Matsushita Electric KX-TSC35MXW Service Manual Download Page 50

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VR401

C621

C615

C620

R615

R612

C616

C421

C619

CN401

C414

R421

C438

R441

R440 C420 R429

R444

R442

R426

C428

C429

C423

C431

R411

R410

R425

R409

R434

R185

R406

R405

R437

C406 C407

C482

R408

R407

R666

R483

R929

C481

R665

R600

BATTN

C600

R853

Q602

Q852

Q851

D309

R482

R851

C810

C808

C807

C806

C809

D401

D402

IC901

R603

R602

C408

Q405

C611

C606

R601

R604

C613

C612

C901

D301

C308

D553 D551

C303

R141 R142

C602

C610

C609

C607

C435

C405

C401

C427

C625

C921

R922

R921

R925

R107

R443

R804

C801

R801

R817

R824

R209

128

IC801

103

102

D310

LCD

C202

BATTP

PC2

C802

C826

Q425

CN801

J803

C803

C804

R803

R802

C805

C104

C825

R805

R809

R106

X802

X801

Q921

C922

R923

R926

R927

VR901

D105

Q183

Q182

Q423

Q424

C426

R430

C424 C425

R432

C430

R436

R431

R435

R186

ICT

PQ
UP11142ZA

FCT

C410

Q406

R428

Q421

Q426

RED

BLA

YERR

GREEN

VR402

C618

C617

C601

C614

C113

R130

R131

R125

C652

C651

J117

R124

C110

D108

C102

D101

R10

R13

R510

R507

R504

C504

C506

R506

R508

R511

R512

R509

R515

R516

Q501

R513

Q502

Q110

D801

C813

R812

R313

R810

C823

R143

R811

J802

C812

C201

R201

R517

D203

D304

D308

R514

C509

C505

R507

R505

SA101

PO101

PC1

C120

JJ102

JJ101

D103

C108

R128

R127

C111

C112

Q109

R129

Q107

C107

D106

R121

R119

R120

R111

R109

R110

Q106

Q108

Q103 Q102

Q101

C105

R116

D554

D552

IC501 1

C502

C501 C101

R118

R117

C115

C103

C109

Q105

D102

R194

R191

R192

Q191

C191

R105

Q104

Q181

SW101

R103

R184

R183

R181

R101

R180

R108

R102

D104

D107

C181

R182

CN402

R123

C116

C117

C114

D651

R126

D601 D652

D306

C106

D602

IC601

KX-TSC35MXW : MAIN BOARD : COMPONENT VIEW

Summary of Contents for KX-TSC35MXW

Page 1: ...ORDER NO KM40205876C3 Telephone Equipment KX TSC35MXW Integrated Telephone System White Version for Asia Middle Near East and Other areas SPECIFICATIONS 1...

Page 3: ...city 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...

Page 4: ...3 DISPLAY 4...

Page 5: ...y a Panasonic Handset for the KX TSC35MXW Use only a telephone line cord included in the unit The AC adaptor must remain connected at all times It is normal for the adaptor to feel warm during use If...

Page 6: ...ou can connect it through this unit using the DATA jack After connecting the handset and telephone line cord connect the communication device telephone line cord to the DATA jack Make sure the communi...

Page 7: ...5 2 Time and Date 7...

Page 8: ...8...

Page 9: ...5 3 LCD Contrast 9...

Page 10: ...5 4 Making Calls 10...

Page 11: ...11...

Page 12: ...5 5 AnswerinCalls 12...

Page 13: ...5 6 Caller ID Service 13...

Page 14: ...14...

Page 15: ...5 7 Usin the Caller List 5 8 Viewing the Caller List 15...

Page 16: ...16...

Page 17: ...5 9 Calling Back from the Caller List 5 10 Editing the Caller s Phone Number 5 11 Dial Lock 17...

Page 18: ...5 11 1 To cancel the dial lock Follow above steps 1 through 3 In step 3 will go out 5 12 How to Release the Establishment of Dial Lock 18...

Page 19: ...5 13 FLASH Button 19...

Page 20: ...6 DISASSEMBLY INSTRUCTIONS 20...

Page 21: ...n Fig To remove Remove 1 Lower Cabinet Screws 2 6 12 A 5 2 Main P C Board The Main P C Board Battery Box The Battery Box 3 Operational P C Board Screws 2 6 8 B 6 7 TROUBLESHOOTING GUIDE 7 1 Service Hi...

Page 22: ...7 2 Pulse Dialing Problems 7 3 Tone Dialing Problems handset 22...

Page 23: ...4 No Ringing Sound When Ring Signal is Input 8 BLOCK DIAGRAM 9 CIRCUIT OPERATION 9 1 Bell Detector Circuit When the bell signal is input between T R the signal are outputted at the speaker via the 23...

Page 24: ...and incoming signals This switching circuit is contained in IC601 and consists of a Voice Detector TX Attenuator RX Attenuator Comparator and Attenuator Control The circuit analyzes whether the TX tra...

Page 25: ...or changing ambient conditions 9 3 2 Telephone Line Interface 9 3 2 1 Circuit operation On hook Q101 is open Q101 is connected as to cut DC loop current and cut the voice signal Off hook Q101 turns on...

Page 26: ...ializing Circuit 9 3 4 1 Function This circuit is used for to initialize the microcomputer when it incorporates batteries 9 3 4 2 Circuit operation When the batteries is inserted into the unit then th...

Page 27: ...rst and second rings of the bell signal The data from the telephone exchange is a modem signal which is modulated in an FSK Frequency Shift Keying format Data 0 is a 1200 Hz sine wave and data 1 a 220...

Page 28: ...28...

Page 29: ...10 2 CPU DATA IC801 29...

Page 30: ...30...

