Panasonic KX-TG8041RUM Service Manual Download Page 9

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KX-TG8041RU/KX-TGA800RU

4.2.2.

Power Supply Circuit

The power is supplied to the DECT BBIC, RF Module, EEPROM and Charge Contact from AC Adaptor (+6.5 V) as shown in
Fig.101. The power 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

→

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

→

IC201

DC Jack (+6.5 V)

→

IC1

→

IC201

• Charge Contact (TP16):

DC Jack (+6.5 V)

→

R57

→

R56

→

D22

→

TP16

<Fig.101>

Summary of Contents for KX-TG8041RUM

Page 1: ...bution is a violation of law ORDER NO KM40904905CE Telephone Equipment Model No KX TG8041RUM KX TG8041RUT KX TGA800RUT KX TGA800RUC KX TGA800RUS Digital Cordless Answering System M Metallic Grey Version T Titanium Black Version C Blue Version S Silver Version for Russia ...

Page 2: ...2 KX TG8041RU KX TGA800RU ...

Page 3: ...d 49 11 2 The Setting Method of JIG Base Unit 49 11 3 Adjustment Standard Base Unit 51 11 4 Adjustment Standard Charger Unit 52 11 5 The Setting Method of JIG Handset 53 11 6 Adjustment Standard Handset 55 11 7 Things to Do after Replacing IC or X tal 56 11 8 RF Specification 58 11 9 How to Check the Speaker or Receiver 59 11 10 Frequency Table MHz 59 12 Miscellaneous 60 12 1 How to Replace the Fl...

Page 4: ... 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 S...

Page 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...

Page 6: ...3 Specifications Note Design and specifications are subject to change without notice Note for Service Operation range Up to 300 m outdoors Up to 50 m indoors depending on the condition Analog telephone connection Telephone Line ...

Page 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...

Page 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...

Page 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 ...

Page 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...

Page 11: ... 35 33 16 15 20 32 31 57 58 13 43 14 63 56 55 66 ADPCM Codec Filter DSP Speech Decoding Speech Encoding BMC Burst Decoding Burst Encoding RF Interface 9 10 XTAL X1 10 368 MHz BATTERY 41 ON SWITCH KEYPAD ROWS COLUMNS 27 49 50 51 22 23 24 25 26 BBIC IC1 IC3 54 LCD BACK LIGHT 52 19 LDO CTRL 42 KEY BACK LIGHT IC801 2 3 RXn RXp 78 77 73 TXn TXp Pon PSEL 74 V DD PADRY 4 3 6 7 75 80 TXon RXon D801 D802 6...

Page 12: ...Charge 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 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 101...

Page 13: ...13 KX TG8041RU KX TGA800RU 4 5 Circuit Operation Charger Unit 4 5 1 Power Supply Circuit The power supply is as shown ...

Page 14: ...14 KX TG8041RU KX TGA800RU 4 6 Signal Route ...

Page 15: ...15 KX TG8041RU KX TGA800RU ...

Page 16: ... Instruction book on TSN Server 6 Installation Instructions Refer to the Operating Instructions Note You can download and refer to the Operating Instructions Instruction book on TSN Server 7 Operating Instructions Refer to the Operating Instructions Note You can download and refer to the Operating Instructions Instruction book on TSN Server 7 1 For Service Hint ...

Page 17: ...17 KX TG8041RU KX TGA800RU 8 Service Mode 8 1 Engineering Mode 8 1 1 Base Unit ...

Page 18: ... Careless rewriting may cause serious damage to the computer system ID 00 10 00 14 Given value Bell length 01 F5 32 5 sec 2 1E 3 sec 14 2 sec This is time until bell stops ringing Unit 100 ms PULSE Dial speed 10 PPS 20 PPS 03 B2 28 40 msec 2 14 20msec This is pulse make time Unit 1 ms 03 B3 3C 60 msec 2 1E 30msec This is pulse break time Unit 1 ms 01 E4 57 870 msec 2 2C 440 msec This is inter digi...

Page 19: ...19 KX TG8041RU KX TGA800RU 8 1 2 Handset ...

