Panasonic KX-TGA410B Service Manual Download | Manualshive

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KX-TG7622B/KX-TG7623B/KX-TGA410B

10 Troubleshooting Guide

10.1. Troubleshooting Flowchart

Cross Reference:

Check Power

(P.34)

Check Record

(P.35)

Check Playback

(P.38)

Check Battery Charge

(P.38)

Check Link

(P.39)

Check the RF part

(P.41)

Check Handset Transmission

(P.46)

Check Handset Reception

(P.46)

Check Caller ID

(P.46)

Check BT Communication

(P.47)

Note:

(*1) When a user claims that the unit disconnects a call right
after the greeting message and no incoming messages can
be recorded, 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.36) 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 Handset Transmission

Handset Voice Reception

OK

OK

OK

OK

Check Handset Reception

Caller ID function

Check Caller ID

Caller ID Error

No voice

No voice

Bluetooth Function

Check BT Communication

NG

No charge

Not playback

Not record (*1)

Not working

NG

No link

OK

Link

Battery Charge

OK

Check Battery Charge

Check Link

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Summary of Contents for KX-TGA410B

Page 1: ... 1 TG7621 2 TGA410 1 Up to 6 KX TG7623 1 TG7621 3 TGA410 2 Up to 6 KX TGA410 1 TGA410 1 Configuration for each model Information for optional accessories You can expand your phone system by registering optional handsets KX TGA660 to a single base unit Optional handsets and the supplied handset are different model so that some functions may not be available Refer to each Operating Instruction for d...

Page 2: ...agrams 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 product the pri...

Page 3: ...3 How to Replace the Handset LCD 54 12 Measurements and Adjustments 56 12 1 Equipment Required 56 12 2 The Setting Method of JIG 56 12 3 Adjustment Standard Base Unit 60 12 4 Adjustment Standard Charger Unit 61 12 5 Adjustment Standard Handset 62 12 6 Things to Do after Replacing IC or X tal 63 12 7 Frequency Table 65 12 8 Bluetooth Frequency Table 66 13 Miscellaneous 67 13 1 How to Replace the LL...

Page 4: ...e 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 using lead fr...

Page 5: ...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 and caller ...

Page 6: ...terodyne PLL synthesizer Quadrature Discriminator 13 824 MHz 100 Hz Frequency Modulation 40 bit Tone DTMF Pulse Up to 48 digits Up to 24 digits Phonebook 11 days at Standby 13 hours at Talk 0 C 40 C 32 F 104 F 20 80 relative air humidity dry Approx 159 mm 49 mm 29 mm Approx 130 g Base Unit Handset Charger AC Adaptor PNLV226Z 120 V AC 60 Hz Standby Approx 0 1 W Maximum Approx 2 0 W 0 C 40 C 32 F 10...

Page 7: ... PCM BBIC on DECT side controls the cordless telephone system which makes control data communication with BT_IC on BT Module in serial data DECT6 0 Bluetooth Headset Bluetooth Devices Cellular Phone For Link to Cell communication TGA410 Handset PSTN DC 5 5V BBIC FLASH IC601 TAM EEPROM IC611 Data TEL I F POWER QSPI FLASH IC502 Program Main PCB Audio signal PCM Control Data Bluetooth Bluetooth signa...

Page 8: ...t 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 interference avoidance...

Page 9: ...ital 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 RF signal le...

Page 10: ...BLOCK DIAGRAM Base Unit_Main SIDE_TONE CIRCUIT Crystal 10 368MHz TR_RLY TIP RING TEL_JACK VRF VPA RF_Block IC501 BBIC DC5 5V GND DC_JACK CHARGE 3 4 2 1 D101 Q141 Q161 REGULATOR IC302 KEY PAD LED VBAT IC611 LCD IC502 IC751 IC601 IC721 BT Module Q301 1 8V AVD VDD RF_VDD Q302 2 4V VDD_PA ...

