Panasonic KX-A141EXS Service Manual Download Page 4

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(Component View)

(Flow Solder Side View)

Note:
The location of the “PbF“ mark is subject to change without notice.

2. FOR SERVICE TECHNICIANS

ICs and LSIs are vulnerable to static electricity.

When repairing, the following precautions will help prevent recurring malfunctions.

1. Cover the plastic parts boxes with 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.

4. BATTERY

4.1. Battery Installation

Please ensure the batteries are inserted as shown.

part should be inserted first.

Close the cover as indicated by the arrow.

- When you replace the batteries,

part should be removed first.

Summary of Contents for KX-A141EXS

Page 1: ...phone Equipment KX TCD410SLS KX A141EXS Digital Cordless Phone Silver Version for Switzerland SPECIFICATIONS 2003 Panasonic Communications Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law 1 ...

Page 2: ...er can also be used Caution PbF solder has a melting point that is 50 F 70 F 30 C 40 C higher than Pb solder Please use a soldering iron with temperature control and adjust it to 700 F 20 F 370 C 10 C In case of using high temperature soldering iron please be careful not to 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...

Page 3: ...nufac turer 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 3mm 0 6mm and 1 0mm 1 2 How to recognize that Pb Free solder is used 1 2 1 Base Unit PCB Component View Flow Solder Side View Note The location of the PbF mark is sub...

Page 4: ...dering 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 4 BATTERY 4 1 Battery Installation Please ensure the batteries are inserted as show...

Page 5: ... battery strength may not be indicated correctly if the battery is disconnected and connected again even after it is fully charged In that case by recharging the battery as mentioned above you will get a correct indication of the battery strength 4 3 Battery Life Battery life is dependent on use and conditions but in general when using fully charged Ni MH batteries 700 mAh Talk time 10hrs approx S...

Page 6: ...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 is selected To exit the operation press any time When Ni Cd batteies are fitted with the setting in icon will disappear and stop charging even if the handset is on the cradle D...

Page 7: ...5 1 Base Unit 5 2 Handset 6 SETTINGS 6 1 Connection Plug in the AC adaptor and the telephone line cord in order 1 2 3 4 7 ...

Page 8: ...m during use Never install telephone wiring during a lightning storm 6 2 Symbols Used in This Service Manual 6 3 PIN Code 6 3 1 Base Unit 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 6 3 2 Handset 8 ...

Page 9: ...he base 6 3 3 2 Thinkable Situation Customer may ask to reset base PIN because they forget it Customer may bring only a base unit for repair and there is no handset registered to the base Need to register another handset to the base to confirm if the unit works properly after repair When original handset has broken and customer purchased a new one if customer forget base PIN customer cannot regist...

Page 10: ... PC Setting 2 Next execute initbspin bat by typing initbspin The PC display will be shown as below 3 After that turn off DC power supply 9V to the jig unplug AC adaptor and remove pins on PCB Then close the cabinet The base pin returns to the default 0000 and you can register a handset to the base using the base PIN 0000 6 4 Reset 6 4 1 Base Unit If the base unit is reset the Caller ID list will c...

Page 11: ... Handset can be set indivisually Call Restriction Numbers All Clear Up to 10 numbers up to 8 4 Digit Base Unit PIN 0000 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 6 4 2 Handset You can reset all of the handset settings to their initial settings To exit the operation press any time 1 The factory preset is 0000 Hands...

Page 12: ...play Length of the Call Talk Time Phone No Display Language German 10 languages Call BAR OFF OFF ON Direct Call Mode OFF OFF ON Direct Call Number Clear Up to 24 digits 4 Digit Handset PIN 0000 Auto Talk OFF OFF ON Base Unit Access Automatic Base Unit Access Auto Specific Base Unit No Redial Memory All Clear Handset Receiver Volume Medium Low Medium High 6 5 Key Lock You can lock the handset diall...

Page 13: ...accessing a long distance service For example when 9 line access number is dialled followed by a pause to access an outside line through a PBX Entering a pause prevents misdialling when you redial or dial a stored number Pressing PAUSE once creates one pause To extend the pause requirement time press PAUSE accordingly 1 is displayed Refer to Handset Display on the LCD 6 8 Call Restriction You can ...

Page 14: ...elected 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 14 ...

Page 15: ...ad reset the handset to its initial settings Press MENU DOWN RIGHT UP RIGHT 4 digit Handset PIN UP OK All handset setting will be reset to their initial settings however the Phonebook data will be saved 6 12 Automatic Route Selection Automatic Route Selection is a feature which selects the least expensive carrier network service available when making long distance calls When area code s have been ...

Page 16: ...vices Then store the code as follows To exit the operation press any time 1 The factory preset is 0000 6 12 2 Storing the Area Code s Store the area code s for which the chosen carrier network service charge rates are lower than the original carrier network service Up to 25 area codes can be stored To exit the operation press any time 1 The factory preset is 0000 2 If you need more area code stori...

Page 17: ... 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 12 4 Automatic Route Selection On Off To exit the operation press any time 1 The factory preset is 0000 6 13 Summary of Programmable Functions You can select and execute the following functions by pressing direct command as foll...

Page 18: ... 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 for more details 7 DISPLAY 7 1 Handset Display 18 ...

Page 19: ...wn working telephone in its place If the known working telephone still has problems then please contact the customer service department 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 Turn the power OFF then ON Handset Disconnect then connect the AC adaptor Base Unit 19 ...

