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SVM : Telephone Equipment

1. 4 2 1 Battery Caution 4 2 2 About Lead Free Solder PbF Pb free 4 3 Specifications 5 4 Technical Descriptions 6 4 1 FHSS Description 6 4 2 Explanation of Link Data Communication 9 4 3 Block Diagram Base Unit_Main 10 4 4 Block Diagram Base Unit_RF Part 11 4 5 Circuit Operation Base Unit 12 4 6 Block Diagram Handset 20 4 7 Block Diagram Handset_RF Part 21 4 8 Circuit Operation Handset 22 4 9 Circuit Operation RF Part 26 4 10 Circuit Operation Charger Unit 29 4 11 Signal Route 30 5 Location of Controls and Components 32 5 1 Controls 32 5 2 Displays 32 6 Installation Instructions 33 6 1 Setting Up the Base Unit 33 6 2 Setting Up the Handset 33 6 3 Battery Installation Replacement 33 6 4 Battery
2. 82 13 1 For Schematic Diagram 82 13 2 Schematic Diagram Base Unit Main 84 13 3 Schematic Diagram Base Unit RF Part 86 13 4 Schematic Diagram Base Unit Operation 87 13 5 Schematic Diagram Handset 88 13 6 Schematic Diagram Handset RF Part 90 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B PAGE 13 7 Schematic Diagram Charger Unit 91 14 Printed Circuit Board 93 14 1 Circuit Board Base Unit Main 93 14 2 Circuit Board Base Unit RF Part 95 14 3 Circuit Board Base Unit Antenna 96 14 4 Circuit Board Base Unit Operation 97 14 5 Circuit Board Handset Main 99 14 6 Circuit Board Handset RF Part 101 14 7 Circuit Board Charger Unit 102 15 Appendix Information of Schematic Diagram 103 15 1 CPU Data Base Unit 103 15 2 CPU Data Handset 104 15 3 Explanation of IC Terminals RF Part 105 15 4 Terminal Guide of the ICs Transistors and Diodes 106 16 Exploded View and Replacement Parts List 107 16 1 Cabinet and Electr
3. G Go 2461561623 72 2464049265 73 946499010 a 2466022852 2465833008 75 enma 2667290 76 2467806692 2467616728 77 2468696464 Bo 2471374072 2472263965 82 2474047705 Bi 2474941653 e 2476725293 MT6535M8 S 270306 MTO209082 30 280 102930 13 Schematic Diagram 13 1 For Schematic Diagram 13 1 1 Base Unit Schematic Diagram Base Unit Main 13 1 1 1 Acoustic Testing Mode Press STOP gt gt and simultaneously and insert the plug of AC adaptor No beep sound It is easier to measure the transmit level with acoustic testing mode Notes 1 DC voltage measurements are taken with voltmeter from the negative voltage line Important Safety Notice Components identified by A mark have special characteristics important for safety When replacing any of these components use only the manufacturer s specified parts 2 The schematic diagrams may be modified at any time with the development of new technology 13 1 2 Handset Schematic Diagram Handset Main Notes 1 DC voltage measurements are taken with an oscilloscope or a tester with a ground 2 The schematic diagrams may be modified at any time with the development of ne
4. m m m Channel mode To use another channel press or V key s y lt m m um m w Press A CAM High TX power Cv Low TX power O m m s lt m m um um Am w w lt lt Disconnect the AC adaptor cord gt gt POWER OFF Note 1 Refer to Check Table for RF part P 63 43 8 1 4 Test Link Mode for Base Unit POWER OFF EE LED display While pressing GREETING CHECK STOP OFF ON Flashing Pl keys simultaneously connect the AC adaptor cord IN USE e Press LOCATOR O Press LOCATOR Channel mode To use another channel press CA or 41 3 key A CH 1 VY CH 10 Press LOCATOR Press LOCATOR TX power mode e Press CA or V CA 1 High TX power v 3 Low TX power O Press Link mode CHECK TX Only mode RX Only mode Link Standby mode Set the handset to Test Link Mode 1 beside the base unit then the base unit turns to Test Link Mode s TNNT Test Link Mode 2 O amm eee w 0 m m m m lt lt Disconnect the AC Select sensitivity e adaptor cord am REG RX Gain High gm mmm mmm EN CHECK RX Gain Low TEETAN 1 Refer to TX CW Mode for Handset 47 I
5. Important Use only the rechargeable Panasonic battery HHR P107 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 6 4 Battery Charge 6 4 2 Panasonic Battery Performance Place the handset on the base unit or charger for 7 hours before Operation Operating time initial use While in use Up to 5 hours e While charging Charging is displayed and the charge indicator talking on the handset lights When the battery is fully charged Charge completed is displayed While not in use Up to 11 days standby While using the clarity Up to 3 hours booster feature Base unit Note Battery operating time may be shortened over time depending on usage conditions and surrounding temperature e Battery power is consumed whenever the handset is off the base unit or charger even when the handset is not in use e After the handset is fully charged displaying Charge completed it may be left on the base unit or charger without any ill effect on the battery e The battery level may not be displayed correctly after you replace the battery In this case place the handset on the base unit or Charge contacts Charger charger and let it charge for 7 hours Charge contacts Note f you want to use the handset immediately charge the battery for atleast 15 minutes To ensure that the battery charges properly clean the charge contacts of the handset base unit
6. di en 4 15H crt 4 7nH s 739 D10 AE 4p 740 01 515 5 5 V a 918 STs vE BT 2 4 GHz It SH CTRL gt DATA RF RSTN 330 S u a m RSSI aq e N BCLK 792 J120P GND sss SHIELD N N NC No Components KX TG3531 8532 SCHEMATIC DIAGRAM Base Unit RF Part 86 13 4 Schematic Diagram Base Unit_Operation SPP2 G oO SPP SPN2 G SPN NC1 O NC2 O 2APVCC MEG_LED ANS_LED INUSE LED PEE NC3 O KEYS AG KEYS KEYS KEYS DG KEYIN3 KEYIN2 KEYIN1 G LOCAT INT 1 2 O O MSG VM NC No Components KX TG3531 3532 SCHEMATIC DIAGRAM Base Unit Operation 87 13 5 Schematic Diagram Handset_ Main N A HF circuit RXI TXE RXE TXO BCLK Q Q Q Q Q TX DATA Flash memory for booting RX_EN TX EN RX GAIN RX_DATA SHCTRL RF_RSTN SYN_DATA SYN_EN SYN_CLK SYN_OUT V RF 2 5 V 8 9 NC KSYN CLK 2 5 382 Regulator for RF unit N J IC381 3 3V FLASH LEFT TALK SP qj 2 O O O O O O O O O 5 DOWN 7 4 o o MENU 0 8 5 Oo o o o O O Ed Q O O O O O O O O O O NEXT HOLD RIGHT OFF O O O O O O O O DSP Part control circuit 2
7. E t r 2 3 2 TX Only mode gt RX Only mode method mode 1 Pressi 1 J 123 Test burst mode Transmit periodically TX 22 Transmit continuously TEST Burst Mode 2 RF DSP interface signal lt lt Remove the battery gt gt waveform can be checked POWER OFF Note 1 LCD displays the Channel number exception default CHOO 1ch 2 Refer to Check Table for RF part P 63 46 8 1 7 Mode for Handset LCD Handset POWER OFF m 1 While pressing 1 6 and X keys simultaneously install battery CH 00 Channel mode To use another channel enter two digit numbers default 1ch 4 x 73 47CH Press TALK m m TX power mode Press 1 2 3 High TX power 1 Low TX power 0 D O Tl Tl Talk mode Press t 2 Link mode 27 TX Only mode RX Only mode TX method mode Press 4 2 17 Test burst mode Transmit periodically TX Transmit continuously TEST Burst Mode 2 RF DSP interface signal Remove the battery waveform can be checked POWER OFF Note 1 LCD displays the Channel number exception default CHOO 1ch 2 Refer to Check Table for RF part P 63 47 8 1 8 RX CW Test Mode for Handset LCD H
8. ENS Can 74 02881 E756 3 CHEN Eos 4 EI puse EIS Pan ETT EDT Q H Na K nj hg H H n Q H t p p H H 16 5 3 Charger Unit 16 5 3 1 Cabinet and Electrical Parts Ref Part No Part Name amp Description Remarks No ul ali 200 1 1075172 UNIT ASS Y RTL 3532 5 for TGA351BXS CHARGER UNIT ASS Y RTL KX TG3532BXB for TGA351BXB CABINET BODY for TG3532BXS forKX TGA351BXS CABINET BODY for TG3532BXB forKX TGA351BXB CABINET COVER for TG3532BXS forKX TGA351BXS 200 2 PQKF10734Y3 200 2 PQKF10734Y4 CABINET COVER for KX TG3532BXB forKX TGA351BXB 200 4 PQGT19665Y NAME PLATE for KX TG3532BXS for KX TGA351BXS 200 4 PQGT19719Y NAME PLATE for KX TG3532BXB for KX TGA351BXB 16 5 3 2 Main P C Board Parts Ref No PCB200 PQWPTGA600CH MAIN P C BOARD ASS Y RTL RESISTORS 2 LN 3 7 for KX for KX 200 1 1075121 ERDS2TJ271 ERDS2TJ271 R 270 R a S E m aaasz uro C xs ur C L xs T C T xs Br C mis zx Et k 3 R R 10 12 22 13 812 ERDS2TJ271 270 OTHERS 16 5 4 Accessories and Packing Materials Note 1 You can download and refer to the Op
9. 112802 OPTIC CONDUCTIVE PARTS LED PS HB LENS 115 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B Part Name amp Description CABINET COVER for KX ABS HB TGA351BXS COVER for KX ABS HB CABINET TGA351BXB PQKF1072974 196502 NAME PLATE for KX TGA351BXS PQGT19717Z NAME PLATE for KX TGA351BXB 1060023 LID COVER for 5 51 5 1060024 LID COVER for 5 51 16 5 2 2 Main P C Board Parts Note 1 When you have replaced IC501 IC541 or X501 make the adjustment Refer to Check and Adjust Frequency Handset P 78 and Adjust Battery Low Detector Volt age Handset P 78 2 When replacing IC701 refer to How to Replace the LLP Leadless Leadframe Package IC P 70 3 When replacing the handset LCD See How to Replace the Handset LCD 76 Part Name amp Description ges D _ mz _ 122 Ref Remarks PCB100 IC371 IC381 IC382 IC501 IC521 IC541 361 362 363 431 521 531 543 551 Q Q H 5 Q Q Q Q Q Q proa senccoooeii EEDSSi siacBoooniis ooo EEDSSz siacBoooniis LEDSs3 B3ACB50000115 pron CsT LEDss4 sacaoooniis _ L
10. gt gt Trickle charge 180 250 mA gt 0 mA E Handset controls Charging form pattern charge 60 90 min _ gt 180 250 mA gt repeat 0 mA gt 10 16 min CHG DET CHARGE 1 CHARGE 2 CHG CTL Pin 88 of IC501 monitors the battery voltage and detect BATT LOW at 3 50 V 4 8 4 Ringer and Handset SP Phone RINGER MONITOR SP DSP 24 4 8 5 Sending Signal The voice signal from the microphone is input to DSP 90 91 CN431 is the headset jack When the headphone is connected the Q431 detect it The input from the microphone of the Handset MIM MIP is cut and the microphone signal from the headset is input to DSP 95 Also the power for the microphone is supplied from DSP 92 and the power is turned OFF on standby R417 R434 RA401 90 C415 C416 RA4013 91 433 R433 4 8 6 Reception Signal The voice signal from the Base Unit is output to DSP 98 This signal is led to the headset jack CN431 The signal through the headset jack and the other signal output from DSP 97 drives the speaker When the headset is inserted to the jack the voice signal is cut at the jack so the sound does not come out from the speaker but from the headset only CN431 L434 C435 og DSP 501 SPEAKER J C421 97 25 4 0 Circuit Operation RF Part General Description RF part includes Tra
11. 1 Cancel HS 2 Register HS as handset 1 3 Register HS as a handset 2 4 Copy the phonebook data from HS A to HS B 5 Cancel HS 2 HS A Case 4 A handset has a defect Radio transmission is functioning Service center has a normal BS B and a normal HS B aa E HS A lt 1 Register HS A as a handset no 2 2 Copy the phonebook data from HS A to HS B 3 Cancel HS 2 HS A Note e f the max number of handsets are already registered to the base unit a new handset cannot be registered To register the handset refer to Registering a Handset P 61 To cancel the handset refer to Deregistering a Handset P 61 To copy the handset phonebook refer to Copying Handset Phonebook Items P 37 54 m m 10 Troubleshooting Guide 10 1 Troubleshooting Flowchart FLOW CHART No display Power ON Base Unit Check Power Not playback Playback Pre Message Check Playback Not recording 71 Hecord Check Record Link Not Link No charge Battery Charge Check Battery Charge OK s NG Range Check the RF part voice NU Handset Voice Transmission Check Handset Transmission No voice Handset Voice Reception Check Handset Reception Caller ID error Caller ID function Check Caller ID OK Ww Cross Reference Note Check Power P 56 1 When a user claims that the unit disconnects a call right
12. 22n R175 560 C178 FLASH SI FLASH SO FLASH RE SPN VCCPA NC HSOUT LOUTO FLASH CS D153 NC SYN DATA RX EN TX EN RX GAIN RX DATA NC NC NC NC 501 EROM DATA EROM CLK MSG LED EROM WP UART RX UART TX UCFG2 LJ g lt I 14 JTAG CHARGE CTL T D OUT CHARGE DET NC H114 47k EEPROM a a a my a s 8 E v x Power EN unnm Reset 2 2 92 e e e e N 2 I I I Y lo x 51515 5 5 5 8 8 e 2 EIL D d i 2 1 SW661 2 eto ST 9 11505051 E D RE NT ar guoz2uuz Operational P C board Interface Za Ou Ve xz x lt lt 25 z WBX01 WBX02 NC No Components 2 3 8 14 15 16 330u 6 3 C342 lu C341 RX 120 mVp p 171 22 183 1 2 2k R172_ 100k C184 C331 K0 47 NIO jor oo C185 K0 018 R185 33k C167 R167 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 4 0 V 4 0V CONVERTOR L300 22uH 5 82 8 odg lg REFERENCE 1XX TEL LINE T Ts 88 qs 3XX POWER CHARGE 9 I 4XX RESET MIC SP 5XX DSP RF I F 6XX FLASH KEY LCD 7XX RF 2 4G 8X
13. Q o oO OQ oO P H H H H H H H H H P P aloa gt N Ni N F F P o e N F o o I w N N w s BP N BP 1K 22 100K 100 1K 2 2K 33K 220 220 120 1K 47 47 47 1K 1K 2 2K 2 2K 2 7K 2 7K K R460 R517 R533 R675 R673 R677 R706 R709 R719 R730 R731 R732 R733 R740 R741 R742 R743 R791 4 7K 10K K K K K 0 0 K Fl E Ej Ej Ej Ej Exi Ed Ej Ej Ej Bj Ej Exi El Ed j Ed Ej EJ Ej Ej Ej Ej Ej Ej Eri Ej El Ej Ez El Ej Ed El EJ Ej Ei rd g ALA J W w w W w w w w W j W w w w w W w w J w j w J j j W w w w w w w w w w w w w w w j w jp O w W w w w w w w j g IO O H NI N F O O G G G G G G G G CG G G G G G G G Al Ql a G G G G G G G G G G G G G G G G G G G G Go Ga Gy Gay lt lt di NI NI NINI NI NI NI NINI N NINININI N N NN w w w w w i DOT wi y w w HI w w w w w NI w w w w w w w w w w o g Q e Q Ql Q AQ Al 0 G Al Al Al DW Ql Q I Q Al A AlAs ALA Al ALA A ni ni Ql Q GQ A Al ALA Al Al AIQI Al A A AINI AQ Al Ql A Al Ql F Q Al GQ A Al Q Q A Ala oj g H Ed Bj Ci Ej Ej Ej Ei Exi