Page 11: ...4 4 Tel Interface Circuit TX AMP SIDE TONE RX AMP CONTROL CIRCUIT CALLER ID DETECT BELL DETECT L102 SA103 P101 R141 R142 3 4 2 1 C101 D101 Q141 C102 R101 C103 R102 L101 SA101 TIP RING REGULATOR C104 C105 C106 R103 R105 C107 R104 C108 R106 ...

Page 12: ... KX TGA410B 4 5 Block Diagram Base Unit_RF Part KX TG7622 7623 BLOCK DIAGRAM Base Unit_RF Part 10 368 MHz IC501 RF block TXDATA ANT1 ANT2 Control Logic RXDATA Mixer Demodulator D802 D801 PLL 3856 3843MHz 3859 3845MHz Modulator ...

Page 13: ... 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 is transmitted to the Telephone line etc They are determined by the signal path route oper...

Page 14: ...alog part is insulated from VBAT by Doubler of BBIC Circuit Operation 5 5V 5 5V 3 0V 3 0V 1 8V 3 0V_CP IC501 IC302 IC502 BBIC AC Adaptor 3 0V REGULATOR QSPI FLASH VDD3 VDD1 VDD4 3 0V_CP2 IC601 TAM FLASH IC611 EEPROM VDD5 RF Part LEDs Q301 Bluetooth unit 2 4V VDD2 Q302 4 0V IC381 IC751 IC721 Startmonitor IC501 57pin VDDC 1 2 V VBAT Reset RSTN IC501_54 pin BBIC chip initialize CKM STM ...

Page 15: ...15 KX TG7622B KX TG7623B KX TGA410B 4 6 6 1 Charge Circuit The voltage from the AC adaptor is supplied to the charge circuits D361 R372 D362 R371 CHARGE C351 F301 DCP CHARGE C306 5 5V DCM K A ...

Page 16: ...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 19 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 for this unit TX signal feed back from Q161 is canceled by the canceller circuit of BBIC C172 ...

Page 17: ... is monitored at pin 32 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 17 of IC501 the presence absence of a parallel connection is determined by detecting the voltage changes If the Auto disconnect function is...

Page 18: ...ated 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 service provi...

Page 19: ... L101 L102 C105 C106 R105 R106 R108 R107 IC501 23 21 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 80 5 ms MARK DATA 0 500 ms 58 75 ms about 300 ms be ...

Page 20: ... CKM STM BBIC RESET Battery_ON CHG_CTL CHG_DET WP CLK DATA KEYSTOROBE_A E KEYIN_1 5 CHARGE Q4 D7 MIC Receiver 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 TGA410 BLOCK DIAGRAM Handset KEY_LED CP_OFF Q6 LED KEY 4V ...

Page 21: ...21 KX TG7622B KX TG7623B KX TGA410B 4 8 Block Diagram Handset_RF Part KX TGA410 BLOCK DIAGRAM Handset_RF Part DA801 TXON RXON RXp RXn ANT TXp TXn ...

Page 22: ...ID user setting 4 9 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 0V 3 0V EEPR...

Page 23: ...ig 101 in Power Supply Circuit Reset Circuit P 14 4 9 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 level and ...

Page 24: ...harge control is executed at handset side so that the operation when using charger is also controlled by handset Refer to Circuit Operation Handset P 22 The route for this is as follows DC pin of J1 F1 R1 CHARGE pad Handset CHARGE pad DC pin of J1 R1 TP1 TP2 J1 AC Adaptor F1 ...

Page 25: ...KER Bluetooth Headset Sound TX to Tel Line Bluetooth Headset Sound RX from Tel Line HANDSET MIC R73 74 C11 13 RA4 IC1 22 23 HANDSET_RF_TX_ROUTE ANT ANT BASE_UNIT_RF_RX_ROUTE IC501 2 3 27 C184 Q161 Q141 D101 L101 L102 P101 T R TEL LINE T R TEL LINE L101 P101 L102 D101 Q141 R165 C173 R178 IC501 25 94 95 BASE_UNIT_RF_TX_ROUTE ANT ANT HANDSET_RF_RX_ROUTE IC1 28 27 C86 L74 HEADSET_JACK 5 4 R11 HANDSET ...

