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23 CIRCUIT OPERATION (CHARGER UNIT)

23.1. Power Supply Circuit

The power supply is as shown.

KX-TCD450RUM / KX-A145RUM / KX-TCD450R UT / KX-A145RUT

Содержание KX-A145 Series

Страница 1: ...rights reserved Unauthorized copying and distribution is a violation of law KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT Digital Cordless Phone Metalic Gray Version Titanium Black Version for Russia Telephone Equipment ORDER NO KM40307133C3 ...

Страница 2: ...onebook 23 9 DISASSEMBLY INSTRUCTIONS 31 9 1 Base Unit 31 9 2 Handset 32 9 3 Charger Unit 33 10 ASSEMBLY INSTRUCTIONS 34 10 1 Warning When Constructing the Base Unit 34 11 TROUBLESHOOTING GUIDE 35 11 1 Check Power 36 11 2 Check Battery Charge 37 11 3 Check Link 38 11 4 Check Handset Transmission 40 11 5 Check Handset Reception 40 11 6 Check Caller ID 40 11 7 Bell Reception 41 12 CHECK PROCEDURE BA...

Страница 3: ...NET AND ELECTRICAL PARTS LOCATION CHARGER UNIT 78 33 ACCESSORIES AND PACKING MATERIALS 79 33 1 KX TCD450RUM RUT 79 33 2 KX A145RUM RUT 80 34 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 81 34 1 Base Unit 81 34 2 Handset 81 34 3 Charger Unit 81 35 REPLACEMENT PARTS LIST 82 35 1 Base Unit 82 35 2 Handset 83 35 3 Charger Unit 85 35 4 Accessories and Packing Materials 85 35 5 Fixtures and Tools 85...

Страница 4: ...heat too long PbF solder will tend to splash if it is heated much higher than its melting point approximately 1100 F 600 C If you must use Pb solder on a PCB manufactured using PbF solder remove as much of the original PbF solder as possible and be sure that any remaining is melted prior to applying the Pb solder When applying PbF solder to double layered boards please check the component side for...

Страница 5: ... TP1 TP84 TP97 TP82 TP187 TP91 TP188 TP101 TP89 TP2 1 3 5 2 4 6 TP5 TP90 TP50 TP45 TP39 TP3 TP40 TP85 J101 J103 J104 J102 J105 PbF 2 65V SDA SCL GND VBACK CHARGE CHARGE Marked Flow Solder Side View Note The location of the PbF mark is subject to change without notice 5 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 6: ...LK C43 C42 C64 R37 C40 C63 C39 R22 R23 R7 J5 LED12 LED14 LED17 LED3 LED2 LED1 Marked Flow Solder Side View Note The location of the PbF mark is subject to change without notice 1 2 3 Charger Unit PCB PbF D1 J1 Marked PbF R1 R2 TP4 TP1 TP2 TP3 Marked Component View Flow Solder Side View Note The location of the PbF mark is subject to change without notice 6 KX TCD450RUM KX A145RUM KX TCD450RUT KX A...

Страница 7: ...aluminum foil 2 Ground the soldering irons 3 Use a conductive mat on the worktable 4 Do not touch IC or LSI pins with bare fingers 3 CAUTION Danger of explosion if battery is incorrectly replaced Replace only with the same or equivalent type recommendenced by the manufacturer Dispose of used batteries according to the manufacture s Instructions 7 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 8: ...t 7 hours before initial use During charging the battery icon is as shown below The handset which power is off will be turned on automatically when it is placed on the base unit In normal use the handset and the base unit should be powered on at all times Note for Service The battery strength may not be indicated correctly if the battery is disconnected and connected again even after it is fully c...

Страница 9: ...battery icon flashes 4 4 Replacing the Batteries If the icon flashes after a few telephone calls even when the handset batteries have been fully charged both batteries must be replaced Charge new batteries for approximately 7 hours before initial use The telephone line cord must not be connected to the telephone socket at this time When replacing the batteries ensure that the correct battery type ...

Страница 10: ...5 LOCATION OF CONTROLS 5 1 Base Unit 5 2 Handset 10 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 11: ...nected at all times It is normal for the adaptor to feel warm during use Never install telephone wiring during a lightning storm 6 1 2 Charger Unit The AC adaptor must remain connected at all times It is normal for the adaptor to feel warm during use 6 2 Symbols Used in This Service Manual 11 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 12: ...f the current 4 digit PIN is forgotten press and you will be able to enter new PIN 6 3 2 Handset To exit the operation press any time For Service Hint If the current 4 digit PIN is forgotten press and you will be able to enter new PIN 12 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 13: ...K on base PCB 2 Plug in AC adaptor to the base 3 Turn on the power to the JIG 9V 4 Then connect the cable to each pins using clip As for the connection between JIG and PCB see below photos Clip G N D S D A S C L Base PCB 2 65V SDA SCL VBACK GND J105 J104 J103 J102 J101 PC setting and how to reset base PIN to default 0000 1 Refer to PC Setting P 42 2 Next execute initbspin bat by typing initbspin T...

