KX-TCA355X - Panasonic
Contents
1. Ref Part No Part Name Description Remarks Ref Part No Part Name Description Remarks No No C601 F1J1H2220008 2200P R207 DOGA102JA021 1K C603 F1G1H100A420 10 R208 ERJ2GEJ000 0 5 C604 F1G1C1030008 0 01 R213 D0GA683JA021 68K C605 F1G1H100A420 10 R214 D0GA104JA021 100K C606 ECUE1H102KBQ 0 001 S R215 D0GA104JA021 100K C607 F1G1C1030008 0 01 R216 D0GA474JA021 470K C608 F1H1H102A831 0 001 R217 D0GA274JA021 270 C609 ECHU1C103GB 0 01 R218 D1BA3303A015 330K C610 F1G1H120A565 12 R219 D1BA1004A015 1M C620 F1G1H120A565 12 R301 D0GA121JA021 120 C621 F1G1H120A565 12 R302 D0GA330JA021 33 C622 F1G1H120A565 12 R303 PQ4R10XJ150 15 5 C623 F1G1H120A565 12 R304 D1BD39R0A083 39 C624 ECUE1H102KBQ 0 001 S R306 PQ4R10XJ121 120 5 C625 F1G1H470A565 47 R307 PQ4R10XJ121 120 5 C626 F1G1C1030008 0 01 R308 D1BD39R0A083 139 C627 F1G1H100A420 10 R309 D0GA103JA021 10K C630 F1G1H8R0A420 8 R310 DOGA103JA021 10K C631 F1G1H8R0A420 8 R312 D0GA105JA021 1M C632 F1G1H3ROA609 R313 ERJ2GEYJ681 680 5 C633 F1G1H3ROA609 R314 DOGBRO0Z0002 0 C634 F1G1H3ROA609 R315 DOGA104JA021 100K C642 F1G1H5ROA564 5 R319 PQ4R10XJ121 120 5 C643 F1G1H5ROA564 5 R320 P2. Vsw Vin Vo CN601 5 2 1 peo an 1 D602 R604 47u o gt W 212 0601 C605 C607 DC9V_IN C603 604 2 1000 100u 150 1500p V Isens R614 Ww 1 2 7k veel2 4 R616 R617 R618 R619 OUT 3 F1 0 3F1 03F1 03F1 0 R6112 4 7k R612 R615 Ww F47k Fik R613 Vn F47k KX TCA355X SCHEMATIC DIAGRAM CHARGER UNIT 49 KX TCA355X KX TCA355X 14 Printed Circuit Board 14 1 Handset 14 1 1 Component View 14 1 2 Flow Solder Side View 25 INH R111R418 55 CIRCUIT BOARD Bottom View KX TCA355X CIRCUIT BOARD Component View 50 14 2 Charger Unit 14 2 1 Component View KX TCA355X CIRCUIT BOARD CHARGER UNIT Component View 14 2 2 Flow Solder Side View KX TCA355X CIRCUIT BOARD CHARGER UNIT Flow Solder Side View 15 Appendix Information of Schematic Diagram Note 1 DC voltage measurements are taken with an oscilloscope a tester with a ground 2 The schematic diagrams and circuit board may be modified at any time with the development of new technology Important Safety Notice Components identified by 4 mark have special characteristics important for safety When replacing any of these components use only the manufacturer s specified parts 51
3. Remove the Main P C Board Fig 2 Name Plate Likewise open the other side of the Cabinet Insert a Tool PQDJ10006Y between the Front and the Rear Cabinet then pull it along the gap to open the Cabinet Remove the Rear Cabinet by pushing it upward Fig 3 Shown in Fig To Remove Remove 1 Rear Cabinet Screws 2 x 10 A x4 2 Follow the procedure 3 Main P C Board Main P C Board 29 KX TCA355X 10 2 Charger Unit Fig 4 Remove the Main P C Board TS Shown in Fig To Remove 4 Lower Cabinet Screws 2 6 x 14 2 5 30 KX TCA355X 11 Measurements and Adjustments 11 1 Check Procedure Handset 11 1 1 Preparation 11 1 1 1 Equipment Required DECT tester Rhode 4 Schwartz 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 supply it must be able to output at least 1A cu
4. J XIN 202 9150 8 Tld 109113 Jeyy doo OL p ex 25 12014 Add OL 60921 euuajuy KX TCA355X 4 4 Circuit Operation Charge Unit To measure the charge current R616 619 transfer the current to a voltage When the charge current is 200mA the voltage is 0 05V 1 602 amplifies the voltage to 24 5time then the output voltage is 24 5X0 05 1 225V 1 601 is DC DC convertor This IC adjusts Cll to 1 25V Then the charge current is adjusted to 204mA When charging is completed the BBIC 1C201 of the portable station set the Q103 Base to High then Q102 is turned off As a result the charging current is stopped 2 CN601 R604 CHG 1401 0101 0102 13 2 none p Dao 1 1601 41601 7 71 601 so R104 D101 1 605 607 L102 pou 602 ___ BATTERY Q102 R616 R619 RE High CHARGE OFF Q103 ry 4 From 1 201 pin
5. KX TCA355X D1 8V D2 7V CK5 1 2 R111 C110 B ek 6 3v100u C109 R112 6 3v100u F20k 2113 F10k 3 R130 4 NC AG Handset Detect 1 401 ON OFF Signal BATT Melod C451 al elody gt R421 ha Melody LVL 5 6 gt 1 112067 1 AW RX AF Speaker phone gt K0 1u as 402 C413 8403 K0 047u 402 16 10p 7 C404 R404 27k MIC BIAS CN402 D2 7V ae 221 R424 20 17 3 SPEAKER CAM losih 100 RX AF Handset 408 0401 R423 2 I 47k rage 330 1k C428 9 Rio PT R412 10 1 33 ca C422 5 C429 CN403 MIC 1JM C431 C463 1 peT nce T D B 11 ke 80 gt x EA 12 1 a C412 AG 9 AG C460 404 NC 1 C424 6 3V 220 _ ee aera L103 HEADSET_JACK 8418 C462 C427 R427 6445 C426 7p 10p 0271 C461 6 3V KB 22u NC 1 D2 7V RX AF Handset AG AG 0308 0309 13 pan R303 7 277 D301 15 Ed lo D2 7V zg RED R314 Ham D311 O gt R302 315 lolol 422 D2 7V 16302 C310 5 0
6. Ww 5 8121 C112 100 RXDA 46 C201 C203 x100 d peso gine RXDSG SYRI poz 7 RSSI 10 368MHz E E 2 8 zi 0 gt i So 8 Es nN 2 D1 8V D2 7V R204 E C204 40k 201 E SSE C210 DACIADCA P3 7 PD7 RST 22 9 P3 6 PD6 VREF CIDIN 10 NBU 10201 Mi 213 VREF_HS CIDOUT 11 205 EE IVDDI033 42 AVS u A 0203 li 8 8216 D2 7V 470k R214 2215 N 100k 100k 206 Z 16V 20 1 gie 12 BOIS 13 14 PUSH W 5 D2 7V CN405 COM 0120 otis 19119 COL5 20 1 b ua 16 16 cus 15115 ROW3 10V KB 1u C217 E TALK sorta 1 R ROW2 p KB 1u KB 1u C218 1212 su Eve 5 31 SW41 SW51 Tov KB 1u C218 11111 id 2 9 4 H 10110 5 ROWO 68k 8 EU 7 7 18 Los Las Lest Lest Les 22 022116 1 546 SW03 SW13 SW23 SW33 SW43 SW53 16V 1u 5 Rate C223 TEV K Tu 330k 16V Tu 5 KEY MATRIX 16V 10 C225 cots coL2 coto 1 ROW 3 CLEAR ROW 2 TALK sorta 1 xtenciR 4 19 ROW1 5 6 2 about 6 5VDC id Rowo 0 m R int 7 com PusH 46
7. 10 6 2 Battery 11 7 Operating Instructions 13 7 1 Soft Key Display 13 7 2 Settings Menu Chart Handset 14 7 3 Key Lock 15 7 4 Selecting the Display Language 15 7 5 Display 15 8 Troubleshooting Guide 22 8 1 Check Power Handset 23 8 2 Charge Unit 23 8 3 Check Battery Charge Handset 24 8 4 Check Link Handset 26 8 5 Check Handset Transmission 27 8 6 Check Handset Reception 27 8 7 Bell Reception Handset 27 9 Service Fixture amp Tools 28 10 Disassembly and Assembly Instructions 29 10 1 Handset 29 10 2 Charger Unit 30 11 Measurements and Adjustments 31 11 1 Check Procedure Handset 31 11 2 Adjustments Handset and Charger Unit 36 11 3 RF S
8. 2 222 11 5 How to Check the Handset Receiver 1 Prepare the digital voltmeter and set the selector knob to ohm meter 2 Put the probes at the receiver terminals as shown below Is the value between terminal and terminal about 320 3 Replace the new receiver Handset receive Digital Voltmeter 42 11 6 Frequency Table MHz KX TCA355X HANDSET Channel No Transmit Frequency Receive Frequency 1 1897 344 1897 344 2 1895 616 1895 616 3 1893 888 1893 888 4 1892 160 1892 160 5 1890 432 1890 432 6 1888 704 1888 704 7 1886 976 1886 976 8 1885 248 1885 248 9 1883 520 1883 520 10 1881 792 1881 792 Note Channel No 10 In the Test Mode on Handset 43 KX TCA355X 12 Miscellaneous 12 1 Terminal Guide of the 5 Transistors and Diodes 12 1 1 Handset 86 T C1CB00002107 1 00001690 Cathode 2 Anode 2272000 MA111 MA8047 BODDCLO000001 12 1 2 Charger Unit 1 4 8 5 5 24 1 00000830 CODBAHCO0030 COJBAB000633 000058 3 Cathode Se 1 i 22 gt B dE x 10 6 B1ADGE000004 Anode PSVTDTC143X BTABCFO000103 C1CB00001691 CODBCGC00051 001 BOBC4R900003 Cathode Cathode lt Cathode datos Anode 43 PSVDUDZ20B PQVDBR1111C LNJ308G8JRA B3AEB0000074 Cathode PQVIMC34063M 000088