Page 26: ...21 T R TEL LINE L101 C105 R105 R110 R111 R112 IC501 18 ANT BASE_UNIT_RF_RX_ROUTE IC501 2 3 69 70 IC601 HANDSET MIC R73 74 C11 13 RA4 IC1 22 23 HANDSET_RF_TX_ROUTE ANT ANT BASE_UNIT_RF_RX_ROUTE IC501 2 3 41 43 SPEAKER MIC C457 C458 RA452 IC501 37 38 94 95 BASE_UNIT_RF_TX_ROUTE ANT ANT HANDSET_RF_RX_ROUTE IC1 28 27 C86 L74 HEADSET_JACK 5 4 R11 HANDSET SPEAKER INTERCOM HANDSET TO BASE UNIT INTERCOM B...

Page 27: ...ng 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 28: ...64 PANA SONI see letters printed on dial keys See next page 5 Enter ٨ ٨ ٨ ٨ Address 1 6 Enter 㧖㧖 New Data 1 4 Select Write EEP using or then press or V Default Data INT Caller List V V Initial setting BACK V Set tel line BACK BACK V Set dial mode Select Set tel line using or then press or V Service Mode Read EEP Write EEP Set Addr M CLEAR SELECT PLAY INT SELECT SELECT SELECT SELECT SELECT SELECT ...

Page 29: ...ed 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 7 Press a long confirmation beep will be heard 8 Press to return to standby mode After that turn the base unit power off and then power on New Data BACK CLEAR _ _ _ _ _ _ Set Addr Set Addr M M OFF Set tel line isn t appeared at Cell line only mode To back normal mode execu...

Page 30: ... 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 INT INT BACK...

Page 31: ...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 F Flash 5 ...

Page 32: ...B 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 33: ...t 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 36 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 Handset Transmission...

Page 34: ... AC outlet 1 Is output voltage of AC adaptor 5 5 V YES Check AC Adaptor Check VDD1 1 8V Test point VDD1 OK Check Power Supply Circuit NO NO NO NO RSTN Reset High YES Check Reset Circuit Check Xtal CLK 10 368MHz 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 around BA...

Page 35: ...ect Circuit Auto Disconnect Circuit P 17 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 25 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 NO ...

Page 36: ...ss 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 disconnect...

Page 37: ...y 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 38: ... Check output of BBIC Pin 41 43 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 Circuit Chec...

Page 39: ...he frequency execute the command 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 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 VDD3 about 3 0V Check the RF part Does the RF clock CLK o...

Page 40: ...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 8 V YES YES YES YES Is the voltage ...

Page 41: ... 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 checkings Reg...

Page 42: ...ease refer to the each item Note 1 Refer to Check Link P 39 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 43: ...uency 10 368 MHz 100Hz Check X tal Frequency 13 824 MHz 100 Hz 3 TX confirmation HS Mode HS_Burst Mode 1 BS Mode BS_Burst Mode 1 1 Remove wire antenna 2 and connect spectrum analyzer to TP 2 2 Confirm TX power whether spec is satisfied Power 12 5dBm 1 Connect spectrum analyzer to TP 3 2 Confirm TX power whether satisfied spec Power 16 0dBm 4 Range Confirmation Normal HS BU Mode Normal Mode 1 Regis...

Page 44: ...tance 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 Sensitivity of t...

Page 45: ...epeat 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 MENU i 1 3 0 L A handset can cancel its ownregistration to the base unit or otherhandsets re...

Page 46: ...on Caller ID Call Waiting Caller ID P 18 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 blinks Check ...

