Panasonic KX-TG6641B Service Manual Download Page 24

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KX-TG6641B/KX-TG6643B/KX-TG6644B/KX-TG6645B/KX-TGA660B

RF part signal route

SIGNAL ROUTE

㸢㩷

ROUTE

㸢㩷

OUT

HANDSET RF
[ TX_ROUTE ]

HANDSET RF
[ RX_ROUTE ]

BASE UNIT RF
[ TX_ROUTE ]

BASE UNIT RF
[ RX_ROUTE ]

IC1(44/45) - L809 - C812 - DA801 - C895 - ANT

ANT - C895 - DA801 - C826 - IC1(46/47)

IC501(44/45) - C812 - L809 - DA801 - C895 - DA802 - C894/C893 - ANT1/ANT2

ANT1/ANT2 - C894/C893 - DA802 - C895 - DA801 - C826 - IC501(46/47)

Note:

: inside of Handset

Summary of Contents for KX-TG6641B

Page 1: ...pandable KX TG6641 1 TG6641 1 TGA660 Up to 6 KX TG6643 1 TG6641 3 TGA660 2 Up to 6 KX TG6644 1 TG6641 4 TGA660 3 Up to 6 KX TG6645 1 TG6641 5 TGA660 4 Up to 6 KX TGA660 1 TGA660 1 Configuration for each model Information for optional accessories You can expand your phone system by registering optional handsets KX TGA410 KX TGA659 to a single base unit Optional handsets and the supplied handset are...

Page 2: ...chematic Diagrams Circuit Board Diagrams Exploded Views and Replacement Parts List It is essential that these critical parts should be replaced with manufacturer s specified parts to prevent shock fire or other hazards Do not modify the original design without permission of manufacturer IMPORTANT INFORMATION ABOUT LEAD FREE PbF SOLDERING If lead free solder was used in the manufacture of this prod...

Page 3: ...CD 52 12 Measurements and Adjustments 53 12 1 Equipment Required 53 12 2 The Setting Method of JIG 53 12 3 Adjustment Standard Base Unit 57 12 4 Adjustment Standard Charger Unit 58 12 5 Adjustment Standard Handset 59 12 6 Things to Do after Replacing IC or X tal 60 12 7 Frequency Table 62 13 Miscellaneous 63 13 1 How to Replace the LLP Leadless Leadframe Package IC 63 13 2 How to Replace the Flat ...

Page 4: ...rding to the 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 contains lead We will use PbF solder when discussing the lead free solder used in our manufacturing process which is made from Tin Sn Silver Ag and Copper Cu This model and others like it manufactured us...

Page 5: ...h 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 directory ...

Page 6: ...Maximum Approx 3 8 W 0 C 40 C 32 F 104 F 20 80 relative air humidity dry Approx 134 mm 159 mm 180 mm Approx 370 g Rechargeable Ni MH battery AAA R03 size 1 2 V 550 mAh Super Heterodyne PLL synthesizer Quadrature Discriminator 13 824 MHz 100 Hz Frequency Modulation 40 bit Tone DTMF Pulse Up to 48 digits Up to 32 digits Phonebook 11 days at Standby 13 hours at Talk 0 C 40 C 32 F 104 F 20 80 relative...

Page 7: ...ion is performed Handset doesn t make up duplex in no free RF channels because of interference 1 Dummy Bearer Base unit sends Dummy data to the all stand by state handsets Handsets receive that data for synchronization and monitoring request from the base unit Base unit doesn t send Dummy bearer in no free RF channels because of interference 1 Note 1 It is a feature under FCC 15 regulation and for...

Page 8: ...s it to digital data RXDATA BBIC IC1 converts RXDATA into a voice signal and outputs it to speaker Transmission Handset A voice signal from microphone is encoded to digital data and converted into a 1 9GHz modulated radio signal by BBIC IC1 The RF signal after which is amplified in BBIC is fed to an antenna Base unit As for a base unit RF RF signal is received in two antennas BBIC IC501 compares R...

Page 9: ...E DETECT 1 RECEIVE AMP DCIN 1 DCIN 2 IC302 VCCPA VBAT_APU VBAT VCC_FE VCC_IF VCC_VCO PDN DET CHARGE_DET 3 0V DOUBOUT SCL SDA WP VDD ANS_LED SP_LED IC601 FLASH MEMORY IC611 EEPROM MEMORY KEYS LCD R151 R152 R131 R133 Q171 VBAT DL CS MSG_LED LCD_BLT KEY 1 MIP MIN 6 KEY A E CS CD SID SCL RST SPOUTN SPOUTP 3 0 V REGULATOR IC351 RESET IC CLK DO STM CKM R371 R372 Q701 Q702 CHARGE DETECT VCCA VCC KX TG664...

Page 10: ...10 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 4 3 Block Diagram Base Unit_RF Part KX TG6641 6643 6644 6645 BLOCK DIAGRAM Base Unit_RF Part DA801 ANT2 ANT1 TXON RXON RXp RXn ANT2 ANT1 TXp TXn ...

Page 11: ...corded message The BBIC implements synthesized Voice utilizing the built in speech detector and a Flash Memory which stored the vocabulary Caller ID demodulation The BBIC implements monitor and demodulate the FSK DTMF signals that provide CID information from the Central Office Digital Switching The voice signal from telephone line is transmitted to the handset or the voice signal from the handset...