9. Crystal Type select x2 Flash Rom select Internal only Serial Cable select 3wire only 1 3 Press Selected item will be stored Connect the download PC cable with selected come port COM1 or COM2 or COM3 32 11 1 3 3 Step 3 Select Download file 3 1 Download Program Main Menu KX TCA355X Push Reference to select the download file Download Filename tca355vXXX hex XXX Version BACKUP Documents and Settings prn Program Files isc TDA TDASD JTDASO TEMPivamata WINDOWS d w Temp EX tc a355vXXX hex select file 33 Display shows selected file name KX TCA355X 11 1 3 4 Step 4 Download Start 4 1 Click download key Turn on power to target and press download 4 2 Turn the power of target TCA355 to OFF Keep pressing POWER key for while 2 seconds 4 3 Keep pressing POWER key until step 4 6 This operation will not turn the power of target to on If target power turns on check following item Then try again from step 1 1 A Check serial PC cable connection PC with TCA355 B Check Configuration Refer to Step 1 2 C Check PC cable attachment of target 4 4 Click Download Communicating PC with Target Don t release the POWER key in this step If release the OFF key downloading will be failed 2 Display tum to ready to dow
10. C660 R626 C634 L606 C633 C632 L608 C631 C630 C661 L618 M Sensitivity Receiver Confirmation Follow steps 1 to 3 of I above 4 Set DECT tester power to 88dBm 5 that the BER is lt 1000ppm IC1 IC3 L2 C54 C60 C61 C62 C63 C64 C65 C66 C67 C69 C81 C82 C56 R58 R55 R76 37 KX TCA355X Items Adjustment Procedure Check or Point Replace Parts N Timing Confirmation Follow steps 1 to 3 of above 1 601 4 Confirm that the Timing accuracy is lt 0 5 R631 C649 1 201 O RSSI Level Confirmation Follow steps 1 to 3 of above 1 601 4 Set DECT tester power to 81dBm R610 C624 5 Execute the command readrssi R614 6 Confirm that the returned value is 0x11 8 hex 7 Set DECT tester power to 63dBm 8 Execute the command readrssi 9 Confirm that the returned value is 0x1E 8 hex Power RAMP Confirma Follow steps 1 to 3 of above 1C602 tion 4 Confirm that Power RAMP 15 matching C651 Audio Check and 1 Link to standard BASE which is connected to Line Simulator 1 201 mation 2 Set line voltage to 48V and line current to 40mA R407 C413 3 Input 45dBm 1KHz to MIC and measure Line output level C415 4 Confirm that the level is reference sample 1 5dBm and confirm that the dis CN404 tortion level is lt 5 R418 C425 5 Input 20dBm 1KHz to Line I F and measure Re
11. SCL2 P3_0 D O SCL O O 42 SDA2 D I O SDA 9 43 VSS 44 VDD 45 2 D O PWMO O O 46 P2_1 PWM1 D O CS2 O O 47 P2 2 ADCO D O EX RESET O 48 P2_3 ADC1 MIDI CS O O 49 P2_4 SCL1 D O LCD SCLK O 9 MIDI SCLK 50 2 5 SDA1 D O LCD SCLK O O MIDI_SCLK 51 P2 7 DC CTRL D O DC CTRL O O 52 JDC lt O 53 P1 6 PON INT6n 54 7 CHARGE INT7n CHARGE O 55 P2_6 stop_charge A O STOP CHARGE O O 56 VBAT3 RINGING O 57 DC stab A O lt O O 58 DC_Sense lt 52 KX TCA355X Pin No Description Connection at Normal mode at Reset mode 59 AVS sense O 60 ADC3 lt 61 LDO1_sense O 62 LDO1_CTRL A O 63 LDO2_CTRL A O lt 64 2 O 65 1 O 66 52 67 2 68 LSR REF A O LSR 69 LSR REF A O LSR 70 LSR HS CIDIN A O LSR_HS 71 VREF HS CIDOUT A O NC OPEN 72 O 73 VREF 74 A O lt 75 AGND A O 76 O 77 VREF CIDIN A O VREF 78 RSTN DI lt O 79 VDDIO 80 VSS Note JACK DETECTION Detect if a Headset 15 inserted into the JACK or not Without a Headset 1 5V 15 measured at pin 23 while with a H
12. 44 KX TCA355X 12 2 How To Replace a Flat Package Even if you do not have the special tools for example a spot heater to remove the Flat with some solder large amount a sol dering iron and a cutter knife you can easily remove the 5 that have more than 100 pins 12 2 1 Preparation 12 2 3 Procedure Pb free Solder 1 Tack the flat pack to the PCB by temporarily soldering Soldering Iron two diagonally opposite pins in the correct positions on Tip Temperature of 700 F 20 F 370 C 10 C the PCB Note We recommend a 30 to 40 Watt soldering iron An expert may be able to use a 60 to 80 Watt iron where some one with less experience could overheat and damage the PCB foil Flux Recommended Flux Specific Gravity 0 82 Type RMA lower residue non cleaning type Note See About Lead Free Solder PbF Pb free P 4 Temporary soldering point 12 2 2 Removal Procedure 1 Put plenty of solder on the pins so that pins can be completely covered 2 Apply flux to all of the pins on the IC Note If the IC pins are not soldered enough you may give pressure to the P C board when cutting the pins with a cutter Be certain each pin is located over the correct pad on the PCB 3 Being careful to not unsolder the tack points slide the sol dering iron along the tips of the pins while feeding enough 2 Make a few cuts into the joint between the
13. Circuit Circuit Operation When charging the handset on the charger the charge current is as follows DC 9V 10V IC601 6 gt 601 2 L601 JT601 Charger gt JT101 Handset gt L101 gt Q101 D102 BAT TERY Battery BATTERY gt R115 gt GND gt L102 gt JT102 Handset gt JT602 Charger gt R616 R617 R618 R619 gt 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 Q101 of Handset 424 Battery Low Power Down Detector Circuit Operation Battery Low and Power Down are detected by BBIC which check the voltage from battery The detected voltage 15 as follows Battery Low Battery voltage V Batt 3 5V 50mV The BBIC detects this level and LE starts flashing Power Down Battery voltage V Batt 3 3V 50mV The BBIC detects this level and power down 4 2 5 Speakerphone and Headset Jack The hands free loudspeaker at CN401 1 and CN401 2 is used to generate the ring alarm 401 is used to switch off the tele phone loudspeaker and is used to amplify the signal to drive the hands free loudspeaker They are selected using the SP_AMP line from pin 70 of the BBIC 2 5mm headset jack is also available KX TCA355X 4 3 Block Diagram RF Unit 48 ssedpueq
14. Panasonic AC adaptor PQLV206X KX TCA355X 6 2 Battery 6 2 1 Battery Installation Insert the battery as shown Close the cover as indicated by the arrow Close the clasp to secure the cover in place 6 2 2 Battery Charge At the time of shipment the battery is not charged Please charge the battery for at least 5 5 hours before initial use om d 090908 14 12 When the battery has been completely charged the charge indicator will change from red to green It is normal for the PS and charger to feel warm while the battery is charging Keep devices sensitive to magnetic fields away from the charger 6 2 3 Battery Information After your Panasonic battery is fully charged at 25 C Operation Operating Time While in use TALK 17 hrs approx While not in use Standby 270 hrs approx Operating time may be shortened depending on usage conditions and ambient temperature The battery cannot be overcharged The battery will drain even while the unit is turned off The PS can receive calls while charging Battery consumption increases when the PS is used out of range If di flashes turn off the PS Clean the handset and the charger contacts with a soft dry cloth once a month Clean more often if the unit is subject to grease dust or high humidity Otherwise the battery may not charge properl
