 5 1 Controls 5 1 1 Base Unit 5 1 2 Handset ...

Страница 17: ...17 KX TG7341BX KX TGA731BX 6 Installation Instructions 6 1 Connections ...

Страница 18: ... service The battery strength may not be indicated correctly if the battery is disconnected and connected again even after it is fully charged In that case by recharging the battery as mentioned above you will get a correct indication of the battery strength 6 2 3 Battery Level 6 2 4 Panasonic Ni MH Battery Performance supplied batteries ...

Страница 19: ... caller has already hung up You may either hear a dial tone or no one on the line when you answer the call 5 The preset melodies in this product are used with permission of 2007 Copyrights Vision Inc 6 Turn this feature off if you prefer not to hear key tones while you are dialling or pressing any keys including confirmation tones and error tones 7 If you subscribe to a Caller ID service and want ...

Страница 20: ...20 KX TG7341BX KX TGA731BX 7 1 1 Answering System Settings 7 2 Registering a Handset to the Base Unit Cross Reference For Service Hint P 25 7 2 1 Deregistering a Handset ...

Страница 21: ...7341BX KX TGA731BX 7 3 Copying Phonebook Entries You can copy phonebook entries to the phonebook of another compatible Panasonic handset 7 3 1 Copying All Entries 7 4 Dialling Mode Tone Pulse 7 5 Error Messages ...

Страница 22: ...22 KX TG7341BX KX TGA731BX 7 6 Troubleshooting ...

Страница 23: ...23 KX TG7341BX KX TGA731BX ...

Страница 24: ...24 KX TG7341BX KX TGA731BX ...

Страница 25: ...25 KX TG7341BX KX TGA731BX 7 7 For Service Hint Cross Reference Battery Charge P 18 ...

Страница 26: ...26 KX TG7341BX KX TGA731BX 8 Service Mode 8 1 Engineering Mode 8 1 1 Base Unit ...

Страница 27: ...to confirm the contents Careless rewriting may cause serious damage to the computer system ID 00 10 00 14 Given value Bell length 01 F5 64 10 sec 3 1E 3 sec 14 2 sec This is time until bell stops ringing Unit 100 ms PULSE Dial speed 10PPS 20PPS 03B2 28 40msec 3 14 20msec This is pulse make time Unit 1ms 03B3 3C 60msec 3 1E 30 msec This is pulse break time Unit 1ms 01 E4 57 870msec 3 2C 440msec Thi...

Страница 28: ...28 KX TG7341BX KX TGA731BX 8 1 2 Handset ...

Страница 29: ...use serious damage to the handset Items Address Default Data New Data Possible Adjusted Value MAX hex Possible Adjusted Value MIN hex Remarks Sending level 00 06 Adjusted value Given value 6F 00 2 Receiving level 00 07 Adjust value Given value 00 3F 3 Battery Low 00 04 70 4 Frequency 00 02 00 01 02 F6 ID 00 10 00 14 Given value Desired Number hex Input Keys Desired Number hex Input Keys 0 0 A R 0 ...

Страница 30: ...s registered Available models KX TG7331 7341 Refer to the following procedures Note BS Base Unit HS Handset If the max number of handsets are already registered to the base unit a new handset cannot be registered To register the handset refer to Registering a Handset to the Base Unit P 20 To cancel the handset refer to Deregistering a Handset P 20 To copy the handset phonebook refer to Copying Pho...

Страница 31: ...ts are already registered to the base unit a new handset cannot be registered To register the handset refer to Registering a Handset to the Base Unit P 20 To cancel the handset refer to Deregistering a Handset P 20 To copy the handset phonebook refer to Copying Phonebook Entries P 21 ...

Страница 32: ...setting both base unit and handset Both the base unit and the registered handset which you did the following steps to are reset Other registered handsets will not be reset Note 1 Refer to Registering a Handset to the Base Unit P 20 8 3 2 Resetting only handset The only handset is reset by doing the following steps to Note 2 The handset registration to the base unit is cancelled If the handset need...

Страница 33: ...ting Flowchart Flow Chart Cross Reference Check Power P 34 Bell Reception P 44 Check Battery Charge P 35 Check Link P 36 Check the RF part P 40 Check Handset Transmission P 43 Check Handset Reception P 43 Signal Route P 14 Check Caller ID P 43 Check TAM Operation P 44 ...

Страница 34: ...1 Base Unit Is the AC Adaptor inserted into AC outlet 1 Cross Reference Power Supply Circuit P 9 Note 1 Refer to Specifications P 6 for part number and supply voltage of AC Adaptor 9 1 1 2 Handset Cross Reference Power Supply Circuit Reset Circuit P 12 ...