Page 20: ...cause 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 ...

Page 21: ...nebook to another compatible Panasonic handset This will help to save the original phonebook data which the customer has registered 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 ...

Page 22: ...22 KX TG8041RU KX TGA800RU 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 ...

Page 23: ...d not be performed for a usual repair 8 3 1 Resetting 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 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 users do not bring the base un...

Page 24: ...ting Flowchart Flow Chart Cross Reference Check Power P 25 Bell Reception P 35 Check Battery Charge P 26 Check Link P 27 Check the RF part P 31 Check Handset Transmission P 34 Check Handset Reception P 34 Signal Route P 14 Check Caller ID P 34 Check TAM Operation P 35 ...

Page 25: ...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 ...

Page 26: ...X TGA800RU 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 25 Charge Circuit P 12 9 1 2 3 Charger Unit Cross Reference Charge Circuit P 12 ...

Page 27: ...7 KX TG8041RU KX TGA800RU 9 1 3 Check Link 9 1 3 1 Base Unit Note 1 Refer to Troubleshooting by Symptom Base Unit and Charger Unit P 36 Cross Reference Check Point Base Unit P 36 Power Supply Circuit P 9 ...

Page 28: ...28 KX TG8041RU KX TGA800RU Cross Reference Check Point Base Unit P 36 ...

Page 29: ...29 KX TG8041RU KX TGA800RU 9 1 3 2 Handset Note 1 Refer to Troubleshooting by Symptom Handset P 40 Cross Reference Check Point Handset P 40 Power Supply Circuit Reset Circuit P 12 ...

Page 30: ...30 KX TG8041RU KX TGA800RU Cross Reference Check Point Handset P 40 ...

Page 31: ...TG8041RU KX TGA800RU 9 1 4 Check the RF part 9 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 ...

Page 32: ...2 RF Check Flowchart Each item 1 3 of RF Check Flowchart corresponds to Check Table for RF part P 33 Please refer to the each item Note 1 Base unit refer to G of Check Point Base Unit P 36 Handset refer to H of Check Point Handset P 40 ...

Page 33: ... 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...

Page 34: ...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 59 Signal Route P 14 9 1 7 Check Caller ID Cross Reference Signal Route P 14 ...

Page 35: ... Telephone Line Interface P 10 Check Link P 27 How to Check the Speaker or Receiver P 59 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 56 ...

Page 36: ... VDD3 and GND is 3 0 V 0 2 V IC1 C50 C51 C52 R50 R51 C53 F1 D1 B 1 8 V Supply Confirma tion VDD1 1 Confirm that the voltage between test point VDD1 and GND is 1 8 V 0 1 V Q8 C55 C61 C64 IC7 C Charge Pump 2 5 V Supply Confirma tion VDD5 1 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 betw...

Page 37: ... high Group is 3 2dBm 5 Confirm that the low Group is 6 2dBm IC7 R25 C21 R29 C22 C23 D21 J Transmitted Power Con firmation ANTI_TP Remove the Antenna before starting step from 1 to 7 1 Configure the DECT tester CMD60 as follows Setting Test mode FP Traffic Carrier 5 Traffic Slot 4 Mode Loopback PMID 00000 RF LEVEL 70 dBm 2 Execute the command sendchar TST 3 Execute the command sendchar dmv 2 2 4 C...

Page 38: ...nfirm that the frequency drift is 20 kHz ms 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 N Sensitivity Receiver Confirmation ANTI_TP Follow steps 1 to 6 of J 7 Set DECT tester power to 90 dBm 8 Confirm that the BER is 1000 ppm IC7 L104 C101 C106 C102 C109 R65 R66 DA1 R802 R8...

Page 39: ...ut 45dBm 1kHz to MIC of Handset Measure the Level at Line I F and distortion level 3 Confirm that the level is 10 dBm 2 dBm and that the distortion level is 5 at TEL Line 600 Ω Load 4 Input 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 21 dBm 2 dBm and that the distortion level i...

Page 40: ...ommand 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 CP2 5V 1 EEP ROM Confirmation Execute the command ChkTGA800XXrevYY bat XX country code YY revision number 2 Confirm the returned checksum value Note XX YY and checksum vary depending on the country version You can find them in the batch file ...