15. again later You cannot dial The number which you dialled is restricted by the Business Telephone System gt Consult your dealer The key lock mode is ON gt To cancel the mode press the Joystick for about 2 seconds The radio channel is busy or a radio communication error occurred p Try again later Noise is frequently heard Set the PS and CS away from other electrical appliances gt Move closer to the CS is displayed The Cell Station is busy gt Try again later PS Not Connected is displayed The called PS is out of range or is not turned on gt Try again later The PS stops working during wi Turn the PS off then turn it back on operation Reinsert the battery and try again Two short beeps are heard during The radio signal is weak a conversation gt Move closer to the CS 7 5 6 Power ON OFF Press POWER for about 2 seconds Press POWER for about 2 seconds The display will go blank 7 5 7 Using the Handset Phone book E Press the Enter the first Select the Press left Soft Key letter of the desired item TALK desired name SP PHONE KX TCA355X 7 5 8 7 5 9 7 5 10 Using the PBX System Phonebook Press the left Soft Key Press the left Soft Key Enter the first letter of the Select the desired item desired name Using the PBX Extension Phonebook Press TAL
16. be provided in accordance with repair technology information such as service manual so as to prevent fires injury or electric shock which can be caused by improper repair work 1 When repair services are provided neither the products nor their parts or members shall be remodeled 2 If a lead wire assembly is supplied as a repair part the lead wire assembly shall be replaced 3 FASTON terminals shall be plugged straight in and unplugged straight out e ICs and LSls are vulnerable to static electricity When repairing the following precautions will help prevent recurring malfunctions 1 Cover plastic parts boxes with aluminum foil 2 Ground the soldering irons 3 Use a conductive mat on worktable 4 Do not grasp IC or LSI pins with bare fingers 1 2 Battery Caution 1 Danger of explosion if battery is incorrectly replaced 2 Replace only with the same or equivalent type recommended by the manufacturer 3 Dispose of used batteries according to the manufacture s Instructions KX TCA355X 2 Warning 2 1 About Lead Free Solder Pb free Note In the information below Pb the symbol for lead in the periodic table of elements will refer to standard solder or solder that con tains lead We will use PbF when discussing the lead free solder used in our manufacturing process which is made from Tin Sn Silver Ag and Copper Cu This model and others like it manufactured using lead free solder will have PbF stampe
17. it might be permissible to use Pb solder during service and repair work When you note the serial number write down all 11 digits The serial number may be found on the bottom of the unit 2008 Panasonic Communications Co Ltd All rights reserved Unauthorized copying and distribu tion is a violation of law KX TCA355X TABLE OF CONTENTS PAGE 1 Safety Precautions 3 1 1 For Service Technicians 3 1 2 Battery Caution 3 2 Warning 4 2 1 About Lead Free Solder PbF Pb free 4 3 Specifications 5 4 Technical Descriptions 6 4 1 Block Diagram Handset 6 4 2 Circuit Operation Handset 7 4 3 Block Diagram RF Unit 8 4 4 Circuit Operation Charge Unit 9 4 5 Signal Route 9 5 Location of Controls and Components 10 5 1 Location of Controls Handset 10 6 Installation Instructions 10 6 1 Connection
18. the joystick Select Edit Press the joystick Select the desired item Press the left Soft Key LOK gt gt Edit the name max 16 characters Press the joystick gt Edit the phone number 32 digits Select the desired category number or Off The valid digits are 0 9 X PAUSE Press the joystick Press the joystick Press the joystick Although up to 200 Phonebook items can be stored each phone number stored in the Phonebook that contains over 24 digits counts as two Phonebook items f there is only one Phonebook memory location available you cannot store a phone number that is over 24 digits long change a character digit move the joystick 27 digit To clear an entire line press and hold To move the cursor to the left or right move the joystick 7 5 12 Deleting Select the desired item Press the Left Soft Key LOK Pb Press the Joystick Select Yes 7 5 13 Storing an item in the Handset Phone book 7 5 13 1 Using the Outgoing Call Log Press the Joystick Select the desired item Press the Right Soft Key hame bp phone no gt category no Enter a name max 16 characters phone number max 32 digits and select the category number or Off Press the Joystick Select Save Phonebook to high
19. to 4 1 Configure the DECT tester CMD60 as follows lt Setting gt Test mode PP RFPI 0102030408 Traffic Carrier 5 Traffic Slot 4 Mode Loopback RF LEVEL 80dBm 2 Execute the command regcmd60 01 02 03 04 08 3 Initiate connection from DECT tester 4 Confirm that the NTP value at TP601 is 20dBm 25dBm 12201 1 601 1 602 1 603 FIL601 C665 C661 L618 D601 C654 L616 R625 C657 L615 L614 C656 L610 C653 L611 C650 C646 R623 C642 C643 C645 R633 R634 R645 L619 C662 L617 L605 L603 R615 L612 L620 Modulatoin Check and Adjusment Follow steps 1 to 3 of above 4 Confirm that the B Field Modulation is 360kHz div 380kHz div using data type Fig 31 5 Adjust the B Field Modulation if required Execute the command Readmod and wrtmod xx where xx is the value 1 201 1 601 Frequency Offset Confir mation Follow steps 1 to 3 of above 4 Confirm that the frequency Offset is lt 45kHz 1 201 1 601 602 603 21601 C665 C661 L618 D601 C654 L616 R625 C657 L615 L614 C656 L610 C653 L611 C650 C646 R623 C642 C643 C645 R633 R634 R645 L619 C662 L617 L605 L603 R615 L612 L620 C608 R603 C609 C607 R613 C606 L601 L602 L Frequency Drift Confir mation Follow steps 1 to 3 of I above 4 Confirm that the frequency Drift is lt x 30kHz ms IC601 1 603 L619 L620 C662 L617
20. 01 Confirmation 2 Confirm that the charge current is ON OFF L102 Q102 3 SW to decrease current limit of PSU to 100mA R101 R103 4 Confirm that the charge current is stable Q103 R117 D101 D102 D103 E Charge Detection OFF 1 Stop supplying 6V to JT101 and JT102 1 201 Confirmation 2 Execute the command charge R118 C111 3 Confirm that the returned value is 0x01 hex L101 L102 F Battery Monitor Confir 1 Apply 3 8V 0 005V between BATT and BATT IC201 mation 2 Execute the command Backloff then readbatt R216 R217 3 Confirm C230 29 returned value S 36 Hex 4 Adjust the Battery Monitor executing command wreeprom 00 01 01 XX then wreeprom 00 36 01 XX 0E XX is the value G Battery low Confirmation 1 Apply 3 5V between BATT and BATT 1 201 2 Confirm that there 15 flashing of Battery Icon R216 R217 3 Apply 3 3V between BATT and BATT C230 4 Confirm that there is flashing of Battery BBIC Clock Adjusment SYRI 1 Execute the command conttx IC201 2 Adjust the frequency of SYRI executing the command setfreq xx where xx X100 C203 is the value so that the reading of the frequency counter is 10 368000MHz C232 L201 10Hz C231 C610 36 KX TCA355X Items Adjustment Point Procedure Check or Replace Parts 0 Transmitted Power Con firmation TP601 Remove the Antenna before starting step from 1