Страница 35: ...X TGA731BX 9 1 2 Check Battery Charge 9 1 2 1 Base Unit Cross Reference Charge Circuit P 12 9 1 2 2 Handset Cross Reference Check Power P 34 Charge Circuit P 12 9 1 2 3 Charger Unit Cross Reference Charge Circuit P 12 ...

Страница 36: ...6 KX TG7341BX KX TGA731BX 9 1 3 Check Link 9 1 3 1 Base Unit Note 1 Refer to Troubleshooting by Symptom Base Unit and Charger Unit P 45 Cross Reference Check Point Base Unit P 45 Power Supply Circuit P 9 ...

Страница 37: ...37 KX TG7341BX KX TGA731BX Cross Reference Check Point Base Unit P 45 ...

Страница 38: ...38 KX TG7341BX KX TGA731BX 9 1 3 2 Handset Cross Reference Check Point Handset P 49 Power Supply Circuit Reset Circuit P 12 ...

Страница 39: ...39 KX TG7341BX KX TGA731BX Cross Reference Check Point Handset P 49 ...

Страница 40: ... 1 4 1 Finding out the Defective part After All the Checkings or Repairing 1 Re register the checked Handset to the checked Base Unit and Regular HS to Regular BU Note If you need to register a handset refer to Registering a Handset to the Base Unit P 20 ...

Страница 41: ...2 RF Check Flowchart Each item 1 3 of RF Check Flowchart corresponds to Check Table for RF part P 42 Please refer to the each item Note 1 Base unit refer to G of Check Point Base Unit P 45 Handset refer to H of Check Point Handset P 49 ...

Страница 42: ... checked to Regular BU 2 Press Talk key of the HS to establish link 2 X tal Frequency confirmation 1 Check X tal Frequency 1 10 368 MHz 100 Hz 1 Check X tal Frequency 2 10 368 MHz 100 Hz 3 Range Confirmation Normal HS BU Mode Normal mode 1 Register Regular HS to BU to be checked 2 Press Talk key of the Regular HS to establish link 3 Compare the range of the BU being checked with that of the Regula...

Страница 43: ...9 1 5 Check Handset Transmission Cross Reference Signal Route P 14 9 1 6 Check Handset Reception Cross Reference How to Check the Speaker or Receiver P 68 Signal Route P 14 9 1 7 Check Caller ID Cross Reference Signal Route P 14 ...

Страница 44: ... Telephone Line Interface P 10 Check Link P 36 How to Check the Speaker or Receiver P 68 9 1 9 Check TAM Operation Cross Reference Power Supply Circuit P 9 Note 1 When replacing FLASH MEMORY IC421 TAM data need to be written to it Refer to Base Unit of Things to Do after Replacing IC or X tal P 65 ...

Страница 45: ...Confirm that the voltage between test point VDD5 and GND is 2 5 V 0 1 0 3 V IC7 C404 D Charge Pump 3 0 V Supply Confirma tion VDD4 1 Confirm that the voltage between test point VDD4 and GND is 3 0 V 0 2 V IC7 C422 C425 E BBIC Confirmation 1 BBIC Confirmation Execute the command getchk 2 Confirm the returned checksum value Connection of checksum value and program number is shown below IC7 X1 R76 R6...

Страница 46: ...mmand sendchar dmv 2 2 4 Check that Signalling Status has been set to Locked then press ACCEPT RFPI 5 Initiate connection from Dect tester set up connect 6 Execute the command ANT1 7 Confirm that the NTP value at ANT is 19 0 dBm 25 0 dBm IC7 L104 C101 C106 C102 C109 R65 R66 DA1 R802 R807 C837 C826 C822 C820 C832 C833 C63 Q401 C402 C105 C110 C65 IC801 D801 D802 C801 C804 C808 C814 L802 L804 C819 C8...

Страница 47: ...irm that the BER is 1000 ppm IC7 L104 C101 C106 C102 C109 R65 R66 DA1 R802 R807 C837 C826 C822 C820 C832 C833 C63 Q401 C402 C105 C110 C65 IC801 D801 D802 C801 C804 C808 C814 L802 L804 C819 C834 C825 O Timing Confirmation ANTI_TP Follow steps 1 to 6 of J 7 Confirm that the Timing accuracy is 5 0 ppm When adjust the frequency of CLK in item G 15 ppm When do not adjust the frequency of CLK in item A ...

Страница 48: ...ut 20 dBm 1 kHz to Line I F Measure the level at Receiver of Handset and distortion level Receive volume set to second position from minimum 5 Confirm that the level is 22 dBm 2 dBm and that the distortion level is 5 at Receiver Volume Middle 150 Ω Load IC7 SA1 L1 L2 D3 Q3 Q4 R14 R15 R16 R17 R Charging Check 1 Connect Charge Contact 10 Ω 2 W resistor between charge and charge 2 Measure and confirm...