Page 41: ...cuting the command sendchar sfr xx xx where xx is the value so that the reading of the frequency counter is 10 368000 MHz 5 Hz Note Clear the registered information for Base Unit before measurement because The Frequency will not possibly get stable due to the registered information Pressing the button of 3 7 9 clears the registration Register to it on Base Unit after measurement IC1 X1 C47 I Trans...

Page 42: ...C820 C822 C826 C827 C832 C833 C837 D802 DA1 C117 C124 C186 C187 C802 C804 R107 R108 M Sensitivity Receiver Confirmation Follow steps 1 to 3 of I 4 Set DECT tester power to 88 dBm 5 Confirm that the BER is 1000 ppm IC1 R801 R806 C808 C814 C819 C825 C834 IC801 L802 L804 D801 R807 L801 C820 C822 C826 C827 C832 C833 C837 D802 DA1 C117 C124 C186 C187 C802 C804 R107 R108 N Power RAMP Confirma tion Follo...

Page 43: ... 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 10 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 and REV 6 Confirm that the level is 21 dBm 2 dBm and that the distortion level is 5 at Receiver vol 2 IC1 R23 C12...

Page 44: ...44 KX TG8041RU KX TGA800RU 10 Disassembly and Assembly Instructions 10 1 Disassembly Instructions 10 1 1 Base Unit ...

Page 45: ...45 KX TG8041RU KX TGA800RU ...

Page 46: ...46 KX TG8041RU KX TGA800RU 10 1 2 Handset ...

Page 47: ...47 KX TG8041RU KX TGA800RU 10 1 3 Charger Unit ...

Page 48: ...48 KX TG8041RU KX TGA800RU 10 2 How to Replace the Handset LCD ...

Page 49: ...ss production 11 2 The Setting Method of JIG Base Unit This section explains the PC setting to use command required in Check Point Base Unit P 36 Preparation Serial JIG cable PQZZ1CD300E PC which runs in DOS mode Batch file CD ROM for setting PNZZTG8041RU 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 b...

Page 50: ... 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 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 0...

Page 51: ... 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...

Page 52: ...t When connecting the simulator equipment for checking please refer to below 11 4 1 Bottom View Note A is referred to Check Point Charger Unit P 39 TP4 TP3 1 2 J1 A F1 PbF PNLP1029YA PQUP11532Y Charge Charge 12 2 W Digital Volt Meter A DC POWER DC 6 5 V TP3 TP4 GND ...

Page 53: ...G 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 5 1 Connections Connect the DC Power or Battery to BATT and BATT Connect the JIG cable GND black to GND Connect the JIG cable UTX yellow to UTX and URX red to URX Note COM port names may vary depending on what y...

Page 54: ...n Example rdeeprom 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 writ...

Page 55: ...C147 C331 C TP1 C TP2 C39 R20 C172 SP PHONE_SPEAKER C73 C72 C140 C71 C188 C12 C809 C819 C810 C822 C97 C96 C820 C826 C803 C812 C833 C825 C53 C51 C138 C124 C49 R2 R7 R6 R30 R45 R309 R321 R320 R310 F1 R8 E R300 R301 R304 R302 R305 R303 R248 R249 R331 R332 R23 R207 R28 R802 R806 R63 R64 R107 R108 L5 L4 L14 L804 L803 IC801 RA61 D7 D8 D4 D3 D14 D13 D21 D22 D802 D801 DA1 Q9 Q4 B KX TGA800EX PbF PNLB1040Z...

Page 56: ...e DC Power 2 Connect the JIG cable and execute 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 Programming data is stored in memory country version batch file default batch file etc...

Page 57: ...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 10 Default batch file Execute the command default bat 11 Default batch file remaining Execute the Command TGA800DEFrevYY bat 3 12 Country version batch file Execute the command TG...

Page 58: ...ncy 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 24 dBm Check Point Handset I Modulation 320 400 320 400 kHz div Modu lated width 670 kHz Check Point Handset J Frequency Offset Offset 20 kHz Check Point Han...