Page 20: ...ference Power On Off Call BAR On Off Call Prohibition On Off Key Lock Call Restriction 8 OPERATIONS 8 1 Power On Off 1 When button is released the display changes to the standby mode 2 The display goes blank 20 ...

Page 21: ...wering a Call Each ringer will start ringing with lower volume then gradually increase the volume when receiving a call 1 You can also answer a call by pressing any dialling button INTERCOM or 8 4 Setting the Clock Date After a mains power failure the clock needs to be reset Ensure that icon is not flashing 21 ...

Page 22: ...ored with a name in the phonebook the display will show the caller s name 8 5 1 Storing a Caller Information To exit the operation press any time 1 If you need 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 Character Selection below 2 To cont...

Page 23: ... To exit the operation press any time 1 If there is no item stored in the phonebook the display shows 23 ...

Page 24: ...teps from 2 8 5 2 Storing the Phone Number into the Phonebook When Pre dialling To exit the operation press any time 1 If you need correction press CLEAR Digit is cleared to the left then enter numbers 8 5 3 Storing the Number from the Redial Caller List into the Phonebook To exit the operation press any time 1 If there is no item stored in the redial caller list the display shows 2 If you need co...

Page 25: ...m the phonebook To exit the operation press any time 1 If there is no item stored in the phonebook the display shows 2 The number is flashing if the dialling button is already assigned as a hot key 3 Phonebook registration will be remained even hot key registration is cleared 9 DISASSEMBLY INSTRUCTIONS 9 1 Base Unit 25 ...

Page 26: ...Shown in Fig To Remove Remove 1 Lower Cabinet Screws 2 6 12 A 2 2 Main P C Board Main P C Board 9 2 Handset 26 ...

Page 27: ...ve 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 10 ASSEMBLY INSTRUCTIONS 10 1 Warning When Constructing the Base Unit 11 TROUBLESHOOTING GUIDE 27 ...

Page 28: ...ck Power Bell Reception Check Battery Charge Check Link Check Handset Transmission Check Handset Reception SIGNAL ROUTE 11 1 Check Power 11 1 1 Base Unit Is the AC Adaptor inserted into AC outlet Check AC Adaptor s specification 28 ...

Page 29: ...Reference Power Supply Circuit Note BBIC is IC2 11 1 2 Handset Cross Reference Power Supply Circuit Reset Circuit Note BBIC is IC1 11 2 Check Battery Charge 11 2 1 Base Unit Cross Reference Charge Circuit 29 ...

Page 30: ...11 2 2 Handset Cross Reference Check Power Charge Circuit Note BBIC is IC1 11 3 Check Link 11 3 1 Base Unit Cross Reference Power Supply Circuit Adjustment 11 3 2 Handset 30 ...

Page 31: ...ence Power Supply Circuit Adjustment 11 4 Check Handset Transmission Cross Reference SIGNAL ROUTE 11 5 Check Handset Reception Cross Reference HOW TO CHECK THE HANDSET SPEAKER SIGNAL ROUTE 11 6 Check Caller ID 31 ...

Page 32: ...s Reference Telephone Line Interface Check Link Note BBIC is IC1 12 CHECK PROCEDURE BASE UNIT 12 1 Preparation 12 1 1 Equipment Required DECT tester Rohde Schwarz CMD 60 is recommended Frequency counter it must be precise to be able to measure 1Hz precision 4ppm Hewlett Packard 53131A is recommended 32 ...

Page 33: ...D705BX 3 Clip cable PQZZ2CD705BX 4 DC cable PQZZ3CD705BX PC which runs in DOS mode Batch file for setting PQZZTCD410E 12 2 PC Setting 12 2 1 Connections 12 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...

Page 34: ...ess and 45 is data to be written InitBsPIN bat Initial Base PIN to 0000 Type initBsPIN 13 CHECK PROCEDURE HANDSET 13 1 Preparation 13 1 1 Equipment Required DECT tester Rohde Schwarz CMD 60 is recommended Frequency counter it must be precise to be able to measure 1Hz precision 4ppm Hewlett Packard 53131A is recommended DC power it must be able to output at least 1A current under 2 4V for Handset 9...

Page 35: ...he data of EEPROM Type rdeeprom 00 00 FF and the data from address 00 00 to FF is read out readid Read ID RFPI Type readid and the registered ID is read out writeid Write ID RFPI Type writeid 00 18 E0 0E 98 and the ID 0018 E0 0E 98 is written setfreq adjust Frequency of RFIC Type setfreq nn nn Getchk Read checksum Type getchk Wreeprom write eeprom Type wreeprom 01 23 45 01 23 is address and 45 is ...

Page 36: ...ception sensitivity of base unit is low with noise Make confirmation in item The transmit level is high or low Make adjustments in item The reception level is high or low Make adjustments in item The unit does not link Make confirmation in item The unit cannot charge Make confirmation in item Refer to Adjustment 14 1 Adjustment Please follow the items below when BBIC or EEPROM are replaced Items A...

Page 37: ... C32 C3 D 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 IC2 X1 C32 E BBIC Clock Adjustment TP1 1 Execute the command deactmac 2 Execute the command conttx 3 Input Command rdeeprom_00_00_02 then you can confirm the current value 4 Adjust the frequency of TP1 executing the command ...