Page 12: ...g part is insulated from VBAT by Doubler of BBIC Circuit Operation 5 5V VBAT RSTN Reset pin 54 VBAT pin 10 pin 57 pin 9 pin 15 IC501 IC302 IC381 IC601 BBIC DOUBLER OUT For peripherals VDDC 1 2V AC Adaptor 3 0V REGULATOR FLASH IC611 EEPROM 3 0V STM CKM Receive Amp RF Part LCD BLT 4 0V REGULATOR ANS LED MSG LED SP LED Startmonitor IC501 57pin VDDC 1 2 V VBAT Reset RSTN IC501_54 pin BBIC chip initial...

Page 13: ...3 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 4 4 4 1 Charge Circuit The voltage from the AC adaptor is supplied to the charge circuits D362 R372 R371 D361 CHARGE F301 DCP CHARGE C306 5 5V DCM ...

Page 14: ...s the DC current flow T L101 D101 Q141 Q161 R163 R167 D101 L102 P101 R ON HOOK Circuit Q141 is open Q141 is connected as to cut the DC loop current and to cut the voice signal The unit is consequently in an on hook condition Pulse Dial Circuit Pin 6 of BBIC turns Q141 ON OFF to make the pulse dialing Side Tone Circuit Basically this circuit prevents the TX signal from feeding back to RX signal As ...

Page 15: ...the voltage is monitored at pin 17 of IC501 There is no parallel connection if the voltage is 0 54 V or higher while a parallel connection is deemed to exist if the voltage is lower Parallel connection detection when off hook When off hook the voltage is monitored at pin 18 of IC501 the presence absence of a parallel connection is determined by detecting the voltage changes If the Auto disconnect ...

Page 16: ...ch is modulated in an FSK Frequency Shift Keying format Data 1 is a 1200 Hz sine wave and data 0 is a 2200 Hz sine wave There are two types of the message format which can be received i e the single message format and plural message format The plural message format allows to transmit the name and data code information in addition to the time and telephone number data Also the telephone exchange se...

Page 17: ...ata and MARK data pass the following route Telephone Line P101 L101 L102 C121 C122 R121 R122 IC501 25 24 If the unit deems that a telephone connected in parallel is in use ACK is not returned even if CAS is received and the information for the second and subsequent callers is not displayed on the portable handset display CAS CAS CPE Alerting Signal Dual Tone of 2130 Hz 2750 Hz 15 dBm 900 ohm load ...

Page 18: ...UTN CKM STM CKM STM BBIC RESET Battery_ON CHG_CTL CHG_DET WP CLK DATA KEYSTOROBE_A E KEYIN_1 5 CHARGE Q4 D7 MIC Receiver Headset Jack CN431 LED Monitor SP LCD CHARGE PUMP IC4 KEYS RF part ANT1 X1 13 824 MHz EEPROM VBAT BATTERY Q5 LED LCD RSTN BELL VBAT VBAT 3V 4 0V VBAT RXn RXp RXON TXp TXn TXON KX TGA660 BLOCK DIAGRAM Handset KEY_LED CP_OFF Q6 LED KEY 4V ...

Page 19: ...19 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 4 6 Block Diagram Handset_RF Part KX TGA660 BLOCK DIAGRAM Handset_RF Part DA801 TXON RXON RXp RXn ANT TXp TXn ...

Page 20: ...stored e g ID user setting 4 7 2 Power Supply Circuit Reset Circuit Circuit Operation When power on the Handset the voltage is as follows BATTERY 2 2 V 2 6 V BATT F1 BBC1 IC1 10 pin The Reset signal generates IC1 54 pin and 1 8 V Startmonitor IC1 57pin VDDC 1 2 V VBAT Reset RSTN IC1_54 pin BBIC chip initialize CKM STM GND BATTERY 2CELL BBIC 3 0V 3 0V DOUBLER OUT Charge Pump For all peripherals 3 0...

Page 21: ... Refer to Fig 101 in Power Supply Circuit Reset Circuit P 12 4 7 4 Battery Low Power Down Detector Circuit Operation Battery Low and Power Down are detected by BBIC which check the voltage from battery The detected voltage is as follows Battery Low Battery voltage V Batt 2 35 V 50 mV The BBIC detects this level and starts flashing Power Down Battery voltage V Batt 2 1 V 50 mV The BBIC detects this...

Page 22: ...its during the power failure supplying power to VBAT of base unit from battery of handset through IC6 CHG terminal and Q351 4 9 Circuit Operation Charger Unit Charge control is executed at handset side so that the operation when using charger is also controlled by handset Refer to Circuit Operation Handset P 20 The route for this is as follows DC pin of J1 F1 R1 CHARGE pad Handset CHARGE pad DC pi...

Page 23: ...ET RX HEADSET TX HEADSET RX HANDSET SP Phone TX HANDSET SP Phone RX SIGNAL ROUTE IN 㸢㩷 ROUTE 㸢㩷 OUT GREETING RECORDING GREETING PLAY TO TEL LINE ICM RECORDING ICM PLAY TO SPEAKER DTMF SIGNAL TO TEL LINE CALLER ID BELL DETECTION HANDSET MIC R73 74 C11 13 RA4 IC1 22 23 HANDSET_RF_TX_ROUTE ANT IC601 IC501 73 74 28 R181 C184 Q161 Q141 D101 L101 L102 P101 T R TEL LINE T R TEL LINE L101 P101 L102 D101 Q...