Страница 49: ...1 C44 R12 C3 R45 C40 C45 F1 L8 B BBIC Confirmation 1 BBIC Confirmation Execute the command getchk 2 Confirm the returned checksum value Connection of checksum value and program number is shown below IC1 X1 RA61 R64 R66 C EEP ROM Confirmation 1 EEP ROM Confirmation Execute the command ChkTGA731XXrevYY bat XX country code YY revision number 2 Confirm the returned checksum value Note XX YY and checks...

Страница 50: ...here is flashing of Battery Icon IC1 F1 C1 C3 R12 R45 H BBIC Clock Adjustment CLK 1 Apply 2 6 V between BATT and BATT with DC power 2 Input Command sendchar sfr then you can confirm the current value 3 Check X tal Frequency 10 368 MHz 100 Hz 4 If the frequency is not 10 368 MHz 100 Hz adjust the frequency of CLK exe cuting the command sendchar sfr xx xx where xx is the value so that the reading of...

Страница 51: ...19 IC801 R107 R108 C117 C118 C841 C125 C842 DA1 C801 C804 D801 D802 C837 C826 C822 C820 C832 C833 R801 R807 L Frequency Drift Confir mation Follow steps 1 to 3 of I 4 Confirm that the frequency Drift is 20 kHz ms IC1 C808 C814 L802 L804 C825 C834 C819 IC801 R107 R108 C117 C118 C841 C125 C842 DA1 C801 C804 D801 D802 C837 C826 C822 C820 C832 C833 R801 R807 M Sensitivity Receiver Confirmation Follow ...

Страница 52: ...C837 C826 C822 C820 C832 C833 R801 R807 O Audio Check and Confir mation 1 Link to BASE which is connected to Line Simulator 2 Set line voltage to 48 V and line current to 40 mA 3 Input 45 dBm 1KHz to MIC and measure Line output level 4 Confirm that the level is 8 5 dBm 2 dBm and that the distortion level is 5 at TEL Line 600 Ω Load 5 Input 20 dBm 1KHz to Line I F and measure Receiving level at REV...

Страница 53: ...53 KX TG7341BX KX TGA731BX 10 Disassembly and Assembly Instructions 10 1 Disassembly Instructions 10 1 1 Base Unit ...

Страница 54: ...54 KX TG7341BX KX TGA731BX ...

Страница 55: ...55 KX TG7341BX KX TGA731BX 10 1 2 Handset ...

Страница 56: ...56 KX TG7341BX KX TGA731BX 10 1 3 Charger Unit ...

Страница 57: ...57 KX TG7341BX KX TGA731BX 10 2 How to Replace the Handset LCD ...

Страница 58: ...Serial JIG JIG Cable PQZZ1CD300E PC which runs in DOS mode Batch file CD ROM for setting PQZZTG7341BX Note If you have the JIG Cable for TCD500 series PQZZ1CD505E change the following values of resis tance Then you can use it as a JIG Cable for both TCD300 and TCD500 series It is an upper compatible JIG Cable 11 1 2 PC Setting 11 1 2 1 Connections Connect the AC adaptor to DC JACK base unit Connec...

Страница 59: ...rom 00 00 FF and the data from address 00 00 to FF is read out readid Read ID RFPI Type readid and the registered ID is read out writeid Write ID RFPI Type writeid 00 18 E0 0E 98 and the ID 0018 E0 0E 98 is written hookoff Off hook mode on Base Type hookoff hookon On hook mode on Base Type hookon getchk Read checksum Type getchk wreeprom Write the data of EEPROM Type wreeprom 01 23 45 01 23 is add...

Страница 60: ... R20 R429 R428 R425 R427 IC421 R426 R424 R78 R70 R210 R211 R212 R213 R76 R77 R69 R68 R67 R26 R19 R25 R29 C18 C60 C218 C201 C219 R201 C428 C423 C421 C401 C422 C424 C425 C19 C20 C33 C840 C109 C110 C105 C106 L805 C39 C74 C35 C22 C23 C24 C21 SPI_DI SPI_DO SPI_CLK JTAG 8 1 4 5 IC401 CHG TP16_sub TP15_sub POW IC1 PNLB1037Z A 10 6 1 1 3 PbF WP UTX URX GND GND L1T L1R DTMF Tester Call ID Simulator BELL Si...

Страница 61: ... connecting the simulator equipment for checking please refer to below 11 3 1 Bottom View Note A is referred to Check Point Charger Unit P 48 TP4 TP3 1 2 J1 D1 A F1 PbF PQLV30055 PQLV30056 PQUP11532Z Charge Charge 10 2 W Digital Volt Meter A DC POWER DC 6 5 V TP3 TP4 GND ...

