Panasonic KX-TCD410ALM Service Manual Download Page 66

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Address

Default

Name

Country

Setting

Type Description

0100-0104

RFPI_1 (Base 1)

RFPI for registration 1

0105

SerClass_1

Service class for registration 1

0106

LAL_1

Location area level for registration 1

0107

IPUI_LEN_1

IPUI length for registration 1

0108-0114

IPUI_1

IPUI for registration 1

0115

ZAP_1

ZAP for registration 1

0116

STATUS_1

Status for registration 1

0117-126

UAK_1

UAK for registration 1

0130-134

RFPI_2 (Base 2)

RFPI for registration 2

0135

SerClass_2

Service class for registration 2

0136

LAL_2

Location area level for registration 2

0137

IPUI_LEN_2

IPUI length for registration 2

0138-0144

IPUI_2

IPUI for registration 2

0145

ZAP_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 3

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 registration 3

0177-0186

UAK_3

UAK for registration 3

0190-0194

RFPI_4 (Base 4)

RFPI for registration 4

0195

SerClass_4

Service class for registration 4

0196

LAL_4

Location area level for registration 4

0197

IPUI_LEN_4

IPUI length for registration 4

0198-01A4

IPUI_4

IPUI for registration 4

01A5

ZAP_4

ZAP for registration 4

01A6

STATUS_4

UAK for registration 4

01A7-01B6

UAK_4

UAK for registration 4

0450-0451

00 00

HSPinCode

4 BCD Digits

0462

Language

00 = English
01 = Spanish
02 = French
03 = Italian
04 = Dutch
05 = Turkish
06 = Hungarian
07 = Portuguese
08 = Polish
09 = Command
0A = German

Summary of Contents for KX-TCD410ALM

Page 1: ...309222C3 Telephone Equipment KX TCD410ALM KX TCD412ALM KX A141ALM KX TCD410ALS KX TCD412ALS KX A141ALS KX A142ALM KX A142ALS Digital Cordless Phone Metallic Grey Version Silver Version for Australia SPECIFICATIONS 1 ...

Page 2: ...e 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 free solder will have PbF stamped on the PCB For service and repair work we suggest using the same type of solder although with some precautions standard Pb solder can also be used Caution PbF solder has a melting point that is 50 F 70 F 30 C ...

Page 3: ...ch may flow onto the opposite side See the figure below 1 1 Suggested PbF Solder There are several types of PbF solder available commercially While this product is manufactured using Tin Silver and Copper Sn Ag Cu you can also use Tin and Copper Sn Cu or Tin Zinc and Bismuth Sn Zn Bi Please check the manufac turer s specific instructions for the melting points of their products and any precautions...

Page 4: ...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 Instru...

Page 5: ...nit 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 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 a...

Page 6: ...ean For maximum battery life it is recommended that the handset is not recharged until 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 2 batteries must be replaced Charge new batteries for approximately 7 hours before initial use When replacing the batteries ensure that the correct battery type...

Page 7: ...akage of the battery electrolyte Please use only Panasonic HHR 4EPT Ni MH or P 4NPT Ni Cd batteries Note for Service When Ni Cd batteries are fitted with the setting in icon might disappear and stop charging even if the handset is on the cradle for avoiding overcharge 5 LOCATION OF CONTROLS 5 1 Base Unit 5 2 Handset 7 ...

Page 8: ...6 SETTINGS 6 1 Connection 6 1 1 Base Unit Plug in the AC adaptor and the telephone line cord in order 1 2 3 4 8 ...

Page 9: ...uring a power failure We therefore recommend you use a standard telephone and T Adaptor to connect this Digital Cordless Phone to the line Your Panasonic Sales Shop can offer you more information about connection possibilities 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 9 ...

Page 10: ...me For Service Hint If the current 4 digit PIN is forgotten press and you will be able to enter new PIN As for the case that Base Unit and Handset are not linked with refer to Reset Base Unit PIN to Default 0000 When There is NO Handset Registered 6 3 2 Handset 10 ...

Page 11: ...ister 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 register the new handset and may ask to reset the PIN 6 3 3 3 Remedy Preparation Refer to JIGs and PC Connection 1 Solder a pin or lead wire to GND SDA and SCLK on base PCB 2 Plug in AC adaptor to the base...