Page 38: ... 2 Execute the command hookoff and dtmf_up 3 Confirm that the high frequency 1477 06HZ group is 6 5dBm 9 5dBm 4 Execute the command dtmf_lo 5 Confirm that the low frequency 852 05HZ group is 9 0dBm 12dBm IC2 R32 C2 R23 C80 C1 C13 Q6 R2 R21 R19 R2 C12 D2 C1 C2 R77 D3 R12 Q2 R7 R8 R9 R10 H Transmitted Power Confirmation Remove the Antenna before starting step from 1 to 4 1 Configure the DECT tester ...

Page 39: ...5 Adjust the B Field Modulation if required Execute the command readmod and wrtmod xx where xx is the value IC2 IC3 L1 C43 C78 C7 C69 C48 C7 C66 C67 C7 C57 C73 L3 DA1 R66 R6 C55 C56 R7 R79 C54 C5 J Frequency Offset Confirmation Follow steps 1 to 3 of H above 4 Confirm that the frequency offset is 40kHz IC2 IC3 L1 C43 C78 C7 C69 C48 C7 C66 C67 C7 C57 C73 L3 DA1 R66 R6 C55 C56 R7 R79 C54 C5 39 ...

Page 40: ...power to 88dBm 5 Confirm that the BER is 1000ppm IC2 IC3 L1 C43 C78 C7 C69 C48 C7 C66 C67 C7 C57 C73 L3 DA1 R66 R6 C55 C56 R7 R79 C54 C5 L Timing Confirmation Follow steps 1 to 3 of H above 4 Confirm that the Timing accuracy is 5 0ppm IC2 IC3 L1 C43 C78 C7 C69 C48 C7 C66 C67 C7 C57 C73 L3 DA1 R66 R6 C55 C56 R7 R79 C54 C5 40 ...

Page 41: ...SSI Level Confirmation Follow steps 1 to 3 of H above 4 Set DECT tester power to 88dBm 5 Execute the command readrssi 6 Confirm 29 returned value 3E hex IC2 IC3 L1 C43 C78 C7 C69 C48 C7 C66 C67 C7 C57 C73 L3 DA1 R66 R6 C55 C56 R7 R79 C54 C5 41 ...

Page 42: ...o 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 360mVrms 60mVrms 11 Adjust audio level if required Make sure current value using getmicgain And then execute the command setmicgain xx where xx is the val...

Page 43: ... AF Gen Level 30mVrms 9 Confirm hearing tone 700mVrms 150mVrms 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 C2 R23 C80 C1 C13 R22 R2 Q6 R18 R1 R20 C12 D2 C1 C2 R77 R16 D3 R12 Q2 R7 R8 R9 R10 Q3 IC3 L1 C43 C78 C75 C6 C48 C72 C6 C...

Page 44: ...ase unit Make adjustments in item H J N The handset does not transmit or the transmit frequency is off Make adjustments in item H K M The transmit frequency is off Make confirmation in item H K M The transmit power output is low and the operating distance between base unit and handset is less than normal Make confirmation in item The reception sensitivity of base unit is low with noise Make confir...

Page 45: ... 1V 0 2V IC1 F1 R21 R4 C33 L2 D1 C15 C2 C14 Q1 R3 R2 D2 R22 C26 X1 C16 B VBACK Status Confirmation 1 Confirm that the voltage between TP18 and GND is 0V 0 4V IC1 F1 R21 R4 C33 L2 D1 C15 C2 C14 Q1 R3 R2 D2 R22 C26 R16 X1 C 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 C16 4...

Page 46: ...1 F Battery Monitor Confirmation 1 Apply 2 3V 0 005V between TP3 and TP4 2 Execute the command readbatt 3 Confirm 98 returned value A8 Hex 4 Execute the command WRTBAT2 XX XX returned value 06 Hex IC1 D4 L4 L5 Q2 Q3 R6 D2 R22 C26 F1 R21 G Battery low Confirmation 1 Apply 2 40V between TP3 and TP4 2 Confirm that there is no Speaker sound Battery low alarm 3 Apply 2 20V between TP3 and TP4 4 Confirm...

Page 47: ...NTP value at A201 TP15 is 20dBm 25dBm IC1 IC3 C54 C66 C60 L3 C57 C55 C5 C62 R23 R2 C63 C64 C6 J Modulatoin Check and Adjusment TP15 Follow steps 1 to 4 of I above 5 Confirm that the B Field Modulation is 340kHz div 402kHz div using data type Fig31 6 Adjust the B Field Modulation if required Execute the command Readmod and Writemod xx where xx is the value IC1 IC3 C54 C66 C60 L3 C57 C55 C5 C62 R23 ...

Page 48: ...C5 C62 R23 R2 C63 C64 C6 M Timing Confirmation Follow steps 1 to 4 of I above 5 Confirm that the Timing accuracy is 10ppm IC1 IC3 C54 C66 C60 L3 C57 C55 C5 C62 R23 R2 C63 C64 C6 N RSSI Level Confirmation Follow steps 1 to 4 of I above 5 Set DECT tester power to 88dBm 6 Execute the command readrssi 7 Confirm that the returned value is 0x34 A hex IC1 IC3 C54 C66 C60 L3 C57 C55 C5 C62 R23 R2 C63 C64 ...

Page 49: ... 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 F3F is 02 If the value is not 02 by User set 02 and power off and power on and return to clause 2 7 I...

Page 50: ...el 0x34 hex A hex Adjustment M Refer to Adjustment 16 2 Handset Item Value Refer to Remarks TX Power More than 20 dBm 25 dBm Adjustment I Modulation 340 kHz div 402 kHz div Adjustment J Data type Fig31 Frequency Offset 40 kHz 40 kHz Adjustment K RX Sensitivity 1000 ppm Adjustment L Timing Accuracy 10 ppm Adjustment M RSSI Level 0x34 hex A hex Adjustment N Refer to Adjustment 17 HOW TO CHECK THE HA...