Страница 62: ...1 4 1 2 JIG and PC Serial JIG JIG Cable PQZZ1CD300E PC which runs in DOS mode Batch file CD ROM for setting PQZZTG7341BX Note If you have the JIG Cable for TCD500 series PQZZ1CD505E change the following values of resis tance Then you can use it as a JIG Cable for both TCD300 and TCD500 series It is an upper compatible JIG Cable 11 4 2 PC Setting 11 4 2 1 Connections Connect the DC Power or Battery...

Страница 63: ...deeprom Read the data of EEPROM Type rdeeprom 00 00 FF and the data from address 00 00 to FF is read out readid Read ID RFPI Type readid and the registered ID is read out writeid Write ID RFPI Type writeid 00 18 E0 0E 98 and the ID 0018 E0 0E 98 is written getchk Read checksum Type getchk wreeprom Write the data of EEPROM Type wreeprom 01 23 45 01 23 is address and 45 is data to be written ...

Страница 64: ...24 C181 C180 C179 C178 C177 C107 C106 C103 C105 C104 C185 C176 C175 C184 C174 C173 C20 C21 C97 C96 C10 C47 C48 C833 C 8 2 2 R 8 0 4 C820 C826 C809 C810 C819 C183 C182 C825 C801 C803 C117 C812 C49 C51 C22 C40 C140 C172 C1 C39 SP_PHONE_SPEAKER C5 C13 C6 X1 C11 C121 C34 C76 C35 F1 C77 R9 R10 R8 R45 R55 R50 R58 R53 R57 R56 R51 R52 R54 R254 R253 R215 R806 R65 R64 R244 R237 R258 R12 R234 R233 R270 R238 ...

Страница 65: ...ecute the command getchk then confirm the checksum value is correct 3 Default batch file Execute the command default bat 4 Country version batch file Execute the command TG7340XXrevYY bat 1 5 Clock adjustment Refer to Check Point G 2 EEPROM IC401 Adjustment parameter data country version batch file default batch file etc 1 Change the address 0000 of EEPROM to 55 2 Default batch file Execute the co...

Страница 66: ...ed 7 Detach the JIG cable then press the handset Power key to turn it on 8 Connect the JIG cable again and execute the command getchk then confirm the checksum value is correct If the downloading fails start again from step 1 9 Default batch file Execute the command default bat 10 Default batch file remaining Execute the Command TGA731DEFrevYY bat 3 11 Country version batch file Execute the comman...

Страница 67: ...equency Drift 35 kHz ms Check Point Base Unit M RX Sensitivity 1000 ppm Check Point Base Unit N Timing Accuracy 5 0 ppm 15 0 ppm Check Point Base Unit O Power RAMP Power RAMP is matching Check Point Base Unit P Item Value Refer to TX Power 19 dBm 25 dBm Check Point Handset I Modulation 370 30 370 30 kHz div Modulated width 690 kHz Check Point Handset J Frequency Offset 50 kHz 50 kHz Check Point Ha...

Страница 68: ...dset BASE UNIT HANDSET Channel No Transmit Frequency Receive Frequency Transmit Frequency Receive Frequency 1 1897 344 1897 344 1897 344 1897 344 2 1895 616 1895 616 1895 616 1895 616 3 1893 888 1893 888 1893 888 1893 888 4 1892 160 1892 160 1892 160 1892 160 5 1890 432 1890 432 1890 432 1890 432 6 1888 704 1888 704 1888 704 1888 704 7 1886 976 1886 976 1886 976 1886 976 8 1885 248 1885 248 1885 2...

Страница 69: ... O A I 26 CIDINn MICp A I CIDINn A I A I 27 CIDINp VREFp A I CIDINp A I A I 28 PULSE_CTRL D O N C O_0 1 A I 29 RINGn P3_6 D O HOOK O_0 1 A I 30 RINGOUT RINGING P3_5 A I RINGING A I A I 31 PARADET P3_4 A I PARADET A I A I 32 ADC0 P3_3 A I ADC0 A I A I 33 ADC1 INT0 P1_0 A I ADC1 A I I PU 34 NTC ADC2 GND A I 35 SOCp GND A I 36 SOCn GND A I 37 CHARGE_CTRL A O N C A O O 0 38 P1_7 CHARGE A I CHARGE A I ...