Page 47: ...heck Voice Reception of the BT_Headset Check ph book transfer from cell Check the circuit of around PCM communication of main board and BT module Refer to Troubleshooting Guide in the Operationg Instructions Check the circuit of around RF parts of BT Module YES YES OK OK NO NG NG NG NO Unplug plug in the AC power source again Check the Check_PIN PIO01 of IC721 1 Continued to the next page Operate ...

Page 48: ...n 1 of main board and BT module AC power on PIO01 㻍 1 4sec 㻍 2 8sec 㻍0 06sec 㻍3 6sec Case1 OK Case2 NG1 fail to reset BT_IC AC power on PIO01 㻍 1 4sec If BT_IC does not work 1st and 2nd signals does not appear Case3 NG2 fail to receive of UART signals AC power on PIO01 㻍 1 4sec If BT_IC fails to receive of UART 2nd signal does not turn to HIGH Case4 NG3 fail to transmit of UART signals AC power on...

Page 49: ...mbly and Assembly Instructions 11 1 Disassembly Instructions 11 1 1 Base Unit Ԙ Remove the 4 screws to remove the cabinet cover ԙ Remove the solders Ԛ Remove the screw to remove the jack holder Cabinet cover Ԙ 4 screws Solders ԙ Ԛ screw Jack holder ...

Page 50: ...X TG7623B KX TGA410B Ԝ Remove the 3 screws to remove the operational P C board Operational P C board Ԝ 3 screws ԛ Remove the parallel wire and screw to remove the main P C board ԛ Parallel wire Main P C board ԛ screw ...

Page 51: ...body and the cabinet cover then pull it along 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 ԝ ԝ Remove the screw to remove the main P C board Main P C board Ԝ Screw Cabinet cover Cabinet body Cabinet cover 2 screws Ԙ Solders ...

Page 52: ...KX TG7622B KX TG7623B KX TGA410B 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 53: ...30PIR 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 54: ...X TG7622B KX TG7623B KX TGA410B 11 3 How to Replace the Handset LCD Note The illustrations are simplified in this page They may differ from the actual product Ԛ A Attach the LCD and fix by hook A two points ...

Page 55: ... 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 NG NG Horizontal interval tolerance is more than 0 2 mm Vertical interval t...

Page 56: ...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 PNZZTG7621M 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 57: ...nd 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 58: ...ges 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 Can t open se...

Page 59: ...baseset Type sendchar RST 4 getchk Read checksum Type getchk 5 sendchar epw Write EEPROM Type sendchar epw 03 7D 04 WW XX YY ZZ WW XX YY ZZ is 4 byte data that already read from same address wreeprom Write the data of EEPROM Type wreeprom 01 23 45 01 23 is address and 45 is data to be written hs_burst Handset outputs RF power in burst test mode Type hs_burst bs_burst Base unit outputs RF power in ...

Page 60: ...SPI_MOSI BTSPI_MISO BTSPI_CLK BTSPI_CSB BT_RTS BT_UTX JTAG PbF GW GRY PUR ORG SP 3 0A CHARGE MIP MIN CHG CHARGE F301 DC BLU SPP SPN ORG ORG BLU BRN L1R L 1T TEL YLW C721 C301 C521 C522 C115 C351 C312 C602 C515 C664 C662 C663 C514 C611 C809 C479 C476 C601 C111 C108 C171 C173 C181 C184 C107 C501 C518 C505 C454 C455 R733 R731 R734 R503 R659 R312 R602 R601 R606 R611 R613 R361 R362 R510 R507 R311 R363 ...