Page 12: ...ny time 1 The factory preset is 0000 Base Unit Initial Settings Function Initial Setting Remarks selectable options Ringer Mode All Handsets All Handsets Specific Handset N Number of Rings 3 Up to 6 rings Recall Time 100 msec 100 msec 700 msec Pause Timing 3 seconds 3 seconds 5 seconds Call Restricted Handsets All Clear Each Handset can be set indivisually Call Restriction Numbers All Clear Up to ...

Page 13: ...20 patterns Key Tone ON ON OFF Call Waiting Tone ON ON OFF Range Warning Alarm OFF OFF ON Battery Low Alarm ON ON OFF Standby Mode Display Clock Clock OFF Base No Handset No Talk Mode Display Length of the Call TALK TIME Length of the call PHONE NO Phone number Display Language English 10 languages Call BAR OFF OFF ON Direct Call Mode OFF OFF ON Direct Call Number Clear Up to 24 digits 4 Digit Han...

Page 14: ...ures of your host PBX such as transferring an extension call Users in Australia can access Telstra s EASY CALL service by having the recall time set at 100 msec this is the factory default setting and then follow Telstra s EASY CALL instructions to operate this service 6 7 Dialling Pause for PBX line long distance service users A dialling pause is used when a pause in the dialling of the phone num...

Page 15: ... selected phone numbers You can assign up to 10 call restriction numbers up to 8 digits If you dial a restricted number the call does not connect and restricted number flashes To exit the operation press any time 1 The factory preset is 0000 2 The selected handset number flashes 6 9 Cancelling Call Restricted Handset s 15 ...

Page 16: ... 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 preset is 0000 2 If is selected is dispalayed Refer to Handset Display 6 11 Selecting the Display Language 16 ...

Page 17: ... 4 digit Handset PIN UP OK All handset setting will be reset to their initial settings however the Phonebook data will be saved 7 DISPLAY 7 1 Handset Display For Service Hint icon will be displayed if the unit took a signal from Telephone Company as a Voice Message signal In that case press the right button of the Navigator Key for a while 7 2 Before Requesting Help Troubleshooting 17 ...

Page 18: ...tment 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 Call BAR On O...

Page 19: ...CLEAR Digit is cleared to the left then enter numbers 8 3 Answering 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 19 ...

Page 20: ...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 to make correction press RIGHT or LEFT to move cursor then clear digit character by pressing CLEAR and or enter digits characters Digits characters are cleared or added to the left of the flashing digit character To enter digits characters see Character Select...

Page 21: ... To exit the operation press any time 21 ...

Page 22: ...t of the flashing character If you need to clear or add more than one character repeat the steps from 7 5 To continue clearing another caller information repeat the steps 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 th...

Page 23: ...g digit 8 5 4 Hot Key Speed Dial You can assign the dialling buttons 1 through 9 as hot keys You can choose 9 phone numbers from 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 clea...

Page 24: ...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 24 ...

Page 25: ...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 9 3 Charger Unit 25 ...

Page 26: ...hown in Fig To Remove Remove 6 Lower Cabinet Screws 2 6 14 E 2 7 Main P C Board Main P C Board 10 ASSEMBLY INSTRUCTIONS 10 1 Warning When Constructing the Base Unit 11 TROUBLESHOOTING GUIDE Flow Chart 26 ...

Page 27: ...wer 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 27 ...

Page 28: ... 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 11 2 2 Handset Cross Reference 28 ...

Page 29: ...Check Power Charge Circuit Note BBIC is IC1 11 2 3 Charger Unit Cross Reference Power Supply Circuit 11 3 Check Link 11 3 1 Base Unit 29 ...

Page 30: ...ss Reference Power Supply Circuit Adjustment Base Unit Note RF module is IC3 11 3 2 Handset Cross Reference Power Supply Circuit Adjustment Handset Note RF module is IC3 11 4 Check Handset Transmission 30 ...

Page 31: ... 11 5 Check Handset Reception Cross Reference HOW TO CHECK THE HANDSET SPEAKER SIGNAL ROUTE 11 6 Check Caller ID Cross Reference SIGNAL ROUTE 11 7 Bell Reception 11 7 1 Base Unit Note BBIC is IC2 11 7 2 Handset Cross Reference 31 ...