Page 59: ...ndset 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 ...

Page 60: ...damage the 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 1 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 i...

Page 61: ...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 1 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 ...

Page 62: ...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 2 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 ...

Page 63: ...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 2 5 How to Remove a Solder Bridge When a Solder Bridge is fou...

Page 64: ...64 KX TG8041RU KX TGA800RU 12 3 Terminal Guide of the ICs Transistors and Diodes 12 3 1 Base Unit 12 3 2 Handset ...

Page 65: ...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...

Page 66: ...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...

Page 67: ... GND 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 ...

Page 68: ... 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...

Page 69: ... 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 TG8041 SCHEMATIC DIAGRAM Base Unit_Operation NC No Compone...

Page 70: ...C331 C38 NC C150 NC IC1 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_SUPPLY1 13 LDO_CTRL 14 AVD 15 LSRn 16 LSRp 17 VREFm 18...

Page 71: ...4 7n L804 3 3n C814 1p C834 GND GND D802 220 R807 10p C809 D801 10p C811 4 7n L802 GND 10p C819 2 4p C804 100n C808 1 3p C803 1k R803 GND GND SP PHONE_SPEAKER 10p C72 10p C73 10p C117 7p C812 10p C825 D13 D14 220 R108 220 R107 MIC PB1 1 2 DA1 1 2 3 D22 D21 GND_1 GND_1 C70 NC C71 NC GND_1 GND_1 C140 NC 0 1u C172 IC3 64k 1 A0 2 A1 3 A2 4 GND 5 SDA 6 SCL 7 WP 8 VCC 1u C188 L14 L15 GNDGND R320 R321 10...

Page 72: ...72 KX TG8041RU KX TGA800RU 13 6 Schematic Diagram Charger Unit J1 2 1 TP3 G TP2 TP1 TP4 R1 12 2W NC A K F1 SCHEMATIC DIAGRAM Charger Unit ...

Page 73: ... 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...

Page 74: ...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 TG8041 CIRCUIT BOARD B...

Page 75: ... 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 TG8041 CIRCUIT BOARD Base Unit_Operation Component View ...

Page 76: ...76 KX TG8041RU KX TGA800RU 14 2 2 Bottom View KX TG7341H TG7331H PbF PNLB1038Z PNWH01 A PNWH02 10 6 1 1 3 KX TG8041 CIRCUIT BOARD Base Unit_Operation Bottom View ...

Page 77: ...2 C113 MIC MIC CHG CHG C74 C75 C150 UTX URX BAT BATT BATT GND D4 D3 C147 C331 C TP1 C TP2 C39 R20 C172 SP PHONE_SPEAKER C73 C72 C140 C71 C188 C12 C809 C819 C810 C822 C97 C96 C820 C826 C803 C812 C833 C825 C53 C51 C138 C124 C49 R2 R7 R6 R30 R45 R309 R321 R320 R310 F1 R8 E R300 R301 R304 R302 R305 R303 R248 R249 R331 R332 R23 R207 R28 R802 R806 R63 R64 R107 R108 L5 L4 L14 L804 L803 IC801 RA61 D7 D8 D...

Page 78: ...234 R233 R238 R53 R50 R51 R109 R54 R55 C105 C106 C107 C103 CN3 E 20 1 R52 R16 R15 R17 R18 R19 C27 Q10 C28 C114 C104 LED5 SOFT_A SOFT_B SOFT_C TALK UP S1 LEFT RIGHT SP 1 2 3 4 5 6 7 8 0 9 INT B R DOWN CANCEL LED8 LED6 KX TGA800 CIRCUIT BOARD Handset_Main Bottom View KX TGA800EX PbF PNLB1040Z ...

Page 79: ...cuit Board Charger Unit 14 4 1 Component View 14 4 2 Bottom View J1 R1 A PQUP11532Y PbF PNLP1029YA CIRCUIT BOARD Charger unit Component View TP4 TP3 1 2 J1 A F1 PbF PNLP1029YA PQUP11532Y CIRCUIT BOARD Charger unit Bottom View TP4 GND TP3 ...