Page 61: ... TGA410B 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 62: ...H G _ D E T C H G _ C T R L S P P H O N E VREF GND_J TDO TCK TMS TDI VBG C13 C97 C1 C19 C75 C74 C113 X1 BATT BATT CHG CHG R69 R68 R807 R7 R64 R562 R34 R28 R27 R10 R45 R2 R3 R73 R74 L9 IC4 IC3 RA4 RA3 RA2 D22 D21 ANT_TP D3 D4 Q4 Q2 Q3 C8 C81 C71 C70 C9 C99 C7 C825 C45 C46 C43 C863 C895 C897 C826 C25 C22 C504 C127 C73 C86 C33 C57 C10 C78 C79 C121 C80 C15 C5 C147 C3 F1 C4 C150 R35 R1 R561 R501 R504 o...

Page 63: ...0 bps FLASH2 IC502 Program D L 1 Make sure to connect the JIG cable and disconnect the DC Power in order to download the data 2 Execute the command flw441 hex 3 Connect the DC Power 4 Press the PC Enter key once 5 After a few minutes Successful upgrade is displayed on the PC indicating downloading has finished 6 Detach the JIG cable then disconnect the DC Power 7 Connect the DC Power 8 Connect the...

Page 64: ...le default batch file etc 1 Default batch file Execute the command default bat 2 Default batch file remaining Execute the command TGA410US_DEF_RevXXX_YYY bat 2 3 Country version batch file Execute the command TGA410US_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 sendchar sfr ...

Page 65: ...65 KX TG7622B KX TG7623B KX TGA410B 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 66: ...1 72 2474 7 2409 40 2442 73 2475 8 2410 41 2443 74 2476 9 2411 42 2444 75 2477 10 2412 43 2445 76 2478 11 2413 44 2446 77 2479 12 2414 45 2447 78 2480 13 2415 46 2448 14 2416 47 2449 15 2417 48 2450 16 2418 49 2451 17 2419 50 2452 18 2420 51 2453 19 2421 52 2454 20 2422 53 2455 21 2423 54 2456 22 2424 55 2457 23 2425 56 2458 24 2426 57 2459 25 2427 58 2460 26 2428 59 2461 27 2429 60 2462 28 2430 6...

Page 67: ...iciently 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 touch the per...

Page 68: ...n 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 IC Solder So...

Page 69: ...ge 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 cuts into ...

Page 70: ... 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 71: ...CGP000008 3 2 1 4 C0CBAYG00016 B1GFCFEN0011 1 3 2 5 4 Cathode Anode B0DDCD000001 ψ ψ 1SS355 PQVDPTZT2530 1 8 16 9 C0JBAQ000247 LNJ237W82RA Anode Cathode B0ECKM000008 B3ABB0000331 Reverse View Anode Cathode Cathode Anode C1CB00003542 72 96 73 48 25 49 1 24 Reverse View 1 4 8 5 PNWITGA410MR Anode Cathode B0BC4R3A0006 C B E B1ADCF000040 B1ABCF000103 B1GBCFYY0010 Reverse View Anode Cathode B3ACB000021...

Page 72: ...ms 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 important for sa...

Page 73: ...73 KX TG7622B KX TG7623B KX TGA410B Memo ...

Page 74: ..._RST 3 0V 3 0_CP2 CELL1_LED G CELL2_LED G BT_HS_LED G L662 NC L663 NC R661 0 CELL2_LED R BT_HS_LED R CELL1_LED R R652 100 R653 100 R654 100 3 0_CP2 R751 1k R752 1k RA653 1k 1 2 3 4 5 6 7 8 R665 10k RA721 1k 1 2 3 4 5 6 7 8 R721 10k 3 0V R502 3 3k 3 0V R666 0 C660 NC 3 0_CP2 C661 0 1u Q651 1 2 3 4 5 Q652 1 2 3 4 5 Q653 1 2 3 4 5 Q654 1 2 3 4 5 Q601 D473 NC A K D472 NC A K NC 1 VIN 2 VSS 3 ENB 5 VOU...