Page 24: ... ROUTE 㸢㩷 OUT HANDSET RF TX_ROUTE HANDSET RF RX_ROUTE BASE UNIT RF TX_ROUTE BASE UNIT RF RX_ROUTE IC1 44 45 L809 C812 DA801 C895 ANT ANT C895 DA801 C826 IC1 46 47 IC501 44 45 C812 L809 DA801 C895 DA802 C894 C893 ANT1 ANT2 ANT1 ANT2 C894 C893 DA802 C895 DA801 C826 IC501 46 47 Note inside of Handset ...

Page 25: ...the Operating Instructions 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 ...

Page 26: ...n to standby mode After that turn the base unit power off and then power on Note To enter Set dial mode press or at Set tel line It is necessary to turn on the power of base unit 6 Enter 㧖㧖 New Data 1 4 Select Write EEP using or then press or V Default Data New Data INT Caller List V V Initial setting BACK V Set tel line BACK BACK BACK CLEAR V Set dial mode Select Set tel line using or then press...

Page 27: ...e below Items Address Default Data New Data Remarks Frequency 00 07 00 08 00 01 Use these items in a READ ONLY mode to confirm the contents Careless rewriting may cause serious damage to the computer system ID 00 02 00 06 Given value Desired Number hex Input Keys Desired Number hex Input Keys 0 0 A Flash 0 1 1 B Flash 1 C Flash 2 D Flash 3 E Flash 4 9 9 F Flash 5 ...

Page 28: ...onfirmation beep will be heard 8 Press to return to standby mode After that remove and reinsert the batteries Press the Power button for about 1 second if the power is not turned on 6 Enter 㧖㧖 New Data 1 4 Select Write EEP using or then press or V OFF Default Data New Data M Caller List V V Initial setting V Service Mode Read EEP Write EEP Set Addr _ _ _ _ _ _ Set Addr Set Addr Ringer setting M I...

Page 29: ...to confirm the contents Careless rewriting may cause serious damage to the handset Items Address Default Data New Data Possible Adjusted Value MAX hex Possible Adjusted Value MIN hex Remarks Battery Low 00 12 00 13 00 00 2 Frequency 00 07 00 08 00 01 ID 00 02 00 06 Given value Desired Number hex Input Keys Desired Number hex Input Keys 0 0 A Flash 0 1 1 B Flash 1 C Flash 2 D Flash 3 E Flash 4 9 9 ...

Page 30: ...B KX TGA660B 9 Service Mode 9 1 How to Clear User Setting Handset Only Handset Press simultaneously until a beep sound is heard Then single handset is initialized The contents of user setting are reset to factory default Usage time is not cleared ...

Page 31: ...d this symptom can not be reappeared with TEL simulator in the service center In this case try to change the Auto disconnect activation time and Vox level How to change the Auto Disconnect activation time and VOX level P 34 item A and B Power ON Base Unit OK FLOW CHART Check Power OK Playback Pre Message Check Playback Record OK Check Record Range Check the RF part Handset Voice Transmission Check...

Page 32: ...to AC outlet 1 Is output voltage of AC adaptor 5 5 V YES Check AC Adaptor Check VDDC 1 2 V Test Point VDDC OK Check Power Supply Circuit NO NO NO NO RSTN Reset High YES Check Reset Circuit Check Xtal CLK 13 824 MHz YES Check X501 Check BBIC Check Power Supply Circuit Reset Circuit Check X1 C8 C9 Is the voltage of TP 3 0 V about 3 0 V Is the voltage of TP VBAT 2 3 V more Check the battery and aroun...

Page 33: ...nection Detect Circuit Auto Disconnect Circuit P 15 Note Flash Memory is IC601 BBIC is IC501 Check Bell signal OK Check Telephone Line Interface Bell Does the unit catch line YES Check Telephone Line Interface OFF HOOK Check Line In Pin 16 of BBIC Check ICM Recording in Signal Route NO OK Check Auto Disconnect Circuit OK Check Parallel Connection Detection Circuit OK Check BBIC and Flash Memory NO...

Page 34: ...below 1 Press MENU key at standby Mode and key Note The set must power on and be linked 2 Press 9 0 0 0 3 Press 7 3 1 4 Then enter the below last digit 5 Back to standby mode automatically after step 4 You can hear beep sound which is a confirmation tone Service ready 7 3 1 CLEAR Service ready BACK LCD H S last digit 0 Auto disconnect CPC enable 㨇default㨉 1 1 Auto disconnect CPC disable 2 1 2 Auto...

Page 35: ... sensitivity of VOX level Therefore the recording of TAM is not turned off during a detection 1 2 are same as A 3 Press 5 1 1 4 Then enter the below last digit 5 Back to standby mode automatically after step 4 You can hear beep sound which is a confirmation tone Service ready 5 1 1 CLEAR last digit 0 default setting normal 1 6dB up ...

Page 36: ...pply Circuit Check output of BBIC Pin 29 31 OK Check BBIC and Flash Memory Check Speaker and its surroundings NO NO Check Charge Circuit of Base Unit Check Handset Plug in the AC Power source Charge Handset on Base Unit Is the voltage of two charge contacts about 3 V or more OK NO Check Charge Contacts at Base Unit from mechanical point of view YES Is BBIC IC1 34 high at charge state Check Charge ...