Страница 14: ...econds 5 seconds Call Restricted Handsets All Clear Each Handset can be set indivisually Call Restriction Numbers All Clear Up to 10 numbers up to 8 digits 4 Digit Base Unit PIN 0000 Flash Timing 700 msec 100 700 200 msec ARS Setting OFF ON OFF Carrier Code All Clear Area Code All Clear Relation of Area Code All Area Code to Carrier Code 1 1 to 5 You can reset all of the handset settings to their ...

Страница 15: ...set dialling buttons Only incoming calls are accepted while the key lock is on The key lock is cancelled if the handset is turned off When the key lock is on emergency calls cannot be made until key lock is cancelled is displayed Refer to Handset Display P 20 and all dialling buttons are locked 6 6 Recall Feature RECALL is used to access special telephone services Contact your Network provider for...

Страница 16: ...ted handset number flashes 6 9 Cancelling Call Restricted Handset s To exit the operation press any time 1 The factory preset is 0000 2 The selected handset s will stop flashing 6 10 Call BAR On Off Call Prohibition On Off You cannot make any dialling if call BAR is on When call BAR is on emergency calls cannot be made until call BAR is cancelled To exit the operation press any time 1 The factory ...

Страница 17: ...ng Mode Tone Pulse You can change the dialling mode to tone or pulse depending upon your network service If you have a touch tone service select tone If you have rotary or pulse service select pulse To exit the operation press any time 1 The factory preset is 0000 6 13 Select Flash Timing You can select the flash timing 100 msec milli seconds 700 msec or 200 msec depending on your PBX requirements...

Страница 18: ...more than one carrier code has been stored If only one carrier code has been stored any area codes you store up to 25 will automatically be dialled with that carrier code To exit the operation press any time 1 The factory preset is 0000 2 If you need more relating area codes to carrier codes repeat the steps from 5 6 14 2 Automatic Route Selection On Off To exit the operation press any time 1 The ...

Страница 19: ...ithout programming These operations need to be done with the Handset near the base unit Press Press or until the arrow points to then press is displayed 1 1 If any key is not pressed over 60 seconds the display will return to Setting Base 2 Refer to PIN Code P 12 for more details 19 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 20: ...7 DISPLAY 7 1 Handset Display 20 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 21: ...t of your Network provider If it operates correctly then the problem is likely to be a fault in your apparatus In this case contact your supplier for advice Your Network provider may charge you if they attend a service call that is not due to apparatus supplied by them Turn the power OFF then ON Handset Disconnect then connect the AC adaptor Base Unit Cross Reference Power On Off P 22 Call BAR On ...

Страница 22: ...l by pressing any dialling button INTERCOM or SPEAKERPHONE 8 4 Setting the Clock Date After a mains power failure the clock needs to be reset Ensure that icon is not flashing To exit the operation press any time 1 You can enter the time in 12 hour clock or 24 hour clock For example to set 7 15 12 hour clock press 0715 If you enter the time in 24 hour clock go to step 4 2 If AM or PM is not selecte...

Страница 23: ...er ID Please contact your Network provider for further information 8 5 1 Storing a Caller Information To exit the operation press any time 1 The display shows the number of phonebook space available If is displayed the phonebook is full To store clear other stored items in the phonebook 2 If you need correction press RIGHT or LEFT to move cursor then clear the character digit by pressing CLEAR and...

Страница 24: ...r two characters located on the same dialling button enter the first character and then press RIGHT to move the cursor on one space to enter the next character 24 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 25: ...n the Phonebook All phonebook items are stored in the following order Alphabet Letter Symbol Number Telephone number when a name is not stored 1 Display order of characters 25 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 26: ...8 5 3 Phonebook Character Table 26 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 27: ...f you need to clear or add more than one character repeat the steps from 4 4 Digits are cleared to the left of the flashing digit 5 Digits are added to the left of the flashing digit If you need to clear or add more than one digit repeat the steps from 7 6 To continue clearing another caller information repeat the steps from 2 7 You can also press SPEAKERPHONE to make a call 27 KX TCD450RUM KX A14...

Страница 28: ... numbers 2 If there is no item stored in the redial caller ID list the display shows 3 If you need to make a correction press RIGHT or LEFT to move cursor then clear a character by pressing CLEAR and or enter characters Characters are cleared or added to the left of the flashing character To enter characters see Phonebook Character Table 28 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 29: ... is no item stored in the phonebook the display shows 2 If an item is already stored to a hot key will be displayed on the left of the key number If a hot key number with is selected press RIGHT to select 3 You can also press SPEAKERPHONE to make a call 4 Phonebook registration will be remained even hot key registration is cleared 29 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 30: ...l or press to return to the standby mode 1 If is displayed the receiver handset memory is full When copying is completed a beep sounds and is displayed After a few seconds the display will return to the intercom call will display if the link is disconnected or if the receiver handset memory is full If is displayed the receiver and or sender did not prepare for copying within 60 seconds 30 KX TCD45...