Page 51: ...18 FREQUENCY TABLE MHz 51 ...

Page 52: ...and Handset 19 BLOCK DIAGRAM BASE UNIT 20 CIRCUIT OPERATION BASE UNIT 20 1 Outline Base Unit consists of the following ICs as shown in BLOCK DIAGRAM BASE UNIT DECT BBIC Base Band IC IC2 Handling all the audio signal and data processing needed in a DECT base unit Controlling the DECT specific physical layer and radio section B urst Module Controller section ADPCM codec filter for speech encoding an...

Page 53: ... Charge Circuit Telephone Line Interface Circuit 20 2 Power Supply Circuit The power is supplied to the DECT BBIC RF Module EEPROM Relay Coil LED and Charge Contact from AC Adaptor 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 IC3 EEPROM IC1 J2 6V D4 Q9 D5 Q8 IC2 IC1 LED LED1 J2 6V D4 Q9 R68 LED1 Charge Contact TP84 J2 6V D4 R43...

Page 54: ...hone rings the signal is transferred as follows A C4 R2 R29 IC2 DLP BELL CLIP B C3 R1 R30 IC2 DLP BELL CLIP ON OFF hook circuit In the standby mode Q2 is open and connected as to cut the DC loop current and to cut the voice signal The unit is consequently in an off hook condition When IC2 detects a ring signal or press the TALK Key onto the handset Q3 turns on and then Q2 turns on thus providing a...

Page 55: ...adiated from antenna Handset detects the voice signal or data signal in the circuit same as the following explanation of Receiver Block 20 4 2 Receiver Block The signal of 19 2 MHz band 18 81792 MHz 18 97344 MHz which is input from antenna is input to IC3 as shown in BLOCK DIAGRAM BASE UNIT In IC3 the signal of 19 2 MHz band is downconverted to 864 kHz signal and demoduleted and goes to IC2 as GAP...

Page 56: ...ase CHARGE Handset L4 Q2 F1 BATTERY Battery BATTERY R21 GND L5 CHARGE Handset CHARGE Base GND DC GND In this way the BBIC on Handset detects the fact that the battery is charged The charge current is controlled by switching Q2 of Handset Refer to Fig 101 in Power Supply Circuit 22 4 Battery Low Power Down Detector Circuit Operation Battery Low and Power Down are detected by BBIC which check the vo...

Page 57: ...24 CPU DATA BASE UNIT 24 1 IC2 BBIC 57 ...

Page 58: ...A I 18 XTAL A I 10 368 MHz 19 VDDLR A I 20 LRB A I 21 VDDA 22 VSSA 23 Audio_Out_N A O 24 Audio_Out_P A O 25 Bandgap_Ref A I 26 Differential_Line_P A I for Bell Clip 27 Differential_Line_N A I for Bell Clip 28 Audio_In_N A I 29 ADC_Ref A I 30 RSSI A I 31 AD2 MPCINP A I for Polarity 32 AD3 A I for Polarity 33 NO USE D I I_PU 34 NO USE D I I_PU 35 NO USE D I I_PU 36 NO USE D I I_PU 37 VDD 38 VSS 39 S...

Page 59: ...SE D I Fixed 53 VSS 54 VDD 55 KEY_IN D I No Key Key 56 NO USE D I O I_PD 57 PULSE_CTRL D I O Q7_OFF Q7_OFF 58 NO USE D I O I_PD 59 NO USE D I O I_PD 60 NO USE D I O I_PD 61 HOOK_CTRL D O Make Break 62 NO USE D I O I_PD 63 ANT1 D O ANT1_ON ANT1_OFF 64 ANT2 D O ANT2_ON ANT2_OFF Note I_PU Internal Pull Up I_PD Internal Pull Down 25 CPU DATA HANDSET 25 1 IC1 BBIC 59 ...

Page 60: ...Active 15 SYCL D O Active 16 TX_DATA A O Active 17 KEY_IN D I No Key 18 KEY_IN D I No Key 19 KEY_IN D I No Key 20 KEY_IN D I No Key 21 KEY_IN D I No Key 22 NO USE D O 23 Reference clock D O Active 24 VDD 25 VSS 26 POWER_SW A I No Key 27 CHARGE_DET A I Charge 28 DCDCDRV D O Active 29 DCDCCMR A I 30 RESET A I Normal 31 VSSO 32 LOAD A I 33 XTAL A I 34 VDDPM A O 35 VDDLO A O 36 VDDBAT A I 37 VDDLR 38 ...

Page 61: ...45 MICP A I 61 ...

Page 62: ...O Active 62 LCD_SEGMENT D O Active 63 VDD 64 VSS 65 VDD for EEPROM D O 66 I2DAT D I O Active 67 I2CLK D I O Active 68 MODE D I 69 R2 D I 70 NO USE D O 71 VBACK P0 7 D I 72 LCD_SEGMENT D O Active 73 LCD_SEGMENT D O Active 74 LCD_SEGMENT D O Active 75 LCD_SEGMENT D O Active 76 LCD_SEGMENT D O Active 77 VDDLI 78 LCD_SEGMENT D O Active 79 LCD_SEGMENT D O Active 80 LCD_SEGMENT D O Active 81 LCD_SEGMENT...