Page 32: ...4ppm Hewlett Packard 53131A is recommended DC power it must be able to output at least 1A current under 9V Digital multi meter DMM it must be able to measure voltage and current Oscilloscope 12 1 2 JIGs and PC EEPROM serial JIGs 1 I2C PCB PQZZTCD705BX 2 RS232C cable PQZZ1CD705BX 3 Clip cable PQZZ2CD705BX 4 DC cable PQZZ3CD705BX PC which runs in DOS mode Batch file for setting PQZZTCD410AL 12 2 PC ...

Page 33: ...ency of RFIC Type setfreq nn nn hookoff off hook mode on Base Type hookoff hookon on hook mode on Base Type hookon Getchk Read checksum Type getchk Wreeprom write eeprom Type wreeprom 01 23 45 01 23 is address 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 r...

Page 34: ...ion 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 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 se...

Page 35: ... normal Make confirmation in item H K The reception sensitivity of base unit is low with noise Make confirmation in item K The transmit level is high or low Make adjustments in item O The reception level is high or low Make adjustments in item N The unit does not link Make confirmation in item A M The unit cannot charge Make confirmation in item P Refer to Adjustment Base Unit 14 1 Adjustment Base...

Page 36: ... xx where xx is the value so that the reading of the frequency counter is 10 368000MHz 3Hz IC2 IC3 C48 X1 C C33 F Hookswitch Check with DC Characteristics 1 Connect J1 Telephone Socket to Tel simulator which is connected with 600 2 Set line voltage to 48V at on hook condition and line current to 40mA at off hook condition of nomal telephone 3 Execute the command hookoff 4 Confirm that the line cur...

Page 37: ...ester set up connect 4 Confirm that the NTP value at ANT is 20dBm 25dBm IC2 IC3 C43 C7 C75 C69 C4 C72 C66 C6 C76 C57 C73 DA1 R6 R67 C55 C5 R78 R79 C5 C58 C86 R3 I Modulatoin Check and Adjustment 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 whe...

Page 38: ...offset is 50kHz IC2 IC3 C43 C7 C75 C69 C4 C72 C66 C6 C76 C57 C73 DA1 R6 R67 C55 C5 R78 R79 C5 C58 C86 R3 K Sensitivity Receiver Confirmation Follow steps 1 to 3 of H above 4 Set DECT tester power to 88dBm 5 Confirm that the BER is 1000ppm IC2 IC3 C43 C7 C75 C69 C4 C72 C66 C6 C76 C57 C73 DA1 R6 R67 C55 C5 R78 R79 C5 C58 C86 R3 38 ...

Page 39: ...IC2 IC3 C43 C7 C75 C69 C4 C72 C66 C6 C76 C57 C73 DA1 R6 R67 C55 C5 R78 R79 C5 C58 C86 R3 M RSSI Level Confirmation Follow steps 1 to 3 of H above 4 Set DECT tester power to 88dBm 5 Execute the command readrssi 6 Confirm 2A returned value 3E hex IC2 IC3 C43 C7 C75 C69 C4 C72 C66 C6 C76 C57 C73 DA1 R6 R67 C55 C5 R78 R79 C5 C58 C86 R3 39 ...

Page 40: ...t 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 330mVrms 80mVrms 11 Adjust audio level if required Make sure current value using getmicgain And then execute the command setmicgain xx where xx is the value 12 Confirm t...

Page 41: ...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 R3 C22 R23 C8 C14 C13 R2 R21 Q6 R18 R20 C12 C1 C2 R R16 D3 Q2 R7 R R9 R10 IC3 L1 C C78 C7 C69 C48 C7 C66 C67 C7 C57 C73 L3 D R66 R6 C55 C56 R7 R79 C54 C5 C86 R38 P Charging Check 1 Connec...

Page 42: ...re and confirm voltage across the regigster is 2 7V 0 2V D1 R1 Note After the measuring sock up the solder of TP The connection of adjustment equipment are as shown in Adjustment Standard Charger Unit 14 4 Adjustment Standard Charger Unit When connecting the Simulator Equipments for checking please refer to below 14 4 1 Flow Solder Side View Note A is refered to ADJUSTMENTS BASE UNIT AND CHARGER U...