14. PUT IT IN THE CENTER Ni e N THE SPACER ALONG BY THIS LINE 10mm Note 1 This cable is fixed by welding Refer to How to Replace the Handset LCD 76 2 Attach the spacer No 121 to the exact location described above 108 16 3 Cabinet and Electrical Parts Charger Unit 200 PCB200 109 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 16 4 Accessories and Packing Materials 16 4 1 KX TG3531BXS BXB Note 1 These pads are pieces of Ref No P3 GIFT BOX 110 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 16 4 2 KX TG3532BXS BXB A103 P102 P101 Note 71 These pads are pieces of Ref No P104 GIFT BOX 111 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 16 4 3 KX TGA351BXS BXB 1 Note 1 This pad is a piece of Ref No P203 GIFT BOX 112 16 5 Replacement Parts List Note 1 RTL Retention Time Limited The marking RTL indicates that the Retention Time is limited for this item After the discontinuation of this assembly in production the item will continue to be available for a specific period of time The retention period of availability depends on the type of assembly and the laws governing parts and product retention At the end of this period the assembly will no longer be available 2 Importan
15. RST 3 X501 13 824MHZ PA_CONT 3 R501 SHCTRL SPPN HEAD DET VCC GND SPN VCC SPP SYN_LE1 IBAT2 SYN_CLK HSM SYN_DATA VCCA RX EN GND TX EN MICBIAS RX GAIN MIM RX DATA MIP NC VREF CHG_DET IBAT1 PDN GND EE WP UART_RX UART_TX SDA SCL CHG_CLT DB7 FB GND KIN_5 VCC 4 RESETB KIN_3 OLD A mi 8 z 00 A A AJA UJ A o o co ge UJ LCD RS RW WR EFD s CL STB E STB D STB B A pt KIN 1 el lt m m i iz x Jj 1 s i IO 9 _ x 1 7 10 t m Q556 N NC g 0552 Terje iOS Po 0 9 R573 573 820K 1 R572 LA C3 L Jax 1 ss coma 15 e RE R541 10k 11 gelo ls Sho S m N LL 208 sne H US 12 2m e ds V v2 2 Y a ms xX x N g T o co wo gt 9 Wo LO O LLI ul LO 3 aja N DOT LCD Is L VE RED KEY BACKLIGHT ANT LED LCD BACKLIGHT dl 13 Talk GREEN Batt RED Amber Amber Amber Parameter saving EEPROM 1 o NO O Qa NC No Components 88 R525 1k EEPROM Writing e g Oa e N nL N N CD C
16. 14 4 1 Component View KX TG3031 32 PQUP11459Z X KX TG3531 3532 CIRCUIT BOARD Base Unit Operation Component View 97 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 14 4 2 Flow Solder Side View 93531 3532 CIRCUIT BOARD Base Unit Operation Flow Solder Side View 98 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 14 5 Circuit Board Handset Main 14 5 1 Component View KX TGA30 R O QUP11462Z demie lt RF 2 5 V 2 i U ELE pins e uu E RST Pa Reset RSSI RS VBAT1 3 5 4 2 V Battery 13 824 PDN Power down KX TGA351 CIRCUIT BOARD Handset Component View 99 14 5 2 Flow Solder Side View KX TGA351 CIRCUIT BOARD Handset Flow Solder Side View 100 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 14 6 Circuit Board Handset RF Part E EE FTT KX TGA351 CIRCUIT BOARD Handset HF Part Component View 101 14 7 Circuit Board Charger Unit 14 7 1 Component View PQJT01 01 PQHGO2 PQJT02 2 ZW PQLV30054 27 12 114644 X CIRCUIT BOARD Charger Unit Component View 14 7 2 Flow Solder Side View PQUP11464Z PQLV30054 CIRCUIT BOARD Charger Unit Flow Solder Side View 102 15 Appendix Infor
17. Exi EJ Ej Fj Exi Ed Ej dj Exi EJ Ed oo Ei j j dj Exi j d Ej uiu w o GY G G G G K A P K K lt lt G G G lt lt RI G K G lt lt G lt K lt K K R K K K lt K K K K lt KI lt N Z e OD ej F e w ejej hej e w e N w e W N N N N e e o N G G G G al My By By G FP N O F G G G G G G G G G w w gt oj P z ol DW Of Of Of BJ WI WI AJ Of YI 4 uj A wl YI BP Ww BP Oo BI BP BP BP eB ojo BP p Pp o o o o sN dD DY BPI BLO S N OW UM olol Of o O j x N F F QO H o w e dD ule N Of Ho Bl Bl Ql O A Ui w w AS F w H H O w N F F Pl O F F F F QO NI w w Ww Ww N w w o 114 Ref No Part No Part Name amp Description Remarks CAPACITORS F1K2J681A006 F1K2J681A006 F1J2A473A024 F1J2A473A024 PQCUV1A684KB ECUV1H102KBV 1 6817 ECUV1H681JCV ECUV1H103KBV ECUV1H103KBV ECUV1H103KBV 0 01 EEEIEA100WR 0 ECUVIH101JCV 100 ECUV1H47
18. INTERCOM C457 C458 R459 R460 501 88 89 18 BASE UNIT RF TX ROUTE ANT BASE UNIT i lt RX ROUTE 1C501 36 98 97 TO HANDSET i C435 L434 HEADSET JACK 5 4 RA403 RA403 HANDSET SPEAKER GREETING MIC C457 C458 R459 R460 501 88 89 13 14 IC601 RECORDING GREETING PLAY 601 1C501 13 14 97 R183 C185 R185 Q161 Q141 D101 L101 L102 TO TEL LINE CN101 TEL LINE ICM RECORDING CN101 TEL LINE L101 L102 D101 Q141 C165 R167 C167 Q171 C178 R178 C501 96 13 14 IC601 ICM PLAY TO SPEAKER 601 501 13 14 2 100 L473 L472 SPEAKER Note _ inside of Handset 30 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B SIGNAL ROUTE IN SIGNAL 1C501 97 R183 C185 R185 Q161 Q141 D101 L101 L102 CN101 TEL LINE TO TEL LINE CALLER ID CN101 TEL LINE L101 L102 C121 122 R121 122 501 93 94 BELL DETECTION CN101 TEL LINE L101 L102 R111 R112 C111 C112 Q111 1C501 58 RF part signal route SIGNAL ROUTE BASE UNIT HANDSET RF TX ROUTE R719 RA701 1C701 27 1 C738 D704 C711 FL701 1709 BASE UNIT HANDSET RF RX ROUTE L709 FL701 711 L703 C718 L711 IC701 4 16 31 5 Location of Controls and Components 5 1 Controls
19. Low 722 6 po On om 725 po Low 24 DO Noma Res _ 25 RF POWER Do On OF 2 SHCRL On of 27 HEADSET DET D1 Headset Non 28 END GND my ve 50 SYNEN Do High Low ST SYN DO High Low 32 SYN DO 33 Ade O 34 TX EN Doj Adw of 35 RXGAN tw 39m hh 37 INC Noma 38 CHARGE D1 Of Chage On Charge 39 CHARGE_CNT D O Trickle Normal 40 DI GM M TN Noma o Nama 33 RC lt Noma 44 porre D4 Hgh Low 45 TCD D5 D Hah Low 46 os Do tow 47 porte or Do Low Bacci 49 ver bi liku wer ems FLASH ST FLASHSCK DO Hg Low 52 a OU 53 Doj Normal 54 NO Norma 55 LED1 On Do portons poof pss roa DOT LCD Read Write RW WR SP DOTICD ERD DO Wot ES DOT LCD On POWER SW 104 PINT Description VOT High low Noma st Noma 62 INC Normal 63 KEYSTROBE E Not Actv 64 IKEYSTROBE _D Not 65 KEYSTROBE t Adwe KEYSTROBE _B Not
20. the battery gt gt e LCD 1 Adjust 2 Initial Initial Memory x Hegistration Clears phonebook caller list Initial Memory Registration 1 Clears Base Registration 1 Adjust 2 Initial 1 Be sure to short the battery terminals of the Handset with a lead wire etc for 2 seconds for discharge after removing the battery 52 9 2 Copying Phonebook ltems when Repairing You can copy the handset phonebook to another compatible Panasonic handset This will help to save the original phonebook data which the customer has registered Refer to the following procedures Phonebook data is stored in a handset 9 Phonebook Note BS Base unit HS Handset Case 1 A base unit has a defect Replacing a base unit PCB etc Service center normal BS B BS A f 1 Register HS A to BS B HS A is normal therefore no need to copy the phonebook data Case 2 A base unit has a defect Replacing both a base unit and a handset Service center has a BS so and a normal HS B E HS A BS A 1 Register HS A to BS B as a handset no 2 2 Copy the phonebook from HS A to HS B 3 Canceling the HS 2 HS A 53 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B Case 3 A handset has a defect Radio transmission is functioning Service center has a normal HS B E HS A
21. wj e O O N N Q F UO aj ual w Ww w o o o o o bd Ul NI N F F ul Q w w w w w A w w Ed did Ei HH Ed OV co OO N N WwW w rd tO g C H o m UJ H o Ed g q H m gt Ul Oj O Uu A Q tg UU lt ol O tg 0 Q Q q E H E H N W tJ tg tg Q O S HE dio ojo 9 e Q Q Q Ei Q d Ei di H g 116 Ref Part No Part Name amp Description Remarks ECUE1H100DCQ ECUE1H100DCQ ECUE0J105KB ECUE1A104KBQ ECUE1A104KBQ 0 PQCUVOJ106KB 10 EEE0GA331WP ECUE1C103KBQ 0 01 PQCUVOJ106KB 10 ECUElA104KBQ 0 1 ECUE1C103KBQ 0 01 ECUElA104KBQ 0 1 ECUElA104KBQ 0 1 ECUElA104KBQ 0 1 ECUElA104KBQ 0 1 ECUElA104KBQ 0 1 ECUElA104KBQ 0 1 ECUElA104KBQ 0 1 ECUE1H1010cQ 100 ECUV1C474KBV 0 47 ECUV1C104KBV 0 1 ECUE1A104KBQ 0 1 ECUElH2RO0CCQ 2 ECUE1H2ROCCQ 2 ECUE1HO10CCQ 1 ECUE1H4ROCCQ ECUE1H100DCQ ECUE1H5ROCC ECUE1H100DCQ ECUE1H471KBQ ECUE1H100DCQ ECUE1H100DCQ ECUE1C103KBQ 0 01 ECUE1H102KBQ 10 001 PQCUV0J475MB 4 7 ECUE1A104KBQ 0 1 ECUE1H222KBQ 0 0022 ECUE1H2ROCCQ 2 ECUE1H100DCQ 10 ECUE1H100DCQ 10 ECUE1H1010cQ 100 ECUEl1H101JCQ 100 ECUE1H102
22. 510645 2413 400537 2414 294385 2415 184277 2416 078125 2416 968018 2417 861865 2418 751758 2419 645605 2420 535498 2421 429346 2422 319238 2423 213086 2424 102979 2424 996826 2425 886719 2426 80566 2427 670459 2428 564307 2429 454199 2430 348047 2431 237939 2432 131787 2433 021680 2433 915527 2434 805420 2435 699268 2436 589160 2437 483008 2438 372900 2439 266748 2440 156641 2441 050488 2441 940381 2442 834229 2443 724121 2444 617969 2445 507861 2446 401709 2447 291602 2448 185449 2449 075342 2449 969189 2450 859082 2451 752930 2452 642822 2453 536670 2454 426563 2455 320410 2400 724512 2401 618359 2402 508252 2403 402100 2404 291992 2405 185840 2406 075732 2406 969580 2407 859473 2408 753320 2409 643213 2410 537061 2411 426953 2412 320801 2413 210693 2414 104541 2414 994434 2415 888281 2416 778174 2417 672021 2418 561914 2419 455762 2420 345654 2421 239502 2422 129395 2423 023242 2423 913135 2424 806982 2425 696875 2426 590723 2427 480615 2428 374463 2429 264355 2430 158203 2431 048096 2431 941943 2432 831836 2433 725684 2434 615576 2435 509424 2436 399316 2437 293164 2438 183057 2439 076904 2439 966797 2440 860645 2441 750537 2442 644385 2443 534277 2444 428125 2445 318018 2446 211865 2447 101758 2447 995605 2448 885498 2449 779346 2450 669238 2451 563086 2452 452979 2453 346826 2454 236719 2455 130566 81 MHz MHz 2457 994043 2457 804199 e 2458867697
23. Active Not Active 767 KEYSTROBE A DO No GND GND GND vc or 71 TEST MODE SELECT TEST DATA IN DATA ATIS OUT 774 KEYNT Ne rerm 75 KEYIN2 Dif No keym 76 REYIN DI No Kern 77 KEYIN Key 78 KEYINS Dif No keym Doo Noma Noma EEPROM CLR DO Huh low 52 DATA DIO Fin Low BEUARTTX High low sa UART RX low 755 EEPROV WP WP W _ GND ND GND ppm M VREF MIP 91 IMIN 92 IDCIN2 93 IGNDA E MIC AT DCIN0 97 LOUTO HSSPOUT VCCPA 100 ISPOUTN 15 3 Explanation of IC Terminals RF Part 15 3 1 701 RXGAIN TX 1 VCC_PLL2A GND TX 2 VCC_PLL2B GND RX 3 RXEN RX 4 TXEN VCC RF 5 VCC PLL1B 6 VCC PLL1A TESTP 7 VCC DIG 8 TESTN TC CTRL GND LAE EIE TIL IL IL TIL GND LL Z L lt GND_PLATE O m fr a T Bottom side 2 gt O as gt CC DIG VCC CC PLL1A VCC CC PLL1B TXEN XEN VCC PLL2B VCC PLL2A RXGAN A RAMP XMOD YN CLK YN DATA YN OUT CC PA D PLATE Description _ TX GND TX GND RX RX VCC_RF IS lt VCC_IF2 TESTP TESTN VC
24. Charge 34 7 Operation Instructions 35 7 1 Programmable Settings 35 7 2 Copying Handset Phonebook Items 37 7 3 Dial Lock 37 7 4 Error Messages 38 7 5 Troubleshooting 39 8 Test Mode 41 8 1 Adjustment and Test Mode Flow Chart 41 9 Service Mode 51 9 1 How to Clear User Setting 51 9 2 Copying Phonebook Items when Repairing o3 10 Troubleshooting Guide 55 10 1 Troubleshooting Flowchart 55 10 2 How to Replace the Flat Package IC 68 10 3 How to Replace the LLP Leadless Leadframe Package IC 70 11 Disassembly and Assembly Instructions 72 11 1 Disassembly Instructions 72 11 2 How Replace the Handset LCD 76 11 3 Antenna soldering work 77 12 Measurements and Adjustments 78 12 1 Things to Do after Replacing IC or X tal 78 12 2 Base Unit Reference Drawing 79 12 3 Handset Reference Drawing 80 12 4 Frequency Table 81 13 Schematic Diagram
25. Handset receives it and reset the link Talk off Voice mute ON 4 2 3 Ringing STANDBY MODE Handset Base Unit GR PAGE REQ Bell start Start IN USE LED or LINE LED Flashing Ringing GR PAGE REQ Hing Signal 1 Bell stop i When the bell signal is non Signal detected the Base Unit GR PAGE REQ sends GR PAGE REQ Bell start Bell start hen receiving the bell data from GR PAGE REQ Bina Signal the Base Unit causes to ring the bell of the Handset Bell stop non Signal ure eseg WwtdSVId 4908 ZESE LESED1 X AHOW3W HSV14 E 10921 B LOVLNOOD cZ H 1153 Vd NIIN ISSH 13S3H dt VOOA THLOHS HOLH3ANOO N3 X1 JA N3 XH JH A VdA dH A 13S3H NIVO 0050 00621 BOE 13S3u ac NMOG H3MOd X19 NAS lt 6 1nO NAS li N3 NAS NI GIO _ gt _ 108 e nag 6 N3 Olav D lt 568 m i c NIOG O 2 Tu Om m O luVd e 2 gt 103130 NI1 i 136 1001 x og yoyr 2 NI OSO e z 7 ed og e 21 D LOENO o its L o x yoyr 131 a md LINY e is EIS E 193130 10313a LInoudlo 9 5 cul 2 3SnNI 3SnNI 3NOL 3dIS 2 1919 22 le LOLNO A ON SA3M i 5 A i x 45 s vl
26. O 27177 eee oe See RE 2 OO gt lt m v LO 9 E CO lt 10 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B RF Part HUN eseg INVHOVIO 420 18 ZESE LESEDL XY NIVO XH 1959 dd H LOHS pouleq poiw ZH c V1VGd XH ZH9Y lt v020 07d VIVGd XL N VNN3LNV Block Diagram Base Un 4 4 11 4 5 Circuit Operation Base Unit General Description DSP Flash Memory is a digital speech signal processing system that implements all the functions of speech compression record and playback and memory management required in a digital telephone answering machine The DSP system is fully controlled by a host processor DSP The host processor provides activation and control of all that func tions as follows 2 TDD amp TDMA with FHSS Digital Speech Processor Caller ID Modem DSP IC501 Digital TAM System Processor LCD Keys LEDs Charge Flash Memory IC601 4 5 1 DSP Digital Speech Signal Processing IC501 Voice Message Recording Play back The DSP system use a proprietary speech compression technique to record and store voice message in Flash Memory An error correction algorithm is used to enable playback of these messages from the Flash Memory DTMF Generator When the DTMF data from the Handset is received the DTMF signal is output Synthes