Страница 31: ...9 DISASSEMBLY INSTRUCTIONS 9 1 Base Unit Shown in Fig To Remove Remove 1 Lower Cabinet Screws 2 6 12 A 2 2 Main P C Board Main P C Board 31 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 32: ...et Shown in Fig To Remove Remove 3 Rear Cabinet Screws 2 10 B 2 4 Rear Cabinet Follow the procedure 5 Main P C Board Screw 2 8 C 1 Screws 2 8 D 2 Main P C Board 32 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 33: ...9 3 Charger Unit Shown in Fig To Remove Remove 6 Lower Cabinet Screws 2 6 14 E 2 7 Main P C Board Main P C Board 33 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 34: ...erly fit in the cabinet CHG terminal comes out of rib by pulling black lead wire when opening the cabinet and turning the PCB over The terminal cannot have enough elastic force cannot have good contact with handset and it will result in charge problem 34 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 35: ...eck Power P 36 Bell Reception P 41 Check Battery Charge P 37 Check Link P 38 Check Handset Transmission P 40 Check Handset Reception P 40 SIGNAL ROUTE P 64 11 TROUBLESHOOTING GUIDE 35 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 36: ...t P 59 Cross Reference Power Supply Circuit Reset Circuit P 62 Note BBIC is IC2 Note BBIC is IC1 11 1 Check Power Is the AC Adaptor inserted into AC outlet Check AC Adaptor s specification 11 1 2 Handset 36 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 37: ...ence Check Power P 36 Charge Circuit P 62 Note BBIC is IC1 11 2 1 Base Unit Cross Reference Charge Circuit P 62 11 2 2 Handset 11 2 3 Charger Unit Cross Reference Power Supply Circuit P 63 37 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 38: ...11 3 Check Link 11 3 1 Base Unit Cross Reference Power Supply Circuit P 59 Adjustment Base Unit P 44 38 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 39: ...11 3 2 Handset Cross Reference Power Supply Circuit P 59 Adjustment P 51 39 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 40: ...ss Reference SIGNAL ROUTE P 64 11 5 Check Handset Reception Cross Reference HOW TO CHECK THE HANDSET SPEAKER P 55 SIGNAL ROUTE P 64 11 6 Check Caller ID Cross Reference SIGNAL ROUTE P 64 40 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 41: ...11 7 Bell Reception Cross Reference Telephone Line Interface P 60 Check Link P 38 Note BBIC is IC1 11 7 1 Base Unit Note BBIC is IC2 11 7 2 Handset 41 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 42: ... window of MS DOS mode from the start up menu 2 Change a directory to the one with RTX_COM contained 3 Type SET RTX_COM 1 from the keyboard when COM port 1 is used for the connection 4 Type doskey Note See the table below for frequently used commands 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 read out readid Read I...

Страница 43: ... Setting 13 2 1 Connections 13 2 2 PC Setting 1 Open a window of MS DOS mode from the start up menu 2 Change a directory to the one with RTX_COM contained 3 Type SET RTX_COM 1 from the keyboard when COM port 1 is used for the connection 4 Type doskey Note See the table below for frequently used commands Command name Function Example rdeeprom Read the data of EEPROM Type rdeeprom 00 00 FF and the d...

Страница 44: ...4 D5 C39 C41 R41 R42 Q9 C40 D4 X1 C32 C33 B 4 0V Supply Confirmation 1 Confirm that the voltage between TP91 and GND is 4 0V 0 2V D4 C40 Q9 R41 R42 C41 D5 C69 C66 C67 L8 IC3 C65 C68 C61 C VBACK Status Confirmation 1 Confirm that the voltage between J102 and GND is 2 65V 0 2V IC2 Q8 C23 C24 C25 C27 C36 C37 C38 C46 C76 R33 C44 D5 C39 C41 R41 R42 Q9 C40 D4 X1 C32 C33 C45 D BBIC Confirmation 1 BBIC Co...

Страница 45: ...ment ANT Follow steps 1 to 3 of H above 4 Confirm that the B Field Modulation is 340kHz div 402kHz div using data type Fig31 5 Adjust the B Field Modulation if required Execute the command readmod and wrtmod xx where xx is the value IC2 IC3 L1 C43 C61 C68 C69 C48 C72 C66 C67 C65 C57 C73 L3 DA1 R66 R67 C55 C56 R78 R79 C54 C58 C80 R38 C81 C82 C83 C84 C85 L8 C91 C47 J Frequency Offset Confirmation Fo...

Страница 46: ...phone Socket to Tel simulator which is connected with 600 Ω 7 Set line voltage to 48V and line current to 40mA 8 Connect DECT tester to Tel simulator 9 Input audio signal 200mVrms 1kHz tone to Tel simulator DECT tester setting Scramble On AF Gen to ADPCM Off AF Meter Input ADPCM AF Gen Frequency 1000Hz AF Gen Level 200mVrms 10 Confirm hearing tone 390mVrms 85mVrms 11 Adjust audio level if required...