Page 63: ...uction The base unit uses a 32K bit serial EEPROM IC1 for storing volatile parameters All parameters are set up before the base leaves the factory Some of these are vital for the operation of the hardware so a set of default parameters is programmed before the actual hardware fine tuning can be initiated This document lists all default settings with a short description In the tables below values i...

Page 64: ...rolled 003A 003E FF FF IPUI_3 ID for H S 3 x D Ipui for handset 3 If set to FF 5bytes the handset is not enrolled 003F 0043 FF FF IPUI_4 ID for H S 4 x D Ipui for handset 4 If set to FF 5bytes the handset is not enrolled 0044 0048 FF FF IPUI_5 ID for H S 5 x D Ipui for handset 5 If set to FF 5bytes the handset is not enrolled 0049 004D FF FF IPUI_6 ID for H S 6 x D Ipui for handset 6 If set to FF ...

Page 65: ...n KAMMA4 20h and 21h Bit 7 5 Mode 001 group 4 Not used 3 0 Id 001 id of first group 26 3 3 Flash Time setting Address Default Name Country Setting Type Description 0F0B 08 CalibBreakTime 0 x D Calibrated loop break time for short break Unit 10 ms defaultst to 80 ms 0F0C 14 CalibBreakTime 1 0A D Calibrated loop break time for short break Unit 10 ms defaultst to 200 ms 0F0D 46 CalibBreakTime 2 x D C...

Page 66: ...le 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 vmwi 1 enable 0 disable 8 ProtocolPriority If 2 mutually exclusive parameters occurs the 1st in the protocol message has priority __1 enable 0 disable __9 UseCallType Verify the Call Type parameter available when receiving Call CLIP at busy subscriber 1 enable 0...

Page 67: ...bled enabled 5 ARSIntDeletionMenuEnabled 6 ARSMultipleCarrierMenuEnabled enabled 7 ARSMultipleAreaCodeMenuEnabled enabled 0F4E 0F Config2 x D BsUiTask configuration 2 Bits 1 enable 0 disable 0 RingerModeMenuEnabled enabled 1 CallRestrictionMenuEnabled 2 CancelHandsetMenuEnabled 3 BaseToneMenusEnabled enabled 4 7 Unused 27 EEPROM LAYOUT HANDSET 27 1 Scope The purpose of this section is to describe ...

Page 68: ...preset to the Default value by the eeprom default loader A adjust The EEPROM location is set during the production test and should not be overwritten The value is set by the eeprom default loader only if the location contains 0xFF i e it has never been set EEPROM location which is not set at all 27 3 EEPROM contents 27 3 1 General Setup Address Default Name Type Description 0000 0001 00 EepromOsci...

Page 69: ...P_2 ZAP for registration 2 0146 STATUS_2 Status for registration 2 0147 0156 UAK_2 UAK for registration 2 0160 0164 RFPI_3 Base 3 RFPI for registration 3 0165 SerClass_3 Service class for registration 3 0166 LAL_3 Location area level for registration 0167 IPUI_LEN_3 IPUI length for registration 3 0168 0174 IPUI_3 IPUI for registration 3 0175 ZAP_3 ZAP for registration 3 0176 STATUS_3 status for re...

Page 70: ...01 Spanish 02 French 03 Italian 04 Dutch 05 Turkish 06 Hungarian 07 Portuguese 08 Polish 09 Command 0A German 046A 07 MaxDigitsToMatch x D Valid values 01 FF Digits above this value will not be evaluated when matching 0469 05 MinDigitsToMatch x D Valid values 01 FF Must be lower MaxDigitsToMatch If all digits of one of the numbers completely with at least this number of digits a match Or if they m...

Page 71: ...e Description 0F36 46 GR offset for volumestep 1 x D Bit7 AOG Bit6 AOG2 Bit5 bit0 Gain receive values ranging from 0x00 to 0x30 each step representing 1 dB 0F37 5F GR offset for volumestep 2 x A Bit7 AOG Bit6 AOG2 Bit5 bit0 Gain receive values ranging from 0x00 to 0x30 each step representing 1 dB 0F38 46 GR offset for volumestep 3 00 D Bit7 AOG Bit6 AOG2 Bit5 bit0 Gain receive offset to volumestep...

Page 72: ...eeprom when set in conversation 28 HOW TO REPLACE FLAT PACKAGE IC 28 1 Preparation PbF Pb free Solder Soldering Iron Tip Temperature of 700 F 20 F 370 C 10 C Note We recommend a 30 to 40 Watt soldering iron An expert may be able to use a 60 to 80 Watt iron where someone with less experience could overheat and damage the PCB foil Flux Recommended Flux Specific Gravity 0 82 Type RMA lower residue no...

Page 73: ... feeding enough solder to the tip so that it flows under the pins as they are heated 28 3 Modification Procedure of Bridge 1 Add a small amount of solder to the bridged pins 2 With a hot iron use a sweeping motion along the flat part of the pin to draw the solder from between the adjacent pads 29 CABINET AND ELECTRICAL PARTS LOCATION BASE UNIT 73 ...

Page 74: ...74 ...

Page 75: ...30 CABINET AND ELECTRICAL PARTS LOCATION HANDSET 31 ACCESSORIES AND PACKING MATERIALS 75 ...

Page 76: ...32 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 32 1 Base Unit 32 2 Handset 76 ...