Page 75: ...03 NC 2 1 Q702 NC B C E 3 IN 2 OUT1 1 ADJ 4 OUT2 D142 30V A K C161 10u Q362 NC B C E Q361 NC D133 A K D153 NC A K D361 NC A K C341 330u D362 A K R701 NC C352 NC R352 NC NC 2 VIN 1 VOUT 3 NC 4 VSS R351 NC R353 10k R365 NC R366 NC R359 10k Q363 NC Q352 R373 NC R358 10k 1 8V R371 1 0 5W R372 1 0 5W C519 0 1u Q701 NC B E C C173 0 1u C342 0 1u C311 1u C312 1u C184 1u VDD1 VDD2 VDD3 X501 10 368M 1 3 2 Q...

Page 76: ... GND GND C863 7p GND C825 10p C857 10p RF_TXn 3 0V GND C806 2 4p GND GND GND GND GND ANT_2 GND GND ANT_1 GND ANT1_TP 1 2 ANT2_TP 1 2 C810 1p C813 1p C823 100p ZA1 NC 1 2 6 7 9 11 3 4 5 8 10 12 C837 0 9p C826 10p C820 0 7p GND GND C841 1p C850 2 7n C843 NC C842 1p C812 1p C844 2p W 0 15mm L 20 1mm 3rd layer Open Stub for 3fo W 0 15mm L 22 4mm 1st or 4th layer BPF W 0 15mm L 22 4mm 1st or 4th layer ...

Page 77: ... ANS_LED KEYIN3 MEG_LED KEYIN1 KEYS_D KEYIN2 KEYS_C VLED KEYS_E CELL2_LED R CELL1_LED R KEYS_F CELL1_LED G CELL2_LED G BT_HS_LED R BT_HS_LED G CARBON_TEST CT1 CT2 LED916 A K LED912 A K LED914 A K MSG3 1 2 MSG4 1 2 LCD_CS LED905 BL2 LED906 LCD_VDD LCD_SCL LCD_CD LCD_SID BL1 LCD_GND LCD_RST KEYIN4 LED907 LED908 GND CN901 1 2 3 4 5 6 7 8 9 10 11 12 GND GND GND C901 1u 16V C903 1u 6 3V R901 180 R902 1...

Page 78: ...T 4 0V IC4 NC 1 VOUT 2 GND 4 CN 5 VCC 3 SHD 6 CP C58 NC VBAT R562 NC 3 0V 4 0V R563 0 C2 220u 6 3 C10 220u 6 3 C1 220u 6 3 Q9 C150 0 1u C23 0 1u C24 1u C188 1u C32 1u C84 NC GND L6 NC C34 39p Q2 C19 1000p Q3 R9 30k R8 3 3 R2 30k Q4 R6 10k CN3_C 5 A0 CN3_C 2 OTP_PWR CN3_C 9 VDDA CN3_C 3 CS1 CN3_C 12 GND CN3_C 11 V0 CN3_C 7 SI CN3_C 6 SCL CN3_C 4 RES CN3_C 10 VSS CN3_C 8 VDD CN3_C 1 GND C56 NC C57 N...

Page 79: ...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 R35 100k 3 0V X1 13 824M C73 10p C72 10p GND GND L13 180n L14 NC C86 22u L9 0 R28 2 2k GND ANT_TP MIC AP1 1 2 ANT Short GND ANT Short R10 10 D21 4 3V D14 4 3V D13 4 3V D22 4 3V MIC POWER RECEIVER RECEIVER W 0 2mm L 3 8mm 1st layer Test Pattarn for Carbon Speak...

Page 80: ...80 KX TG7622B KX TG7623B KX TGA410B 14 6 Schematic Diagram Charger Unit J1 2 1 G TP1 TP2 F1 R1 6 8 2W SCHEMATIC DIAGRAM Charger Unit ...