27. Pin 11 13 824MHz OSC line Does the Base Unit make YES Base Unit is OK link with Handset Check Handset Hegular Unit 1 NO Does the IC501 clock NO Check around X501 and X501 oscillate 501 Test mode YES Is the IC501 Pin 7 Check around IC701 Pin 11 oscillation 13 824MHz OSC line RF part 13 824MHz x 100Hz YES Oscillation RFpart 13 824MHz 100Hz YES Is the IC301 Pin 1 701 Check around VRF VPA Pin 1 voltage RF part 2 5 V line Is the IC381 Pin 1 IC701 NO Check around 2 5 V Pin 1 voltage RF part VPA line 3 3V Check around VRF line YES Check the RF part Is 701 Pin 5 voltage RF part 2 5 V YES Check the RF part Note DSP is 501 1 Refer to Check the RF part P 60 Cross Reference Check the RF part P 60 59 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 10 1 6 Check the RF part 10 1 6 1 Finding out the Defective part 1 Prepare Regular HS 1 and Regular BU 2 2 a Re register regular HS Normal mode to Base Unit to be checked If this operation fails in some ways the Base Unit is defective b Re register Handset to be checked to regular BU Normal mode If this operation fails in some ways the Handset is defective After All the Checkings or Repairing 1 Re register the checked Handset to the checked Base Unit and Regular H
28. and charger with a soft dry cloth Clean if the unit is subject to the exposure of grease dust or high humidity When the battery is empty Charge for 7h is displayed and the charge indicator does not light for about 5 minutes to concentrate on charging 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 6 4 1 Battery Level Battery icon Battery level TT Fully charged m Flashing needs to be recharged Note e When the battery needs to be charged the handset beeps intermittently during use 34 m 7 Operation Instructions 7 1 Programmable Settings You can customize the unit by programming the following features using the handset To access the features there are 2 methods scrolling through the display menus using the direct commands Mainly the direct command method is used in these operating instructions 7 1 1 Programming by Scrolling through the Display Menus 1 MENU 2 Press v or a to select the desired menu Select elf there is a sub menu s press v or a to select the desired item Select 3 Press v or 1 to select the desired setting Save eThis step may vary depending on the feature being programmed 4 OFF m
29. tal 12 1 1 Preparation Equipment Frequency counter Check Point for measurement BCK Checking tolerance 13 824MHz x 100Hz Base Unit 13 824MHz x 100Hz Handset 12 1 2 Check and Adjust Frequency Base Unit 1 Set up Base Unit in TEST mode 2 Press following keys in order to Adjust Crystal mode LOCATOR LOCATOR LOCATOR CHECK v Check BCK frequency 3 If the BCK frequency is out of the checking tolerance x 100Hz adjust to Adjustment tolelance 30Hz by pressing or V key Adjustment Tolerance 13 824MHz x 30Hz 4 Press LOCATOR key to write the new frequency factor in Memory 5 Turn the power off Then this value is available Cross Reference Test Link Mode for Base Unit P 44 12 1 3 Check and Adjust Frequency Handset 1 Set DC power supply to 3 9V 2 Set up Handset in TEST mode Adjustment flow 3 Press 1 key to Adjust Crystal mode Clock Adj is displayed on LCD Check BCK frequency 4 f the frequency is out of the checking tolerance 100Hz adjust to Adjustment tolelance 30Hz by pressing A or v key Adjustment Tolerance 13 824MHz x 30Hz 5 Press TALK key to write the new frequency factor in EEPROM 6 Turn the power off Then this value is available Cross Reference RX CW Test Mode for Handset P 48 12 1 4 Adjust Battery Low Detector Voltage Handset After Handset s DSP 501 or EEPROM 1C541 replacement Re writing Battery Low voltage to EEPROM is re
30. two marked pins Temporary soldering point Check the accuracy of the IC setting with the corresponding soldering foil 2 Apply flux to all pins of the FLAT PACKAGE IC Soldering Iron Specified Solder 10 2 4 How to Remove a Solder Bridge 1 Lightly resolder the bridged portion 2 Remove the remaining solder along the pins using a soldering iron as shown in the figure below Bridge Soldering Iron 69 10 3 How to Replace the Leadless Leadframe Package IC 10 3 1 Preparation PbF Pb free Solder Soldering Iron Tip Temperature of 700 F 20 F 370 C 10 Note We recommend a 30 to 40 Watt soldering iron An expert may be able to use a 60 to 80 Watt iron where someone with less experience could overheat and damage the PCB foil Hot Air Desoldering Tool Temperature 608 F 68 F 320 C 20 C 10 3 2 Caution To replace the IC efficiently choose the right sized nozzle of the hot air desoldering tool that matches the IC package Be careful about the temperature of the hot air desoldering tool not to damage the PCB and or IC 10 3 3 How to Remove the IC 1 Heat the IC with a hot air desoldering tool through the P C board d SI P C board uA Hot air desoldering tool 2 Pick up the IC with tweezers etc when the solder is melted completely Note Be careful not to touch the peripheral parts with tweezers etc They are unstable
31. 1B 14 Printed Circuit Board 14 1 Circuit Board Base Unit Main 14 1 1 Component View V RF 371 19 R372 KT DC QV RF V 2 5 V D Digital Vcc BCLK 3 3 V 13 824 MHz i RSSI Bm N spP2 O spre s E wc P A A O ANs e YS Ba D Mae 66 4 vs Lep keys G Leo 2 kevin kevn se 8 Reset Doci fo 225 9 INT1 GER Analog Vcc 3 3 V tac 10 10 LO WH f MIC MIC PQUP11457Z2X KX TG3031 32 33 34 O KX TG3531 3532 CIRCUIT BOARD Base Unit_Main Component View 93 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 14 1 2 Flow Solder Side View KX TG3531 3532 CIRCUIT BOARD Base Unit Main Flow Solder Side View 94 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 14 2 Circuit Board Base Unit RF Part KX TG3531 8532 CIRCUIT BOARD Base Unit RF Part Component View 95 14 3 Circuit Board Base Unit_Antenna 2 lt Q e N 114667 KX TG3021 22 31 32 KX TG3531 3532 CIRCUIT BOARD Base Unit Antenna 96 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 14 4 Circuit Board Base Unit Operation
32. 2 DE Oscilloscope IC501 MIC MIC P n77 KX TG3021 22 31 32 Note 1 is referred to No 3 of Check Table for RF part P 63 79 12 3 Handset Reference Drawing When connecting the Simulator Equipment for checking please refer to below N L x MIC load amp o O 3 gt gt gt counter 1 gt S oO O LL 3 50 V 3 90 V gt 5 O Oscilloscope Qe oo VBAT DC volt meter PP RST Reset lt s B MAIN SP Oscilloscope gt LL lt Oo N o 2 o O 9 5 gt O lt SP PHONE O Ja ONSE TTE 2 79 Sa ea e Oscilloscope e XZc9vILdnoO O UX0 VO9 L201 Spectrum analyzer Note 1 is referred to No 3 of Check Table for RF part P 63 80 MONITOR SP KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B Channel TX RX Frequency TEST MODE Frequency MHz MHz 64 2457 1 04150 2456 914307 12 4 Frequency Table Channel TX RX Frequency TEST MODE Frequency 62 63 2456 210303 2456 020459 2400 914355 2401 808203 2402 698096 2403 591943 2404 481836 2405 375684 2406 265576 2407 159424 2408 049316 2408 943164 2409 833057 2410 726904 2411 616797 2412
33. 2KBV 0 0047 ECUE1H100DCQ ECUV1C473KBV EEE1CA100SR ECUV1A224KBV ECUE1H272KBQ 680P 0 047 0 047 0 68 0 001 680P 680P 0 01 0 01 C132 C152 C161 C164 165 166 167 172 176 177 178 185 C300 C304 C305 C306 C308 C331 C341 C342 C347 C352 C380 C381 C422 C457 C458 C459 C501 C503 C504 C508 C509 C513 C514 C515 C516 C517 C518 C521 C531 C601 C660 C687 C688 C689 C704 C706 C710 C711 C717 C718 0 047 0 0 22 0 0027 H ojo P F P rg td o rd rd tg tg H N H A 0 e ECUE1H100DCQ ECUE1C223KBQ ECUE1C183KBQ PSEA1VXF470 ECUV1A105KBV ECUV1H103KBV ECEA1EU101 ECUVLE104KBV ECUV1C474KBV ECEA0JSJ331 ECUV1A105KBV ECUE1A104KBQ ECUV1C104KBV ECA1CM101 ECUV1A105KBV ECUE1A104KBQ ECUE1C123KBQ ECUE1C123KBQ ECUE1C103KBQ ECUV1C104KBV ECUV1C104KBV ECUV1C104KBV ECUE1H6ROCCQ ECUE1H6ROCCQ ECUV1C104KBV 0 1 PQCUVOJ106KB 10 ECUV1A105KBV 1 PQCUVOJ106KB 10 ECUV1C104KBV 0 1 10P 0 022 0 018 47 1 0 01 100 0 1 0 47 330 1 0 1 0 1 100P 1 0 1 0 012 0 012 0 01 0 1 0 1 0 1 rd iO g C H o m UJ H o rd iO Q C o 0 1 0 1 0 1 0 1 330P ECUE1A104KBQ ECUV1C104KBV ECUE1A104KBQ ECUV1C104KBV ECUE1H331KBQ ECUE1H331KBQ 330 ECUE1H331KBQ 330 ECUE1H2ROCCQ 2 ECUE1H2ROCCQ 2 ECUE1HO10CCQ ECUE1H4ROCCQ ECUE1H100DCQ ECUE1H5ROCC ECUE1H100
34. 32 Frame error 3 Select sensitivity RSSI xx RxGain 1 High 2 Low Press 4 12 ori 2 3 12 RX Gain High SS RX Gain Low RSSI xx Press i X J RxGain 1 High 2 Low RSSI check mode RSSI value of handset can be confirmed lt lt Remove the battery POWER OFF Note 1 LCD displays the Channel number exception default CHOO 1ch 2 If can not proceed to the next step refer to Registering a Handset P 61 3 for factory use only 4 Refer to Check Table for RF part P 63 49 8 1 10 Adjustment Mode for Handset LCD Handset POWER OFF pou en E T E While pressing 3 7 and keys S simultaneously install the battery ds a IIIaI r Amma rs 1 anus Clock Adj 37 2 ort ME Somes oco 74 OFF 13 824 MHz yes FLILLLLES e m m Adjust Low Power supply voltage 3 51 Bat Adj Thresh 1 Current AO Adjust Power supply STATIC NO TALI voltaqe 3 51 V then ior press TALK key twice 1 Bat Adj Thresh A0 Current 0 Charge Adj Threghl1 B7B7 Current 19139 Power supply voltage 3 51 Adjust Power supply voltage 3 51 V then ze AME press TALK key twice 1 Charge Adj Threshl BSB9 Current BSB9 Cha
35. 5 1 1 Base Unit GREETING REC Recording O GREETING CHECK Speaker ERASE ANSWER ON ANSWER ON indicator Q MESSAGE MESSAGE indicator gt gt SKIP IN USE indicator LOCATOR INTERCOM VOLUME v A MIC Microphone 144 REPEAT STOP D Charge contacts 32 5 1 2 Handset Q Speake r Q Soft keys Headse t jack TALK Navigator key 4 Y 4 O lt SP PHONE TONE FLASH CALL WAIT Microphone Charge contacts Lanyard strap eyelet p Charge indicator Ringer indicator Message indicator Receiver Display MENU OFF PAUSE REDIAL HOLD INTERCOM 5 2 5 2 1 Displays Handset Display Items VE Voice enhancer is on Example 1 The handset s extension number example shown here handset1 6 Installation Instructions 6 1 6 1 1 Setting Up the Base Unit Connecting the AC Adaptor and Telephone Line Cord Connect the telephone line cord until it clicks into the base unit and telephone line jack Connect the AC adaptor cord by pressing the plug firmly e Use only the included Panasonic AC adaptor POLV203BXZ Note e The AC adaptor must remain connected at all times It is normal for the adaptor to feel warm during use e The AC adaptor should be connected to a vertically oriente
36. Bj pj Ej Ej El Exi BJ Exi EJ Ei EJ J EJ Pj Pj j PJ Ej o o 9 o U U U J J J J W J J J D W J W F P J J J J J J W J W W W W W D W D W W W W W H d H c did Ga G WY J G G G G Gay G G G G G G dij mdi ud O H NI NI NI NI NI NI NI NI NI NI NI NI Wl NI NI NI NINI NI NI NINI NI NI NINI w NI NI N G P H P Q AIQI Q GQ GQ Q Q W o a GQ AIAI Q 23 2 GQ AIQI 3 GQ GQ AIQI AIQI GQ 2 0 0 2 0 2 Q a e w D gt P P P AJ N 6 A Ez Ei El Ej Exi Ei Ej Exi Ed Ej Exi Exi Exi Ej Exi Exi EJ Exi Ed a EJ El El H H H H H H o H H H H H Ga GY o G G G CG G G G G G G G G G G G G G CG G lt G G G CO OO OO N e N e J P F O F B eale N ej e w Ni F G G oy oO o o o ds DB Aj e o o o o DW o O o O p RP N N YI Ol CO Niol N SN o F N O Ol o N F w NIAJN pl D D D D D pl gt p N N oO ojl OS Ww oO CO BF F P FF N Q P W N F
37. CIF XOUT XN VCC BIAS DU lt 021021020 lt Z m z OQ O O IN IIS IIS D PDO TRO IN IN OO O O OI F O N OO CO JJ lt G Z Pin ER Ea ES rie E ES EM 12 13 105 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 15 4 Terminal Guide of the ICs Transistors and Diodes 15 4 1 Base Unit 9 4 CODBFGD00017 PQWIG3531BXH C B E B1CHND000004 2SC6054JSL Cathode LNJ308G8JRA PQVDBR1111C 15 4 2 Handset COCBAAC00083 Reverse View Cathode IN Anode B3ACBO0001 15 4 1 2 CODBAGZ00023 2 000069 ES C Anode B COCBAADOO018 MAZ805100L PQVDMD5S 1 00002285 B1ADGP000008 2SD0874AS B1BBAP000021 MA111 MA8220 B0JCME000035 BUDCCD000011 MA1Z300 COCBABD00019 COCBABDOO011 COEBF0000179 C1CB00002285 Cathode 111 MA2ZD0200L BODCCD000011 UNR911LJOL B1ADGEO000004 2SC6054JSL XP0111L00L UNR921LJOL UNR921EJOL UNR9215J0L eo Cathode B3ACB0000134 106 16 Exploded View and Replacement Parts List 16 1 Cabinet and Electrical Parts Base Unit A 22 6 x 8mm 107 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 16 2 Cabinet and Electrical Parts Handset SPACER No 121 BATTERY COVER Z
38. Check Playback P 58 after the greeting message and no incoming messages can Check Record P 57 be recorded this symptom can not be reappeared with TEL Check Battery Charge P 58 simulator in the service center In this case try Check Check Link P 59 Record P 57 item C D Check the RF part P 60 Check Handset Transmission P 67 Check Handset Reception P 67 Check Caller ID P 67 55 10 1 1 Check Power BASE UNIT Is the AC adaptor inserted into AC outlet 1 The output of AC adaptor is 9 V Check AC Adaptor YES NO Check VCC 3 3V D of DSP 2 Check Power Supply Circuit YES I NO RST Reset High Check Reset Circuit YES NO Check Xtal CLK 13 824MHz Check X501 YES Check DSP Cross Reference Note Power Supply Circuit P 13 DSP is IC501 Reset Circuit P 15 1 Refer to Specifications P 5 for part number and sup ply voltage of AC adaptor 2 Refer to Circuit Board Base Unit_Main P 93 10 1 2 Check Record BASE UNIT A Not record Greeting Message NO Check signal at MIP when Mic input signal Check Greeting Recording in SIGNAL ROUTE Check Mic input Pin 88 89 of DSP YES Check DSP and Flash Memory B Not record Incoming Message NO Check Bell signal Check Telephone Line Interface OK Bell NO Does the unit catch line Check Telephone Line Interface YES OFF HOOK 3 NO Check Line In Pin 96 of DS