Страница 70: ...Tn A O RSTn A O I PU 77 JTAG D I O JTAG I O_0 1 I PU 78 P2_5 PCM_FSC SF D O PCM_FSC O_0 1 I PU 79 P2_4 SCL1 PCM_DO DP3 D O PCM_DO O_0 1 I PU 80 P2_3 SDA1 PCM_DI DP2 D I PCM_DI I_0 1 I PU 81 P2_2 PCM_CLK CLK100 D O PCM_CLK O_0 1 I PU 82 P5_5 D O KEY5 O_0 1 I PU 83 P5_6 D O EEP_WP O_0 I PU 84 P5_7 D O TAM_WP O_0 1 I PU 85 P2_1 ECZ2 PWM1 LED4 D O TAM_RESET O_0 1 I 86 P2_0 ECZ1 PWM0 LED3 D O Low_Rad O...

Страница 71: ...DC2 I_0 A I 29 SOCp A I SOCp A I A I 30 SOCn A I SOCn A I A I 31 CHARGE_CTRL A O CHARGE_CTRL A O O 0 32 P1_7 CHARGE A I CHARGE A I I PD 33 PAOUTp P3_1 A O PAOUTp A O O 0 34 VDDPA VDDPA 35 PAOUTn P3_0 A O PAOUTn A O O 0 36 VBAT1 VBAT1 37 CP_C1x A I O CP_C1x A I O A I 38 CP_C2x A I O CP_C2x A I O A I 39 CP_C1y A I O CP_C1y A I O A I 40 VBAT2 VBAT2 41 CP_C2y A I O CP_C2y A I O A I 42 CP_VOUT1 LED1 A ...

Страница 72: ... PWM1 LED4 D I N C O_0 A I 68 P2_0 ECZ1 PWM0 LED3 D O BELL_LED_A A I A I 69 VDD2 1 8V 70 LDORF_CTRL A I N C A I A I 71 RF_SUPPLY2 RF_SUPPLY2 72 RF0n D O ANT2 O_0 1 Hi Z 73 RFP4 D O PON O_0 1 Hi Z 74 RFP3 D O PSEL O_0 1 Hi Z 75 VDD_PADR A O VDD_PADRV A O A O 76 VSS_PADR1 GND 77 RF_TXp A O TXp A O A O 78 RF_TXn A O TXn A O A O 79 VSS_PADR2 GND 80 RFP2 D O TXON O_0 1 Hi Z 81 GND GND Pin No Descriptio...

Страница 73: ...he PCB foil Flux Recommended Flux Specific Gravity 0 82 Type RMA lower residue non cleaning type Note See About Lead Free Solder Pbf Pb free P 4 12 3 2 How to Remove the IC 1 Put plenty of solder on the IC pins so that the pins can be completely covered Note If the IC pins are not soldered enough you may give pressure to the P C board when cutting the pins with a cutter 2 Make a few cuts into the ...

Страница 74: ...the IC setting with the corresponding soldering foil 2 Apply flux to all pins of the FLAT PACKAGE IC 3 Solder the pins sliding the soldering iron in the direction of the arrow 12 3 4 How to Remove a Solder Bridge 1 Lightly resolder the bridged portion 2 Remove the remaining solder along the pins using a soldering iron as shown in the figure below ...

Страница 75: ...efficiently choose the right sized nozzle of the hot air desoldering tool that matches the IC package Be careful about the temperature of the hot air desoldering tool not to damage the PCB and or IC 12 4 3 How to Remove the IC 1 Heat the IC with a hot air desoldering tool through the P C Board 2 Pick up the IC with tweezers etc when the solder is melted completely Note Be careful not to touch the ...

Страница 76: ...C the positioning should be done very carefully 3 Heat the IC with a hot air desoldering tool through the P C Board until the solder on IC bottom is melted Note Be sure to place it precisely controlling the air volume of the hot air desoldering tool 4 After soldering confirm there are no short and open circuits with visual inspection 12 4 5 How to Remove a Solder Bridge When a Solder Bridge is fou...

Страница 77: ...77 KX TG7341BX KX TGA731BX 12 5 Terminal Guide of the ICs Transistors and Diodes 12 5 1 Base Unit 12 5 2 Handset 12 5 3 Charger Unit ...

Страница 78: ...velopment of new technology 13 1 2 Handset Schematic Diagram Handset Notes 1 DC voltage measurements are taken with an oscilloscope or a tester with a ground 2 The schematic diagram may be modified at any time with the development of new technology 13 1 3 Charger Unit Schematic Diagram Charger Unit Notes 1 DC voltage measurements are taken with voltmeter from the negative voltage line 2 The schema...

Страница 79: ...79 KX TG7341BX KX TGA731BX Memo ...