Страница 47: ...30mVrms 100mVrms 10 Adjust audio level if required Make sure current value using getspkrgain And then execute the command setspkrgain xx where xx is the value 11 Confirm that the audio distortion at 600R of Tel simulator is 5 IC2 R32 C22 R23 C14 C13 R22 R21 Q6 R18 R19 R20 C12 D2 C1 C2 R77 R16 D3 R12 Q2 R7 R8 R9 R10 Q3 IC3 L1 C43 C61 C68 C69 C48 C72 C66 C67 C65 C57 C73 L3 DA1 R66 R67 C55 C56 R78 R7...

Страница 48: ...0 R46 50 R39 R29 R30 R68 C19 C12 C16 C17 C51 C22 C18 C23 C24 C20 R31 R67 R58 R57 R35 R71 R72 R81 R82 R53 R54 R56 R8 C60 R55 R19 R20 R25 R28 R13 R14 R11 R15 R74 R73 R7 R77 R70 R85 R5 R9 R10 R27 R23 R32 R24 R12 R22 R21 R16 R18 R26 R17 D1 D5 D2 D3 C92 C65 C80 C67 C72 C66 C56 Q6 C15 B C E B C E Q3 Q7 Q5 Q10 Q2 Q11 Q4 1 C39 C25 C46 C90 Q8 1 100 4 5 8 1 11 28 18 ANT GND J1 A201 A202 J2 Q9 D4 C86 C54 C84...

Страница 49: ...al Volt Meter B 12Ω 2W TP1 TP84 TP97 TP82 TP187 TP91 TP188 TP101 TP89 TP2 1 3 5 2 4 6 TP5 TP90 TP50 TP45 TP39 TP3 TP40 TP85 J101 J103 J104 J102 J105 PbF 2 65V SDA SCL GND VBACK CHARGE CHARGE DTMF tester Tel Simulator F N O G Note A P is refered to ADJUSTMENTS BASE UNIT AND CHARGER UNIT P 44 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT 49 ...

Страница 50: ...fter the measuring sock up the solder of TP The connection of adjustment equipment are as shown in Adjustment Standard Charger Unit P 50 14 4 Adjustment Standard Charger Unit When connecting the Simulator Equipments for checking please refer to below 14 4 1 Flow Solder Side View PbF R1 R2 TP4 TP1 TP2 TP3 Digital Volt Meter 12Ω 2W A Note A is refered to ADJUSTMENTS BASE UNIT AND CHARGER UNIT P 44 5...

Страница 51: ...401 C402 C403 IC4 C405 C408 C409 C65 C12 D20 B BBIC Confirmation 1 BBIC Confirmation Execute the command getchk 2 Confirm the returned checksum value Connection of checksum value and program number is shown below IC1 X1 C6 C7 C70 C Charge Control Check Charge Current Monitor Confirmation 1 Apply 6V between TP5 and TP6 with current limit of PSU to 200mA 2 Confirm that the charge current is ON OFF 3...

Страница 52: ...dmod and Writemod xx where xx is the value IC1 IC10 R410 L5 C111 C422 C423 C405 R411 C408 C409 C401 C402 C403 J Frequency Offset Confirmation Follow steps 1 to 4 of H above 5 Confirm that the frequency offset is 40kHz IC1 IC10 R410 L5 C111 C422 C423 C405 R411 C408 C409 C401 C402 C403 K Sensitivity Receiver Confirmation Follow steps 1 to 4 of H above 5 Set DECT tester power to 88dBm 6 Confirm that ...

Страница 53: ...8 R28 C20 O Transmit Audio Check and Confirmation TP15 1 Configure the DECT tester CMD60 as follows Setting Test mode FP Mode Normal RFPI 0102030405 2 Execute the command testmode 3 Execute the command regcmd60 4 Initiate connection from DECT tester 5 Execute the command openaudio 6 Confirm that the value of EEPROM address 34A is 02 If the value is not 02 by User set 02 and power off and power on ...

Страница 54: ... PbF L1 Q7 MIC C420 C421 C401 C402 A1 C403 C26 C423 C424 C405 C54 C45 C44 R43 R16 R11 R18 R2 R6 R17 R31 Q5 Q3 5 8 1 4 Q11 Q1 C50 C48 C25 D9 C13 C34 C60 C65 C29 C12 C53 C28 C24 C67 C68 C23 C8 C10 C66 IC4 IC2 C407 REV_TEST2 REV_TEST1 SP_TEST1 SP_TEST2 C409 C404 SP C408 IC3 IC1 100 GND BATT 75 76 25 51 1 C111 C422 C36 R27 D16 C5 D19 C46 R36 R410 R411 R35 L5 MCLK X1 18 11 1 28 IC10 JACK D7 DC 2 20V 2 ...

Страница 55: ...Unit P 44 16 2 Handset Item Value Refer to Remarks TX Power 20 dBm 25 dBm Adjustment Base Unit H Modulation 340 kHz div 402 kHz div Adjustment Base Unit I Data type Fig31 Frequency Offset 40 kHz 40 kHz Adjustment Base Unit J RX Sensitivity 1000 ppm Adjustment Base Unit K Timing Accuracy 10 ppm Adjustment Base Unit L RSSI Level 0x34 hex 10 hex Adjustment Base Unit M Refer to Adjustment P 51 17 HOW ...