39. D 13 JE 14 15 16 17 R376 1 5M KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B TEST SIGNAL FREQUENCY 1kHz SP phone TX Rear speaker 43 dBm 600 Q IN C427 D10P 30 mVp p Voice circuit L427 NC 4 SP ph RX atthe 2 Mute NS 1 8 Vp p 8 Vol Max Headset TX 37 dBm 600 Q IN 50 mVp p R431 10k Headset detection Oo 21909 s Se g HEADSET JACK Headset jack Headset RX 170 mVp p 150 Q Vol Max SPP Y Handset receiver RA403 m 4 68 C508 6 3V 10uF RX N ux wv SPM Mute hs nn UE 590 150 Vol R433 1k 417 390 C416 5600P DN Tos NC x 3 e 9 6800 m Fr Microphone T AV as 4 AK ses x Handset TX R505 33 dBm 600 Q IN R506 NC R507 NC P 88 mVp p INI i a Reset circuit ao IC521 R522 522 2 S VSS DSP regulator 2 g 2Ivop 3 9 371 3 6 4 2 V D 3 0 V 3 0V REG a 3 2V_Reset LO O Charging control circuit R366 3 3k 1351 pact pe a C351 NC C354 NC C353 NC CHG2 re o L352 NC 1 4 C352 N NC D531 Charging detection circuit NC No Components KX TGA351 SCHEMATIC DIAGRAM Hand
40. DCQ ECUE1H471KBQ ECUE1H100DCQ ECUE1H100DCQ ECUE1C103KBQ ECUE1H102KBQ lo PQCUV0J475MB 4 7 ECUE1A104KBQ ECUE1H222KBQ 10 0 01 Part Name amp Description No 1 eomma oooO 797 os eres os x Comma _ 16 5 1 3 Operational P C Board Parts Ref Part No Part Name amp Description Remarks No PCB2 PQWP2TG3031H OPERATIONAL P C BOARD ASS Y RTL ume _ _ T LEpso2 s ED 16 5 2 Handset 16 5 2 1 Cabinet and Electrical Parts Part Name amp Description PQGP1032023 PANEL LCD forKX TGA351BXS 1032072 PANEL LCD forKX TGA351BXB 1074772 CABINET BODY for TGA351BXS 1074771 101 a CABINET TGA351BXB Zos 106582 RECEIVER NET _ zoa L6AD02A00923 RECEIVER 106 107620 SPACER CUSHIONICD TGA351BXS 109 210 112 13 24 115 101 102 102 103 104 105 106 107 z 108 c SWITCH for 108 KEYBOARD 109 110 111 112 113 114 115 16 Remarks KX BODY for KX rl re LEN bo oo KX SWITCH for KX PQSX10338P TGA351BXB 102474 CHARGE TERMINAL jj 102467 CHARGE TERMINAL GD 107292 RUBBER PARTS SPEAKER CUSHION LOMAG2A00072 PoHsi06222 ssAcER SPEAKER ET 116 poxwioa7ava eovar ERREEGNE CAP _
41. E b kak pce ee DTMF O 1Vrms 7OVrms 19 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 4 6 Block Diagram Handset 1 541 501 EEPROM 13 824MHz WV Q531 lt CHARGE lt T j 986 5 Q362 Q363 O TX DATA RF part DN 1 CONTROL RADIOEN Z CON EN ENT AX 2361 OEBE O sali gt CHARGE SYN CLK cK 2 d IC521 Se RX_EN s o Fi 2 RSSI V_PA a BATI FRY LOUTO SP LED551 554 S HEADSET DET ANT LED1 BL LED SPOUTP SPOUTN CI Q555 KEYSTOROBE A F KEYIN 1 5 Monitor SP LED561 V LED555 556 LCD KEYS C381 3 3V REGULATOR 25V REGULATOR KX TGA351 BLOCK DIAGRAM Handset 20 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 1espueH INVHOVIG 90 18 LS V9 L204 NIVO XH 1959 dd H LOHS pouleqpoiw ZHP c VIVG XH r0 q 80Lq VIVO XL VNN3LNV eoepelu Block Diagram Handset RF Part 4 7 21 4 8 Circuit Operation Handset 4 8 41 Construction The circuit mainly consists of DSP and RF part as shown in the block diagram 4 8 1 1 1 501 Function Battery Low Power down detect circuit Ringer Generation Interface circuit RF part Speaker Mic LED Key scan LCD Headset Initial waves BATTE
42. ED561 B3ACB0000134 LED bri ci Uri oie cz 5790 oom PARTS sa424740002 caeacIORa _ 1702 1703 L704 L705 Ep E gt o w H KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B Ref Part Name amp Description Remarks No CA574 F5A841040004 CAPACITOR ARRAY 401 01 410220001 RESISTOR ARRAY 402 D1H422220001 RESISTOR ARRAY 403 D1H468020001 RESISTOR ARRAY 501 551 701 RESISTOR ARRAY COMPONENTSPARTS RESISTOR ARRAY VARISTORS D413 D423 D424 D426 D427 VARISTOR RESISTORS 47K lt lt lt lt lt D P P P P J W D D H H H H H ml t Tl t m H OOIOIOIOIO d D R361 R362 R363 R366 R370 R376 R377 R378 R379 R417 R431 R433 R434 R503 R508 47K 3 3K 1 2 1 5 2 2 1 5 2 2 390 10 1K 2 2K 10K 10 100K 22K 220K 1K 22K 100K 10K 10K 1K 270K 100 120 120 430K 820K 10K 330 1K 1K 1K 1K 330 4 7 10 10 R522 R523 R525 R526 R528 R534 R541 R542 R543 R561 R562 R563 R572 R573 R706 R709 R719 R730 R731 R732 R733 R740 R741 R742 R743 R791 H K CAPACITORS 0 1 0 1 0 1 C371 C377 C379 C381 C386 C414 C415 C416 C417 C421 C427 C433 C435 C437 C438 Q Q Q e Q Q Q Q 0 0068 0 0068 t El Fd Pd Ed E Ej Exi EJ EJ El El BJ El Ej
43. G IRON K I N KXTG3531BXS KXTG3531BXB KXTG3532BXS KXTG3532BXB KXTGA351BXS KXTGA351BXB
44. HS 10 1 6 4 TEST RANGE Check Circuit block which range is defective can be found by the following check BU Base Unit Check HS HandSet Check Range Confirmation TX TEST 1 Register Regular HS to BU to be checked 1 Register HS to be checked to Regular BU TX Power check 2 Set BU to Test Link mode 2 Set Regular BU to Test Link mode 3 Set Regular HS to Test Link mode 3 Set HS to Test Link mode HS BU Mode Test Link Mode 1 Set TX Power and RX Sensitivity of the BU and the Set TX Power and RX Sensitivity of the HS and the Regular HS by 1 Regular BU by CHART1 At distance of about 20m between HS and BU At distance of about 20m between HS and BU Link OK TX Power of the BU is OK Link OK TX Power of the HS is OK No Link TX Power of the BU is NG No Link TX Power of the HS is NG Range Confirmation RX TEST 1 Register Regular HS to BU to be checked 1 Register HS to be checked to Regular BU RX sensitivity check 2 Set BU to Test Link mode 2 Set Regular BU to Test Link mode 3 Set Regular HS to Test Link mode 3 Set HS to Test Link mode HS BU Mode Test Link Mode 1 Set TX Power and RX Sensitivity of the BU and Regular Set TX Power and RX Sensitivity of Checking HS and HS by 1 Regular BU by CHART1 At distance of about 20m between HS and BU At distance of about 20m between HS and BU Link OK RX Sensitivity of the BU is OK Link
45. HY o RESET EUN 20 ms 501 52pin DSP Chip initialize 1 Note 1 The initializing time of the DSP chip is 20ms under normal conditions 4 8 1 2 RF part Mainly voice signal is modulated to RF or it goes the other way 4 8 1 3 541 All setting data is stored ex ID code user setting Phonebook Caller ID data 22 4 8 2 Power Supply Circuit Voltage is supplied separately to each block Block Diagram Handset Power BATTERY BATT Key backlight LEDs 3 6 V BATT LCD backlight LEDs REG 43 0 V C371 Q361 CHARGE2 3 0 VA DSP EMI CHARGE1 EEPROM IC541 RA402 Mic circuit REG 42 5 V V RF IC382 RF part REG 43 3 V C381 23 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 4 8 3 Charge Circuit When the Handset is put on the cradle of the Base unit or the charger the power is supplied from CHARGE and CHARGE ter minals to charge the battery via D361 and R366 or Q361 The voltage between CHARGE and CHARGE flows R531 Q531 pin38 of IC501 where the charge is detected Then 501 calculates the battery consumption amount from the previous charge and it controls Q361 Q362 Q363 by pin80 of IC501 until charging is complete When charging is complete the control pattern is switched to Trickle charging form from Operational charging form Charging form Main charge lt maximum 7 hours
46. KBQ 10 001 ECUE1H221JCQ 220 ECUElA104KBQ 0 1 ECUE1H102KBQ 0 001 ECUE1H102KBQ 0 001 ECUE1C103KBQ 0 01 ECUE1H102KBQ 10 001 ECUE1H1010cQ 100 ECUE1H102KBQ 10 001 ECUE1H8ROCC ECUE1H121JCQ ECUE1A104KBQ ECUE1A104KBQ ECJOEC1HORS5C 5 10 of F Oj O W e 515 521 522 524 525 526 C531 C540 C541 C542 C572 C573 C596 C704 C706 C710 C711 C717 C718 C722 C737 C738 C739 C740 C741 C742 C744 C746 C752 C756 C760 C762 C763 C764 C765 C776 C777 C779 C780 C783 C784 C790 C791 C792 C793 C796 C797 C798 10 10P 10P 470P 10P 10P 10 120P 0 1 0 1 OTHERS MIC100 E101 102 LOCBAY000018 L5DCBYY00003 113277 112857 112847 5106837 104947 104937 K2HD103D0001 JACK J0E2457B0008 LIQUID CRYSTAL DISPLAY 3 COVER LCD COVER SHEET TRANSPARENT PLATE LCD PLATE ABS HB Q m d H W H Q o Q m E H p tg Ei p d H lt Ei Q 2 H H H H Q oO njn H x H H oj g Q d 216 H0J138500003 No Eus CNET s 1 952 7 Gra CO e pum s 27 ET pua E740 3 EIER pu c s n s p m
47. LV208BXZ 220 240 V AC 50 60 Hz Receiving Transmitting Frequency 90 channels within 2 4 GHz 2 48 GHz 90 channels within 2 4 GHz 2 48 GHz Receiving Method Super Heterodyne Super Heterodyne Oscillation Method PLL synthesizer PLL synthesizer Detecting Method Quadrature Discriminator Quadrature Discriminator Tolerance of OSC Frequency 13 824 MHz 100 Hz 13 824 MHz 100 Hz Modulation Method Frequency Modulation Frequency Modulation Spread spectrum Method Frequency Hopping Spread spectrum Frequency Hopping Spread spectrum ID Code 19 bit 22 bit Security Codes 1 000 000 Ringer Equivalence No REN 0 1 Dialing Mode Tone DTMF Pulse Hedial Up to 48 digits Power Consumption Standby Approx 2 1 W 11 days at Standby Standby Approx 1 4 W Maximum Approx 5 2 W 5 hours at Talk Maximum Approx 4 0 W Power Output 125 mW max 125 mW max Operating Environment 5 C 40 C 5 C 40 C 5C 40 C Dimensions H x W x D Approx 95 mm x 116 mm x 143 mm Approx 156 mm x 48 mm x 33 mm 68 mm x 82 mm x 87 mm Mass Weight Approx 250 g Approx 150 g Approx 80 g Optional Headset KX TCA89BX e Design and specifications are subject to change without notice m m 4 Technical Descriptions 4 1 FHSS Description 4 1 1 Frequency The frequency range of 2 4 GHz 2 48 GHz is used Transmitting and receiving channel between Base Unit and Handset is same frequency Refer to Frequency Table 81 4 1 2 FHSS F
48. Middle Low OW as j ig E UARTRX Hh Low 81 UART TX 8 msc teo pr OW On GND VCC 33 RXGAIN 34 IRXI 35 NC 93 CID IN 94 CID IN MI 7 Note mark in the column means the port is controlled by the firmware wee we pmo Bo 48 INTO NC 80 RC SLKEVSTBE DOT seseo bo 753 KEY STB C DO Ade Wa 54 KEY B DO Active Nod 55 KEYSTE A DO Adwe 5 527 DOT Wc 56 or or ON Y On Hook 103 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 15 2 CPU Data Handset 15 2 1 1C501 sm 40 3 BCLK AO f RSSI 5 XN FAT XOUT 77 von epeen vec VC GND GND 10 GND GND GND l 12 GND AO 13 RESET Noma Rese Ta FASE RESET DOT Noma 15 FH 50 DOT Nema 16 sp Hg lw 117 FLAS CS Do Noma 18 BL LED vo or om OUT DI Hg Low 20 TX DO Hg Low MODEN po
49. ORDER NO KM40611246CE Service Manual Telephone Equipment KX TG3531BXS KX TG3531BXB KX TG3532BXS KX TG3532BXB KX TGA351BXS KX TGA351BXB 2 4 GHz Expandable Digital Cordless Caller ID Compatible dir Answering System 7 Silver Version Black Version for Asia Middle Near East and Other areas Charger Unit Model shown is KX TG3532 Configuration for each moder KX TG3531 1 TG3531 1 TGA351 KX be 1 VIT 2 TGA351 1 TGA351 KX TGA351 is En an optional accessory which contains a handset and a charger 2007 Panasonic Communications Co Ltd All ER E anasonic rights reserved Unauthorized copying and distribu tion is a violation of law KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B N WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public It 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 part
50. P Check ICM Recording in SIGNAL ROUTE OK Check Auto Disconnect Circuit OK Check Parallel Connection Detection Circuit OK Check DSP and Flash Memory C How to change the Auto Disconnect activation time Some Telephone Company lines fiber or cable ON Hook and OFF Hook voltages are lower than conventional lines which may cause a malfunction of Auto Disconnect detection To solve this problem try changing the Auto Disconnect activation through the procedures below Auto Disconnect detect CPC detect PROCEDURE at Stand by mode Enable 1 SIOP GREETING CHECK INTERCOM simultaneously Enable 1 default CHECK VOL A simultaneously Disable 2 tt 1 Both Auto Disconnect and CPC don t detect for the first 2 seconds 2 If the Disable is selected even if the parallel connected telephone is OFF the line isn t disconnected D How to change the VOX level It makes easier to detect a small voice caller by raising the sensitivity of VOX level Therefore the recording of TAM is not turned off during a detection VOX Level sensitivity PROCEDURE Normal default STOP LOCATOR VOL A simultaneously 6 dB Up Cross Reference Note Signal Route P 30 Flash Memory is IC601 Telephone Line Interface P 16 DSP is IC501 Auto Disconnect Circuit P 17 Parallel Connection Detect Circuit P 18 57 10 1 3 Chec
51. RTS LED ciuis ER eda LENS IN USE BUTTON MESSAGE for TG3531BXS for KX TG3532BXS BUTTON MESSAGE for TG3531BXB for KX TG3532BXB KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 113 Part Name amp Description Ref Part No No KEYBOARD SWITCH for TG3531BXS for KX TG3532BXS KEYBOARD SWITCH for TG3531BXB for KX TG3532BXB PQSX10340X PQSX10340W LN 35 RUBBER PARTS SPEAKER GUIDE SP HOLDER GUIDE JACK HOLDER RUBBER PARTS MIC CABINET COVER for TG3531BXS for KX TG3532BXS COVER for TG3531BXB for KX TG3532BXB RUBBER PARTS FOOT CUSHION NAME PLATE for KX TG3531BXS for KX TG3532BXB NAME PLATE for KX TG3531BXB for KX TG3532BXB PQKF10731Y3 10731 4 100232 196472 197182 16 5 1 2 Main Board Parts Note 1 When you have replaced IC501 IC601 or X501 make the adjustment Refer to Check and Adjust Frequency Base Unit P 78 2 When replacing IC701 refer to How to Replace the LLP Leadless Leadframe Package IC P 70 PQWP13531BXH Ref No PCB1 Part Name amp Description Remarks 5 ct MAIN P C BOARD ASS Y ANTENNA P C B RTL without ANTENNA P C B RTL ICs rd UJ H H rd IO gt rd O O Ul O tg Hi 5 rd UJ p p IC300 IC301 IC331 IC501 IC601 IC701 CODBAG
52. RX Sensitivity of the HS is OK No Link RX Sensitivity of the BU is NG No Link RX Sensitivity of the HS is NG CHART Setting of TX Power and RX Sensitivity in Range Confirmation TX TEST RX TEST BU to be checked Regular HS BU Base Unit RX Sensitivity Check High HS to be checked Regular BU HS Handset TX Power Check HS Handset RX Sensitivity Check Note 1 Test Mode P 41 64 10 1 6 5 RF DSP Interface Signal Wave Form Test Burst Mode Ti e m O X m LL IC501 BU IC501 HS Length variable 65 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B Test Burst Mode TX amp RX TX EN Periodic TX DATA Random LL 2 RX Low 7 L TX_EN Periodic x m gt zi RX_EN Periodic Y O RX EN _ T G Periodic SHCTL Periodic x m RSSI Periodic amp TX EN 66 10 1 7 Check Handset Transmission Check MIC of Handset Check Handset Tx in SIGNAL ROUTE Cross Reference Signal Route P 30 10 1 8 Check Handset Reception Check Speaker of Handset Check Handset Rx in SIGNAL ROUTE Cross Reference Signal Route P 30 Note When checking the RF part Refer to Check the RF part P 60 10 1 9 Check Caller ID BASE UNIT Did bell ring Check bell signal detection in Message indicator Telephone Line blinks Interface Check C