Page 37: ...mand SFR then check the TP_CKM IC501 57pin To adjust frequency send command SFR until the frequency counter becomes13 824 MHZ 55HZ Check around Power Supply Circuit Adjust 3 0V voltage to 3 0 V Does Base Unit make link with normal working Handset Check around X501 and RF module and adjust clock frequency NO NO NO NO YES YES Is the voltage of VBAT about 3 0 V Check the RF part Does the RF clock CLK...

Page 38: ...1 57pin To adjust frequency send command SFR until the frequency counter becomes13 824 MHz 55HZ Check around Power Supply Circuit Reset Circuit Adjust 3 0V Vottage to 3 0V Does Handset make link with Base Unit Correct working unit Check around X1 and RF module and adjust clock frequency NO NO NO NO Is the voltage of TP VBAT about 2 2 2 8 V Is the voltage of TP VDDC about 1 2 V YES YES YES YES Is t...

Page 39: ...ular BU 2 2 a Re register regular HS Normal mode to base unit to be checked If this operation fails in some ways the base unit is defective b Re register handset to be checked to regular BU Normal mode If this operation fails in some ways the handset is defective Base unit is defective Handset is defective START Registration of Regular HS to base unit Registration of handset to Regular BU other ch...

Page 40: ...art P 41 Please refer to the each item Note 1 Refer to Check Link P 37 Start Link confirmation Normal 1 Control signal confirmation X tal Frequency confirmation TX confirmation Range confirmation Normal TEST RANGE Check Check BBIC interface parts RF Block BBIC on BU HS P C B Adjust X tal Frequency 1 Check TX Block GOOD 5 2 3 4 OK OK OK NG NG NG NG NG OK OK ...

Page 41: ...e Adjustment Check X tal Frequency 13 824000 MHz 100 Hz Check X tal Frequency 13 824000 MHz 100 Hz 3 TX confirmation HS Mode HS_Burst Mode 1 BS Mode BS_Burst Mode 2 1 Remove wire antenna 2 and connect spectrum analyzer to TP 3 2 Confirm TX power whether spec is satisfied Power 14 5dBm 1 Connect spectrum analyzer to TP 4 2 Confirm TX power whether satisfied spec Power 16 0dBm 4 Range Confirmation N...

Page 42: ... CHART1 3 At distance of about 20m between HS and BU Link OK TX Power of the HS is OK No Link TX Power of the HS is NG Range Confirmation RX TEST RX sensitivity check HS BU setting Checked unit High TX power 1 Regular unit Low TX power 1 1 Register Regular HS to BU to be checked 2 Set TX Power of the BU and the Regular HS according to CHART1 3 At distance of about 20m between HS and BU Link OK RX ...

Page 43: ...TOR againto stop then repeat this step The next step must be completedwithin 90 seconds 3 Handset Press OK then wait until a longbeep sounds Note While registering Base in registering is displayed on allregistered handsets When you purchase an additionalhandset refer to the additionalhandset s installation manual forregistration L OFF A handset can cancel its ownregistration to the base unit or ot...

Page 44: ...dentification Caller ID Call Waiting Caller ID P 16 Note Make sure the format of the Caller ID service of the Telephone company that the customer subscribes to It is also recommended to confirm that the customer is really a subscriber of the service Check MIC of handset Check handset Tx in Signal Route Check speaker of handset Check handset Rx in Signal Route YES Did bell ring Message indicator bl...

Page 45: ...Assembly Instructions 11 1 Disassembly Instructions 11 1 1 Base Unit Ԙ Remove the 5 screws to remove the cabinet cover ԙ Remove the solders Main P C board Ԛ Remove the screw and pararell wire to remove the main P C board Pararell wire Ԛ Ԙ 5 screws Solders ԙ Cabinet cover Ԛ screw ...

Page 46: ...TG6643B KX TG6644B KX TG6645B KX TGA660B ԛ Remove the screw to remove the Jack holder Ԝ Remove the 4 screws and pararell wire to remove the operational P C B board Jack holder ԛ screw Ԝ 4 screws Operational P C B board ...

Page 47: ...long the gap to open the cabinet Ԛ Likewise open the other side of the cabinet ԛ Remove the cabinet cover by pushing it upward Ԝ Remove the solders and tape Remove the 2 screws to remove the 2 charge terminals ԝ Ԟ Remove the screw to remove the main P C board Main P C board Ԝ Ԝ Screw Ԟ 2 charge terminals ԝ ԝ 2 screws Cabinet cover Cabinet body Cabinet cover 2 screws Ԙ Solders Tape ...

Page 48: ...KX TG6643B KX TG6644B KX TG6645B KX TGA660B 11 1 3 Charger Unit Ԙ Remove the screw to remove the cabinet cover ԙ Remove the solders to remove the 2 charge terminals Ԙ Screw ԙ Solders Main P C board 2 charge terminals ...

Page 49: ...X TGA660B 11 2 How to Attach the Antenna Locate as the following figure Antenna don t touch each other Antenna don t touch each other Nip the rib between antenna and antenna Nip the rib between antenna and antenna 㽲㩷㪝㫀㫏㩷㪹㫐㩷㪿㫆㫆㫂㪅㽳㩷㪠㫅㫊㪼㫉㫋㩷㫋㫆㩷㪹㫆㫊㫊㽲㽳 ...