Страница 56: ... 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 248 1885 248 9 1883 520 1883 520 1883 520 1883 520 10 1881 792 1881 792 1881 792 1881 792 Note Channel No 10 In the Test Mode on Base Unit and Handset 56 KX TCD450RUM KX A145RUM KX TCD450RUT ...

Страница 57: ...g Burst Decoding ADPCM Codec Filter EEPROM IC1 SDA SCL SYRI RSSI SYEN RXDA TXDA J2 J1 IC2 IC3 4 0V Reg 2 65V Reg 4 0V 2 65V VUNREG 63 64 43 37 95 71 15 8 46 20 99 100 10 5 6 4 RF Module 20 5 10 33 Limit Register CHARGE CONTACT 28 25 XTAL 10 368 MHz DTXAF DTXAF 42 40 Bell Caller ID Interface ANT1 ANT2 to Tel_Line A B to AC Adaptor 13 Flash Memory IC4 CS OE WR A00 A18 D0 D7 X1 KX TCD450RUM KX A145RU...

Страница 58: ... suppression 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 All interfaces ex RF module EEPROM LED Analog Front End etc RF Module IC3 PLL Oscillator Detector Compress Expander First Second Mixer Amplifier for transmission and reception EEPROM IC1 Temporary operating param...

Страница 59: ...or 6V as shown in Fig 101 The power supply is as follows DECT BBIC IC2 J2 6V D4 Q9 D5 Q8 IC2 RF Module IC3 J2 6V D4 Q9 L8 IC3 EEPROM IC1 J2 6V D4 Q9 D5 Q8 IC1 Flash Memory IC4 J2 6V D4 Q9 D5 Q8 IC4 LED LED1 J2 6V D4 Q9 R68 LED1 Charge Contact TP84 J2 6V D4 R43 R44 L4 TP84 Fig 101 59 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 60: ...passes through the analog part of IC2 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 IC3 the carrier frequency is changing and frequency modulated RF sig...

Страница 61: ...ETECT SWITCHED SUPPLY CHARGE CONTACTS TP5 4 0V VDDBAT VDDLR SWITCH 29 XTAL 10 368 MHz KEYPAD BACKLIT KEYPAD LEDS COLUMNS ROWS LCD ON SWITCH 36 25 32 34 35 79 80 26 KX A145RUM RUT BLOCK DIAGRAM HANDSET INH RS 67 CS CE 63 DISDATA 86 EARPIECE SPEAKER 40 39 47 15 19 51 53 57 58 24 Burst Encoding Burst Decoding TP6 D20 DISCLK 50 AMPLIFIER IC4 43 Headset JACK SP_AMP 69 Flash Memory IC2 ADR 00 18 CE OE W...

Страница 62: ...CHARGE Handset Q7 F1 BATTERY Battery BATTERY R14 GND 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 Q7 of Handset Refer to Fig 101 in Power Supply Circuit P 59 22 4 Battery Low Power Down Detector Circuit Operation Battery Low and Power Down are detected by BBIC which check the voltage...

Страница 63: ...23 CIRCUIT OPERATION CHARGER UNIT 23 1 Power Supply Circuit The power supply is as shown 63 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 64: ...24 SIGNAL ROUTE 64 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 65: ...m Clk D O Active Active 21 VDD 22 VSS 23 RESET A I Normal Reset 24 VDDPM A O 25 VSSO D I 26 NO USE 27 LOAD A I 28 XTAL A I 10 368MHz 29 NC 30 VDDLR A I 31 LRB D I 32 NC 33 VDDA 34 VSSA 35 NO USE 36 Audio Out N A O 37 Audio Out P A O 38 NO USE 39 Bandgap Ref A I 40 Differential Line P A I for Bell Clip 41 NO USE 42 Differential Line N A I for Bell Clip 43 Audio In N A I 44 NO USE 45 ADC Ref A I 46 ...

Страница 66: ... 78 DSPOUT P1 1 D I Fixed 79 Address Bus D O for Flash Memory 80 DSPCLK P1 2 D I Fixed 81 Address Bus D O for Flash Memory 82 DSPFRM P1 3 D O Fixed 83 OE D O Read IC4 for Flash Memory 84 VSS 85 VDD 86 Address Bus D O for Flash Memory 87 Key IN D I No Key Key 88 NO USE D I I PD 89 CE D O IC4 Active for Flash Memory 90 NO USE D O 91 NO USE D O 92 Data Bus D I O for Flash Memory 93 NO USE D I I PD 94...