Page 43: ... Make confirmation in item A C H N The reception level is high or low Make adjustments in item O The transmit level is high or low Make adjustments in item P Refer to Adjustment Handset 15 1 Adjustment Handset Please follow the items below when BBIC or EEPROM are replaced Items Procedure Check o Replac Parts A 4 0V Supply Confirmation 1 Confirm that the consumption current is 200mA that is there i...

Page 44: ...irm that there is BUZZER sound Battery low alarm IC1 F1 R R4 C3 H BBIC Clock Adjustment 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 TP MCLK executing the command setfreq 00 xx where xx is the value so that the reading of the frequency counter is 10 368000MHz 3Hz IC1 L3 C IC3 X1 C C17 ...

Page 45: ...r power to 88dBm 6 Confirm that the BER is 1000ppm IC1 IC3 C66 C60 C57 C5 C56 C62 R2 C64 C6 R18 C5 C61 C7 M Timing Confirmation Follow steps 1 to 4 of I above 5 Confirm that the Timing accuracy is 10ppm IC1 IC3 C66 C60 C57 C5 C56 C62 R2 C64 C6 R18 C5 C61 C7 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 re...

Page 46: ...is 5 IC1 C1 C11 D7 P Transmit Audio Check 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 Input audio signal 30mVrms 1kHz tone from DECT tester to MIC DECT tester setting Scramble On AF Gen to ADPCM Off AF Meter Input A...

Page 47: ... M Refer to Adjustment Base Unit 16 2 Handset Item Value Refer to Remarks TX Power More than 20 dBm 25 dBm ADJUSTMENTS HANDSET I Modulation 340 kHz div 402 kHz div ADJUSTMENTS HANDSET J Data type Fig31 Frequency Offset 50 kHz 50 kHz ADJUSTMENTS HANDSET K RX Sensitivity 1000 ppm ADJUSTMENTS HANDSET L Timing Accuracy 10 ppm ADJUSTMENTS HANDSET M RSSI Level 0x34 hex A hex ADJUSTMENTS HANDSET N Refer ...

Page 48: ...18 FREQUENCY TABLE MHz 48 ...

Page 49: ...GRAM 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 Burst M odule Controller section ADPCM codec filter for speech encoding and speech decoding DSP se...

Page 50: ...rge 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 R44...

Page 51: ...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 52: ...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 Generic Acce...

Page 53: ... 5 5V 6V D4 R43 R44 CHARGE Base CHARGE Handset L4 Q2 F1 BATTERY Battery BATTERY R21 GND L5 CHARGE Handset CHARGE Base GND DC GND When charging the handset on the Charger Unit the charge current is as follows DC 5 5V 6V D1 R1 R2 CHARGE Charger Unit CHARGE Handset F1 BATTERY Battery BATTERY R21 GND CHARGE Handset CHARGE Charger Unit GND DC GND In this way the BBIC on Handset detects the fact that th...

Page 54: ...ANDSET 22 5 BUZZER CIRCUIT A square wave signal from IC1 pin70 is used to sound the buzzer via switching transistor Q4 Various tones and cadences are used dependent on function Buzzer volume is varied by changing the duty cycle of the drive waveform D8 provides quenching og back emf generated when Q4 turns off 23 CIRCUIT OPERATION CHARGER UNIT 23 1 Power Supply Circuit The power supply is as shown...

Page 55: ...25 CPU DATA BASE UNIT 25 1 IC2 BBIC 55 ...

Page 56: ...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 Supply_EEP D O ...

Page 57: ...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 26 CPU DATA HANDSET 26 1 IC1 BBIC Pin Description I O Hi Hi z Remarks 1 LCD_SEGMENT D O Active 2 LCD_COMMON D O Active 3 VDD 4 VSS 5 LCD_COMMON D O Active 6 LCD_COMMON D O Active 7 LCD_COMMON D O Active 8 LCD_COMMON D O Active 9 LCD_COMMON D O Active 10 PA_SW D O PA ON 11 T R SW ...

Page 58: ...5 VDDLO A O 36 VDDBAT A I 37 VDDLR 38 CHARGE_START A O for charge 39 VDDA 40 VSSA 41 LSRN A O 42 LSRP A O 43 BANDGAP_REF A O 44 MICS A O 45 MICP A I 46 MICN A I 47 Reference Voltage A O 48 RSSI A I 49 P0 4 D I 50 AD4N A I 51 AD4P A I 52 NO USE D I 53 KEY_STRB D O Active 54 KEY_STRB D O Active 55 KEY_STRB D O Active 56 LCD_SEGMENT D O Active 57 LCD_SEGMENT D O Active 58 LCD_SEGMENT D O Active 59 KE...