Page 50: ...rt No PQZZ430PIR Heatweld with the tip of the soldering iron about 5 to 8 seconds in case of 60W soldering iron New LCD Operational P C B 0 2mm 0 2mm If interval tolerance between center lines is less than 0 2 mm it is o k Horizontal Interval Tolerance Vertical Interval Tolerance OK NG NG NG Horizontal interval tolerance is more than 0 2 mm Vertical interval tolerance is more than 0 2 mm Inclined ...

Page 51: ...51 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B Ԛ ԛ A Attach the LCD and fix by hook A two points Solder the wires A ...

Page 52: ...board is not damaged Fit the heatseal of a new LCD Rubber of Soldering Iron Part No PQZZ430PRB Tip of Soldering Iron Part No PQZZ430PIR Heatweld with the tip of the soldering iron about 5 to 8 seconds in case of 60W soldering iron New LCD 0 2 mm 0 2 mm P C board If interval tolerance between center lines is less than 0 2 mm it is o k Horizontal Interval Tolerance Vertical Interval Tolerance OK NG ...

Page 53: ...ly adjust like a mass production 12 2 The Setting Method of JIG Preparation Serial JIG cable PQZZ1CD300E PC which runs in DOS mode Batch file CD ROM for setting PNZZTG6631M Note If you have the JIG Cable for TCD500 series PQZZ1CD505E change the following values of resistance Then you can use it as a JIG Cable for both TCD300 and TCD500 series It is an upper compatible JIG Cable 12 2 1 Connections ...

Page 54: ...y 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 your PC calls it DC Power or Battery 2 GND black 3 To Serial Port com port 1 JIG Cable PC URX red 3 UTX yellow Handset P C board 1 BATT BATT GND UTX URX ...

Page 55: ...error messages appear change the port number or 䇭check the cable connection 䊶If any value appear go to next step 7 Type DOSKEY then press the Enter key Example C Documents and Settings D D CD PNZZTG D PNZZTG SET_COM X D PNZZTG READID 00 52 4F A8 A8 D PNZZTG DOSKEY D PNZZTG Example error happens C Documents and Settings D D CD PNZZTG D PNZZTG SET_COM X D PNZZTG READID ޓ CreateFile error ERROR 10 Ca...

Page 56: ...ame address wreeprom Write the data of EEPROM Type wreeprom 01 23 45 01 23 is address and 45 is data to be written bs_burst Base unit outputs RF power in burst test mode on antenna 2 Type bs_burst tx_high Keep TX power high Type tx_high tx_low Keep TX power low Type tx_low Command name Function Example rdeeprom Read the data of EEPROM Type rdeeprom 00 00 FF and the data from address 00 00 to FF is...

Page 57: ... D472 C477 C478 D473 C171 C152 R113 R121 R112 R152 R181 R114 R166 R171 R178 R512 R601 D601 R603 R505 R653 R602 R506 R612 R606 R605 R363 Q362 Q361 Q363 R364 R361 R362 R365 R366 D113 D153 D133 Q171 C115 C121 C112 C114 C122 C163 C176 C175 C173 C132 C351 C601 C602 C301 C120 C461 C123 C124 C664 C666 L664 C662 C472 C473 C460 C459 C475 C457 C458 C510 C530 C513 C479 C512 C514 C331 R111 R115 R122 R176 R175...

Page 58: ... TG6645B KX TGA660B 12 4 Adjustment Standard Charger Unit When connecting the simulator equipment for checking please refer to below 12 4 1 Bottom View A PNLB1922Z 3 0A F1 PbF IG Charge Charge 12 2 W Digital Volt Meter DC POWER DC 5 5 V GND ...

Page 59: ... 1 8 C40 C17 C98 C138 C188 C26 C505 C24 C23 C814 C806 C810 C812 C813 C805 C820 C896 C859 C822 C172 C10 C65 C64 C2 C1 C150 C56 C5 C147 C74 CN4 C113 C185 C83 C80 C110 C108 1 5 4 3 2 C58 C49 R24 R22 R33 R66 R807 R3 R9 R8 R6 L9 L71 IC6 RA3 D4 Q4 Q9 Q6 C70 C504 C71 C152 C72 C14 C36 C33 C183 C45 C43 C46 C826 C863 C25 C22 C184 C16 C127 C9 C8 C99 C81 C77 C76 C825 C897 C895 C7 C78 C84 C79 C121 C75 C15 C48 ...

Page 60: ... Method of JIG P 53 Items How to download Required adjustment EEPROM IC611 Adjusted parameter data is stored in memory country version batch file default batch file etc 1 Change the address 0001 of EEPROM to 55 to download the data 2 Default batch file Execute the command default bat 3 Country version batch file Execute the command TG6641US_US_RevXXX_YYY bat 1 4 Clock adjustment X tal X1 System cl...

Page 61: ...rsion batch file default batch file etc 1 Default batch file Execute the command default bat 2 Default batch file remaining Execute the command TGA660US_DEF_RevXXX_YYY bat 2 3 Country version batch file Execute the command TGA660US_US_RevXXX_YYY bat 2 4 Clock adjustment 5 2 35 V setting and battery low detection X tal X1 System clock 1 Apply 2 6V between BATT and BATT with DC power 2 Input Command...