Page 80: ...80 KX TG8041RU KX TGA800RU 15 Exploded View and Replacement Parts List 15 1 Cabinet and Electrical Parts Base Unit ...

Page 81: ...Parts Handset Note 1 This cable is fixed by welding Refer to How to Replace the Handset LCD P 48 2 The rechargeable Ni MH battery P03P or HHR 4MRE is available through sales route of Panasonic 3 Attach the spacer No 121 to the exact location described above ...

Page 82: ...82 KX TG8041RU KX TGA800RU 15 3 Cabinet and Electrical Parts Charger Unit ...

Page 83: ...83 KX TG8041RU KX TGA800RU 15 4 Accessories and Packing Materials 15 4 1 KX TG8041RUM RUT ...

Page 84: ...84 KX TG8041RU KX TGA800RU 15 4 2 KX TGA800RUT RUC RUS ...

Page 85: ...GUIDE SPEAKER POM HB 4 PNKE1001Y2 CASE CHARGE TERMINAL PS HB 5 PNJT1003Z CHARGE TERMINAL 6 PNJK1024W KEYBOARD SWITCH DIAL for KX TG8041RUM 6 PNJK1024X KEYBOARD SWITCH DIAL for KX TG8041RUT 7 PNBC1002Y6 BUTTON NAVIGATOR KEY for KX TG8041RUM ABS HB 7 PNBC1002Y5 BUTTON NAVIGATOR KEY for KX TG8041RUT ABS HB 8 PNHR1001Z GUIDE BUTTON PS HB 9 PNBC1001Z5 BUTTON MESSAGE for KX TG8041RUM AS HB 9 PNBC1001Z2 ...

Page 86: ...10k R79 ERJ2GEJ103 10k R202 ERJ3GEYJ102 1k Safety Ref No Part No Part Name Description Remarks 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 ERJ3GEYJ391 390 R405 ERJ2GEJ103 10k R424 ERJ2GEJ103 10k R425 ERJ2GEJ274 27...

Page 87: ...AD WIRE PARALLEL WIRE Safety Ref No Part No Part Name Description Remarks F1 K5H302Y00003 FUSE X1 H0J103500027 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 Name Description Remarks 101 PNGP1026Y2 PANEL...

Page 88: ...RISTOR D3 D4ZZ00000032 VARISTOR D4 D4ZZ00000032 VARISTOR D8 D4ED1270A014 VARISTOR D13 D4ZZ00000032 VARISTOR D14 D4ZZ00000032 VARISTOR IC FILTERS L14 J0JCC0000287 ICFILTER L15 J0JCC0000287 ICFILTER CONNECTOR CN3 K1MY20BA0112 CONNECTOR RESISTORS R2 ERJ2GEJ392 3 9k R6 ERJ2GEJ102 1k R7 ERJ2GEJ122 1 2k R8 ERJ2GEJ101 100 R15 ERJ2GEJ102 1k R16 ERJ2GEJ331 330 R17 ERJ2GEJ221 220 R20 ERJ2GEJ100 10 R23 ERJ2G...

Page 89: ... PNLC1001XT CHARGER UNIT ASS Y without NAME PLATE RTL for KX TGA800RUT 200 PNLC1001YC CHARGER UNIT ASS Y without NAME PLATE RTL for KX TGA800RUC 200 PNLC1001YG CHARGER UNIT ASS Y without NAME PLATE RTL for KX TGA800RUS 200 1 PNKM1015Y7 CABINET BODY for KX TGA800RUT PS HB 200 1 PNKM1015Y4 CABINET BODY for KX TGA800RUC PS HB 200 1 PNKM1015Y6 CABINET BODY for KX TGA800RUS PS HB 200 2 PNJT1010Z CHARGE...

Page 90: ...RU KX TGA800RU Method of JIG Handset P 53 Y S KXTG8041RUM KXTG8041RUT KXTGA800RUT KXTGA800RUC KXTGA800RUS Safety Ref No Part No Part Name Description Remarks PQZZ1CD300E JIG CABLE 1 PNZZTG8041RU BATCH FILE CD ROM 1 ...

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