Page 81: ...820 C863 C161 C132 C102 C843 C851 C841 ANT_1 ANT_BT TP_ANT_C3 C850 C857 C803 C855 C342 C341 C781 C321 C322 C854 C842 C343 SA102 C823 C826 C813 C825 C142 C164 X501 P101 R351 R352 R354 R373 R372 R355 R360 R358 R359 R109 R108 R110 R122 R123 RA452 R366 R365 R383 R353 R703 R702 R144 R145 R892 R371 R301 R662 R652 R321 R322 R807 R806 R505 R504 R651 R661 R131 R141 R133 R142 L381 L802 L101 L351 IC751 RA651...

Page 82: ...YLW C721 C301 C521 C522 C115 C351 C312 C602 C515 C664 C662 C663 C514 C611 C809 C479 C476 C601 C111 C108 C171 C173 C181 C184 C107 C501 C518 C505 C454 C455 R733 R731 R734 R503 R659 R312 R602 R601 R606 R611 R613 R361 R362 R510 R507 R311 R363 R516 R515 R517 R181 R166 R151 R162 R111 R112 R107 R672 L661 IC611 IC601 IC502 TP10 TP9 Q732 Q731 Q733 Q652 Q654 Q161 Q302 Q601 Q362 Q361 Q301 C346 C670 C103 C477...

Page 83: ...n A KX TG7622 7623 CIRCUIT BOARD Base Unit_Operation Component View PNLB1915Z PbF STOP DOWN MSG3 MSG4 MSG1 MSG2 LED902 LED901 LED913 LED914 LED911 LED912 LED915 LED916 LED906 LED905 LED908 LED907 UP ANS SKIP LOCAT INT RPT ERASE C902 C901 C903 R901 R903 R904 R902 RL TG762xUS ...

Page 84: ...84 KX TG7622B KX TG7623B KX TGA410B Memo ...

Page 85: ... E VREF GND_J TDO TCK TMS TDI VBG C13 C97 C1 C19 C75 C74 C113 X1 BATT BATT CHG CHG R69 R68 R807 R7 R64 R562 R34 R28 R27 R10 R45 R2 R3 R73 R74 L9 IC4 IC3 RA4 RA3 RA2 D22 D21 ANT_TP D3 D4 Q4 Q2 Q3 C8 C81 C71 C70 C9 C99 C7 C825 C45 C46 C43 C863 C895 C897 C826 C25 C22 C504 C127 C73 C86 C33 C57 C10 C78 C79 C121 C80 C15 C5 C147 C3 F1 C4 C150 R35 R1 R561 R501 R504 orange green R23 R806 R67 R66 R24 R31 R3...

Page 86: ...7623B KX TGA410B 15 3 2 Bottom View SP DOWN LEFT RIGHT UP TALK OFF SOFT2 SOFT1 CN3_C LED2 LED5 LED3 MENU LED4 LED12 LED1 LED8 LED7 LED9 LED6 FLASH A MIC 0 8 7 4 1 5 6 2 3 9 KX TGA410 CIRCUIT BOARD Handset_Main Bottom View ...

Page 87: ...2B KX TG7623B KX TGA410B 15 4 Circuit Board Charger Unit 15 4 1 Component View 15 4 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 88: ...lacement Parts 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 53 A 16 10 11 9 A E2 A PCB2 20 13 17 18 E1 1 E3 19 21 8 4 2 3 5 6 A A A 1 7 12 14 15 Ref No Figure A 2 6 x 8mm PCB1 ...

Page 89: ...s available through sales route of Panasonic 3 Attach the SPACER No 120 to the exact location described above 102 103 104 E105 E104 E101 1 113 114 106 109 110 B 121 122 120 3 101 105 108 E102 E107 111 B E106 MIC100 PCB100 107 115 112 Ref No φ2 8 mm B Figure 117 116 119 2 Spacer No 120 Battery cover Put it in the center Stick it between ribs CUSHION RUBBER STICK IT WITHIN THE FRAMEWORK ON P C B 118...

Page 90: ...90 KX TG7622B KX TG7623B KX TGA410B 16 3 Cabinet and Electrical Parts Charger Unit B 200 200 1 200 3 200 4 200 2 PCB200 201 ...