Страница 67: ...OWER SW A I Key No Key 25 Charge DECT A I Charge No Charge 26 DCDCDRV D O Active Active 27 DCDCCMR A I 28 Reset A I Normal Reset 29 VSSO A O 30 LOAD A I 31 XTAL A I 10 368MHz 32 VDDPM A O 33 VDDLO A O 34 VDDBAT A I 35 VDDLR A I 36 CHARGE_START A O No Charge Charge for Charge 37 VDDA 38 VSSA 39 LSRN A O 40 LSRP A O 41 Bandgap REF A O 42 MICS A O 43 MICP A I 44 MICN A I 45 Reference Voltage A O 46 R...

Страница 68: ...8 NO USE D O 79 Back Light D O LED ON LED OFF 80 SP Phone LED D O LED ON LED OFF 81 Address Bus D O for Flash Memory 82 Address Bus D O for Flash Memory 83 VSS 84 VDD 85 CE D O Active for Flash Memory 86 DISDATA D O for LCD 87 Power Select D O Low Power Hi Power 88 NO USE D O 89 NO USE D O 90 OE D O Active for Flash Memory 91 WR D O Active for Flash Memory 92 NO USE D O 93 Address Bus D O for Flas...

Страница 69: ...ll d default Same as D but best guess value and or not verified Country Setting x Default no specific country setting so revert to default value 27 3 EEPROM Layout 27 3 1 General Setup Address Default Name Country Setting Type Description 0000 01 00 E0 EepromOscillator x A Frequency adjustment 0002 20 ModulationDeviation x A Modulation adjustment 0020 0024 RFPI ID for Base Unit x A RFPI 0025 0026 ...

Страница 70: ...y 3 Unused4 4 Onhook 1 enable 0 disable 5 Offhookk 1 enable 0 disable 6 Msgwaiting 1 enable 0 disable 7 Unused7 0F37 38 3D 01 Parse Configuration 3D 00 D Clip parse set configuration Bit 0 Etsi 1 enable 0 disable 1 ForwardNumber 1 enable 0 disable 2 Danish 1 enable 0 disable 3 Dutch 1 enable 0 disable 4 Canadian 1 enable 0 disable 5 Swedish 1 enable 0 disable 6 UserDefined 1 enable 0 disable 7 KPN...

Страница 71: ... timeout T7 T8 max Unit 50ms defaults to 150ms 0F46 02 Rcid SimRingCnt 06 D RCID simulated ring count 0F47 38 Rcid SimRingOnOffTime x D RCID simulated ring timing Bit 0 3 ring on time 4 7 ring off time Unit 500ms defaults to 1 5s ring on time 4s ring off time 0F48 01 Rcid MaxErrCnt x D RCID max error count during parsing 27 3 5 BsUiTask settings Address Default Name Country Setting Type Descriptio...

Страница 72: ...ress Default Name Type Description 0000 0001 00 EepromOscillator A Frequency adjustment 0002 20 ModulationDeviation A Mudulation adjustment 0030 0034 00 IPEI ID for Handset A IPEI 0036 003A FF PARK_1 ID for Base 1 PARK for registration 1 003B 003F FF PARK_2 ID for Base 2 PARK for registration 2 0040 0044 FF PARK_3 ID for Base 3 PARK for registration 3 0045 0049 FF PARK_4 PARK_8 ID for Base 4 PARK ...

Страница 73: ...Disable 1 Enable Croatian Bit 4 0 Disable 1 Enable Spanish Bit 5 0 Disable 1 Enable Norwegian Bit 6 0 Disable 1 Enable French Bit 7 0 Disable 1 Enable Italian 02AF FF AvailableLanguages x D Bit 0 0 Disable 1 Enable Danish Bit 1 0 Disable 1 Enable Dutch Bit 2 0 Disable 1 Enable Swedish Bit 3 0 Disable 1 Enable Finnish Bit 4 0 Disable 1 Enable Greek Bit 5 0 Disable 1 Enable Turkish Bit 6 0 Disable 1...

Страница 74: ...ltage eeprom ADC steps LowVoltage mV 14 35 mV step 28 3 4 Default Audio Parameters Address Default Name Country Setting Type Description 1F07 46 ReceiveGainLowOffset x D Bit7 AOG Bit6 AOG2 Bit5 bit0 Gain receive for volumestep 1 offset to volumestep 2 GR Index values ranging from 0x00 to 0x24 each step representing 1 dB 1F08 46 ReceiveGainHighOffset x D Bit7 AOG Bit6 AOG2 Bit5 bit0 Gain receive fo...

Страница 75: ...pack IC to the PCB by temporarily soldering two diagonally opposite pins in the correct positions on the PCB Be certain each pin is located over the correct pad on the PCB 2 Apply flux to all of the pins on the IC 3 Being careful to not unsolder the tack points slide the soldering iron along the tips of the pins while feeding enough solder to the tip so that it flows under the pins as they are hea...