21. 02 227 2000 DIODE SI D103 PSVDUDZ20B DIODE SI 5 D203 227 2000 DIODE SI D301 PQVDBR1111C DIODE SI 5 D302 LNJ308G8JRA LED D304 MA111 DIODE SI 5 9305 B3AEB0000074 LED D306 B3AEB0000074 LED D307 B3AEB0000074 D308 LNJ308G8JRA LED D309 LNJ308G8JRA LED D310 LNJ308G8JRA LED D311 LNJ308G8JRA LED D312 LNJ308G8JRA LED D313 LNJ308G8JRA LED D314 LNJ308G8JRA LED D316 LNJ308G8JRA LED D320 LNJ308G8JRA LED D321 LNJ308G8JRA LED D322 LNJ308G8JRA LED D323 LNJ308G8JRA LED D324 LNJ308G8JRA LED KX TCA355X Ref Part No Part Name Description Remarks Ref Part No Part Name Description Remarks No No D325 LNJ308G8JRA LED 121 EEE0JA221WP 220 5 D326 LNJ308G8JRA LED C122 F1J0J2260002 22 D327 LNJ308G8JRA LED C203 F1G1H100A420 10 D328 LNJ308G8JRA LED C204 F1G1C104A083 0 1 D329 LNJ308G8JRA LED C205 F1G1C104A083 0 1 D330 LNJ308G8JRA LED C206 F1G1C104A083 0 1 D331 LNJ308G8JRA LED C210 F1G1A2240008 0 22 D401 MA8047 DIODE SI 5 211 F1G1H100A420 10 D402 MA8047 DIODE SI 5 C212 ECUE1A683KBQ 0 068 S D601 BODDCLOO0001 DIODE SI C213 ECUE1A683KBQ 0 068 5 214 F1G0J1050007 1 COILS C215 F1G1C104A083 0 1 C662 G1C22NJ00010 COIL C216 ECUVOJ105KBV 1 5 C670 PQLQR4C10NJ
22. 06 F1G1C104A083 0 1 FB603 JOJBCO000043 FILTER C407 ECJ1VB0J225 2 2 FB604 JOJBCO000043 FILTER C408 F1G1H470A565 47 FB606 1707 0000043 FILTER C409 ECUE1H070DCQ 7P 5 FIL601 J0D1890B0002 FILTER 410 F1G1H100A420 10 C413 F1G1H100A420 10 JACK C415 F1G1H100A420 10 CN404 K2HD103D0001 JACK C416 F1G1H330A565 33P C417 F1G1H100A420 10 SWITCHES C418 F1J0J2260002 22 SW2 K0C115A00003 SWITCH SEESAW C419 F1G1H100A420 10 C420 ECUV1C104KBV 0 1 S VARISTORS C421 F1G1H101A566 100 C460 42200000024 VARISTOR C422 ECUE1HO70DCQ 7P S C461 D42200000024 VARISTOR C423 F1G1H100A420 10 C424 F1J0J2260002 22 CAPACITORS C425 F1J0J2260002 22 L103 D0GA121JA021 120 C427 F1G1H100A420 10 L619 ECUE1H560JCQ 56 5 C428 ECUE1HO70DCQ 7P 5 C102 F1G1C473A048 0 047 C429 F1G1H100A420 10 C103 F1G1C474A108 0 47 C430 F1G1H100A420 10 C106 F1G1C104A083 0 1 C431 F1G1H470A565 47 C107 F1H1A1050029 1 C432 F1G1C104A083 0 1 108 EEE0JA221WP 220 S C433 101 100 420 10 C109 F3K0J107A002 100 C434 F1G1H100A420 10 C110 F3K0J107A002 100 C451 ECUV1C104KBV 0 1 S c111 F1G1C104A083 0 1 462 ECUE1HO70DCQ 7P 5 C112 ECUE1H070DCQ 7P S C463 ECUE1H070DCQ 7P 5 58 KX TCA355X
23. 1 2 confirm the returned check sum Value check sum is 7F1C CN202 R206 R207 R202 R203 R204 0 RSSI Calibration Confir 1 Set DECT Tester Power to 81dbm 1 201 mation 2 Run 55 and record the returned value CN202 3 Run eeprom write and write the returned value R206 R207 WrEeprom 00 50 1 XX R202 R203 RdEeprom 00 50 1 R204 a gt Set DECT Tester Power to 63dbm Run ReadRSSI and record the returned value Run eeprom write and write the returned value WrEeprom 00 51 1 XX RdEeprom 00 51 1 38 KX TCA355X Adjustment Standard Handset When connecting the Simulator Equipments for checking please refer to below 11 2 2 1 L3SQNVH XSSEVI LIO 10010 m 2140280111280 LIOA Ya1831 1930 MOSL AWANG doo 1 AV 250 390985011980 10 64 832 dV 1064 649 239 4010 250 92 2 970 18871489 o E 8 AYALLVE la AY3LLV8 YILIN S 170n av 3909850119850 39 KX TCA355X 40 OSCILLOSCOPE KX TCA355X CIRCUIT BOARD HANDSET Bottom View 11 2 3 Adjustment Charger Unit KX TCA355X Items Adjustment Proc
24. 355X Handset Charger Unit Standard DECT Digital Enhanced Cordless Telecommunications GAP Generic Access Profile Power Source Rechargeable Ni MH battery AC Adaptor Power Consumption Standby Approx 1 5W Maximum Approx 6W Number of Channels 120 Duplex Channels Frequency Range 1 88GHz to 1 9GHz Duplex Procedure TDMA Time Division Multiple Access Battery Life Handset if batteries are fully charged Stand by Up to 270 hours Ni MH Talk Up to 17 Hours Ni MH Channel Spacing 1728kHz Bit rate Spacing 1152kbit s Operating Conditions 5 40 C 41 F 10452 20 to 80 relative air humidity dry Modulation GFSK Gaussian Frequency Shift Keying RF Transmission Power approx 250mW Voice Coding ADPCM 32 kbit s Operation Range Up to 300 m outdoors Up to 50 m indoors Dimensions D x W x L 152 mm x 52 mm x 29 mm 84 mm x 85 mm x 61 mm Weight about 171g about 95g KX TCA355X 4 Technical Descriptions 4 1 Block Diagram Handset 401 Speech Burst receiver Decodin 17_RXDA MIC Headset E 0101 0102 0103 R7 R101 R103 R117 21 SYDA 22 SYCL ADPCM Codec Filter SP_AMP Control 9 Burst 19 Encoding Encoding JACK DSP CHARGEO CHARGE 12 XTAL
25. 55 of Portable station Charger Portable station 4 5 Signal Route SIGNAL ROUTE MIC gt R412 gt CN404 L103 gt C420 gt R411 910201 19 8611 gt 12601 17 gt HANDSET TX 16 10601 2 gt R633 gt C642 gt 1 602 6 gt 1C602 0 gt L610 gt 1814 Lets gt C657 0601 9 C665 21 601 gt 32601 gt 1622 10601 3 gt R634 gt C643 gt 10602 5 1C602 1 C653 SIGNAL 1622 gt JP601 gt 6801 gt C665 D801 gt C634 1606 C631 gt 12601 9 t gt 12601 34 gt 1 201 17 9 12201 68 425 gt R418 C633 gt C630 310601 10 CN404 gt R407 gt RECEIVER SP PHONE RX HANDSET from Tel Line 10201 70 9 5403 C404 gt R404 y gt IC401 4 1401 8 gt CN401 1 i R405 gt 1 401 5 2 KX TCA355X 5 Location of Controls and Components 5 1 Location of Controls Handset Ringing Charge Indicator E S Receiver Headset Jack Display i Keys CANCEL POWER Cal Joystick CLEAR TRANSFER Jle El TALK SP PHONE S oa MESSAGE 48 e INTERCOM RECALL Mi Qoo ee icrophone Charge Contact Back view Speaker 6 Installation Instructions 6 1 Connection gt gt AC Outlet Fasten the adaptor cord to the cord holder Cord holder AC adaptor Use only the included charger Use only the included
26. 71JA021 470 R625 D0GA271JA021 270 R106 DOGA104JA021 100K R626 ERJ2GEJ221 220 5 R110 DOGA153JA021 15K R630 ERJ2GEJ122 1 2K 5 111 DOGA562JA021 5 6K R631 ERJ2GEJ122 1 2K 5 R112 D1BB2002A055 20K R632 ERJ2GEJ000 0 5 R113 D1BB10020004 10K R633 DOGA100JA021 10 R116 DOGA103JA021 10K R634 DOGA100JA021 10 R117 DOGA102JA021 1K R645 D0GA331JA021 330 R118 DOGA274JA021 270K R120 D0GA101JA021 100 16 4 2 Charger Unit R121 D0GA104JA021 100K R132 ERJ2GEJ000 0 5 16 4 2 1 Cabinet and Electrical Parts R202 DOGA103JA021 10K R203 DOGA103JA021 10K R204 DOGA103JA021 10 Ref Part No Part Name amp Description Remarks R205 DOGA102JA021 1 No R206 D0GA102JA021 1 2 PSWETCA355XU ACCESSORY PARTS CHARGER UNIT 1 1 110632 COVER TERMINAL HOLDER 59 KX TCA355X Ref Part No Part Name Description Remarks Ref Part No Part Name Description Remarks No No 1 2 1033823 COVER CHARGE TERMINAL POM P3 101012 PROTECTION COVER UL94HB PSZKTCA355XU GIFT BOX 1 3 PQQT23002Z LABEL WEEE 1 4 PSGT2752Z NAME PLATE 16 4 2 4 Fixtures and Tools 1 5 PSJT1055Z CHARGE TERMINAL 1 6 PSKM1163Z1 CABINET BODY PS UL94HB Ref Part No Part
27. CHARGE CIRCUIT CHARGE 55 X100 CONTACTS CHARGE DETECT 54 CHARGEO 11 BATTERY D102 4 ON SWITCH 53 TERMINAL rows 28 32 40 KEYPAD 275 PCS 3 6V T 62 2 7V 0105 1 0104 6 52 LCD zi 96X64 AO 1 dot 5 SCL 49 LCD BACK LIGHT AOUT BI 31 MIDI KEY BACK LIGHT 39 Green 10301 CHARGE LED 33 34 30 CLK Red and Green 37 LOGIC IC BATT 6 00MHz 8 X101 VIB KX TCA355X BLOCK DIAGRAM HANDSET KX TCA355X 4 2 Circuit Operation Handset 424 Outline Handset consists of the following 1 5 as shown in Block Diagram Handset P 6 DECT BBIC Base Band IC 201 All data signals forming analyzing ACK or CMD signal All interfaces ex Key Detector Circuit Charge DC DC Converter LCD Include EEPROM and Flash memory stores the temporary operating parameters for RF etc AMP 10401 Single OP_AMP for SP MIDI IC301 16 Tone 32 Poly PCM Sound Generator Port LED direct driver with PWM RF Block 1 601 PLL Oscillator Detector Compress Expander Amplifier for reception C602 Amplifier for transmission Power control 4 2 2 Power Supply Circuit Reset Circuit Circuit Operation When power on the Handset the voltage is as follows BATTERY 3 5V 4 2V Battery Q104 1 8V BATTERY 3 5V 4 2V Battery gt Q105 2 7V The Reset signal generates 201 78 and 1 8V 4 2 3 Charge