Страница 80: ...7 8 GND C506 NC GND C505 NC GND GND 0 R502 0 R501 GND GND Q302 Q301 GND GND GND GND C101 15p 15n L104 GND R212 NC R211 NC R213 NC UVCC LE RDI TDO SIO SK TAM_RESET TAM_EN TAM_WP SPI_CLK SPI_DO SPI_DI FLASH_CSn WP Low_Rad ANT2 ANT1 SPI2_CLK SPI2_DI SPI2_DO MIC 10k R76 NC R77 NC D204 VDD4 CN1 2 CN1 1 CN1 3 CN1 4 CN1 5 CN1 6 CN1 7 CN1 8 CN1 9 CN1 10 CN2 1 CN2 2 CN2 3 CN2 4 CN2 5 CN2 6 R210 1M 1 8V 1 8...

Страница 81: ...ND 10p C37 10p C38 10p C72 GND 10p C39 GND NC R37 NC C16 100n C73 GND CHARGE 10k R405 SA2 NC GND 10 330u C53 R57 5 6 5 6 R56 D26 NC 3p C74 IC401 1 A0 2 A1 3 A2 4 GND 5 SDA 6 SCL 7 WP 8 VCC IC7 4 VSS_LNA2 5 RFP1 6 RFP0 7 REF_RES 8 AVS_XTAL 9 XTAL2 10 XTAL1 11 AVD_XTAL 12 RF_SUPPLY1 13 VDD1 14 SPI2_EN P4_0 15 SPI2_CLK P4_1 16 SPI2_DO P4_2 17 SPI2_DI P4_3 18 P4_4 19 LDO_CTRL 20 AVD 21 LSRn 22 LSRp 29...

Страница 82: ... 9 PO 10 VCC 11 GND 5 PRAMP 6 PAON 1p C806 NC 100n C808 3 3n C814 3 0V GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND A_1 Pow_Adj 10p C819 15p C825 0 75p C820 C807 NC 7p C832 7p C833 1 6p C813 GND GND 10p C811 1n L805 50 0 9p C840 GND C837 NC 4 7n L803 10p C809 R802 NC 50 10p C113 C111 10p 50 GND 3 3p C812 2 2p C810 2 7n L802 3 3n L804 50 0 75p C834 22n L801 10p C827 0...

Страница 83: ... CN2 4 CN2 5 CN2 6 CN1 1 CN1 2 CN1 3 CN1 4 CN2 1 1 1 2 2 1 2 3 1 2 4 1 2 5 1 2 6 1 2 7 1 2 8 1 2 9 1 2 1 2 0 1 2 1 2 REDIAL 1 2 SP PHONE 1 2 PAUSE 1 2 RECALL 1 2 MUTE 1 2 INT 1 2 AUTO 1 2 NEWMSG 1 2 RPT 1 2 SKIP 1 2 UP 1 2 DOWN 1 2 GREETING 1 2 ERASE 1 2 ANS 1 2 STOP 1 2 NEWMSG2 1 2 KEY5 KEY4 KEY0 KEY3 ROW3 KEY2 KEY1 ROW4 ROW2 ROW0 ROW1 KX TG7341 SCHEMATIC DIAGRAM Base Unit_Operation NC No Compone...

Страница 84: ... C5 NC X1 1 3 2 220 R300 220 R301 220 R303 220 R305 NC R249 10 R20 D7 27k R30 1 VSS_LNA1 2 RF_RXp 21 CIDINp VREFp 3 RF_RXn 4 VSS_LNA2 5 RFP1 6 RFP0 7 REF_RES 8 AVS_XTAL 22 RINGp P3_7 23 RINGn P3_6 24 RINGOUT RINGING P3_5 25 PARADET P3_4 26 ADC0 P3_3 27 ADC1 INT0 P1_0 28 NTC ADC2 41 CP_C2y 42 CP_VOUT1 LED1 43 CP_VOUT2 LED2 44 PON P1_6 45 VDD1 46 P2_7 BXTAL 81 GND 9 XTAL2 10 XTAL1 11 AVD_XTAL 12 RF_...

Страница 85: ...ND_0 GND_0 GND_0 D13 D14 3 0V R254 NC 0 R55 10k R54 GND GND GND GND_0 GND_0 CP 2 5V CP 2 5V 100p C842 10p C118 10p C125 GND 220 R108 220 R107 10p C117 GND GND ANT_TP 10p C124 ANT1 ANT2 100p C841 GND GND GND 1p C834 7p C832 GND GND 10p C811 10p C809 GND 100n C808 7p C833 100p C822 50 1 5p C826 220 R807 1 3p C803 1k R803 220 R806 47 R805 D801 1 6p C813 GND GND 2 4p C802 7p C801 BATTERY GND GND 2 4p ...