Страница 76: ...30 CABINET AND ELECTRICAL PARTS LOCATION BASE UNIT 76 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 77: ...31 CABINET AND ELECTRICAL PARTS LOCATION HANDSET 77 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 78: ...32 CABINET AND ELECTRICAL PARTS LOCATION CHARGER UNIT 78 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 79: ...33 ACCESSORIES AND PACKING MATERIALS 33 1 KX TCD450RUM RUT 79 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 80: ...33 2 KX A145RUM RUT 80 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 81: ...34 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 34 1 Base Unit 34 2 Handset 34 3 Charger Unit 81 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 82: ...on Remarks 5 PQKE10356Z1 GUIDE CHARGE TERMINAL CASE POM HB 6 PQSA10131Z ANTENNA MAIN 7 PQSA10132Z ANTENNA SUB 8 PQYF10560Z4 CABINET COVER for KX TCD450RUM ABS HB 8 PQYF10560Z2 CABINET COVER for KX TCD450RUT ABS HB 9 PQGT16261Y NAME PLATE for KX TCD450RUM 9 PQGT16346Y NAME PLATE for KX TCD450RUT 35 1 2 Main P C Board Parts Ref No Part No Part Name Description Remarks PCB1 PQWP1D450RUH MAIN P C BOAR...

Страница 83: ...N7Z00008 COIL C55 ECUV1H100DCV 10P C56 ECUV1H100DCV 10P C57 PQLQR2M1N8S COIL S C58 PQLQR2M1N8S COIL S C59 ECUV1H101JCV 100P C61 ECUV1H100DCV 10P C64 ECUV1H102KBV 0 001 C65 ECUV1H2R0CCV 2 C66 ECUV1H060DCV 6P S C67 ECUV1A475KB 4 7 C68 ECUV1A475KB 4 7 C69 ECUV1H2R0CCV 2 C72 ECUV1H2R0CCV 2 C73 ECUV1H100DCV 10P C74 ECUV1H103KBV 0 01 C76 ECUV1C104KBV 0 1 C77 ECQE2E474KZ 0 47 S C78 ECUV1H102KBV 0 001 C79...

Страница 84: ...J104 100K R20 ERJ3GEYJ104 100K R21 ERJ3GEYJ471 470 R22 ERJ3GEYJ150 15 R23 ERJ3GEYJ150 15 R24 ERJ3GEYJ471 470 R27 ERJ3GEYJ220 22 R28 ERJ3GEYJ220 22 Ref No Part No Part Name Description Remarks R31 ERJ3GEYJ103 10K R34 ERJ3GEYJ103 10K R35 ERJ3GEYJ824 820K R36 ERJ3EKF4303 430K R37 ERJ3GEYJ224 220K R38 ERJ3GEYJ103 10K R43 PQ4R10XJ820 82 S R51 ERJ3GEYJ332 3 3K R59 ERJ3GEYJ103 10K R60 ERJ3GEYJ103 10K R67...

Страница 85: ...ODE D1 B0JAME000085 DIODE SI JACK CN1 K2EZ2B000040 JACK S RESISTORS R1 ERJ1WYJ220 22 R2 ERJ1WYJ270 27 35 4 Accessories and Packing Materials 35 4 1 KX TCD450RUM RUT Ref No Part No Part Name Description Remarks A1 PQLV19CEZ AC ADAPTOR A2 PQJA10075Z CORD TELEPHONE A3 PQKE10355Z1 HANGER BELT CLIP for KX TCD450RUM S A3 PQKE10355Z5 HANGER BELT CLIP for KX TCD450RUT S A4 PQQX13756Z INSTRUCTION BOOK for ...

Страница 86: ...matic diagram may be modified at any time with the development of new technology 36 2 Handset SCHEMATIC DIAGRAM HANDSET Notes 1 DC voltage measurements are taken with an oscilloscope or a tester with a ground 2 The schematic diagrams and circuit board may be modified at any time with the development of new technology 86 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 87: ...36 3 Memo 87 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 88: ... 16 A4 17 A3 18 A2 19 A1 20 A0 21 D0 22 D1 23 D2 24 GND 25 D3 26 D4 27 D5 28 D6 29 D7 30 CE 31 A10 32 0E C23 K0 1 C26 K0 1 R83 2 2K 2 65V R80 2 2K R84 10K K0 1 C76 2 65V 180K R82 5 6M R81 K0 01 C74 5 6M R53 K0 01 C49 180K R54 K0 022 C4 K0 022 C3 R6 180K R4 180K R3 220K R5 220K Q10 R36 0 S1 3 4 2 1 TP101 NC JMP8 C79 K1000P C78 K1000P TP85 20V D7 500V680P C31 C64 K1000P L4 0 J100P C87 J100P C59 J100...

Страница 89: ... 93 P0 4 TXD 94 P0 5 RXD 95 P0 6 96 D6 97 P0 7 98 D5 99 ANT1 100 ANT2 C33 C1P C32 J27P R35 NC X1 10 368MHz C35 K0 033 C27 K0 1 C24 K0 1 C34 K0 1 C29 K0 068 C28 K0 068 2 65V R33 1K D5 10K R57 2 65V 33K R22 R67 39 C56 D10P R78 180 C73 D10P AN T DA1 C70 NC C55 D10P L3 33n C71 NC C58 1 8n C57 1 8n A202 1 R79 180 C54 2 7n R66 39 A201 1 C72 C2P C69 C2P L1 4 7u C67 K4 7 IC3 5 RSSI 6 VCC_OC 7 GND 8 SYCL 9...