Page 62: ...G6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 12 7 Frequency Table Ch hex TX RX Frequency MHz Channel 0 00 1928 448 Channel 1 01 1926 720 Channel 2 02 1924 992 Channel 3 03 1923 264 Channel 4 04 1921 536 ...

Page 63: ... the IC 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 13 1 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 to...

Page 64: ...IC Note When placing the IC 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 Solder Soldering Iron P C Board Land I...

Page 65: ...at and 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 13 2 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...

Page 66: ...he accuracy of 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 13 2 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 67: ...ode Anode B0ECKM000008 PQVDMD5S C E B B1ACGP000008 Cathode Anode B0DDCD000001 3 2 1 4 C0CBAYG00016 C0CBCCC00103 B1GFCFEN0011 1 3 2 5 4 1 88 67 23 44 22 66 45 Reverse View ψ ψ 1SS355 PQVDPTZT2530 Anode Cathode LNJ237W82RA Cathode Anode 1 3 2 4 5 6 1 4 8 5 PNWITGA660BR Anode Cathode MAZ8110GML B0BC4R3A0006 C0DBZYY00357 C B E B1GBCFYY0010 B1ADCF000040 B1ABCF000103 Reverse View Anode Cathode B3ACB0000...

Page 68: ...atic diagrams may be modified at any time with the development of new technology 14 1 3 Charger Unit Schematic Diagram Charger Unit Notes 1 DC voltage measurements are taken with voltmeter from the negative voltage line 2 The schematic diagrams may be modified at any time with the development of new technology Important Safety Notice Components identified by mark have special characteristics impor...

Page 69: ...69 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B Memo ...

Page 70: ...D C651 NC C826 10p ANT2 C667 NC SPP C863 1 5p GND C810 2 4p WBX01 AP1 13pin PARALLEL WIRE R502 33 URX ANT2 TMS C811 10p GND C451 10u GND C516 0 1u LCD_CS LCD_RST LCD_CD LCD_SCL LCD_SID LCD_GND ANS_LED MSG_LED LCD_BLT LCD_VDD KEYIN6_BLTL KEYS_A KEYS_B MICN KEYIN3 KEYS_C MICP SP_LED NC KEYIN1 KEYIN5 KEYIN4 LED_VDD KEYS_E KEYIN2 KEYS_D C653 NC C654 NC C655 NC C656 NC C659 NC C657 NC C658 NC LCD_BL_VD...

Page 71: ... 0V R512 100k R507 NC C110 NC C114 NC GND R510 NC R511 NC IC602 NC 1 B 2 A 3 GND 5 VCC 4 Y 3 0V C602 NC 3 0V 5 5V R603 NC R364 10k VBAT 3 0V Q351 R115 NC CHG R322 100 R321 140 C306 100u R702 1k SA103 NC 2 1 Q702 B C E Q361 IC302 3 IN 2 OUT1 1 ADJ 4 OUT2 D142 30V A K Q362 B C E Q171 B C E Q111 B C E D113 A K D133 D153NC A K A K D361 NC A K D601 NC Q601 NC C161 10u C341 1000u 6 3 C502 10u C503 10u C...

Page 72: ...1 2 UP 1 2 LOCAT INT 1 2 LED904 RED A K ANS_LED KEYIN3 MEG_LED KEYIN1 KEYS_D BL KEYIN2 KEYS_C VLED KEYS_E KEYS_B KEYS_F KEYIN6 KEYIN4 SP_LED KEYIN5 KEYS_A LCD_VDD CARBON_TEST CT1 LCD_GND LCD_SID LCD_CD LCD_SCL LCD_CS LCD_RST LED902 RED A K LED901 RED A K MSG3 1 2 MSG4 1 2 CELL2_1 1 2 CELL2_2 1 2 CELL1_1 1 2 CELL1_2 1 2 BT_HS 1 2 MICN MICP MIC 1 2 GND CN901 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 GN...

Page 73: ...73 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 14 4 Schematic Diagram Base Unit_LED WLED KX TG6641 6643 6644 6645 SCHEMATIC DIAGRAM Base Unit_LED NC No Components ...

Page 74: ...4 1u VBG CHG_MON GND VDDC 4 0V 4 0V CHG_CTRL C147 NC GND GND C78 39p GND D1 11V IC6 1 CONT 2 GND 4 VOUT 5 VIN 3 NP RIGHT UP DOWN LEFT C2 220u 6 3 C1 220u 6 3 C10 220u 6 3 Q9 CHG CHG C23 0 1u C150 0 1u C24 1u C188 1u C32 GND L6 NC C84 NC C34 39p Q2 Q4 Q3 R6 10k R9 30k R2 30k C19 1000p R8 3 3 CN3_C 3 CS1 CN3_C 6 SCL CN3_C 11 V0 CN3_C 1 GND CN3_C 8 VDD CN3_C 2 OTP_PWR CN3_C 5 A0 CN3_C 9 VDDA CN3_C 12...

Page 75: ... 8p C863 1 8p GND GND GND GND C859 2p C895 1 3p GND GND GND GND GND GND GND C814 NC ZA1 NC C98 NC C99 NC GND GND C896 1 8p C805 2 4p C806 2 4p C810 2 5p C813 1 6p C812 8 2n L809 1p C811 100p C822 10p C826 10p C825 10p C897 24p C37 10u X1 13 824M C73 10p C72 10p GND GND L13 180n L14 NC C14 0 039u C86 22u L9 0 R28 2 2k ANT_TP MICAP1 1 2 ANT Short GND L74 10 ANT Short D22 4 3V D21 4 3V D14 4 3V D13 4...