28. CK5 about 1 8V Adjust C109 voltage to 1 8V Refer to Adjustment A NO Is the voltage of test point CK8 and CK9 about 3V Check Power Supply Circuit YES NO Does BBIC 12 oscillate at 10 368MHz Check X100 C203 YES Does the handset turn off and on when you Check Key sheet push the power Key YES Check BBIC A END Cross Reference Power Supply Circuit Reset Circuit P 7 Adjustment Handset P 36 Note is 12201 82 Charge Unit Plug in the AC Power source Is the voltage over 9V between CN601 pint and CN601 pin2 Is the voltage over 9V at CN601 NO Check AC Adaptor Check 601 Cross Reference Adjustment Charger Unit P 41 23 KX TCA355X 8 3 Check Battery Charge Handset Handset power off Put the handset on the cradle of the charger Does the handset display a detecting charger Is BBIC CHGDET high Check the circuits around D103 R101 and R118 Check BBIC ne Check the circuits around 0101 15 BBIC CHARGE 54 high Is the voltage of D102 over 4 0V Note BBIC is 201 24 KX TCA355X 8 3 1 Charge OFF Power ON the HANDSET Connect the PC cable to the HANDSET Read the EEPROM value of address 0049 and 004A and note the value Address 0049 XX Address 004A Write FF to these address Address 0049 FF Address 004A FF
29. COIL 5 C217 F1H1A105A036 1 L101 G1C100MA0072 COIL C218 F1H1A105A036 1 L102 G1C100MA0072 COIL C219 F1H1A105A036 1 L201 G1C4R7M00012 COIL 220 F1H1A105A036 1 1301 PQLQR2KA12T COIL 5 C221 F1H1C105A118 1 L601 G1C4N7Z00017 COIL C222 F1H1C105A118 1 L602 G1C4N7Z00017 COIL C223 F1H1C105A118 1 L603 PSLQR1S27NJ COIL C224 F1H1C105A118 1 L605 PSLQR1S27NJ COIL C225 1 1 105 118 1 L606 PQLQRA4C2N7S COIL 5 C227 F1G1A4740003 0 47 L608 PQLQRA4C2N7S COIL 5 C228 F1G1A4740003 0 47 L610 G1C3N3ZA0061 COIL C229 F1G1C104A083 0 1 L611 G1C3N3ZA0061 COIL 231 F1G1H330A565 33P L612 PQLQRACIONJ COIL 5 C232 ERJ2GEJ000 0 5 L614 PQLOR4C5N6S COIL 5 C301 ECUVOJ105KBV 1 5 1615 PQLQR4C5N6S COIL 5 C302 F1G1C104A083 0 1 L616 G1C8N2J00004 COIL C303 F1G1C104A083 0 1 L617 G1C6N8J00004 COIL C304 F1G1C104A083 0 1 L618 G1C22NJ00010 COIL C305 F1G1C104A083 0 1 1620 PQLQR4C5N6S COIL 5 C306 F1G1C104A083 0 1 L621 PQLQR4C10NJ COIL 5 C307 F1G1C104A083 0 1 R418 PSLQR2S471MT COIL F1G1C104A083 0 1 R613 PSLQR1S27NJ COIL C309 ECJ1VB0J225 2 2 C310 F1H1A105A036 1 CONNECTOR C311 ECJ1VB0J225 2 2 CN202 K1KA03AA0083 CONNECTOR 3P C312 ECUE1H102KBQ 0 001 CN405 K1MN20BA0070 20P C313 ECUVOJ105KBV 1 C314 F1G1C104A083 0 1 CRYSTAL OSCILLATORS 401 ECUV1C104KBV 0 1 5 100 H0J103500013 CRYSTAL OSCILLATOR C402 ECUV1C473KBV 0 047 5 101 H2D600400004 CRYSTAL OSCILLATOR C404 ECUV1C104KBV 0 1 S C405 ECUE1H471KBQ 470 5 FILTERS 4
30. Dis connect the PC Power OFF the HANDSET Provide 4 7V between CHG and CHG Light on Red LED NS Check around MIDI 301 12303 YES Wait 10 minites Light on Green LED NS Check around MIDI IC301 1C303 YES t NO Is the voltage of Q102 0 5 or less Check BBIC YES Is the voltage at D101 Ov No Check Q101 and D102 YES Connect the PC cable to the HANDSET Write the original value to these address Address 0049 XX Address Y Y Dis connect the PC Power OFF the HANDSET YES END Note is 10201 25 KX TCA355X 8 4 Check Link Handset Does the RF clock MCLK oscillate 10 368MHz Check around X100 and RF module and adjust in Handset Test Mode clock frequency Refer to Adjustment H Refer to Adjustment H YES NO Is there CMD60 Dect Tester Does Handset make link with CMD60 in Handset Test Mode Refer to 1 Is the NTP value OK Refer to Adjustment l YES Is the modulation OK NO Refer to Adjustment J Is the Frequency Offset OK Refer to Adjustment K YE YE S Is the Frequency Drift OK Refer to Adjustment L 5 Check around 12601 and 602 NO Is the Sensitivity Receiver OK NO Refer to Adjustment M YES mE NO he T E N Check around 1C601 and IC602 YES Is the RSSI Level OK Refer to Adjustment O and U YES Is
31. IC and its solder to the tip so that it flows under the pins as they are pins first and then cut off the pins thoroughly heated Specified solder 12 2 4 Removing Solder From Between pins Pins 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 e bridge When you attach a new IC to the board remove all solder N gt left on the land with some tools like a soldering wire some solder is left at the joint on the board the new IC will not be attached properly 45 KX TCA355X 13 Schematic Diagram DG 4 battery CK10 C102 2 9 mg CK1 BATT CK3 1 CHARGE ld L101 2 0104 111 am 2 10uH 1 2108 41101 106 107 C121 CHARGE SW1 2017 BATT 1001 22043 22041 1102 JT102 9 R118 270k 11118105 NC 5 5
32. K SP PHONE lum Press the Press the Press the Enter the first Select the Press Left Soft Key Left Soft Key Left Soft Key letter ofthe desired item TALK desired name SP PHONE Character Mode Table ABC 0 9 m Buttons Alphabet Numeric ABF Greek Extended 1 555 Extended 2 Space amp 1 1 Space amp X 1 ABC2 2 2 2 2 2 2 DEF3 3 AEZ3 DEEEEEEF3 DDEEREFS def3 de 6f3 dde E f3 TTA GHI 4 GHII ghi4 9 8 8111111114 ghi 4 JKL5 JKL5 JKLELES L5 E 5 KAM5 5 5 5 MNO6 27 MN OO OOO 6 6 6 6 NEOG mno6 mnflod 666a6 mnNho o 6 57 55 7 PQRRRSSS7 7 7 57 5 7 pqrRisS 7 TUV8 TUUUDUUVS 0040 8 8 8 22 2 2 tuv8 tuu vuiv8 ttu v8 WXYZ9 WWXYYZ9 22229 09 9 9 wxyz9 wWxyyz9 wxyyyzZZZ9 0 0 0 The following letters are not available They will be replaced by the uppercase lowercase version of the same letter ac deti n rssstwVVzz3 Press to change between uppercase and lowercase 7 5 11 KX TCA355X Editing Press
33. KX TCA355X KX TCA355X 16 Exploded View and Replacement Parts List CPU Data Handset 16 1 1 201 16 1 Pin No Description 1 0 Connection at Normal mode at Reset mode 1 P3_7 PD7 D O LCD AO O O 2 P3_1 PD1 D O RXDSG O O 3 P3_5 PD5 D O SPAMP CD 4 P3_4 PD4 MIDI 9 5 P3 3 PD3 D O PAON O 6 P3_2 PD2 D O PSEL O O 7 VDD 8 VSS 9 RFCLK D O SYRI O O 10 VDDRF 11 VSSRF 12 lt 9 13 lt O 14 AVS 15 AVD 16 RSSI Al RSSI 17 RDI RXDA O 18 O 19 A O TXDA A O 9 20 LE D O SYEN D O 9 21 SO D O SYDA D O O 22 SK D O SYCL D O O 23 DAC ADC2 JACK DETECTION O 24 P3_6 PD6 MIDI_SRQ O 25 0 D O UTX O O 26 1 URX 27 JIIO PO 2 O 28 PCM_FSC1 P0_3 COL1 O 29 FSCO PO 4 COL2 30 CLK PO 5 COL3 O 31 PCM_DOUT P0_6 COL4 O 32 PCM_DIN PO_7 COL5 O 33 VDDIO 34 VSS 35 INTOn P1 0 D O ROWO O O 36 INT1n P1 1 D O ROW1 O O 37 INT2n P1 2 D O ROW2 O O 38 INT3n P1 3 D O ROW3 O O 39 INT4n P1 4 MIDI_IRQ 40 VDDE INT5n P1_5 D O COLO O 41
34. Name amp Description Remarks 1 7 PSYF1072Z1 CABINET COVER PS No UL94HB PSZZ2CA155EU PC CABLE 26 14 7 SCREW 16 4 2 2 Main P C Board Parts Ref Part No Part Name Description Remarks No PCB2 PSWPCA355CEU CHARGER P C BOARD ASS Y RTL ICs IC601 PQVIMC34063M IC602 000088 DIODE D601 MA738 DIODE SI S D602 MA738 DIODE SI S COIL L601 G0A470EA0020 COIL JACK CN601 K2ECYB000001 JACK CAPACITORS c601 EEEFK1E221P 220 C603 ECJ1VC1H151J 150 C604 ECUV1H152KBV 0 0015 S C605 EEE1EA101XP 100 C607 EEE1EA101XP 100 RESISTORS R601 ERJ6GEYJ1R0 1 5 R602 ERJ6GEYJ1R0 1 5 2603 ERJ6GEYJ1RO 1 5 R604 0 0000020 0 R610 DOGB272JA057 2 7K R611 DOGB472JA057 4 7K R612 D1BB47020003 47K R613 D1BB47020003 47K R614 ERJ3EKF1001 1K 5 R615 ERJ3EKF1001 1K 5 2616 ERJ6ENF1ROO 1 5 R617 ERJ6ENF1R00 1 5 R618 ERJ6ENF1R00 1 5 R619 ERJ6ENF1R00 1 5 16 4 2 3 Accessories and Packing Materi als Ref Part No Part Name amp Description Remarks No Al PQLV206X AC ADAPTOR A A2 5 109871 HANGER BELT CLIP PC ABS UL94HB A3 PSQW2624Z LEAFLET RECYCLE for TAIWAN 4 PSQX4455X INSTRUCTION BOOK QUICK GUIDE A5 50 44562 INSTRUCTION BOOK QUICK GUIDE A6 PSQX4461YCD INSTRUCTION BOOK CD ROM P1 PQPP10084Z PROTECTION COVER 2 100862 PROTECTION COVER H KXTCA355XUK 60