Страница 90: ...55 A5 56 A6 57 PX 3 58 PX 4 59 A7 60 A12 61 VDD 62 VSS 63 SUPEEP 64 I2DAT 65 I2CLK 66 MODE 67 R2 68 R1 69 VBACK P0 7 70 A15 71 BSELO A16 72 BSEL1 A17 73 A14 74 A13 75 VDDLI 76 A8 77 A9 78 P1 0 79 P1 1 80 P1 2 81 A11 82 A10 83 VSS 84 VDD 85 CSROQ 86 P0 0 RXD 87 P0 1 TXD 88 NC 89 NC 90 OERAQ 91 WRRAQ 92 CSRAQ 93 BSEL2 A18 94 D7 95 D6 96 D5 97 D4 98 D3 99 D2 100 D1 TP3 Green LED1 Green LED2 Green LED...

Страница 91: ... 7 C408 K4 7 C409 C2P C422 C2P C423 C2P SP REV REV TP11 D20 C51 NC POWER_ON POWER_PM R30 NC 4 7V M D7 4 7V M D9 100K R19 100K R20 C18 6 3V4 7 IC10 ALPS_RF_UGSE6 5 RSSI 6 VCC_OC 7 GND 8 SYCL 9 SYDA 10 SYEN 11 GND 12 RXDSG 13 SYRI 14 GND 15 GND 16 GND 17 GND 18 GND 19 GND 20 RXDA 21 GND 22 GND 23 GND 24 PSEL 25 PAON 26 GND 27 VCC_PA 28 GND 29 GND 30 GND 31 GND 32 GND 33 RF1 34 GND GND 1 2 3 TXDA 4 K...

Страница 92: ...39 SCHEMATIC DIAGRAM CHARGER UNIT TP3 R2 27 TP4 D1 2 1 J1 pinL DC_PLUG 22 Charge_minus TP1 TP2 R1 Charge_plus SCHEMATIC DIAGRAM CHARGER UNIT 92 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT ...

Страница 93: ... C19 C12 C16 C17 C51 C22 C18 C23 C24 C20 R31 R67 R58 R57 R35 R71 R72 R81 R82 R53 R54 R56 R8 C60 R55 R19 R20 R25 R28 R13 R14 R11 R15 R74 R73 R7 R77 R70 R85 R5 R9 R10 R27 R23 R32 R24 R12 R22 R21 R16 R18 R26 R17 D1 D5 D2 D3 C92 C65 C80 C67 C72 C66 C56 Q6 C15 B C E B C E Q3 Q7 Q5 Q10 Q2 Q11 Q4 1 C39 C25 C46 C90 Q8 1 25 26 50 51 75 76 100 4 5 8 ANT J1 A201 A202 J2 Q9 D4 C86 C 5 4 C84 C 5 8 17 16 32 C38...

Страница 94: ... 2 4 6 TP5 TP90 TP50 TP45 TP39 TP3 TP40 TP85 J101 J103 J104 J102 J105 PbF 2 65V SDA SCL GND VBACK CHARGE CHARGE CHARGE RF Clock 10 368MHz CHARGE KX TCD450RUM RUT CIRCUIT BOARD BASE UNIT Flow Solder Side View Q9 Output 4V Q9 Input 5 5V KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT 94 ...

Страница 95: ...C423 C424 C405 C54 C45 C44 R43 R16 R11 R18 R2 R6 R17 R31 Q5 Q3 5 8 1 4 Q11 Q1 C50 C48 C25 D9 C13 C34 C60 C65 C29 C12 C53 C28 C24 C67 C68 C23 C8 C10 C66 IC4 IC2 C407 REV_TEST2 REV_TEST1 SP_TEST1 SP_TEST2 C409 C404 SP C408 IC3 IC1 100 GND BATT 75 76 25 51 1 C111 C422 C36 R27 D16 C5 D19 C46 R36 R410 R411 R35 L5 MCLK X1 IC10 JACK D7 27 26 25 24 23 22 21 20 19 18 28 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16...

Страница 96: ...SET Flow Solder Side View PROG REDIAL PbF BOOK UP POWER CANCEL DOWN SP_ PHONE RIGHT LEFT 1 2 3 6 5 7 0 R 4 9 8 LED13 INT MIC TALK C43 C42 C64 R37 C40 C63 C39 R22 R23 R7 J5 LED12 LED14 LED17 LED3 LED11 LED2 LED1 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT 96 ...

Страница 97: ... PbF D1 J1 CIRCUIT BOARD CHARGER UNIT Component View 42 2 Flow Solder Side View PbF R1 R2 TP4 TP1 TP2 TP3 CIRCUIT BOARD CHARGER UNIT Flow Solder Side View 97 KX TCD450RUM KX A145RUM KX TCD450RUT KX A145RUT M KXTCD450RUM KXA145RUM KXTCD450RUT KXA145RUT ...

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