Page 77: ...the assembly will no longer be available 2 Important safety notice Components identified by the mark indicates special characteristics important for safety When replacing any of these components only use specified manufacture s parts 3 The S mark means the part is one of some identical parts For that reason it may be different from the installed part 4 ISO code Example ABS 94HB of the remarks colu...

Page 78: ...PQGT16099Z NAME PLATE 33 1 2 Main P C Board Parts Ref No Part No Part Name Description Remarks PCB1 PQWP1D410SLH MAIN P C BOARD ASS Y RTL ICs IC1 PQWI1D410SLH IC IC2 C2HBAK000004 IC Q9 PQVILM1117MP IC S TRANSISTORS Q2 2SA1625 TRANSISTOR SI S Q3 PQVTBF822T7 TRANSISTOR SI Q6 2SD1994A TRANSISTOR SI Q8 B1ADGE000004 TRANSISTOR SI Q10 PQVTDTC143K TRANSISTOR SI DIODES D2 PQVDS1ZB60F1 DIODE SI S D3 MAZY30...

Page 79: ...GEYJ560 56 R25 ERJ3GEYJ391 390 R28 ERJ3GEYJ751 750 R29 ERJ3GEYJ101 100 R30 ERJ3GEYJ101 100 R31 ERJ3GEYJ101 100 R32 ERJ3GEYJ560 56 R38 ERJ3GEYJ330 33 R41 ERJ3GEYJ101 100 R42 ERJ3GEYJ221 220 R43 ERJ1WYJ330 33 R44 ERJ1WYJ330 33 R52 ERJ3GEY0R00 0 R53 ERJ3GEYJ565 5 6M R54 ERJ3GEYJ184 180K R57 ERJ3GEYJ103 10K R58 ERJ3GEYJ103 10K R66 ERJ3GEYJ390 39 R67 ERJ3GEYJ390 39 R68 ERJ3GEYJ151 150 R77 PQ4R10XJ000 0...

Page 80: ...V 27P C33 ECUV1H1R0CCV 1 C34 ECUV1C104KBV 0 1 C35 ECUV1H333KBV 0 033 S C36 ECUV1C104KBV 0 1 C37 ECUV1C104KBV 0 1 C38 ECUV1C104KBV 0 1 C40 ECEA1AKA101 100 C41 ECEA0JKA101 100 C43 ECUV1H100DCV 10P C48 ECUV1H330JCV 33P C49 ECUV1H103KBV 0 01 C50 ECUV1H100DCV 10P C54 ECUV1H060DCV 6P S C55 ECUV1H100DCV 10P C56 ECUV1H100DCV 10P C57 ECUV1H030CCV 3P C58 ECUV1H2R0CCV 2 C66 ECUV1H2R0CCV 2 C67 ECUV1A475KB 4 7...

Page 81: ... PQKF10582Z4 CABINET COVER ABS HB 117 PQGT15736Z NAME PLATE 118 PQHX11174Z PLASTIC PARTS BATTERY COVER SHEET 119 PQHS10561Y SPACER BATTERY COVER 120 PQKK10134Z4 LID BATTERY ABS HB 33 2 2 Main P C Board Parts Ref No Part No Part Name Description Remarks PCB100 PQWP1D410SLR MAIN P C BOARD ASS Y RTL ICs IC1 C2HBAK000005 IC IC2 PQWI1D410SLR IC S TRANSISTORS Q1 PQVTFDN335N TRANSISTOR SI S Q2 B1ADGE0000...

Page 82: ...10P C10 ECUV1H100DCV 10P C11 ECUV1H100DCV 10P C12 ECUV1H100DCV 10P C14 EEE1AA221P 220 C15 EEE1AA221P 220 C16 ECUV1H1R0CCV 1 C17 ECUV1H180JCV 18P C18 ECUV1C104KBV 0 1 C20 ECUV1C104KBV 0 1 C21 ECUV1C104KBV 0 1 C22 ECUV1C104KBV 0 1 C23 ECUV1C104KBV 0 1 C24 ECUV1C104KBV 0 1 C26 ECUV1C104KBV 0 1 C27 ECUV1C104KBV 0 1 C28 ECUV1C104KBV 0 1 C29 ECUV1C104KBV 0 1 C30 ECUV1C104KBV 0 1 C31 ECUV1H100DCV 10P C33...

Page 83: ...or Italian A8 PQQW13100Z QUICK GUIDE for German A9 PQQW12758Z LEAFLET A10 PQQW12846W LEAFLET RECHARGE P1 PQPP10100Z PROTECTION COVER for Base Unit P2 PQPP10084Z PROTECTION COVER for Handset P3 PQPK13941Z GIFT BOX 33 4 Fixtures and Tools Part No Part Name Description Remarks PQZZTCD705BX I2C PCB PQZZ1CD705BX RS232C CABLE PQZZ2CD705BX CLIP CABLE PQZZ3CD705BX DC CABLE PQZZTCD410E BATCH FILE Note See ...

Page 84: ...37 1 Component View 37 2 Flow Solder Side View M KXTCD410SLS KXA141EXS 84 ...

Page 85: ... 100 80 30 F1 50 5 8 4 1 1 R18 C27 TP18 C20 C23 C18 L5 L4 R21 R6 C24 X1 Q1 C31 TP19 TP13 TP17 TP14 TP16 TP12 TP3 TP4 TP10 BAT GND SCL SDA C57 C64 C56 C55 11 18 1 28 IC3 C60 DECT tester CMD60 I J K L M N O P Frequency Counter H Digital Volt Meter A Digital Volt Meter B C E F H I O P DC 6V Oscilloscope Current Probe D E D D TP5 TP6 TP7 TP8 DC 2 20V 2 40V F G To PC JIG AF SG DECT TESTER CMD60 AF Volt...