35. ORDER KMS0801451CE rvice Manual DECT Portable Station KX TCA355X for Taiwan and Mexico ZN WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public lt does not contain warnings or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death IMPORTANT SAFETY NOTICE There are special components used in this equipment which are important for safety These parts are marked by A in the Schematic Diagrams Circuit Board Diagrams Exploded Views and Replacements Parts List It is essential that these critical parts should be replaced with manufacturer s specified parts to prevent shock fire or other hazards Do not modify the original design without permission of manufacturer IMPORTANT INFORMATION ABOUT LEAD FREE PbF SOLDERING If lead free solder was used in the manufacture of this product the printed circuit boards will be marked PbF Standard leaded Pb solder can be used as usual on boards without the PbF mark When this mark does appear please read and follow the special instructions described in this manual on the use of PbF and how
36. Q4R10XJ150 15 5 C645 F1G1H3ROA609 R322 DOGBRO0Z0002 0 C646 F1G1A1040006 0 1 R330 DOGDRO0Z0002 0 C647 F1G1H100A420 10 R331 2006080070002 0 C648 F1G1H100A420 10 R401 DOGB184JA057 180K C649 F1G1H100A420 10 R402 DOGB163JA057 16K C650 F1G1H100A420 10 R403 ERJ2GEJ000 0 5 C651 F1G1H680A565 68 R404 D0GB273JA057 27K 652 F1G1H2R0A577 2 R405 D0GB683JA057 68K C653 F1G1H2R0A577 2 R406 DOGA103JA021 10K C654 F1G1H100A420 10 R407 DOGA220JA021 22 C656 F1G1H1R5A577 1 5 R408 ERJ2GEJ000 0 5 C657 F1G1H8R0A420 8 R409 D0GA331JA021 330 660 F1G1H100A420 10 R410 DOGA102JA021 1K C661 ECUE1H560JCQ 56 S R411 DOGA101JA021 100 C665 F1G1H8R0A420 8 R412 D0GA330JA021 33 C666 ERJ2GEJ000 0 5 R417 D0GA330JA021 33 C671 F1G1H100A420 10 R421 DOGB103JA057 10K C672 F1G1H100A420 10 R423 DOGA473JA021 47K C673 ERJ2GEJ000 0 5 R424 DOGA104JA021 100K C675 ECUVOJ105KBV 1 5 R427 ERJ2GEJ000 0 5 676 ECUVOJ1O5KBV 1 5 R603 DOGA332JA021 3 3K C677 ECUVOJ105KBV 1 5 R604 DOGA682JA021 6 8K C678 F1G1H100A420 10 R605 DOGA102JA021 1K 680 F1G1H1R5A577 1 5 R606 DOGA102JA021 1K 681 F1G1C1030008 0 01 R607 DOGA102JA021 1K C682 F1G1C1030008 0 01 R608 D0GA102JA021 1K C683 F1G1H100A420 10 R610 D0GA103JA021 10K C684 F1G1H100A420 10 R611 D1BA3901A015 3 9K R612 ERJ2GEJ122 1 2K S RESISTORS R614 D0GA223JA021 22K FB601 ERJ2GEJ000 0 5 R615 DOGA272JA021 2 7K R101 DOGA103JA021 10K R623 D0GA471JA021 470 R103 D0GA4
37. V 0312 NC TZ g 33 GREEN 1 vourcaS 4 Zu H gt vi 0813 J 59 5 D314 D316 D320 15 C303 E d 2019 0321 585 7 8 322 D323 R309 VIBRATOR 10k 2 D2 7V 0325 R331 15 3 0 D326 8 303 Nus D2 7V D327 R390 D330 11 R322 D328 C307 D331 e 1 0 D329 55 SCHEMATIC DIAGRAM HANDSET 47 KX TCA355X 13 2 Handset RF Unit LINN 49 OILVWSHOS XGSEVILIO 9 Ww 1250 2 5 len 094 TLZOO vas 3 zi 5098 0299 89 re T 095 9 90 19590 Sz 4401 100 T 4000 0984 NOVd p 60901 8090T 99 NE E se eou vaxl o 097 022 ISSY o 9099 0 NOXY de T 6692 INAS DAS o VAS OA NJAS 1090 Huzz 4998 boos Liva 90984 PAON vecs 680 1 5 40022 1099 L 890747 901 1290 R623 470 R624 NC 48 13 3 Charger Unit
38. ceiving level at 402 1 and CN404 CN402 2 6 Confirm that the level is reference sample 1 5dBm and confirm that the dis tortion level is lt 5 SP phone Audio check 1 Link to standard Base which is connected to Line Simulator 1 201 and confirmation 2 Set line voltage to 48V and line current to 40mA R408 C410 3 Set the handset off hook using SP Phone key 401 4 Input 45dBm 1KHz to and measure Line output level R405 C430 5 Confirm that the level is reference sample 1 5dBm and confirm that the dis C405 C409 tortion level is lt 5 C408 R406 6 Input 20dBm 1KHz to Line I F and measure Receiving level at 401 1 407 432 CN401 2 1C301 7 Confirm that the level is reference sample 1 5dBm and confirm that the dis 1C201 tortion level is lt 5 R404 C404 R403 C403 S Headset Audio check 1 Link to standard BASE which is connected to Line Simulator IC201 and confirmation 2 Set line voltage to 48V and line current to 40mA R424 R423 3 Input 45dBm 1kHz across Mic terminals on headset cable 0401 4 Confirm that level is reference sample 1 5dBm and confirm that dis CN404 tortion level is lt 5 5 Input 20dBm 1kHz to Line I F 6 Confirm that the level is reference sample 1 5dBm and confirm that the dis tortion level is lt 5 SP terminals on headset cable is load of 150 ohm T EEP ROM confirmation 1 EEP ROM Confirmation Execute the command chk255Xv0 1 bat 1 20
39. d on the PCB For service and repair work we suggest using the same type of solder Caution PbF solder has a melting point that is 50 70 F 30 40 C higher than Pb solder Please use a soldering iron with tempera ture control and adjust it to 700 20 F 370 10 C Exercise care while using higher temperature soldering irons Do not heat the PCB for too long time in order to prevent solder splash or damage to the PCB PbF solder will tend to splash if it is heated much higher than its melting point approximately 1100 F 600 C When applying PbF solder to double layered boards please check the component side for excess which may flow onto the opposite side See figure below component component remove all of the Pn excess solder w slice view solder 2 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 for using their product with other materials The following lead free a solder wire sizes are recommended for service of this product 0 3mm 0 6mm and 1 0mm 0 3mm X 0 8mmx 100g 0 6mm 0 6mmX 100g 0 6mmX 100g 1 0mm 4 0mm x 100g 4 0mm x 100g 3 Specifications KX TCA
40. dit 14 7 3 Key Lock You can lock the dialling buttons while the PS is in idle status Unlocked Locked Press the Joystick for more than 2 seconds to lock unlock 7 4 Selecting the Display Language Press the Select FaSetting Press the Select Display Press the Joystick Handset Joystick Option Joystick b gt gt gt gt Select Select Press the Select the Press the Language Joystick desired language Joystick When set to Auto the language settings of the Business Telephone System will be used automatically KX TCA355X The display language of both the PS and Business Telephone System can be selected and both should be set to the same lan guage Refer to the Business Telephone System User manual for more details 7 5 Display 7 5 1 Display Icons 400 uz Y Within range of a Cell Station 301 Paul a 23 aa Y Out of range No registration 3 71 10 08 Intercom Indicator s sara Off hook Status Message Waiting Phonebook Mode Battery Strength Hot Line ON rum LX Ringer Volume OFF N N Vibration Meeting Mode Call Forwarding el DoNotDisturb KX TCA355X 7 5 2 Main Menu while in standby mode Caller ID M Displays the incoming log tal SA Ringer Option Displays the Ringer Option menu 9 Q 928 New Phonebook gt bCaller ID C
41. eadset 15 measured at pin 23 53 KX TCA355X 16 2 Cabinet and electrical Parts Location Handset 16 2 1 Handset A 2 5 KES Ne om 2 10mm 54 KX TCA355X 16 2 2 Charger Unit 2 hmmm 2 6 X 14011 55 16 3 Accessories and Packing Materials 16 4 Replacement Part List Note 1 RTL Retention Time Limited The RTL marking indicates that its Retention Time 15 Limited When production is discontinued this item will continue to be available only for a specific period of time This period of time depends on the type of item and the local laws governing parts and product retention At the end of this period the item will no longer be avail able 2 Important safety notice Components identified by the A mark indicates special characteristics important for safety When replacing any of these components only use specified manufacture s parts 3 The 5 mark means the part is one of some identical parts For that reason it may be different from the installed part 4 150 code Example ABS 94HB of the remarks column shows quality of the material and a flame resisting grade about plastics 5 RESISTORS amp CAPACITORS Unless otherwise specified All resistors are in ohms Q k 1000Q M 1000kQ Al