53. S to Regular BU Hegistration of Regular HS to Base Unit Base Unit is defective Hegistration of Handset to Regular BU other checkings Hegistration of Regular HS to Regular BU Hegistration of Handset to Base Unit checked ones Note 1 HS Handset 2 BU Base Unit 60 Handset is defective 10 1 6 1 1 Registering a Handset The included handset and base unit are preregistered If for some reason the handset is not registered to the base unit register the handset 1 Handset MENU 0 0 1 2 Base unit Press and hold LOCATOR INTERCOM until the IN USE indicator flashes e After the IN USE indicator starts flashing the rest of the procedure must be completed within 1 minute 3 Handset Press OK then wait until a beep sounds 4 OFF Registering an additional handset Start from step 2 10 1 6 1 2 Deregistering a Handset 1 MENU 0 0 2 2 3 3 5 OK 3 Select the handset you want to cancel by pressing the desired handset number 1 4 10 1 6 1 3 Deregistering all handsets by the base unit Base unit 1 Connect the AC adaptor cord while pressing LOCATOR INTERCOM then IN USE indicator flashes 2 Press and hold LOCATOR INTERCOM again till IN USE indicator stops flashing Important When deregistering all handsets by the base unit the registration information of all handsets in the base unit is erased However the registration in
54. Tweezers etc P C board When it is hard to melt the solder completely heat it with a hot air desoldering tool through the IC besides through the P C board Hot air desoldering tools 9 board Ps 3 After removing the IC clean the P C board of residual solder 70 10 3 4 How to Install the IC 1 Place the solder a little on the land where the radiation GND pad on IC bottom is to be attached Soldering iron 2 Place the solder a little on the land where pins are to be attached then place the Note When placing the IC the positioning should be done very carefully C w 44 Soldering iron P C board 3 Heat the IC with a hot air desoldering tool through the P C board until the solder on IC bottom is melted Note Be sure to place it precisely controlling the air volume of the hot air desoldering tool Sx 2 Hot air desoldering tool 4 After soldering confirm there are no short and open circuits with visual inspection 10 3 5 How to Remove a Solder Bridge When solder bridge is found after soldering the bottom of the remove it with a soldering iron Z Soldering iron Bridge 11 Disassembly and Assembly Instructions 11 1 Disassembly Instructions 11 1 1 Base Unit 1 Remove the 3 screws to remove the cabinet cover Cabinet cover 2 screws 2 Remove the 2 screws to remove 2 th
55. X CN101 TEL LINE L101 L102 0101 Q141 C165 R167 C167 Q171 C178 R178 C501 96 18 BASE UNIT RF TX ROUTE ANT HANDSET RF ROUTE 501 36 98 97 C435 1434 HEADSET JACK 5 4 RA403 RA403 HANDSET SPEAKER HEADSET TX HEADSET JACK 2 L432 C433 R433 IC501 95 20 HANDSET RF TX ROUTE ANT BASE UNIT RF RX ROUTE IC501 34 97 R183 C185 R185 Q161 0141 D101 L101 L102 CN101 TEL LINE HEADSET RX CN101 TEL LINE L101 L102 D101 Q141 C165 R167 C167 Q171 C178 R178 501 96 18 BASE UNIT RF TX ROUTE ANT HANDSET RF ROUTE 501 36 98 C435 L434 HEADSET JACK 5 BASE UNIT RF ROUTE 501 34 2 100 L473 L472 SPEAKER HANDSET HANDSET MIC C414 C415 RA401 1 501 91 90 20 SP Phone TX HANDSET RF TX ROUTE ANT ANT BASE UNIT RF RX ROUTE IC501 34 97 R183 C185 R185 Q161 Q141 D101 L101 L102 CN101 TEL LINE HANDSET 7 CN101 TEL LINE L101 L102 D101 Q141 C165 167 C167 0171 C178 R178 SP Phone RX IC501 96 18 BASE UNIT RF TX ROUTE ANT i ANT HANDSET RF RX ROUTE 501 36 2 100 MONITOR SP INTERCOM HANDSET C414 C415 RA401 1 501 91 90 20 HANDSETTO lt RF TX ROUTE ANT BASE UNIT
56. X RF 5 8G CHARGE PAD DCDC 1 CHARGE DCP DCP2 Q Q 1 wm um um um EM M GU CN301 V DCM DCM2 RF GND DIGITAL GND Sho R342 x lt ell osa U NC X CD oc TX V V NV Power failure detection 800 mVp p Qus x o gt 0141 z wo e x 8 el 8 i amp C141 NC z 141 100k Ol o 5 gt 101 e S 680p 3216 1101 SA iin x Q D101 L102 e JACK C102 680 3216 R152 3 9M R132 NC P101 22 RISE TX C115 R121 390k 121 K680P 50V NC LJ lr pook Test Signal C122 K680P 50V Frequency 1 kHz Lin CID Rx MIC Mute ON 25 dBm 600 Q IN 100 mVp p 0 047 R111 100k 0 047 R112 100k C112 gt lt C111 C113 K0 68 R113 10k Tx 10 dBm 600 Q 700 mVp p Bell detection NC No Components KX TG3531 3532BX SCHEMATIC DIAGRAM Base Unit_Main 85 13 3 Schematic Diagram Base Unit RF Part PA CONT 2 5 V MOD EN V PA L702 3 lt 1V_RF k E 5 2 5 tc O N gt SYN_OUT lt 15 DATA lt 15 lt 15 Fg R19 k lt 1 x e m lt 1RX_GAIN N A C760 D10P S G L 4 N C737 K470 u os x D em 2 4 GHz TX D T 2 4 GHz RF C738 ANT1 g V 518 KO 1709 FL701 1703 718 1711 3 9nH
57. XS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 4 5 3 1 Charge Circuit The voltage from the AC adaptor is supplied to the charge circuits The charge is controlled by the handset aU c Qc cO 1 CHARGE 2 CHARGE PAD 9 CHARGE gt n DCP DCP2 m CHARGE a E 5 CN301 CHARGE 2 DCM2 lt A 14 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 4 5 4 Reset Circuit Function This circuit is used to initialize the microcomputer when it incorporates an AC adaptor Circuit Operation When the AC Adaptor is inserted into the unit then the voltage is shifted by IC331 and power is supplied to the DSP The set starts to operate when VCC goes up to 3 0V or more in the circuit voltage diagram I IC331 CN301 1 9300 300 2 REG 3 3V DC e 501 pin9 with Reset DC E a I 527 d V dE M M R422 Reset DCDC CONVERTOR IC501 pin11 TP INT_1 o Oe IC501 pin77 2 DSP Chip ROM Reading Initialize 71 Note 1 The initializing time of the DSP chip is 28ms under normal conditions 15 4 5 5 Telephone Line Interface Telephone Line Interface Circuit Function Bell signal detection ON OFF hook and pulse dial circuit Side tone circuit Bell signal detection and OFF HOOK circuit In the idle mode Q141 is op
58. Z00023 2SC6054JSL TRANSISTOR SI TRANSISTOR ST TRANSISTOR ST TRANSISTOR SI TRANSISTOR ST TRANSISTOR ST ro DIODE SI MA111 DIODE SI MA111 DIODE SI MA1Z300 DIODE SI 02 000035 DIODE SD MA8220 DIODE SI MAZ805100L DIODE SI MAZ805100L DIODE SI I I I I C 1 IC 1 IC 2 TRANSISTORS C C C 111 141 Q142 Q161 Q171 Q300 Q Q D101 D113 D133 D142 D300 D361 D472 D473 D703 D704 DIODE SI BODCCD000011 DIODE SI COILS COIL COIL COIL COIL COIL COIL COIL COIL COIL COIL COIL COIL COIL COIL PQLQXF330K L101 L102 L300 L361 L472 L473 L501 L701 L702 L703 L704 L705 L706 L709 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B Ref Part No Part Name amp Description Remarks L711 L713 L790 JACKS CN101 JACK MODULAR CN301 COMPONENTS PARTS RESISTOR ARRAY RESISTOR ARRAY VARISTORS VARISTOR SURGE ABSORBER VARISTOR SURGE ABSORBER RESISTORS 100K 100K 10K 47 390K 390K 10M 1M 1K 100K 4 7K 10K 10M 3 9M 1K 750 39K 33 47 501 701 D1H84724A013 R111 R112 R113 R114 R121 R122 R131 R133 R134 R141 R142 R145 R151 R152 R154 R160 R162 R163 R164 R165 R167 R168 R171 R172 R175 R176 R178 R183 R185 R303 R304 R308 R343 R371 R372 R380 R421 R422 R423 R453 q p H H H g Q Qolo oo oO OO OQ ATA
59. alling Line Identification Caller ID Cross Reference Telephone Line Interface P 16 Calling Line Identification Caller ID P 19 Note Make sure the format of the Caller ID services of the Tele phone company that the customer subscribes to e t is also recommended to confirm that the customer is really a subscriber of the service KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 67 10 2 How to Replace the Flat Package IC 10 2 1 Preparation PbF Pb free Solder Soldering Iron Tip Temperature of 700 F 20 F 370 C 10 Note We recommend a 30 to 40 Watt soldering iron An expert may be able to use a 60 to 80 Watt iron where someone with less experience could overheat and damage the PCB foil e 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 10 2 2 How to Remove the IC 1 Put plenty of solder on the IC pins so that the pins can be completely covered Note If the IC pins are not soldered enough you may give pressure to the P C board when cutting the pins with a cutter When you attach a new IC to the board remove all solder left on the board with some tools like a soldering wire If some solder is left at the joint on the board the new IC will not be attached properly 68 10 2 3 How to Install the 1 Temporarily fix the FLAT PACKAGE IC soldering the
60. and Handset The state where duplex communication is performed The hopping pattern of a 1800hops 18 seconds cycle Dummy Bearer The Base Unit sends Dummy data to the all stand by state Handsets The Handsets receive that data for keeping synchronization and monitoring request from the Base Unit Dummy Bearer doesn t contain B field sound data N 4 1 3 Signal Flowchart the Whole System Reception CN101 of the Base Unit is connected to the TEL line and signal is entered through the bridge diode D101 While talking the relay Q141 is turned ON and amplified at the Q171 then led to DSP IC501 The DSP encodes ADPCM and TDD TDMA with FHSS to TX DATA The TX DATA signal is entered to IC701 of RF UNIT and modulated to 2 4 GHz The RF signal is fed into Tx Rx switch 0704 The RF signal is passed through filter FL701 and fed to ANTENNA As for the Handset RF signal from the antenna passes through filter FL 701 then is routed by Tx Rx switch D704 and led to IC701 The RF signal is amplified by LNA and down converted to IF signal in IC701 The IF signal passing through internal filter is demodulated into RX DATA then enters DSP 1C501 The DSP performs TDD TDMA and ADPCM decoding to convert the RX DATA into the voice signal then it is output to the speaker Transmission The voice signal entering from the microphone is led to DSP IC501 The DSP encodes ADPCM and TDD TDMA with FHSS to TX DATA The TX DATA signal enters IC101
61. andset POWER OFF While pressing 1 6 and X keys simultaneously install the battery CH 00 Channel mode To use another channel enter two digit numbers default ich ex 40 73 47CH Press TALK m m TX power mode Press 1 20 02 2 High TX power 2 1 Low TX power Talk mode U D n O TI TI Press t 3 12 Link mode 427 TX Only mode RX 37 RX Only mode RX CW Mode 2 lt lt Remove the battery gt gt POWER OFF Note 1 LCD displays the Channel number exception default CH00 1ch 2 Refer to Check Table for RF part P 63 48 8 1 9 Test Link Mode for Handset LCD Handset POWER OFF While pressing 1 6 and X keys E simultaneously install the battery Channel mode CH 00 To use another channel enter two digit numbers default 1ch ex 72 s TX power mode High TX power Low TX power Talk mode Press 4 1 Yor 2 3 cn w 2 m w m Press 2 pe 1 Handset Link mode 2 SP phone TX Only mode RX Only mode Link Standby Handset SP phone 3 1 RSSI A xx 2 RSSI B xx 3 FRAME ERROR TEST LINK mode 4 Press 712 RSSI A 27 RSSI B 43
62. at is 50 F 70 F 30 C 40 C higher than Pb solder Please use a soldering iron with temper ature control and adjust it to 700 F 20 F 370 C 10 e 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 e When applying solder to double layered boards please check the component side for excess which may flow onto the opposite side See the figure below Component Component Remove all of the n d excess solder solder Slice View 2 2 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 materi als The following lead free PbF solder wire sizes are recommended for service of this product 0 3 mm 0 6 mm and 1 0 mm 0 3 mm X 100 g 0 6 mm X 100 g 1 0 mm X 100 g 3 Specifications BaeUnt Handset Charger Power Supply AC Adaptor Rechargeable Ni MH battery AC Adaptor PQLV203BXZ 220 240 V AC 50 60 Hz 3 6 V 650 mAh HHR P107 PQ
63. ation The voltage of pin 90 of IC501 is monitored If a parallel connected telephone is put into OFF HOOK status the presence absence of a parallel connection is determined when the voltage changes by 0 2V or more When the set detects the parallel connected telephone is OFF HOOK status the line is disconnected Q141 v H141 C101 H142 Pin 90 of C501 LINE DET OFF HOOK D101 L101 3 DEN 2 A NS Y 102 TEL JACK n C152 HOOK Pin 59 of IC501 You can enable or disable the Auto Disconnect function See Check Record P 57 17 4 5 7 Parallel Connection Detect Circuit Function In order to disable call waiting and stutter tone functions when using telephones connected in parallel it is necessary to have a circuit that judges whether a telephone connected in parallel is in use or not This circuit determines whether the telephone con nected in parallel is on hook or off hook by detecting changes in the T R voltage Circuit Operation Parallel connection detection when on hook When on hook Q136 is ON the voltage is monitored at pin 86 of IC501 There is no parallel connection if the voltage is 1 65 V or higher while a parallel connection is deemed to exist if the voltage is lower Parallel connection detection when off hook When off hook 2136 is OFF the voltage is monitored at pin 90 of 1C501 the presence absence of a parallel connection is deter mined when the voltage changes by 0 2 V or mo