Page 76: ...76 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 14 6 Schematic Diagram Handset_LED LED KX TGA660 SCHEMATIC DIAGRAM Handset_LED ...

Page 77: ...77 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 14 7 Schematic Diagram Charger Unit J1 2 1 G TP1 TP2 F1 R1 6 8 2W SCHEMATIC DIAGRAM Charger Unit ...

Page 78: ...78 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B Memo ...

Page 79: ...01 C810 C322 C321 C893 C805 C813 C812 C859 C896 C519 C344 C518 C516 C515 C826 X501 R652 R656 R655 R651 R371 R807 R161 R164 R354 Q351 C352 C345 Q701 C701 Q702 R702 R703 R372 R351 IC351 R355 R352 R145 R144 R151 R701 R373 R892 R160 R501 R509 R322 R321 C657 C656 R654 R658 C668 C654 R657 R659 R806 R891 L809 KEYS_E KEYS_C LCD_BLT LCD_GND LCD_RST LCD_CS LCD_CD LCD_SID LCD_SCL LCD_VDD LED_VDD MSG_LED SP_L...

Page 80: ... R113 R121 R112 R152 R181 R114 R166 R171 R178 R512 R601 D601 R603 R505 R653 R602 R506 R612 R606 R605 R363 Q362 Q361 Q363 R364 R361 R362 R365 R366 D113 D153 D133 Q171 C115 C121 C112 C114 C122 C163 C176 C175 C173 C132 C351 C601 C602 C301 C120 C461 C123 C124 C664 C666 L664 C662 C472 C473 C460 C459 C475 C457 C458 C510 C530 C513 C479 C512 C514 C331 R111 R115 R122 R176 R175 R172 R133 R131 SPP SPN CL2 TM...

Page 81: ...ELL1_2 CELL2_1 ANS C903 ERASE RPT MSG1 MSG3 MSG2 MSG4 STOP DOWN SKIP HOLD MUTE SP2 MIC MIC MIC FLASH MEMO CONF PHONEBOOK LOCAT INT BT_HS BL BL UP C902 R908 R907 CELL2_2 LED915 LED916 LED902 LED904 0 8 7 4 1 5 6 2 3 9 A KX TG6641 6643 6644 6645 CIRCUIT BOARD Base Unit_Operation Component View TG764xUS TG38xxBX TG664xUS TG53CN PNLB1913Z PbF RL ...

Page 82: ...82 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 15 3 Circuit Board Base Unit_LED PNLB1921Z RL M1 W L E D PbF A KX TG6641 6643 6644 6645 CIRCUIT BOARD Base Unit_LED Component View ...

Page 83: ... 3 1 C 4 4 C 8 1 1 L 8 0 9 C 1 8 C40 C17 C98 C138 C188 C26 C505 C24 C23 C814 C806 C810 C812 C813 C805 C820 C896 C859 C822 C172 C10 C65 C64 C2 C1 C150 C56 C5 C147 C74 CN4 C113 C185 C83 C80 C110 C108 1 5 4 3 2 C58 C49 R24 R22 R33 R66 R807 R3 R9 R8 R6 L9 L71 IC6 RA3 D4 Q4 Q9 Q6 C70 C504 C71 C152 C72 C14 C36 C33 C183 C45 C43 C46 C826 C863 C25 C22 C184 C16 C127 C9 C8 C99 C81 C77 C76 C825 C897 C895 C7 C...

Page 84: ... KX TG6644B KX TG6645B KX TGA660B 15 4 2 Bottom View SP DOWN LEFT RIGHT UP TALK OFF SOFT2 SOFT1 CN3_C LED12 LED6 LED1 LED3 MENU LED4 LED2 LED5 FLASH A MIC 0 8 7 4 1 5 6 2 3 9 KX TGA660 CIRCUIT BOARD Handset_Main Bottom View A ...

Page 85: ...85 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 15 5 Circuit Board Handset_LED A KX TGA660 CIRCUIT BOARD Handset_LED Component View PNLB1964Z PbF IG ...

Page 86: ...3B KX TG6644B KX TG6645B KX TGA660B 15 6 Circuit Board Charger Unit 15 6 1 Component View 15 6 2 Bottom View R1 J1 CIRCUIT BOARD Charger Unit Component View A A PNLB1922Z 3 0A F1 PbF IG CIRCUIT BOARD Charger Unit Bottom View ...

Page 87: ...ts List 16 1 Cabinet and Electrical Parts Base Unit Note 1 This cable is fixed by welding Refer to How to Replace the Base Unit LCD P 50 A 15 16 18 E2 1 24 A 22 23 20 PCB1 PCB2 25 26 25 MIC1 9 13 14 17 10 13 E1 E3 11 21 28 27 3 5 2 4 6 7 7 12 PCB3 A E4 A A A A 1 8 19 Ref No Figure A 2 6 x 8mm 22 ...