Page 59: ...ower Select D O Low Power 90 LCD_SEGMENT D O Active 91 LCD_SEGMENT D O Active 92 LCD_SEGMENT D O Active 93 LCD_SEGMENT D O Active 94 LCD_SEGMENT D O Active 95 LCD_SEGMENT D O Active 96 LCD_SEGMENT D O Active 97 LCD_SEGMENT D O Active 98 LCD_SEGMENT D O Active 99 LCD_SEGMENT D O Active 100 LCD_SEGMENT D O Active 27 EEPROM LAYOUT BASE UNIT 27 1 Scope The purpose of this section is to describe the la...

Page 60: ...written The value is set by the eeprom default loader only if the location contains all 1 s byte 0xFF word FFFFh i e it has never been set EEPROM location which is not set at all 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 Ty...

Page 61: ... factory use 00C0 00CF UAK_4 x UAK for hanset 4 for factory use 00D0 00DF UAK_5 x UAK for hanset 5 for factory use 00E0 00EF UAK_6 x UAK for hanset 6 for factory use 27 3 2 Switch Control Address Default Name Country Setting Type Description 09F1 00 HsRegInfo RegFlags x D Handset registration info registration O OFF 1 reg 0 no reg 09F2 00 HsRegInfo EmcFlags x D Handset registration info EMC flags ...

Page 62: ...ltst to 200 ms 0F0D 46 CalibBreakTime 2 x D Calibrated loop break time for short break Unit 10 ms defaultst to 700 ms 27 3 4 Clip Caller ID configuration Address Default Name Country Setting Type Description 0F1C 70 Detect x D CLIP detect configuration Bit 0 2 Mode 0 Learn mode 1 DTMF only 2 FSK only 3 Generic mode Russian CLIP only 3 Unused4 4 Onhook 1 enable 0 disable 5 Offhookk 1 enable 0 disab...

Page 63: ...nable 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 if available when receiving Call Back CLIP at busy subscriber 1 enable 0 disable 10 AddTop0IfNo0 Automatic addition of 0 if top of Cal ID is not 0 1 enable 0 disable 11 DtmfDigitsOnly ...

Page 64: ...ltipleCarrierMenuEnabled enabled 7 ARSMultipleAreaCodeMenuEnabled enabled 0F4E 0F Config2 FF D BsUiTask configuration 2 Bits 1 enable 0 disable 0 RingerModeMenuEnabled enabled 1 CallRestrictionMenuEnabled enabl 2 CancelHandsetMenuEnabled enab 3 BaseToneMenusEnabled enabled 4 ARSMenuEnabled enabled 5 CallCostMenuEnabled enabled 6 BasePINMenuEnabled enabled 7 DialModeMenuEnabled enabled 28 EEPROM LA...

Page 65: ...efault 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 Country Setting x Default no specific country setting so revert to default value 28 3 EEPROM contents 28 3 1 General Setup Address Default Name Ty...

Page 66: ... 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 3 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 registration 3 0177 0186 UAK_3 UAK for registration 3 0190 0194 RFPI_4 ...

Page 67: ...DigitsToMatch x D Valid values 01 FF Must be lower tha MaxDigitsToMatch If all digits of one of the numbers match completely with at least this number of digits we h a match Or if they match completely with less digits we also have match 28 3 3 Battery Parameters Address Default Name Type Description 0F04 9A LowVoltage A Voltage on which to start battery low indication The voltage has to be measur...

Page 68: ... Country Setting Type Description 0F53 FF Menu Config x D bit 0 Registration menu on off 1 0 bit 1 Select base menu on off 1 0 bit 2 Internal ringer menu on off 1 0 bit 3 Page ringer menu on off 1 0 bit 4 Standby mode menu on off 1 0 bit 5 Battery select menu on off 1 0 bit 6 Call wating menu on off 1 0 bit 7 Clip list on off 1 0 0F54 01 RecVolStoreEnabled x D 00 Reciever volume will be reset to d...

Page 69: ...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 heated 29 3 Modification Procedure of Bridge 69...