64. canceled Re register the handset Phonebook full e There is no space to store new items in the phonebook Erase unnecessary items Please lift up and e A handset button was pressed while the handset was on the base try again unit or charger Lift the handset and press the button again System is busy e Other units are in use and the system is busy Try again later Please try again e Another user is listening to messages Try again later later e The handset s registration may have been canceled Re register the handset 38 7 5 Troubleshooting General use The unit does not work cannot hear a dial tone The indicator on the top right of the handset flashes slowly Programmable settings Prolem cannot program items cannot set the alarm While programming the handset starts to ring Battery recharge fully charged the battery but m continues to flash or is displayed The handset display is blank While charging the charge indicator does not light and Charge for 7h is displayed KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B Cause solution Make sure the battery is installed correctly and fully charged Check the connections e Unplug the base unit s AC adaptor to reset the unit Reconnect the adaptor and try again e The handset has not been registered to the base unit Register the handset e Confirm the telephone line cord is pr
65. ction of the arrow Take care to ensure ihat the foil on the P C board is not damaged 2 0 2mm ins d Horizontal Interval 0 2mm Tolerance New LCD If interval tolerance between center lines is less than 0 2mm it is o k OK Fit the heatseal of a new LCD 3 Soldering Iron is not supplied NG Inclined Tip of Soldering Iron Part No PQZZ430PIR Rubber of Soldering Iron Part No PQZZ430PRB Heatweld with the tip of the soldering iron about 5 to 8 seconds in case of 60W soldering iron NG Vertical interval tolerance is more than 0 2mm NG Horizontal interval tolerance is more than 0 2mm Stick the tape over the heatseal Use the tape removed in step 1 76 11 3 Antenna soldering work Preparation PbF Pb free Solder Soldering Tip Temperature of 700 F 20 F 370 C 10 C Note We recommend a 30 to 40 Watt soldering iron Solder the antenna P C board as below View A When attaching the antenna P C board solder it vertically to the main P C board Solder the antenna P C board enough to cover copper area 3 points Be careful not to short out pE ma i ond C ition Antenna P C board Solder here 3 points Main P C board 77 12 Measurements and Adjustments 12 1 Things to Do after Replacing or X
66. d or floor mounted AC outlet Do not connect the AC adaptor to a ceiling mounted AC outlet as the weight of the adaptor may cause it to become disconnected e When more than one unit is used the units may interfere with each other To prevent or reduce interference please keep ample space between the base units e The unit will not work during a power failure We recommend connecting a corded telephone to the same telephone line or to the same telephone line jack using a Panasonic T adaptor If you subscribe to a DSL service Please attach a noise filter contact your DSL provider to the telephone line between the base unit and the telephone line jack in the event of the following Noise is heard during conversations Caller ID features do not function properly iE To single line telephone jack M pow Noise filter 33 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 6 2 Setting Up the Handset 6 2 1 Connecting the AC Adaptor e Use only the included Panasonic AC adaptor PQLV208BXZ 220 240 V AC 50 60 Hz Fasten the AC adaptor cord to prevent it from being disconnected 6 3 Battery Installation Replacement 1 Press the notch of the handset cover firmly and slide it in the direction of the arrow e f necessary remove the old battery 2 Insert the battery and press it down until it snaps into position Then close the handset cover
67. e The exposed GND PLATE on the bottom of the IC701 supplies the circuit ground s for the entire chip It is very important that a good solder connection is made between this GND PLATE and the ground plane of the PCB underlying the IC701 28 4 10 Circuit Operation Charger Unit The voltage from the AC adaptor is supplied to the charge circuits Main charge 180 250mA at the Battery of maximum 7 hours is started soon after the Handset is placed on the Charger Unit Then it changes to Trickle charge to prevent from over charging Charging form Main charge lt maximum 7 hours gt gt gt Trickle charge 180 250 mA gt 0 mA I ME E CREE Handset controls Charging form pattern charge 60 90 min 180 250 mA gt repeat 0 mA gt 10 16 min CN1 L h wp aoh th o cll cl ch cll cll CL l cll e cl CHARGE PAD CHARGE N The route for this is as follows DC pin of R1 R5 R7 R13 CHARGE pad gt Handset CHARGE pad DC pin of CN1 29 4 11 Signal Route SIGNAL ROUTE IN ex ROUTE OUT HANDSET TX HANDSET MIC C414 C415 RA401 IC501 91 90 20 eHANDSET RF TX ROUTE ANT BASE UNIT ROUTE 1 501 34 97 R183 C185 R185 0161 0141 D101 L101 L102 CN101 TEL LINE HANDSET R
68. e jack holder Jack holder 72 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 9 Remove the 2 parallel wires and 4 Antenna P C board the solders to remove the main P C board Main P C board 4 Remove the antenna P C board 3 2 parallel wires and solders 5 Screw tape solders 5 Remove the 3 screws the tape and the solders to remove the operational P C board 73 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 11 1 2 Handset D Remove the 2 screws 2 Insert a JIG PQDJ10006Y between the cabinet body and the cabinet cover then pull it along the gap to open the cabinet 3 Likewise open the other side of the cabinet 4 Remove the cabinet cover by pushing it upward Remove the 2 screws to remove the 2 charge terminals Remove the screw tape and solders to remove the main P C board CEFER 2 charge terminals 2 screws 74 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 11 1 3 Charger Unit 1 Remove the screw to remove 1 Screw the cabinet cover Cabinet cover 2 Detach the 2 hooks to remove the main P C board 75 11 2 How to Replace the Handset LCD Vertical Interval Tolerance Remove the tape and peel off the FFC Flexible Flat Cable from the LCD in the b NEC 3 dire
69. egular HS is RX CW Mode 4 HS BU to be checked Mode approximately 2V by Oscilloscope 5 Test Burst Mode 1 RX Sensitivity confirmation Place the Regular HS about 15cm away from the BU Confirm that RSSI of the BU is approxi mately 2V by Oscilloscope 5 Regular HS BU Mode Test Burst Mode 1 HS BU to be checked Mode RX CW Mode 4 Range Confirmation Normal Register Regular HS to BU to be checked Press Talk key of the Regular HS to establish link HS BU Mode Normal Mode Compare the range of the BU being checked with that of the Regular BU Note 1 3 4 Test Mode 41 2 RF DSP Interface Signal Wave Form P 65 5 Base Unit Reference Drawing 79 6 Handset Reference Drawing 80 7 Things to Do after Replacing IC or X tal 78 63 1 Register HS to be checked to Regular BU 2 Press Talk key of the HS to establish link Check DSP interface 2 Check X tal Frequency 13 824000MHz 100 2 Place the HS about 15cm away from the Regular BU Confirm that RSSI of the Regular BU is approximately 2V by Oscilloscope 6 Place the HS about 15cm away from the Regular BU Confirm that RSSI of the HS is approxi mately 2V by Oscilloscope 6 Register HS to be checked to Regular BU 2 Press Talk key of the HS to establish link 3 Compare the range of the HS being checked with that of the Regular
70. en to cut the DC loop current and decrease the ring load When ring voltage appears at the Tip T and Ring R leads When the telephone rings the AC ring voltage is transferred as follows T 1101 R111 C111 9111 gt DSP pin 58 BELL When the CPU DSP detects a ring signal Q141 turns on thus providing an off hook condition active DC current flow through the circuit Following signal flow is the DC current flow 1101 D101 Q141 9161 R163 5 D101 1102 5 P101 R ON HOOK Circuit Q141 is open Q141 is connected as to cut the DC loop current and to cut the voice signal The unit is consequently in an on hook condition Pulse Dial Circuit Pin 59 of DSP turns Q141 ON OFF to make the pulse dialing Side Tone Circuit Basically this circuit prevents the TX signal from feeding back to RX signal As for this unit TX signal feed back from Q161 is canceled by the canceller circuit of DSP 3 3 Q141 el TW E R175 R172 oo e RX R178 178 R C101 ev zi L101 3 2 e in VM O C102 TEL JACK Pin 59 of IC501 R183 C185 R185 TX Pin 97 of 501 BELL DET Pin 58 of IC501 H111 H112 C112 16 4 5 6 Auto Disconnect Circuit Function This circuit is used to detect the fact that another telephone connected to the same line is OFF HOOK while the unit is in a receiving status or OGM transmitting status Circuit Oper
71. erating Instruc tions Instruction book on TSN Server 16 5 4 1 KX TG3531BXS BXB Part No Part Name amp Description PQLV203BXZ AC ADAPTOR for Base Unit INSTRUCTION BOOK English 1 Arabic LEAFLET XZB08X25B02 R GUIDE for QUICK GUIDE for Persian PROTECTION COVER Unit PROTECTION COVER set for Base for Hand ETE pus KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 117 16 5 4 2 KX TG3532BXS BXB Part No Part Name amp Description No A105 PQQX15835Z INSTRUCTION BOOK English 1 A106 PQQW15601Z LEAFLET QUICK Arabic PQQW15602Z LEAFLET XZB21X35A03 XZB08X25B02 Persian P103 XZB13X19C03 GUIDE for QUICK GUIDE PROTECTION COVER Unit PROTECTION COVER set PROTECTION COVER for Charger Unit 16 5 4 3 KX TGA351BXS BXB for for Hand Remarks INSTRUCTION BOOK English 1 INSTRUCTION BOOK for Arabic 1 INSTRUCTION BOOK for Per sian 1 PROTECTION COVER set 2 13 19 03 COVER for Charger Unit Screws Part Name amp Description Remarks No for Hand 7 XTW26 T8PFJ TAPPING SCREW XTW2 RIOPFJ TAPPING SCREW 16 5 6 Fixtures and Tools Note When replacing the Handset LCD See How to Replace the Handset LCD 76 Part No Part Name amp Description Remarks PQZZ430PIR TIP OF SOLDERING IRON PQZZ430PRB RUBBER OF SOLDERIN
72. esse mam r O O pin toe S S Copy phonebook Copy 1 item Copy all items Initial setting Set answering Ring count Recording time Remote code wees SS t comass SOS res messa 0 00 set aren eee 7 Set flash time 1 Set line mode Set base unit Ringer tone Registration HS registration Deregistration 1 If you program these settings using one of the handsets you do not need to program the same item using another handset 35 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 7 1 2 Programming using the Direct Commands 1 MENU 2 Enter the desired feature code 3 Enter the desired setting code Save e This step may vary depending on the feature being programmed 4 OFF Note e n the following table lt gt indicates the default setting f you make a mistake or enter the wrong code press OFF then start again from step 1 er n taix Te T on 0 lt ozz gt Copy phonebook 1 item Copy phonebook all items Date and time time Dial lock sd lock fey tone LCD contrast 1 6 Level 1 6 lt 3 gt Display contrast Ringer tone 1 3 Tone lt 1 gt 3 Handset 4 7 Melody 1 4 Ringer volume 1 Low 2 Medium Handset i High 0 Off Set Set area code Set area code U S
73. et flash time 1 700ms 2 600ms 3 400ms 4 300ms 5 250ms 6 110ms 100ms 8 90ms Caller ID subscribers only 0 lt Manual gt Voice enhancer Voice enhancer 5 1 on 0 lt gt ia E E Message Message alert Message alert OMH 1 on 0 o gt _ Recording time 1 1min 2 2min e lt 3min gt Remote code Remote code 0 6 3 Default 11 e Ring count 2 7 rings lt 4 gt 0 11 Ringer tone 0 5c 1 1 3 Tone lt 1 gt 3 e Base unit 1 If System setting column is checked you do not need to program the same item using another handset 2 If you subscribe to Caller ID service and want to view the caller s information after lifting up the handset to answer a call turn off this feature 3 Turn this feature off if you prefer not to hear key tones while you are dialing or pressing any keys including confirmation tones and error tones 4 The flash time depends on your telephone exchange or host PBX Consult your PBX supplier if necessary 5 Generally the line mode setting should be adjusted If Line in use is not displayed when another phone connected to the same line is in use you need to change the line mode to A 6 This feature allows the unit to automatically adjust the date and time setting when caller information is received To use this feature set the date a
74. ethod mode e Press A 7 A Y Test burst mode Transmit periodically Transmit continuously TEST Burst mode 1 O aa w oum um um w m y Press LOCATOR RF DSP interface signal waveform can be checked Disconnect the AC adaptor cord ul POWER OFF Note 1 Refer to Check Table for RF part P 63 41 8 1 2 TX CW Mode for Base Unit LED display POWER OFF O OFF ON Flashing While pressing GREETING CHECK STOP IN USE PP keys simultaneously connect the AC adaptor cord m m Channel mode To use another channel press A or V Y key un m um um m TX power mode Press A Y or V AX High TX power Va Low TX power Menu mode um mm m mm s s TX method mode Press V CA Test burst mode O Transmit periodically 2 Transmit continuously TX CW mode 1 RF DSP interface signal waveform can be checked lt lt Disconnect the AC adaptor cord gt gt POWER OFF Note 1 Refer to Check Table for RF part P 63 42 8 1 3 RX CW Test Mode for Base Unit POWER OFF While pressing GREETING CHECK STOP LED display connect O OFF 6 ON Flashing IN USE e m m w m m m ms