42. edure Check or Point Replace Parts A Charging Check 1 Connect Charge Contact 120 2W register between charge and charge 2 Measure and confirm voltage across the register is 2 7V 0 2V Note After the measuring sock up the solder of TP 11 2 4 Adjustment Standard Charger Unit When connecting the Simulator Equipments for checking please refer to below 11 2 4 1 Flow Solder Side View 11 3 RF Specification Handset KX TCA355X CIRCUIT BOARD CHARGER UNIT Flow Solder Side View Item Value Refer to Remarks TX Power 20 dBm 25 dBm Adjustment Handset I Modulation 360 kHz div 380 kHz div Adjustment Handset J Frequency Offset 45 kHz 45 kHz Adjustment Handset K Frequency Drift 30 kHz ms Adjustment Handset L RX Sensitivity 1000 ppm Adjustment Handset M Timing Accuracy lt 0 5 ppm Adjustment Handset N RSSI Level 0x11 hex 8 hex at 81dBm Adjustment Handset O Ox1E hex 8 hex at 63dBm Power RAMP Power RAMP is matching Adjustment Handset P Refer to Adjustment Handset P 36 41 KX TCA355X 11 4 How to Check the Handset Speaker 1 Prepare the digital voltmeter and set the selector knob to ohm meter 2 Put the probes at the speaker terminals as shown below the value between terminal and terminal about 80 Replace the new speaker Handset speaker Digital Voltmeter
43. ef Part No Part Name Description Remarks No 112 PSHG1278Z1 RUBBER PARTS UPPER CABINET TPE ERASTOMER UL94HB 113 PSHG1279Z1 PACKING NAVI 114 PSHG1283ZA RUBBER PARTS O RING SCREW SI 115 PSHR1364Z COVER SPEAKER HOLDER ABS UL94HB 116 PSJC1009Z BATTERY TERMINAL 117 PSKE1095Z1 DOOR LID BATTERY LOCK KNOB POM UL94HB 118 PSKE109721 COVER NAVI KEY CAP 119 5 112871 COVER PC ABS UL94HB 120 PSKK105621 SPACER BATTERY COVER PC ABS UL94HB 121 55 103871 KEYBOARD SWITCH 122 PSWETCA355CE LIQUID CRYSTAL DISPLAY 123 PSYMTCA355CE BODY ASS Y PC ABS UL94HB 124 XPJ16C20WV KEY PIN A XTB2 5JFJA SCREW B 2 10 SCREW 16 4 1 2 Main P C Board Parts Ref Part No Part Name Description Remarks No PCB1 PSWPA355CERU HANDSET AND RF P C BOARD ASS Y RTL ICs IC201 C1CB00002107 IC IC301 C1BB00000830 IC 1 302 00030 IC 303 COJBAB000633 401 000058 601 1 00001690 IC 602 1 00001691 603 00051 TRANSISTORS 0101 B1ADGE000004 TRANSISTOR SI 0102 PSVTDTC143X TRANSISTOR SI 5 0103 B1ABCF000103 TRANSISTOR 51 0104 B1ADGE000004 TRANSISTOR SI 0105 B1ADGE000004 TRANSISTOR SI 0301 PSVTDTC143X TRANSISTOR SI 5 0302 PSVTDTC143X TRANSISTOR SI 5 0303 B1ADGE000004 TRANSISTOR SI 0304 B1GBCFGA0001 TRANSISTOR SI 0401 1 000103 TRANSISTOR SI DIODES D101 BOBC4R900003 DIODE SI D1
44. l capacitors are in MICRO FARADS uF Type amp Wattage of Resistor Type ERC Solid ERDS Carbon ERJ Chip Wattage 10 16 1 8W 114 25 1 4 12 1 2W Type amp Voltage Of Capacitor Type ECFD Semi Conductor ECCD ECKD ECBT F1K ECUV Ceramic ECQS Styrol ECQE ECQV ECQG Polyester ECUV PQCUV ECUE Chig ECEA ECS T EEE Electlytic ECQMS Mica Voltage Type JECQG ECSZ Others ECQV Type 6 3 35 ERX Metal Film ERG Metal Oxide ERO Metal Film POAR Chip ERS Fusible Resistor ERF Cement Resistor A 1C 16V 1 1E 25 25V 2A 10V 50 1H 50V 16 100 16 4 1 16 4 1 1 Handset Cabinet and Electrical Parts Ref Part No Part Name Description Remarks No 101 LOAD02A00010 SPEAKER 102 N4HHGMB00007 BATTERY A 103 106662 SPEAKER RUBBER SHEET PE PET 104 PSBC1055Z1 PUSH BUTTON NAVI PC ABS UL94HB 105 PSGT2756Z NAME PLATE 106 PSGT2758Z LABEL COVER 107 5 12052 SCREW 108 PSHE1209Z SPACER BATTERY CUSHION 109 PSHG1272Z RUBBER PARTS O RINGCABINET SI 110 PSHG1273Z RUBBER PARTS O RING BATTERY SI 111 PSHG1275Z1 RUBBER PARTS CORNER TPE UL94HB 57 KX TCA355X R
45. light it press to delete it then enter the new character or respectively Select Delete ES Press the Joystick sim Press the Joystick Press the Joystick KX TCA355X 7 5 14 Using the Incoming Call Log Pi Select the Press the Select Save Press the desired item Joystick Phonebook Joystick name pi phone no category no Enter a name max 16 characters Press the phone number max 32 digits and Joystick select the category number or Off gt Move the Press the Enter the Press the Select the Joystick Right incoming call Joystick desired item UP or DOWN Soft Key log group gt LOK aa gt phone no ho category no Press the Select Save Press the Entera name max 16 characters Press the Joystick Phonebook Joystick phone number max 24 digits and Joystick select the category number or Off 7 5 16 Using the PBX System Phone book O gt o gt gt Press the Press the Select the Press the Select Save Left Soft Key Left Soft Key desired item Joystick Phonebook name LOK bb UU phone no category no Pressthe Enter a name max 16 characters Press the Joystick phone number 32 digits and Joystick select the category number or Off Press to confirm each entries When storing an outside phone number the line access
46. nload 34 4 5 Communication check OK If communication check become OK Display will show CRC communication NG click cancel key then back to step 4 1 and try download again KX TCA355X 4 6 Downloading Start After several seconds Display shows Flash Program Start You can release the POWER key in this step 35 KX TCA355X 4 7 Downloading Complete If downloading finished display shows Download finished successfully Click off then disconnect the serial PC cable 11 2 Adjustments Handset and Charger Unit 11 2 1 Adjustment Handset Items Adjustment Procedure Check or Point Replace Parts A 1 8V Supply Confirma CK5 1 Confirm that the voltage between test point CK5 and GND is 1 85V 0 02V 1 201 tion 2 Adjust the 1 8V voltage of CK5 executing command bandgap XX XX is the Q104 value R110 2 V Supply Confirma 1 Confirm that the voltage between CK6 and GND is 2 775V 0 15V IC201 tion Q105 R111 R112 R113 C Confirmation 1 BBIC Confirmation Execute the command getchk IC201 2 Confirm the returned checksum value X100 C203 Connection of checksum value and program number is shown below 6159 U411AG D Charge Control Check amp 1 Apply 6V between JT101 and JT102 with current limit of PSU to IC201 Charge Current Monitor 200mA Q101 L1
47. number will be stored automatically The line access number must be identical to the PS s Line Access CD setting Call Option 20 7 5 17 Hot Key Dial The phone numbers stored in the handset phone book can be assigned as hot key Press the Left Select the Press the Select Reg Press the Soft Key desired item Joystick to Hot Key Joystick LOK pp Select a blank Press the Joystick Press the Joystick hot key number 1 9 Y will be displayed next to hot key numbers which have a phone book item registered to them 21 KX TCA355X KX TCA355X 8 Troubleshooting Guide Flow Chart Can not Registration No Voice Handset Voice Transmission A OK No Voi Handset Voice Reception Cross Reference Check Power Handset P 23 Check Battery Charge Handset P 24 Bell Reception Handset P 27 Check Link Handset P 26 Check Handset Transmission P 27 Check Handset Reception P 27 Not Work Not Charge 22 Check Power Check Battery Charge Bell Reception Check Handset Transmission Check Handset Reception KX TCA355X 8 1 Check Power Handset Insert battery Is the voltage of BATT 3 5V more Check the battery and around CK1 and CK2 are not shorted Is the voltage of test point CK6 about 2 75V RS Check Power Supply Circuit YES YES NO Is the voltage of test point