Page 70: ...l 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 30 CABINET AND ELECTRICAL PARTS LOCATION BASE UNIT 70 ...

Page 71: ...71 ...

Page 72: ...31 CABINET AND ELECTRICAL PARTS LOCATION HANDSET 32 CABINET AND ELECTRICAL PARTS LOCATION CHARGER UNIT 72 ...

Page 73: ...73 ...

Page 74: ...33 ACCESSORIES AND PACKING MATERIALS 33 1 KX TCD410ALM ALS 33 2 KX TCD412ALM ALS 74 ...

Page 75: ...33 3 KX A142ALM ALS 75 ...

Page 76: ...34 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 34 1 Base Unit 76 ...

Page 77: ...will continue to be available for a specific period of time The retention period of availability is dependant on the type of assembly and in accordance with the laws governing part and product retention After the end of this period the assembly will no longer be available 2 Important safety notice Components identified by the mark indicates special characteristics important for safety When replaci...

Page 78: ...No Part No Part Name Description Remarks 1 PQGG10154W5 GRILLE for KX TCD410ALM ABS ABS 1 PQGG10154W4 GRILLE for KX TCD410ALS ABS ABS 2 PQKM10586Z4 CABINET BODY for KX TCD410ALM ABS ABS 2 PQKM10586Z3 CABINET BODY for KX TCD410ALS ABS ABS 3 PQHR10962Z OPTIC CONDUCTIVE PARTS LED LENS 4 PQJT10203Z TERMINAL 5 PQKE10356Z1 GUIDE CHARGE TERMINAL CASE POM HB 6 PQSA10131Z ANTENNA MAIN 7 PQSA10132Z ANTENNA S...

Page 79: ...ODE SI LED1 LNJ308G8JRA LED COILS L1 PQLQR4D4R7K COIL L3 PQLQR2M33NK COIL JACKS J1 PQJJ1TB26Z JACK MODULATOR S J2 PQJJ1B4Y JACK DC RESISTORS R1 ERJ3GEYJ155 1 5M R2 ERJ3GEYJ155 1 5M R3 ERJ3GEYJ224 220K R4 ERJ3GEYJ184 180K R5 ERJ3GEYJ224 220K R6 ERJ3GEYJ184 180K R7 ERJ3GEYJ104 100K R8 ERJ3GEYJ272 2 7K R9 ERJ3GEYJ103 10K R10 ERJ3GEYJ222 2 2K R12 PQ4R18XJ000 0 S R16 ERJ3GEYJ133 13K R17 ERJ3GEYJ333 33K...

Page 80: ...00 0 S C86 ERJ3GEY0R00 0 CAPACITORS C1 ECKD2H681KB 680P S C2 ECKD2H681KB 680P S C3 ECQE2223KF 0 022 C4 ECQE2223KF 0 022 C11 ECUV1H102KBV 0 027 C12 PQCUV1C474KB 0 47 C13 PQCUV1A105KB 1 C14 PQCUV1C224KB 0 22 C15 ECEA1HKS100 10 S C16 PQCUV1H104ZF 0 1 C17 ECUV1C333KBV 0 033 S C18 ECUV1H100DCV 10P C19 ECUV1H100DCV 10P C20 ECUV1C104KBV 0 1 C21 ECUV1H100DCV 10P C22 PQCUV1C224KB 0 22 C23 ECUV1C104KBV 0 1 ...

Page 81: ...8 ECUV1H2R0CCV 2 C66 ECUV1H2R0CCV 2 C67 ECUV1A475KB 4 7 C69 ECUV1H2R0CCV 2 C72 ECUV1H2R0CCV 2 C73 ECUV1H100DCV 10P C74 ECUV1H103KBV 0 01 C75 PQCUV1H020CC 2P C76 ECUV1H060DCV 6P S C78 ECUV1H100DCV 10P C79 ECUV1C104KBV 0 1 C80 PQ4R10XJ000 0 S C86 ERJ3GEY0R00 0 OTHERS IC3 J3FKK0000003 RF UNIT S1 K0H1BB000018 SPECIAL SWITCH TACTILE SA1 PQVDDSS301L VARISTOR SURGE ABSORBER S X1 H0D103500003 CRYSTAL OSCI...