75. etween the base unit and the telephone line jack Contact your DSL provider for details Other telephone equipment may be interfering with this unit Disconnect the other equipment and try again e The caller requested not to send caller information Answering system cannotlisten to messages A touch tone phone is required for remote operation from a remote location Enter the remote code correctly The answering system is off Turn it on The unit does not record e The answering system is off Turn it on new messages The message memory is full Erase unnecessary messages cannot operate the e Someone is operating the answering system answering system f someone is talking on a conference call you cannot operate the answering system Try again later 40 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 8 Test Mode 8 1 Adjustment and Test Mode Flow Chart 8 1 1 Test Burst Mode for Base Unit While pressing GREETING CHECK STOP PPI keys simultaneously connect the AC adaptor cord LED display O OFF Flashing IN USE Press LOCATOR O Press LOCATOR Channelmode j Channel mode To use another channel press Vy key CH 1 q V CH 10 Press LOCATOR e Press CA CAD High TX power V Low TX power O Press CHECK Link mode CHECK TX Only mode 144 Only mode TX m
76. f you can not proceed to the next step refer to Registering Handset P 61 2 Refer to Check Table for RF part P 63 3 for factory use only 44 8 1 5 Adjustment Mode for Base Unit POWER OFF While pressing GREETING CHECK STOP LED display PPI keys simultaneously connect the OFF Flashing IE runs IN USE e Press LOCATOR Press LOCATOR Channel mode Press LOCATOR mode p e Press CA O Press CHECK Press CV TX CW mode on O Press CA ius alae lca ec clea cial a aaa Adjust Crystal mode Cancel Press 4 A Jor 7 1 BCK 13 824 MHz yes Disconnect the AC adaptor cord 1 OFF lt lt Disconnect the adaptor gt gt Cross Reference Check and Adjust Frequency Base Unit P 78 Note 1 Refer to the table below if using Frequency Counter for checking BCK TEST MODE Frequency 1 Channel 17 36 kHz 45 8 1 6 Test Burst Mode for Handset LCD Handset POWER OFF While pressing 1 6 and x keys a simultaneously install the battery CH 00 Channel mode To use another channel enter two digit numbers default 1ch ex 4 x 72 47CH Press TALK s TX power mode Press 1 20522 U D n O TI TI Talk mode Press t 2
77. formation in each handset will still remain 61 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 10 1 6 2 RF Check Flowchart Each item 1 6 of RF Check Flowchart corresponds to Check Table for RF part P 63 Please refer to the each item Link NG confirmation Normal Control signal confirmation OK X tal Frequency confirmation OK TX Power confirmation OK RX Sensitivity confirmation OK Range confirmation Normal NG OK 1 Refer to Things to Do after Replacing IC or X tal P 78 Note 62 Check DSP interface parts RF Block lt gt DSP on BU HS P C B N 5 Adjust X tal Frequency 1 Check TX Block NG Check RX Block TEST RANGE Check KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 10 1 6 3 Check Table for RF part T NENNEN BU Base Unit Check HS Handset Check Link Confirmation Normal 1 Register Regular HS to BU to be checked 2 Press Talk key of the Regular HS to establish link HS BU Mode Normal Mode Control signal confirmation Check DSP interface 2 BU Test Burst 1 X tal Frequency confirmation 7 Check X tal Frequency 13 824000 MHz x 100 Hz HS BU Mode Adjustment 3 4 TX Power confirmation Place the Regular HS about 15cm away from the BU Regular HS BU Mode Confirm that RSSI of the R
78. ical Parts Base Unit 107 16 2 Cabinet and Electrical Parts Handset 108 16 3 Cabinet and Electrical Parts Charger Unit 109 16 4 Accessories and Packing Materials 110 16 5 Replacement Parts List 113 m 1 Safety Precaution 1 1 For Service Technicians ICs and LSIs 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 2 Warning 2 1 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 2 2 About Lead Free Solder PbF Pb free Note In the information below Pb the symbol for lead in the periodic table of elements will refer to standard solder or solder that con tains lead We will use PbF solder when discussing the lead free solder used in our manufacturing process which is made from Tin Sn Silver Ag and Copper Cu This model and others like it manufactured using lead free solder will have PbF stamped on the PCB For service and repair work we suggest using the same type of solder Caution PbF solder has a melting point th
79. ity booster feature f your unit is connected to a telephone line with DSL service we recommend connecting a noise filter between the base unit and the telephone line jack Contact your DSL provider for details The handset does not ring The ringer volume is turned off Adjust it The base unit does not e The ringer volume is turned off Adjust it ring cannot make a call e The dialing mode may be set incorrectly Change the setting Another handset is in use Try again later e Dial lock is turned on To turn it off see Dial Lock cannot have a e Make sure that an optional headset is connected properly conversation using the f SP phone is displayed on the handset press w to headset switch to the headset cannot page the handset The called handset is too far from the base unit e The called handset is in use Try again later cannot page the base The base unit is in use Try again later unit Caller ID The handset does not You have not subscribed to Caller ID service Contact your display the caller s phone telephone service provider to subscribe number f your unit is connected to any additional telephone equipment such as a Caller ID box or cordless telephone line jack disconnect the unit from the equipment and plug the unit directly into the wall jack If your unit is connected to a telephone line with DSL service we recommend connecting a noise filter b
80. ized Voice Pre recorded message The DSP implements synthesized Voice utilizing the built in speech detector and a Flash Memory which stored the vocabulary Caller ID demodulation The DSP implements monitor and demodulate the FSK signals that provide CID information from the Central Office Digital Switching The voice signal from telephone line is transmitted to the handset or the voice signal from handset is transmitted to the Tele phone line etc They are determined by the signal path route operation of voice signal Block Interface Circuit RF part LED Key scan Speaker Microphone Telephone line LCD 4 5 2 Flash Memory 601 Following information data is stored Voice signal ex Pre recorded Greeting message Incoming message Settings ex message numbers ID code Flash Time Tone Pulse KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 4 5 3 Power Supply Circuit Function The power supply voltage from AC adaptor is converted to the desired voltage of each block Circuit Operation e 2300 IC300 4 0V DCDC Converter e C331 3 3V Regulator DCDC CONVERTOR To AC Adaptor CN301 IC301 Decl vss V RF O IC331 1 eZ 2 5 OTO gVOUT V i v gNC VDET S V GND RESET gea NCH p o B ED Voc 7 3 3V T Ce o Oy L II Analog Vcc L 3 3V DSP MIC 1501 Digital Vcc E 3 3V e DSP MEMORY 13 KX TG3531B
81. k Playback BASE UNIT NO Check VCC 3 3V D of DSP O OK N Check output of DSP Pin 2 100 O K Check Speaker and its surroundings Cross Reference Power Supply Circuit P 13 10 1 4 Check Battery Charge BASE UNIT Plug in the AC power source C1 The output of AC adaptor is 9 V Is the voltage between CHG and CHG around 5V at charge state Check AC adaptor Check around L361 R371 R372 HANDSET Check the contact between the Battery pack and the Handset Is the voltage at TP VBAT 4 0V when the handset is charged on the base unit Check around 9361 0363 D361 R370 No Yes Check Battery Note Check Power Supply Circuit Check DSP and Flash Memory Note Flash Memory is IC601 DSP is 501 CHARGER UNIT Is the AC Adaptor inserted into AC outlet 1 Is the voltage between DCP and DCM 9V more Yes Check AC Adaptor NO Check around R1 R5 No R7 R13 Is the voltage between CP and CM around 5V at charge state 1 Refer to Specifications P 5 for part number and supply voltage of AC adaptor 58 10 1 5 Check Link BASE UNIT HANDSET Does the Handset make YES Handset is OK link with Base Unit Check Base Unit Regular Unit 1 Does the IC501 clock NO Check around X501 X501 oscillate and 501 Test mode YES Is the IC501 Pin 7 and NO Check around IC701
82. mation of Schematic Diagram 15 1 CPU Data Base Unit 15 1 1 501 KEY IN6 D I Non g Key In ST KEVNS No Kern KEV DI No 63 KEY INS 64 KEY IN2 Non Key In DT 65 KEV NT DI Non Keym GND 5 wes v eof mn f eof 73 NC mo 74 INC no T5 NUSE LED OW Om ANSIED Of On venm poo 78 NC vj mmc C DOP NC mea ND Pe ger 3 JBCLK o 4 5 RSS A XIN AT AO VDD eof scm 0 enD RESET Normal 12 FLASH RST d High FLASH SO j High Middle Low 14 FLASH SI High Middle Low 16 NC mo TT SYN OUT DI Hg Low 18 TX DATA D O High Loe Low DO Low apwe 21 AC DOWN DET DI Huh Iw zR po 725 RADO EN DO Ade No asor foo 25 ANTO 26 GND o GND 27 VCC VCC 28 SYN LE1 Not Active 725 SYNCIK DO Huh low 730 SYN Huh Low 31 RYEN Dof Adv Of 32 TXEN DO O 70 TDI 71 ITD0 72 INC GND Reset
83. messages is shown on the display Display message Cause solution All handsets are e 4 handsets have already been registered to the base unit A registered previously deregistered handset number may still be retained in the base unit To register an additional handset erase the unnecessary handset number Busy The called unit is in use e The handset you tried to copy phonebook items to is in use Try again later e The handset you are calling is too far from the base unit e Dial lock is turned on To turn it off see Dial Lock Error The handset s registration has failed Move the handset and base unit away from all electrical appliances and try again Another handset user tried to send phonebook items to you but there was an error Have the other handset user re send the items to you The entered password was wrong in programming dial lock Enter the correct password Incomplete e The destination handset s phonebook memory is full Erase Phonebook full unnecessary items from the destination handset s phonebook Invalid There is no handset registered to the base unit matching the extension number you entered Your phonebook or redial list is empty No link to base e The handset has lost communication with the base unit Move Move closer to base closer to the base unit and try again try again e Confirm that the base unit s AC adaptor is plugged in e The handset s registration may have been
84. nd time first 36 7 2 Copying Handset Phonebook Items You can copy one or all of the phonebook items from one handset to another 7 2 1 Copying all items 1 MENU 85 2 2 vl A Select the handset to copy to Send 3 Press OFF after the long beep 7 3 Dial Lock This feature prohibits making outside calls The default setting is OFF Important When dial lock is turned on only phone numbers stored in the phonebook as emergency numbers numbers stored with a at the beginning of the name can be dialed using the phonebook We recommend storing emergency numbers in the phonebook before using this feature When dial lock is turned on you cannot store edit or erase items in the phonebook To turn dial lock on 1 MENU 6 2 Enter a 4 digit password e This password is required when turning dial lock off We recommend writing the password down 3 Save Yes OFF Note f dial lock is turned on the handset displays Dial lock While there are new messages Dial lock is not displayed when the handset is off the base unit or charger To turn dial lock off 1 MENU 6 2 Enter the same password that was entered when dial lock was turned on 3 Save Yes OFF For Service Hint If the current password is forgetten enter 726276642 and you will be able to go to step 37 7 4 Error Messages If the unit detects a problem one of the following
85. nsmitter and Receiver functions Digital signals Mainly voice data that come from DSP are modulated and are transmitted On the other hand received signals are demodulated and go out to DSP Antenna RF PART 2 AGHZ Mod Demod Circuit 26 4 9 1 ANT1 97 Note 1 A709 L709 2 701 4 C710 L704 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 2 4GHz Mod Demod Circuit Base Unit RF Part IC701 incorporates all of the modulation and demodulation functions TX Digital data TX DATA from DSP is supplied to pin 27 of C701 and then 2 4 GHz TX modulated signal is output from pin1 This TX signal is filtered by FL701 and supplied to Antenna 2 4 GHz RX signal from the Antenna is filtered by BPF FL701 and supplied to pin4 of IC701 then demodulated signal RX DATA comes out from pin 16 At the same time RSSI Received Signal Strength Indicator outputs from pin 14 Reference clock 13 824 MHz from DSP block is supplied to pin 11 of IC701 V PA and V RF supply 2 5V regulated voltage L702 CONT MOD EN V lt 1 HF gt SYN OUT SYN DATA SYN EN SYN CLK QTX DATA lt RX GAIN VOC_PLLiB ES voc 2 PADDLE GND DIG gt RSS BCLK GND C742 i The exposed GND_PLATE on the bottom of the IC701 supplies the circuit ground s for the e
86. ntire chip It is very important that a good solder connection is made between this GND_PLATE and the ground plane of the PCB underlying the IC701 27 4 9 2 2 4GHz Mod Demod Circuit Handset RF Part IC701 incorporates all of the modulation and demodulation functions TX Digital data TX DATA from DSP is supplied to pin 27 of IC701 and then 2 4 GHz TX modulated signal is output from pin1 This TX signal is filtered by BPF FL701 and supplied to Antenna 2 4 GHz RX signal from the Antenna is filtered by BPF FL701 and supplied to pin4 of IC701 then demodulated signal RX DATA comes out from pin 16 At the same time RSSI Received Signal Strength Indicator outputs from pin 14 Reference clock 13 824 MHz from DSP block is supplied to pin 11 of IC701 V RF supplies 2 5 V regulated voltage V PA supplies 3 3 V reg ulated voltage CONT MOD EN V L702 V RF SYN OUT SYN DATA SYN EN SYN CLK lt 1 DATA L704 q 796 C722 4 1713 C738 T C798 H D704 PLLz AN L709 FL701 L703 C718 L711 2 4G_ row a SS TAS C739 VCC PLLIB x mm gt a 1 3 i _IF VCC PLL1A F C740 C797 D703 SHCTRL t gt RX DATA RF RSTN gt RSSI BCLK E SHIELD C743 C742 Not