Page 91: ...91 KX TG7622B KX TG7623B KX TGA410B 16 4 Accessories and Packing Materials 16 4 1 KX TG7622B A3 A4 A2 1 A1 P2 A5 P1 Note 1 This pad is a piece of Ref No P1 GIFT BOX ...

Page 92: ...92 KX TG7622B KX TG7623B KX TGA410B 16 4 2 KX TG7623B P102 P102 A105 Note 1 These pads are pieces of Ref No P101 GIFT BOX A102 P101 1 1 A101 A103 A104 ...

Page 93: ...93 KX TG7622B KX TG7623B KX TGA410B 16 4 3 KX TGA410B Note 1 This pad is a piece of Ref No P201 GIFT BOX A201 P201 1 A202 ...

Page 94: ...Cement Resistor Type ECFD Semi 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...

Page 95: ...0 0 S R662 ERJ2GEJ681 680 S R663 ERJ2GEJ681 680 S R664 ERJ2GEJ681 680 S Safety Ref No Part No Part Name Description Remarks R665 ERJ2GEJ103 10k S R666 ERJ2GE0R00 0 S R668 ERJ2GEJ561 560 S R671 ERJ2GEJ473 47k S R672 ERJ2GEJ473 47k S R673 ERJ2GEJ473 47k S R702 ERJ2GEJ103 10k S R703 ERJ2GEJ102 1k S R721 ERJ2GEJ103 10k S R731 ERJ2GEJ103 10k S R733 ERJ2GEJ103 10k S R734 ERJ2GEJ103 10k S R751 ERJ2GEJ102...

Page 96: ... P C BOARD ASS Y RTL LEDS LED901 LNJ237W82RA LED LED902 LNJ237W82RA LED LED905 LNJ237W82RA LED LED906 LNJ237W82RA LED LED907 LNJ237W82RA LED LED908 LNJ237W82RA LED LED911 LNJ237W82RA LED LED912 B3ABB0000331 LED LED913 LNJ237W82RA LED LED914 B3ABB0000331 LED LED915 LNJ237W82RA LED LED916 B3ABB0000331 LED RESISTORS R901 ERJ2GEJ181 180 S R902 ERJ2GEJ181 180 S R903 ERJ2GEJ181 180 S R904 ERJ2GEJ181 180...

Page 97: ...UV1A225KBV 2 2 C26 ECJ1VB0G106M 10 S C29 ECUV1A105KBV 1 C30 ECJ1VB0G106M 10 S Safety Ref No Part No Part Name Description Remarks C31 ECUE0J105KBQ 1 C32 ECUE0J105KBQ 1 C33 ECUE1A104KBQ 0 1 C34 ECUE1H390JCQ 39p C36 ECUE1A104KBQ 0 1 C37 ECJ1VB0G106M 10 S C40 ECUE1A104KBQ 0 1 C41 ECUE1A104KBQ 0 1 C43 ECUE1A104KBQ 0 1 C44 ECUE0J105KBQ 1 C45 ECUE1A104KBQ 0 1 C46 ECUE1H100DCQ 10p S C51 ECJ1VB0G106M 10 S...

Page 98: ...Z AC ADAPTOR A2 PQJA10075Z CORD TELEPHONE A3 PNQX3168Y INSTRUCTION BOOK 1 A4 PNQW2594Z LEAFLET QUICK GUIDE A5 PQKL10088Z1 STAND WALL MOUNT P1 PNPK3280001Z GIFT BOX P2 PNPD1466Z CUSHION Safety Ref No Part No Part Name Description Remarks A101 PNLV226Z AC ADAPTOR A102 PQJA10075Z CORD TELEPHONE A103 PNQX3168Y INSTRUCTION BOOK 1 A104 PNQW2594Z LEAFLET QUICK GUIDE A105 PQKL10088Z1 STAND WALL MOUNT P101...

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