Page 82: ...LATOR 113 PQJC10058Z BATTERY TERMINAL 114 PQJC10057Z BATTERY TERMINAL 115 PQJC10056Z BATTERY TERMINAL 116 PQKF10582Y5 CABINET COVER for KX A142ALM 116 PQKF10582Y4 CABINET COVER for KX A142ALS ABS HB 117 PQGT16372Z NAME PLATE for KX A141ALM 117 PQGT16370Z NAME PLATE for KX A141ALS 117 PQGT16374Z NAME PLATE for KX A142ALM 117 PQGT16594Z NAME PLATE for KX A142ALS 118 PQHX11234Z PLASTIC PARTS BATTERY ...

Page 83: ...R4D4R7K COIL L4 G1C100MA0072 COIL L5 G1C100MA0072 COIL F1 PQLQR2M5N6K COIL S RESISTORS R1 ERJ3GEYJ222 2 2K R2 ERJ8BQJR30 0 3 R3 ERJ3GEYJ560 56 R4 ERJ3GEYJ103 10K R5 ERJ3GEYJ331 330 R6 ERJ3GEYJ332 3 3K R7 ERJ3GEYJ331 330 R8 ERJ3GEYJ331 330 R11 ERJ3GEY0R00 0 R17 ERJ3GEY0R00 0 R18 ERJ3GEYJ330 33 R19 ERJ3GEYJ153 15K R20 ERJ3GEY0R00 0 R21 ERJ6RSJR10V 0 1 R22 ERJ3GEY0R00 0 R23 ERJ3GEYJ2R2 2 2 R24 ERJ3GE...

Page 84: ...CRYSTAL OSCILLATOR 35 3 Charger Unit 35 3 1 Cabinet and Electrical Parts Ref No Part No Part Name Description Remarks 1 PQLV30018ZM1 HANDSET CHARGER for KX A142ALM 1 PQLV30018ZS1 HANDSET CHARGER for KX A142ALS 1 1 PQGG10155Y5 GRILLE for KX A142ALM ABS HB 1 1 PQGG10155Y4 GRILLE for KX A142ALS ABS HB 1 2 PQKM10591Z3 CABINET BODY for KX A142ALM PS HB 1 2 PQKM10591Z2 CABINET BODY for KX A142ALS PS HB ...

Page 85: ... TCD412ALM ALS Ref No Part No Part Name Description Remarks A1 PQLV19ALZ AC ADAPTOR for Base Unit A2 PQLV200ALZ AC ADAPTOR for Charger Unit A3 PQJA10059Z CORD TELEPHONE A4 PQJP02S13Z CONNECTOR PLUG A5 PQQX13520Z INSTRUCTION BOOK A6 PQQW12771Z QUICK GUIDE A7 PQQW12981Z LEAFLET A8 PQQW12846W LEAFLET RECHARGE P1 PQPP10100Z PROTECTION COVER for Base Unit P2 PQPP10084Z PROTECTION COVER for Handset P3 P...

Page 86: ...SET 36 SCHEMATIC DIAGRAM BASE UNIT 37 SCHEMATIC DIAGRAM HANDSET 38 SCHEMATIC DIAGRAM CHARGER UNIT 39 CIRCUIT BOARD BASE UNIT 39 1 Component View 39 2 Flow Solder Side View 40 CIRCUIT BOARD HANDSET 40 1 Component View 40 2 Flow Solder Side View 41 CIRCUIT BOARD CHARGER UNIT 41 1 Component View 41 2 Flow Solder Side View I M KXTCD410ALM KXTCD412ALM KXA141ALM KXTCD410ALS KXTCD412ALS KXA141ALS KXA142A...

Page 87: ...C19 C17 R22 Q3 Q2 R4 C7 C4 C5 C33 MIC CHG CHG R5 R7 R1 D6 C11 R2 R26 BUZZER R25 R3 C21 C25 R19 IC1 IC2 100 80 30 F1 50 5 8 4 1 1 R18 C27 VBACK C20 C23 C18 L5 L4 R21 R6 C24 X1 Q4 Q1 C31 C67 MCLK TP4V BATT GND SCL SDA C57 C64 C61 C56 C55 11 18 1 ANT C71 C70 IC3 C60 C15 TP2 SP BBIC 41 TP1 SP BBIC 42 VDD 2 65V CDT BBIC 27 TP BATT GND TP BATT TP BATT RF Clock BBIC 23 10 368MHz TP4V ...