87. of RF UNIT and is modulated to 2 4 GHz The RF signal is fed into switch D704 The RF signal is passed through filter FL701 and fed to ANTENNA As for the Base Unit RF signal from the antenna passes through filter FL701 then is routed by switch D704 and led to IC701 RF signal is amplified by LNA and down converted to IF signal in IC701 The IF signal passing through internal filter is demodulated then enters DSP 1C501 The DSP performs TDD TDMA and ADPCM decoding to convert the RX DATA into the voice signal The voice signal is amplified at the TX amplifier Q161 then output to the TEL line CN101 through the relay Q141 and bridge D101 TEL LINE BASE UNIT PCB HANDSET PCB Monitor D703 FL701 y lt Il Y 2 4GHz 4 2 Explanation of Link Data Communication 4 2 1 Calling STANDBY MODE Handset Base Unit TALK CC SETUP When calling a communication request DATA CC SETUP is OFF HOOK transmitted from the Handset and a permitting DATA CC CONNECT is returned from the Base Unit to it Display Talk At that time the audio path opens Voice mute OFF 4 2 2 Terminate Communication Handset Base Unit OFF CC RELEASE When the OFF button on the Handset is pressed during CC RELEASE COM ON HOOK communication a LINK terminating DATA CC RELEASE is sent to terminate the communication Then DATA CC RELEASE COM is returned from Base Unit
88. operly connected Disconnect the unit from the telephone line and connect a known working telephone If the working telephone operates properly contact our service personnel to have the unit repaired If the working telephone does not operate properly contact your telephone service provider e New messages have been recorded Listen to the new messages Caus soution e is not possible while either the base unit or another handset is being used Try again later e n order to set the alarm you must first set the date and time e The handset has lost the communication with the base unit Move closer to the base unit and try again call is being received Answer the call and start again after hanging up Cause solution e Clean the charge contacts and charge again The battery may need to be replaced with a new one e Confirm that the battery is properly installed Fully charge the battery e The battery is empty The charge indicator does not light in order to concentrate on charging After about 5 minutes the charge indicator lights and Charging is displayed 39 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B Making answering calls intercom Static is heard sound cuts 9 Move the handset and base unit away from other electrical in and out Interference appliances from other electrical units Move closer to the base unit e Turn on the clar
89. quired With following Handset Adjustment Flow adjust DC power supply and DC voltmeter by the procedure below Set DC power supply to 3 9 V Set up Handset in TEST mode Adjustment flow Press 1 key and OFF key to Adjust Batt Low mode Bat Adj is displayed on LCD Change the voltage of the DC power supply to 3 51 V accurately Check the voltage at P C board pads because some voltage drops occur due to the usage of long or thin cables Press TALK key twice to write voltage value in EEPROM Press TALK key twice to write charge value 1 in EEPROM Change the voltage of the DC power supply to 4 50 V accurately Press TALK key twice to write charge value 2 in EEPROM 9 Turn the power off Then this value is available Note Refer to Handset Reference Drawing P 80 for connection of DC power supply and voltmeter Cross Reference RX CW Test Mode for Handset P 48 ROD CON O O 78 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 12 2 Base Unit Reference Drawing When connecting the Simulator Equipment for checking please refer to below DC 9 0V Spectrum analyzer BMC CLK Frequency counter BCK 71 RSSI 9 BS E QQ RS Se lean 1421 90 Oscilloscope au 2APVCC a 542 00 SP 6 oo TPS ET FHN DC volt meter Tm za AF volt meter 0 2 Be INT_1 e f Oscilloscope
90. re Q141 Pin 90 of IC501 LINE DET OFF HOOK D101 L101 C152 Pin 86 of IC501 LINE DET ON HOOK HOOK Pin 59 of IC501 18 4 5 8 Calling Line Identification Caller ID Function The caller ID is a chargeable ID which the user of a telephone circuit obtains by entering a contract with the telephone company to utilize a caller ID service For this reason the operation of this circuit assumes that a caller ID service contract has been entered for the circuit being used The Caller ID data from exchange is supplied to the telephone using either method of FSK or DTMF The method is chosen according to the exchange of telephone office This unit is available to receive the data with both methods and displays the received data on LCD FSK Frequency Shift Keying format 1st Ring Silent interval 2nd Ring Aa STD 2 ng 20Hz 7OVrms oe AVIA 1300Hz or 2100Hz or 1200Hz 2200Hz 1 DATA 0 DTMF format It is the method to send the telephone number of calling party with DTMF to the telephone DTMF is sent before the first bell sig nal The data is sent in turn first the start code secondly the telephone number of calling party lastly end code The DTMF is chosen from A 1633 Hz and 697 Hz B 1633 Hz and 770 Hz C 1633 Hz and 852 Hz and D 1633 Hz 941 Hz as the start code and end code according to the exchange Startcode Calling party s Endcode telephone number 1st Ring
91. requency Hopping Spread Spectrum This telephone is using an IC chip which has similar specification to WDCT World Digital Cordless Telephone and is the tele phone system that can use multiple portable unit simultaneously The explanation of this system is mentioned below This sys tem uses a Time Division Multiple Access Time Division Duplex TDMA TDD scheme transmitting and receiving frequencies of the Base Unit and Handset are shared in the same frequency The construction of RX TX frequency data is shown below It consists of 4 slots from the Base Unit to the Handset and 4 slots from the Handset to the Base Unit total 8 slots in 10ms By this slot system simultaneous air link and communication between 4 Handsets and the Base Unit can be realized One communication between Handset and the Base Unit is done by one slot from the Base Unit to Hand set and another slot from Handset to the Base Unit DSS makes spectrum spread by multiplying carrier signal by PN code The purpose to make spectrum spread is to reduce power density per time and per band On the other hand FHSS makes spectrum spread by changing channel every 10ms according to Hopping table Also the purpose to make spectrum spread is to reduce power density per time andper band 10ms Handset gt Base Unit Base Unit gt Handset FHSS Current system Frequency Other system Frequency 4 1 2 1 TDD Frame Format 5ms 5ms Up Link Handset gt Ba
92. rge Adj Thresh2 COCO Current C2C2 Power supply voltage 4 50 Adjust Power supply voltage 24 50 V then press TALK key twice 1 Charge Adj Thresh2 C2C2 Current C2C2 lt lt Rernove the battery gt gt LIONE Y POWER OFF Cross Reference 1 Adjust Battery Low Detector Voltage Handset 78 Note 2 These are the default values 3 These values may not be fixed depending on the battery strength 4 Refer to the table below if using Frequency Counter for checking TEST MODE Frequency 1 Channel 13 824 MHz gt 2400 724512 MHz 30 2 5 20 2 100 2 17 36 2 50 m 9 Service Mode 9 1 How to Clear User Setting Units are reset to the Factory settings by this operation Erase recorded Voice messages stored Phone numbers Caller list and etc This operation should not be performed for a usual repair 9 1 1 Base Unit While pressing A V ANSWER ON keys simultaneously connect the AC adaptor cord Initial Mode END POWER OFF Note 1 Telephone line must be connected 51 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B Handset 9 1 2 Note gt m POWER OFF While pressing 3 7 and 4 keys simultaneously install the battery Select Menu m m m U Qo o gt lt lt
93. s are marked by N in the Schematic Diagrams Circuit Board Diagrams Exploded Views and Replacement Parts List It is essential that these critical parts should be replaced with manufacturer s specified parts to prevent shock fire or other hazards Do not modify the original design without permission of manufacturer IMPORTANT INFORMATION ABOUT LEAD FREE PbF SOLDERING If lead free solder was used in the manufacture of this product the 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 it might be permissible to use Pb solder during service and repair work e When you note the serial number write down all 11 digits The serial number may be found on the bottom of the unit e The illustrations in this Service Manual may vary slightly from the actual product Note for TABLE OF CONTENTS Because sections 5 6 and 7 of this manual are extracts from the operating instructions for this model they are subject to change without notice You can download and refer to the original operating instructions on TSN Server for further information TABLE OF CONTENTS PAGE 1 Safety Precaution 4 1 1 For Service Technicians 4 2 Warning
94. se Unit Down Link Base Unit gt Handset DATA rate 576kbps Synth Lock Preamble E A Field B Field Z field Guard 170bit 56bit 64bit ADPCM 320bit parity 80bit 461 10bit w L O Sync Field ADPCM 4bit paritytbit ADPCM 4bit panty a ADPCM bit parity 1bit Sync Field 72bit Preamble 56bit SyncWord 16bit Base Unit Handset adjusts the timing of reception so that reception of Base Unit Handset can correspond to transmission of Handset Base Unit It is necessary for sync field that Handset gets synchronization A field 64bit Each kinds of DATA ch data line condition etc field 320bit 80bit Sound data parity Z field Abit Parity Check 4 1 2 2 TDMA system This system is the cycles of 10ms and has four duplex paths so it is possible to perform four duplex communications simultaneously In 1 slot 1 25ms the 10ms of voice data is transmitted Each slot makes every frame frequency hop 100hops sec Although each slot UpLink3 and UpLink4 uses different frequency UpLink3 and DownLink3 use the same frequency 2 Handsets Link Traffic Bearer Traffic Bearer Base Unit L EOD ME 2 RI ch A ch C ch D Uplink 3 Downlink 3 3 Handset 1 Fe sg 2 si 1 Link ch D Handset 3 gt Link 10ms x x 1 25ms Traffic Bearer A link is established between Base Unit
95. set 89 13 6 Schematic Diagram Handset_RF Part lt CONT 3 3 V MOD_EN V L702 s 1 RF on LUN 2 5 V E 5 lt I gt SYN OUT lt 15 DATA SYN EN lt 15 CLK S R719 1k LTX DATA RX GAIN 7 5 C760 D10P 5 olo 790 1000 eee C717 5 2 4 GHz DIOP a N 2 4 GHz RF C738 D10P S A Y STs 8 VCC_PLL2A 18 VCC_PLL2B L709 FL701 _ 9 3 i i p TX EN 1 5n C711 VCC PLL1B i _ PLL1A lt PADDLE VCC_DIG Sis 518 TC CTRL lt x T x lt 1 SHCTRL gt RX DATA RF RSTN 330 C741 K1000P C765 J220P 766 NC gt RSSI n e N N N O lt 2 5 C792 J120P L S GND SHIELD SIR lt NC No Components KX TGA351 SCHEMATIC DIAGRAM Handset Part 90 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 13 7 Schematic Diagram Charger Unit DCP Q R3 270 B Cn R4 270 R5 270 R6 R7 270 R8 270 R9 270 R10 270 R11 270 H12 270 R13 270 NC No Components SCHEMATIC DIAGRAM Charger Unit 91 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B Memo 92 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA35
96. t 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 S mark means the part is one of some identical parts For that reason it may be different from the installed part 4 ISO code Example ABS 94HB of the remarks 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 10000 M 1000kQ All capacitors are in MICRO FARADS uF P uuF Type amp Wattage of Resistor Type ERC Solid ERDS Carbon ERX Metal Film ERG Metal Oxide ERO Metal Film PQAR Chip ERS Fusible Resistor ERF Cement Resistor ERJ Chip Wattage 10 16 1 8W 14 25 4W 12 1 2W amp Voltage Of Capacitor Type ECFD Semi Conductor 1 ECQS Styro ECQE ECQV ECQG Polyester ECUV PQCUV ECUE Chip ECEA ECST Electlytic ECQMS Mica ECQP Polypropylene Voltage 04 1V 6 3V 35V 1A 10 50 1H 50V 1 16V 11J 16V 1E25 25V 2A 7100 16 5 1 Base Unit 16 5 1 1 Cabinet and Electrical Parts No 1 2 10746 3 BODY for KX TG3531BXS for KX TG3532BXS 10746 4 2 BODY for 3 100372 TG3531BXB for KX TG3532BXB BATTERYTERMINAL UE OPTIC CONDUCTIVE PA
97. w technology 13 1 3 Charger Unit Schematic Diagram Charger Unit Notes 1 DC voltage measurements are taken with voltmeter from the negative voltage line Important Safety Notice Components identified by A mark have special characteristics important for safety When replacing any of these components use only the manufacturer s specified parts 2 The schematic diagram may be modified at any time with the development of new technology 82 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B Memo 83 KX TG3531BXS KX TG3531BXB KX TG3532BXS TG3532BXB KX TGA351S KX TGA351B 13 2 Schematic Diagram Base Unit Main uuo RF Interface ERE QoQoQ 2 5 V 4 0 V SYN DATA 4 SYN DATA 1 SYN 4 SYN SYN EN lt SYN EN ale eho 0901 Loss T eo TX DATA lt TX DATA 8 88 9 3 RX GAIN lt GAIN 1 RX EN lt RX EN TX EN lt 1 TX EN 3 3 V VCC lt SH_CTRL 9 RX DATA gt RX DATA VCC 2 RF RSTN lt RF RSTN BCLK2 BCLK RSSI gt RSSI Q BCLK lt BCLK ANT_HOT ANTI T 3 ANT_GND GND p 3 RST 9 lt eo QN gt i 4 9 M SPP I z Q e e 5 1477 6 8u gt gt 6 SPN 6 e CD KAN FRST i FCLK FSI FCS FSO 7 Q Oo Q Q 176_100 R459 C457 C17610u 8

SVM : Telephone Equipment

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