Страница 86: ...86 KX TG7341BX KX TGA731BX 13 6 Schematic Diagram Charger Unit J1 2 1 TP3 G TP2 TP1 TP4 R1 10 D1 A K F1 SCHEMATIC DIAGRAM Charger Unit ...

Страница 87: ... D23 D202 C224 C223 D201 R35 R15 R63 R34 R33 R71 R 8 0 2 R805 R807 R64 R803 R804 R79 R203 R202 R51 R50 R55 R57 R31 C26 Q2 R30 R56 R23 C2 R302 R301 RA502 RA501 R501 R502 R205 R304 R503 R303 R52 R53 C34 C113 C108 C107 C64 C63 C816 C815 C814 C816 C817 C811 C807 C808 C834 JOINT1 C837 C822 C832 C827 C804 C112 C210 C208 C209 C222 C221 C220 C212 C71 C54 C65 C36 C29 C31 C66 C104 C202 C73 C403 C429 Q101 Q8...

Страница 88: ...C38 TP10 TP9 1 4 5 8 R405 R404 R402 R18 R20 R429 R428 R425 R427 IC421 R426 R424 R78 R70 R210 R211 R212 R213 R76 R77 R69 R68 R67 R26 R19 R25 R29 C18 C60 C218 C201 C219 R201 C428 C423 C421 C401 C422 C424 C425 C19 C20 C33 C840 C109 C110 C105 C106 L805 C39 C74 C35 C22 C23 C24 C21 SPI_DI SPI_DO SPI_CLK JTAG 8 1 4 5 IC401 CHG TP16_sub TP15_sub POW IC1 PNLB1037Z A 10 6 1 1 3 PbF KX TG7341 CIRCUIT BOARD B...

Страница 89: ... 2 1 Component View KX TG7341H TG7331H PbF PNLB1038Z S T O P SKIP LED4 ANS INT MUTE PROGRAM RECALL SP PHONE LED3 LED2 DOWN 1 2 3 4 5 6 7 8 9 0 MSG G R E E T I N G P A U S E ERASE RPT UP A 10 6 1 1 3 LED1 REDIAL KX TG7341 CIRCUIT BOARD Base Unit_Operation Component View ...

Страница 90: ...90 KX TG7341BX KX TGA731BX 14 2 2 Bottom View KX TG7341H TG7331H PbF PNLB1038Z PNWH01 A PNWH02 10 6 1 1 3 KX TG7341 CIRCUIT BOARD Base Unit_Operation Bottom View ...

Страница 91: ...41 R152 R157 R40 1 4 1 4 8 5 R28 R305 R300 E L1 L4 L8 L5 IC3 IC13 RA4 POWER D1 D7 D4 D3 D8 Q9 RECEIVER C124 C181 C180 C179 C178 C177 C107 C106 C103 C105 C104 C185 C176 C175 C184 C174 C173 C20 C21 C97 C96 C10 C47 C48 C833 C 8 2 2 R 8 0 4 C820 C826 C809 C810 C819 C183 C182 C825 C801 C803 C117 C812 C49 C51 C22 C40 C140 C172 C1 C39 SP_PHONE_SPEAKER C5 C13 C6 X1 C11 C121 C34 C76 C35 F1 C77 R9 R10 R8 R4...

Страница 92: ...T_A Q12 E SOFT_B SOFT_C SP DOWN CANCEL 1 2 3 4 5 6 7 INT 0 MIC 8 R A 9 LED5 LED7 LED4 LED9 PbF LED12 C152 C138 C70 C71 R801 R19 R18 R17 R66 R63 R15 R16 R310 C842 C841 C125 C118 R308 R309 R108 R107 C36 LED1 LED2 LED3 CN5 LED8 LED6 KX TGA731 CIRCUIT BOARD Handset Bottom View ...

Страница 93: ...harger Unit 14 4 1 Component View 14 4 2 Bottom View J1 R1 D1 A PQUP11532Z PbF PQLV30055 PQLV30056 CIRCUIT BOARD Charger unit Component View TP4 TP3 1 2 J1 D1 A F1 PbF PQLV30055 PQLV30056 PQUP11532Z CIRCUIT BOARD Charger unit Bottom View TP4 GND TP3 ...

Страница 94: ...94 KX TG7341BX KX TGA731BX 15 Exploded View and Replacement Parts List 15 1 Cabinet and Electrical Parts Base Unit ...

Страница 95: ...cal Parts Handset Note 1 This cable is fixed by welding Refer to How to Replace the Handset LCD P 57 2 The rechargeable Ni MH battery HHR 4MPT is available through sales route of Panasonic 3 Attach the spacer No 123 to the exact location described above ...

Страница 96: ...96 KX TG7341BX KX TGA731BX 15 3 Cabinet and Electrical Parts Charger Unit ...