Page 88: ...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 89: ...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 90: ... 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 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: ... VDD 55 P0 0 56 P0 1 57 P0 2 58 P0 3 59 P0 4 60 P0 5 61 P0 6 62 P0 7 63 ANT1 64 ANT2 C32 J27P C33 C1P C37 C28 K0 068 C26 K0 1 C38 K0 1 R52 0 VBACK X1 R86 0 R88 0 R87 0 C27 K0 1 R33 NC R36 NC R58 10K 2 65V S1 NC 3 4 2 1 NC C50 K0 1 C36 K0 1 C34 K0 1 C35 K0 033 C43 D10P TP50 56 R32 K0 22 C22 R38 33 IC3 5 RSSI 6 VCC_OC 7 8 SYCL 9 SYDA 10 SYEN 11 GND 12 RXDSG 13 SYRI 14 GND 15 GND 16 GND 17 GND 18 GND...

Page 94: ... R7 TP5 33 R43 TP84 33 R44 4 0V R77 0 J2 1 GND 2 DC_PLUG 5 6M R53 180K R54 K0 01 C49 180K R82 K0 01 C74 5 6M R81 TP3 TP101 J105 1 J101 1 J104 1 J103 1 VBACK 2 65V J102 1 680P 500V C2 1 CHARGE 2 CHARGE Q2 C63 NC C62 NC C60 NC C6 NC NC C7 C5 NC C77 NC D1 NC LED1 NC D8 NC D7 NC JMP7 NC JMP3 NC JMP2 NC NC JMP5 JMP6 NC JMP1 NC NC JMP8 JMP4 NC L2 NC R68 NC R72 NC R85 NC NC R45 R74 NC R73 NC R71 NC NC R7...

Page 95: ... VDD 55 P0 0 56 P0 1 57 P0 2 58 P0 3 59 P0 4 60 P0 5 61 P0 6 62 P0 7 63 ANT1 64 ANT2 C32 J27P C33 C1P C37 C28 K0 068 C26 K0 1 C38 K0 1 R52 0 VBACK X1 R86 0 R88 0 R87 0 C27 K0 1 R33 NC R36 NC R58 10K 2 65V S1 NC 3 4 2 1 NC C50 K0 1 C36 K0 1 C34 K0 1 C35 K0 033 C43 D10P TP50 56 R32 K0 22 C22 R38 33 IC3 5 RSSI 6 VCC_OC 7 8 SYCL 9 SYDA 10 SYEN 11 GND 12 RXDSG 13 SYRI 14 GND 15 GND 16 GND 17 GND 18 GND...

Page 96: ...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 KX A140ALB BLOCK DIAGRAM HANDSET 2 5 9 COM 0 5 segment 0 29 1 87 EARPIECE 42 41 70 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 BUZZ...

Page 97: ...ding Burst Decoding ADPCM Codec Filter 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 to AC Adaptor Limit Register Bridge Rect D2 Hook Switch Q2 Q3 ...

Page 98: ... 4 1 1 R18 C27 VBACK C20 C23 C18 L5 L4 R21 R6 C24 X1 Q4 Q1 C31 C67 MCLK TP4V BATT GND SCL SDA C57 C64 C61 C56 C55 11 18 1 ANT C71 C70 IC3 C60 C15 DECT tester CMD60 I J K L M N O P Frequency Counter H Digital Volt Meter O A Digital Volt Meter B C E F H I O P To PC JIG AF Volt Meter DECT TESTER CMD60 DC 6V Oscilloscope Current Probe D E D D AF SG DECT TESTER CMD60 DC 2 20V 2 40V F G BATT 6 3V47 F CH...

Page 99: ... 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 DTMF tester Tel Simulator F N O G 12Ω 2W ...

Page 100: ...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 101: ...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 A B ...

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

Page 105: ...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 Marked ...

Page 106: ...PbF IC1 IC2 80 30 50 5 8 4 1 1 11 18 1 IC3 Marked ...

Page 107: ...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 108: ...4 1 5 8 PbF 1 28 18 IC3 IC2 IC1 11 64 1 16 17 32 49 48 33 Marked ...

Page 109: ...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 Marked KX A140ALB CIRCUIT BOARD HANDSET Flow Solder Side View ...

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