Page 86: ...ter EEPROM IC1 SDA SCL SYRI RSSI SYEN RXDA TXDA J2 J1 IC3 4 0V Reg 2 65V Reg 4 0V 2 65V VUNREG 40 41 28 24 61 9 6 30 11 63 64 6 5 6 4 RF Module 20 30 10 33 CHARGE CONTACT 18 16 XTAL X1 10 368 MHz DTXAF DTXAF 27 26 Bell Caller ID Interface ANT1 ANT2 to Tel_Line A B o AC Adaptor Limit Register Bridge Rect D2 Hook Switch Q2 Q3 KX TCD410SLS BLOCK DIAGRAM BASE UNIT ...

Page 87: ...EN RXDA TXDA 16 12 48 23 13 RF Module ANT BATTERY TERMINAL TP3 TP4 CHARGE CIRCUIT Q2 CHARGE CHARGE DETECT SWITCHED SUPPLY Q1 CHARGE CONTACTS TP5 4 0V VDDBAT VDDLR SWITCH 31 XTAL 10 368 MHz KEYPAD COLUMNS ROWS LCD 14 Seg Display ON SWITCH 38 27 26 36 37 28 2 5 9 COM 0 5 segment 0 29 1 87 EARPIECE 42 41 45 17 21 53 55 59 60 34 Burst Encoding Burst Decoding TP6 D3 X1 90 100 72 76 78 84 61 62 56 58 ...

Page 88: ... JMP1 N M JMP3 N M C5 N M C6 N M TP40 R3 220k K0 022 C4 R4 180k 1 5M R1 RLY1 NC N M 1 2 3 4 7 8 9 10 10K R9 K0 022 C3 100K R7 JMP4 N M TP5 33 R43 N M R45 TP84 33 R44 N M C7 4 0V LED1 R68 150 C60 N M Q11 N M N M R70 R71 N M R74 N M R73 N M C62 N M R72 N M L2 N M C63 N M R77 0 J2 1 2 DC_PLUG 5 6M R53 180k R54 K0 01 C49 180k R82 K0 01 C74 5 6M R81 Q10 NC C77 NC R85 TP3 TP101 N M JMP8 D7 NC D8 NC Q2 O...

Page 89: ...R28 33K R22 K0 22 C14 K4700P C11 56 R20 TP50 N M R11 Q6 13K R16 C10 N M N M R26 100K R21 R12 0 56 R23 K1 0 C13 N M R14 K0 15 C16 56 R32 K0 22 C22 R38 33 2 65V J101 1 J102 1 J103 1 R52 0 IC3 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 24 PSEL 25 PAON 26 GND 27 VCC_PA 28 GND 29 GND 30 GND 31 GND 32 GND 33 RF1 ...

Page 90: ...R28 33K R22 K0 22 C14 K4700P C11 56 R20 TP50 N M R11 Q6 13K R16 C10 N M N M R26 100K R21 R12 0 56 R23 K1 0 C13 N M R14 K0 15 C16 56 R32 K0 22 C22 R38 33 2 65V J101 1 J102 1 J103 1 R52 0 IC3 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 24 PSEL 25 PAON 26 GND 27 VCC_PA 28 GND 29 GND 30 GND 31 GND 32 GND 33 RF1 ...

Page 91: ... 28 C2 K4 7 R4 10K C3 K0 1 S11 S7 S20 S5 S3 S18 S25 S23 S15 S16 S4 S22 S21 S8 S9 C18 K0 1 C20 K0 1 C21 K0 1 C22 K0 1 C23 K0 1 C27 K0 1 R11 0 R21 0 1 F1 S24 S19 S14 S2 S1 CN2 1 C5 2 C4 3 C3 4 C2 5 C1 6 C0 7 S29 8 S28 9 S27 10 S26 11 S25 12 S24 13 S23 14 S22 15 S21 16 S20 17 S19 18 S18 19 S17 20 S16 21 S15 22 S14 23 S13 24 S12 25 S11 26 S10 27 S9 28 S8 29 S7 30 S6 31 S5 32 S4 33 S3 34 S2 35 S1 36 S0...

Page 92: ... C62 K1 0 C60 K4 7 R22 0 C63 D10P C64 K1 0 X1 TP13 C55 C2P C56 C2P C54 D10P TP17 TP16 C65 C2P C25 NC D5 NC C66 C2P TP15 IC3 5 RSSI 6 VCC_OC 7 GND 8 SYCL 9 SYDA 10 SYEN 11 GND 12 RXDSG 13 SYRI 14 GND 16 GND 17 GND 18 GND 19 GND 20 RXDA 21 GND 22 GND 23 GND 24 PAON 25 GND 26 GND 27 VCC_PA 28 GND 29 GND 30 GND 31 GND 32 GND 33 RF1 34 GND GND 1 GND 2 GND 3 TXDA 4 CN5 1 SP 2 SP D6 D7 TP19 R24 0 POWER S...