48. pecification Handset 41 11 4 How to Check the Handset Speaker 42 11 5 How to Check the Handset Receiver 42 11 6 Frequency Table MHZ 43 12 Miscellaneous 44 12 1 Terminal Guide of the ICs Transistors and Diodes 44 12 2 How To Replace Flat Package IC 45 13 Schematic Diagram 46 13 1 Handset 46 13 2 Handset RF Unit 48 13 3 Charger Unit 49 14 Printed Circuit Board 50 14 1 Handset 50 14 2 Charger Unit 51 15 Appendix Information of Schematic Diagram 51 16 Exploded View and Replacement Parts List 52 16 1 CPU Data Handset 52 16 2 Cabinet and electrical Parts Location Handset 54 16 3 Accessories and Packing Materials 16 4 Replacement Part List KX TCA355X 1 Safety Precautions 1 1 For Service Technicians Repair service shall
49. ponding soft key Opens the Handset Phonebook Displays the caller information stored in the Handset Phonebook ED ih while receiving a pens the main menu Opens the function menu Displays the caller information stored in the system while receiving a call J Displays the outgoing call log Used to clear the memo alarm display Used to confirm the entry setting or enter an X when storing the es inen Line Access CD urns the ringer off Used to select an item when in setting mode Opens the PBX System Phonebook BEE Displayed when Alphabetic character entry mode EI Opens the PBX Extension Phonebook Displayed when in Numeric character entry mode Opens the incoming call log y Displayed when in Greek character entry mode Opens the incoming call log group Displayed when in Extended 1 character entry mode Displays the next screen ao Displayed when in Extended 2 character entry mode Clears digits or characters Displayed when key lock is turned on Inserts a dialling pause Used to search for an item in the Phonebook alphabetically Returns to the previous screen Used to place a call on hold Used to set the time for memo alarm Used to establish a multiple party conversation 13 KX TCA355X 7 2 Settings Menu Chart Handset eR _ 585 Flex Key E
50. reates new item in the Handset Phonebook ESB Setting Handset e Displays the Setting Handset menu PBX Program Enters PBX programming mode 28 Walkie Talkie 87 Displays the Walkie Talkie menu 7 5 3 Sub menu while in off hook during a conversation Phone book Opens the Handset Phonebook Caller ID Displays the incoming call log cel Redial Redials the last dialled number Mute Turns the microphone on off 7 5 4 PBX Feature Menu Pause Inserts a dialling pause FWD DND Used to change Call Forwarding or Do Not Disturb settings Message Used to leave a message waiting indication or call back the party who left you a message waiting indication Search Wave Searches for the strongest radio signal coming from the Cell Station PBX Program Enters the PBX programming mode Has the same function as PBX Program found in the main menu KX TCA355X 7 5 5 Troubleshooting The PS does not work The battery is drained wip Charge the battery fully The PS has been cancelled or the PS has not been registered gt Consult your dealer The power is OFF wp Turn it ON The PS does not ring e Ringer volume is set to off gt Adjust the ringer volume level You cannot make receive a call The PS is out of range or the Cell Station CS is busy mp Move closer to the CS or try again later The radio channel is busy or a radio communication error occurred gt Try
51. rrent at 3 8V for Handset 9V for Tool Digital multi meter DMM it must be able to measure voltage and current Oscilloscope 11 1 1 2 Tool and PC EEPROM serial Tool Tool PSZZ2CA155EU PC which runs in DOS mode 11 1 2 PC Setting 11 1 2 1 Connections Oscilloscope Or Frequency Counter for Clock Freq DECT Tester for Loop Back Portable Part Handset PC Cable Serial Port com port 1 Digital Multi meter DMM DC Power Supply or Battery 11 1 2 2 PC Setting 1 Open a window of MS DOS mode from the start up menu 2 Change a directory 3 Type SET_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 ratepayer Read the data of EEPROM Type ratepayer 00 00 FF and the data from address 00 00 to FF is read out Siegfried adjust Frequency of RFIC Type Siegfried an Glitch Read checksum Type glitch Repairmen write eeprom Type repairmen 01 23 45 01 23 is address and 45 is data to be written 31 KX TCA355X 11 1 3 Download Manual 11 1 3 1 Step 1 Before Downloading Configuration Setting 1 1 Execute Flash Program exe Select following desired item Port select COM1 COM2 COM3 COM4 Chip Type select 14428 only Baud Rate select 115200
52. the Power RAMP NO Refer to Adjustment P Cross Reference Adjustment Handset P 36 26 KX TCA355X 8 5 Check Handset Transmission Check MIC of Handset OK Check HANDSET TX in SIGNAL ROUTE Cross Reference Signal Route P 9 8 6 Check Handset Reception Check Handset Receiver in HOW TO CHECK THE HANDSET RECEIVER OK Check HANDSET RX in SIGNAL ROUTE Cross Reference How to Check the Handset Receiver P 42 Signal Route P 9 8 7 Bell Reception Handset When bell signal is coming is there bell sound signal Check clock 12301 30 of frequency around at MIDI IC IC301 10 or 11 6MHz YES When bell signal is coming is there bell sound signal at CN401 1 CN401 2 Check around 12401 YES 5 Check cable of SPEAKER and resistance value Does the bell sound from SPEAKER of SPEAKER Cross Reference Check Link Handset P 26 How to Check the Handset Speaker P 42 27 KX TCA355X 9 Service Fixture 4 Tools PSZZ2CA155EU PC Cable 28 KX TCA355X 10 Disassembly and Assembly Instructions 10 1 Handset Rear Cabinet Don t remove LCD block if unnecessary Release the Lock switch of Connector CN405 before removing LCD Block Dam E
53. y Read Important Notice Concerning the Correct Use and Charging of Ni MH Batteries 6 2 4 Low Battery Warning The batteries needs to be charged when flashes the alarm sounds every one minute during a conversation If the low battery warning occurs during a conversation you can continue the call for a few minutes after which the call will be automatically disconnected KX TCA355X 6 2 5 Replacing the Batteries if LE flashes after a few telephone calls even when the battery has been fully charged it is time to replace the battery with a new one 1 Turn the power off to prevent memory loss 2 Release the battery cover latch and lift the cover open 3 Replace the old battery with a new one and close the cover 4 Charge the handset for at least 5 5 hours Please replace with Panasonic battery only Please order part number NAHHGMBO00007 If you replace the battery before the low battery warning appears the battery strength icon may display an incorrect reading In this case use the PS as normal with the new battery installed When the low battery warning is displayed charge the battery for at least 5 5 hours The battery strength icon will then display a correct reading 12 KX TCA355X 7 Operating Instructions 7 1 Soft Key Display Icons and information shown on the display will vary depending on the state of use To select an item shown on the display press the corres
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