Страница 97: ...97 KX TG7341BX KX TGA731BX 15 4 Accessories and Packing Materials 15 4 1 KX TG7341BXM BXT ...

Страница 98: ...98 KX TG7341BX KX TGA731BX 15 4 2 KX TGA731BXB BXF BXS ...

Страница 99: ...Z GUIDE SPEAKER POM HB 4 PNKE1001Y2 CASE CHARGE TERMINAL PS HB 5 PNJT1003Z CHARGE TERMINAL 6 PNJK1024Y KEYBOARD SWITCH DIAL for KX TG7341BXM 6 PNJK1024Z KEYBOARD SWITCH DIAL for KX TG7341BXT 7 PNBC1002Y6 BUTTON NAVIGATOR KEY for KX TG7341BXM ABS HB 7 PNBC1002Y5 BUTTON NAVIGATOR KEY for KX TG7341BXT ABS HB 8 PNHR1001Z GUIDE BUTTON PS HB 9 PNBC1001Z5 BUTTON MESSAGE for KX TG7341BXM AS HB 9 PNBC1001Z...

Страница 100: ... ERJ2GEJ102 1k R73 ERJ2GEJ102 1k R74 ERJ2GEJ102 1k Safety Ref No Part No Part Name Description Remarks R76 ERJ2GEJ103 10k R79 ERJ2GEJ103 10k R202 ERJ3GEYJ102 1k R203 ERJ2GEJ104 100k R204 ERJ2GE0R00 0 R205 ERJ2GEJ331 330 R206 ERJ2GEJ222 2 2k R207 ERJ2GEJ222 2 2k R208 ERJ2GEJ222 2 2k R209 ERJ2GEJ222 2 2k R210 ERJ2GEJ105X 1M R301 ERJ3GEYJ221 220 R302 ERJ3GEYJ391 390 R303 ERJ3GEYJ391 390 R304 ERJ3GEYJ...

Страница 101: ...05C LEAD WIRE PARALLEL WIRE Safety Ref No Part No Part Name Description Remarks E3 PNWHK10SH05C LEAD WIRE PARALLEL WIRE F1 K5H302Y00003 FUSE X1 H0J103500032 CRYSTALOSCILLATOR 1 Safety Ref No Part No Part Name Description Remarks PCB2 PNWP2G7341EH OPERATIONAL P C BOARD ASS Y RTL LEDS LED1 LNJ308G8JRA LED LED2 PQVDBR1111C LED S LED3 PQVDBR1111C LED S LED4 PQVDBR1111C LED S Safety Ref No Part No Part...

Страница 102: ...3 B3ACB0000216 LED LED4 B3ACB0000216 LED LED5 B3ACB0000216 LED LED6 B3ACB0000216 LED LED7 B3ACB0000216 LED LED8 B3ACB0000216 LED LED9 B3ACB0000216 LED LED12 B3ACB0000216 LED COILS L4 G1C100MA0072 COIL L5 G1C100MA0072 COIL L801 PQLQR4C22NJ COIL L802 G1C4N7Z00006 COIL Safety Ref No Part No Part Name Description Remarks L803 G1C4N7Z00006 COIL L804 G1C4N7Z00006 COIL F1 PQLQR2M5N6K COIL S COMPONENTS PA...

Страница 103: ...E1H332KBQ 0 0033 C819 ECUE1H100DCQ 10p C820 F1G1HR75A480 0 75p C822 ECUE1H101JCQ 100p C825 ECUE1H100DCQ 10p C826 F1G1H1R5A480 1 5p C827 ECUE1H100DCQ 10p C832 F1G1H7R0A480 7p C833 F1G1H7R0A480 7p C834 F1G1H1R0A480 1p C837 F1G1HR50A480 0 5p C841 ECUE1H101JCQ 100p Safety Ref No Part No Part Name Description Remarks C842 ECUE1H101JCQ 100p OTHERS MIC100 L0CBAY000016 MICROPHONE E101 L5DZBYY00013 LIQUID ...

Страница 104: ...1176Z LEAFLET QUICK GUIDE for Persian P1 PQPP10152Z PROTECTION COVER for Base Unit P2 XZB08X25B02 PROTECTION COVER for Handset P3 PNPK1798Z GIFT BOX Safety Ref No Part No Part Name Description Remarks A101 PQLV209BXU AC ADAPTOR A102 PNQX1170Z INSTRUCTION BOOK for English 1 A103 PNQX1171Z INSTRUCTION BOOK for Arabic 1 A104 PNQX1172Z INSTRUCTION BOOK for Persian 1 P101 XZB08X25B02 PROTECTION COVER f...

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