Page 93: ... C62 K1 0 C60 K4 7 R22 0 C63 D10P C64 K1 0 X1 TP13 C55 C2P C56 C2P C54 D10P TP17 TP16 C65 C2P C25 NC D5 NC C66 C2P TP15 IC3 5 RSSI 6 VCC_OC 7 GND 8 SYCL 9 SYDA 10 SYEN 11 GND 12 RXDSG 13 SYRI 14 GND 16 GND 17 GND 18 GND 19 GND 20 RXDA 21 GND 22 GND 23 GND 24 PAON 25 GND 26 GND 27 VCC_PA 28 GND 29 GND 30 GND 31 GND 32 GND 33 RF1 34 GND GND 1 GND 2 GND 3 TXDA 4 CN5 1 SP 2 SP D6 D7 TP19 R24 0 POWER S...

Page 94: ...C77 RLY1 C3 C15 LED1 R68 R35 4 1 5 8 R43 R44 R45 A201 A202 L1 R42 R41 R78 R79 Q9 C55 C53 C41 C43 C68 C48 C38 C27 C26 C29 C21 R57 C28 C12 C11 C9 C51 C22 C10 C1 C2 C63 D8 D1 D3 D7 L2 C4 C6 C7 C62 PbF C60 C49 C74 R82 R81 R85 C5 C8 C23 C24 X1 C34 C33 C35 C36 C30 C32 C37 C50 1 L3 C70 C57 C83 C85 C73 C71 C56 28 18 IC3 IC2 IC1 11 64 1 49 33 ANT C66 C72 C58 C54 DA1 C81 C87 C84 C82 C75 C86 C78 C69 C88 C67 ...

Page 95: ...ow Solder Side View Q9 Output 4V CHARGE Q9 Input 5 5V TP89 TP188 TP91 TP1 TP97 TP50 TP45 TP40 TP5 1 2 4 6 5 TP90 TP101 TP2 TP3 TP39 TP187 GND VBACK SCL SDA 2 65V TP82 TP84 CHARGE J105 J102 J104 J103 J101 CHARGE PbF RF Clock 10 368MHz CHARGE ...

Page 96: ... R5 R7 R1 D6 C11 R20 R2 R3 C21 C25 R19 D5 IC1 IC2 100 80 30 F1 50 5 8 4 1 1 R18 C27 TP18 C20 C23 C18 L5 L4 R21 R6 C24 X1 Q1 C31 TP19 TP13 TP17 TP14 TP16 TP12 TP3 TP4 TP10 BAT GND SCL SDA C57 C64 C56 C55 11 18 1 28 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 17 34 33 32 31 30 29 1 IC3 C60 TP2 SP BBIC 41 TP1 SP BBIC 42 TP14 4V RF Clock BBIC 23 10 368 MHz VDD 2 65V CDT BBIC ...

Page 97: ...KX A141EXS CIRCUIT BOARD HANDSET Flow Solder Side View 1 PROG PbF BOOK UP POWER CAN DOWN RIGHT REDIAL LEFT 1 2 3 6 5 7 0 R 4 9 8 INT MIC TALK 36 CN2 ...

Page 98: ...4 1 5 8 PbF 1 28 18 IC3 IC2 IC1 11 64 1 16 17 32 49 48 33 Marked ...

Page 99: ...TP89 TP188 TP91 TP1 TP97 TP50 TP45 TP40 TP5 1 2 4 6 5 TP90 TP101 TP2 TP3 TP39 TP187 GND VBACK SCL SDA 2 65V TP82 TP84 CHARGE J105 J102 J104 J103 J101 CHARGE PbF Marked ...

Page 100: ...Marked PbF IC1 IC2 100 80 5 8 4 1 50 51 30 31 1 11 18 1 28 IC3 ...

Page 101: ...Marked 1 PROG PbF BOOK UP POWER CAN DOWN RIGHT REDIAL LEFT 1 2 3 6 5 7 0 R 4 9 8 INT MIC TALK 36 CN2 ...

Page 102: ...Clip Base PCB G N D S D A S C L 2 7V MODE SDA SCLK GND J104 J103 J102 J101 J100 ...

Page 103: ...ft Windows 2000 Version 5 00 2195 C Copyright 1985 2000 Microsoft Corp C cd dect C DECT DOSKEY C DECT SET RTX_COM 1 C DECT initbspin C DECT call wreeprom bat 00 25 00 C DECT call wreeprom bat 00 26 00 C DECT _ ...

Page 104: ...n 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 ...

Page 105: ...0 C25 Q8 Q6 B C E D2 C40 D4 SA1 C77 RLY1 C3 C15 LED1 R68 R35 4 1 5 8 R43 R44 R45 A201 A202 L1 R42 R41 R78 R79 Q9 C55 C53 C41 C43 C68 C48 C38 C27 C26 C29 C21 R57 C28 C12 C11 C9 C51 C22 C10 C1 C2 C63 D8 D1 D3 D7 L2 C4 C6 C7 C62 PbF C60 C49 C74 R82 R81 R85 C5 C8 C23 C24 X1 C34 C33 C35 C36 C30 C32 C37 C50 1 L3 C70 C57 C83 C85 C73 C71 C56 28 18 IC3 IC2 IC1 11 64 1 49 33 ANT C66 C72 C58 C54 DA1 C81 C87 ...

Page 106: ... TP2 TP3 TP39 TP187 GND VBACK SCL SDA 2 65V TP82 TP84 CHARGE J105 J102 J104 J103 J101 CHARGE PbF Frequency Counter E Digital Volt Meter C P To PC JIG Digital Volt Meter Digital Volt Meter D E F G H N O A Digital Volt Meter B 12Ω 2W DTMF tester Tel Simulator F N O G ...

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Panasonic KX-A141EXS, Service Manual, Page: 4 / 106

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