Page 88: ...DPA is available through sales route of Panasonic 3 Attach the SPACER No 121 to the exact location described above 118 102 103 104 E103 E105 E102 E101 1 112 113 105 E107 108 110 B 122 123 121 3 101 107 E104 PCB101 109 B E106 MIC100 PCB100 106 115 114 111 Ref No Ǿ2 8 mm B Figure 117 116 B 119 2 Spacer No 121 Battery cover Put it in the center Stick it between ribs 120 CUSHION RUBBER STICK IT WITHIN...

Page 89: ...89 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 16 3 Cabinet and Electrical Parts Charger Unit B 200 200 1 200 3 201 200 4 200 2 PCB200 Ref No φ2 8 mm B Figure ...

Page 90: ...90 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 16 4 Accessories and Packing Materials 16 4 1 KX TG6641B A3 1 1 A2 A4 A1 P1 Note 1 These pads are pieces of Ref No P1 GIFT BOX ...

Page 91: ...91 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 16 4 2 KX TG6643B A104 P102 P102 P102 Note 1 This pad is a piece of Ref No P101 GIFT BOX A102 P101 1 A101 A103 ...

Page 92: ...92 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 16 4 3 KX TG6644B P202 P202 P202 Note 1 This pad is a piece of Ref No P201 GIFT BOX A202 P201 1 A201 A203 A204 ...

Page 93: ...93 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 16 4 4 KX TG6645B P302 1 P302 1 A302 A301 P301 1 1 A303 A304 A301 Note 1 These pads are pieces of Ref No P301 GIFT BOX ...

Page 94: ...94 KX TG6641B KX TG6643B KX TG6644B KX TG6645B KX TGA660B 16 4 5 KX TGA660B A402 A403 1 A401 P401 Note 1 This pad is a piece of Ref No P401 GIFT BOX ...

Page 95: ...Conductor ECQS Styrol ECUV PQCUV ECUE Chip ECQMS Mica ECCD ECKD ECBT F1K ECUV Ceramic ECQE ECQV ECQG Polyester ECEA ECST EEE Electlytic ECQP Polypropylene Wattage Type Voltage Of Capacitor 10 16 1 8W 14 25 1 4W 12 1 2W 1 1W 2 2W 3 3W Voltage ECQ Type ECQG ECQV Type 05 50V 1 100V 2 200V ECSZ Type 0J 6 3V 1A 10V 1C 16V 1E 25 25V 1V 35V 50 1H 50V 1J 16V 2A 100V 0F 3 15V 1A 10V 1V 35V 0J 6 3V Others 1...

Page 96: ...EJ471 470 S CAPACITORS C101 F1K2H681A008 680p C102 F1K2H681A008 680p Safety Ref No Part No Part Name Description Remarks C111 F1J2A473A024 0 047 C112 F1J2A473A024 0 047 C113 PQCUV1A684KB 0 68 C120 ECUE1H102KBQ 0 001 C121 F1K2H681A008 680p C122 F1K2H681A008 680p C123 ECUE1H100DCQ 10p C124 ECUE1H100DCQ 10p C132 ECUV1H103KBV 0 01 C142 ECUV1H103KBV 0 01 C151 ECUE1H100DCQ 10p C152 ECUE1C103KBQ 0 01 C16...

Page 97: ...PMMA HB 102 PNYE1041Z TAPE DOUBLE SIDED 103 PNKM1184Z1 CABINET BODY ABS HB 104 PNHR1390Z OPTIC CONDUCTIVE PARTS LED LENS PS HB 105 L0AD01A00026 RECEIVER 106 PNYE1040Z SPACER CUSHION LCD 107 PNBC1354Z1 BUTTON NAVIGATOR KEY ABS HB 108 PNJK1104Y KEYBOARD SWITCH 109 PNJT1057Z CHARGE TERMINAL L 110 PNJT1058Z CHARGE TERMINAL R 111 PQHR11315Z GUIDE SPEAKER ABS HB Safety Ref No Part No Part Name Descripti...

Page 98: ...Q 0 1 C43 ECUE1A104KBQ 0 1 C44 ECUE0J105KBQ 1 C45 ECUE1A104KBQ 0 1 C46 ECUE1H100DCQ 10p S C48 ECUE1C103KBQ 0 01 Safety Ref No Part No Part Name Description Remarks C49 ECUE1A104KBQ 0 1 C50 ECUE1A104KBQ 0 1 C51 ECJ1VB0G106M 10 S C56 ECUV1A105KBV 1 C57 ECUV1A105KBV 1 C58 ECUE0J105KBQ 1 C72 ECUE1H100DCQ 10p C73 ECUE1H100DCQ 10p C76 ECUE1H100DCQ 10p C77 ECUE1H100DCQ 10p C78 ECUE1H390JCQ 39p C79 ECUE1H...

Page 99: ...ption Remarks A1 PNLV226Z AC ADAPTOR A2 PQJA10075Z CORD TELEPHONE A3 PNQX3143Y INSTRUCTION BOOK 1 A4 PNKE1098Z1 HANGER BELT CLIP ABS HB P1 PNPK3278001Z GIFT BOX Safety Ref No Part No Part Name Description Remarks A101 PNLV226Z AC ADAPTOR A102 PQJA10075Z CORD TELEPHONE A103 PNQX3143Y INSTRUCTION BOOK 1 A104 PNKE1098Z1 HANGER BELT CLIP ABS HB P101 PNPK3276002Z GIFT BOX P102 PNPD1484Z CUSHION Safety ...

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Panasonic KX-TG6641B, Service Manual, Page: 24 / 99

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