Page 31: ...10 3 RINGER IC IC1 31...

Page 32: ...ansmit and receipt between Master and Slave 2 SDA SDA terminal is input terminal to forward the address and the mutual data between Master Device and Slave Device the mutual This terminal needs the pu...

Page 33: ...sensitivity to transmit channel signals 6 TLO Output of the transmit level detector An external resistor and capacitor set the time the comparator will hold the system in the transmit mode after spee...

Page 34: ...n be used to power external circuitry such as a microprocessor 3 0 mA max A filter capacitor is required The MC 34018 can be powered by a separate regulated supply by connecting V and Vcc to a voltage...

Page 35: ...E Enable Signal H 9 D C Data Command Control H L 10 CS Chip Signal L 11 RES Reset Signal Input L 12 HOW TO REPLACE FLAT PACKAGE IC 12 1 Preparation SOLDER Sparkle Solder 115A 1 115B 1 or Almit Solder...

Page 36: ...matter is accurate setting of IC to the corresponding soldering foil 2 Apply flux for all pins of FLAT PACKAGE IC 3 Solder employing specified solder to direction of arrow as sliding the soldering iro...

Page 37: ...13 TERMINAL GUIDE OF ICS TRANSISTORS AND DIODES 14 CABINET AND ELECTRICAL PARTS 37...

Page 38: ...15 ACCESSORIES AND PACKING MATERIALS 38...

Page 39: ...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 govering parts and pr...

Page 40: ...rt No Part Name Description Remarks 1 PQAS57P03Z SPEAKER 2 PQBC10347Z1 PUSH BUTTON SP PHONE S 3 PQBH10023Y3 PUSH BUTTON HOOK S 4 PQBX10351Z1 PUSH BUTTON 19KEY S 5 PQBX10357Y1 PUSH BUTTON NAVI 7KEY S 6...

Page 41: ...RANSISTOR SI Q201 UN5213 TRANSISTOR SI S Q302 2SD1819A TRANSISTOR SI Q303 2SB1218A TRANSISTOR SI Q304 2SD1819A TRANSISTOR SI Q401 PQVTFB1J3P TRANSISTOR SI S Q405 2SD1819A TRANSISTOR SI Q406 2SD1819A T...

Page 42: ...9 DIODE SI S D802 MA141WA DIODE SI D803 MA141WA DIODE SI D804 MA141WA DIODE SI D805 MA141WA DIODE SI D806 MA141WA DIODE SI COIL L1 ELEV101KA COIL CONNECTOR CN801 PQJS24X54Z CONNECTOR S CRYSTAL OSCILLA...

Page 43: ...125 ERJ3GEYJ102 1K R126 ERJ3GEYJ335 3 3M R127 ERJ3GEYJ392 3 9K R128 ERJ3GEYJ560 56 R129 ERJ3GEYJ334 330K R130 ERJ3GEYJ122 1 2K R141 PQ4R10XJ825 8 2M S R142 PQ4R10XJ335 3 3M S R143 ERJ3GEYJ105 1M R201...

Page 44: ...3 3M R435 ERJ3GEYJ332 3 3K R436 ERJ3GEYJ681 680 R437 ERJ3GEYJ153 15K R440 ERJ3GEYJ473 47K R441 ERJ3GEYJ104 100K R442 ERJ3GEYJ104 100K R443 ERJ3GEYJ105 1M R444 ERJ3GEYJ153 15K R482 ERJ3GEYJ155 1 5M R4...

Page 45: ...2 2M R667 ERJ3GEYJ105 1M R801 ERJ3GEYJ474 470K R802 ERJ3GEYJ563 56K R803 ERJ3GEYJ272 2 7K R804 ERJ3GEYJ394 390K R807 ERJ3GEYJ104 100K R808 ERJ3GEYJ104 100K R809 ERJ3GEYJ105 1M R810 ERJ3GEYJ104 100K R...

Page 46: ...01 C110 ECUV0J105KBV 1 C111 ECUV1H103KBV 0 01 C112 ECUV1C104KBV 0 1 C113 ECUV1H183KBV 0 018 C114 ECEA1EK470 47 S C120 ECKT2H152KB 0 0015 S C201 ECUV1C473KBV 0 047 C202 ECEA1EU470 47 S C203 ECUV1H222KB...

Page 47: ...015 C609 ECUV1C104KBV 0 1 C610 ECEA1HKA010 1 C611 ECEA1HKA010 1 C612 ECEA1EU4R7 4 7 C613 ECUV1C683KBV 0 068 C614 ECEA1CKS470 47 S C615 ECEA0JU220 22 C616 ECUV1C104KBV 0 1 C617 ECEA1EU470 47 S C618 ECE...

Page 48: ...3 PQJE10091Z FLEXIBLE FLAT CABLE 16 1 4 ACCESSORIES AND PACKING MATERIALS Ref No Part No Part Name Description Remarks A1 PQJA10075Z CORD TEL LINE A2 PQJA212M CORD HANDSET A3 PQJXC0102Z HANDLE HANDSET...

Page 49: ...electrical shock hazards 9 When servicing it is essential that only manufacture s specified parts be used for the critical components in the shaded areas of the schematic 18 SCHEMATIC DIAGRAM MAIN 19...

Page 50: ...01 D105 Q183 Q182 Q423 Q424 C426 R430 C424 C425 R432 C430 R436 R431 R435 R186 ICT PQUP11142ZA FCT C410 Q406 R428 Q421 Q426 RED BLACK YERROW GREEN VR402 C618 C617 C601 C614 C113 R130 R131 R125 C652 C65...

Page 51: ...R206 R204 8 8 1 1 IC201 C203 C204 R205 R202 R207 R208 C205 C818 C815 GND SOA RESET TP2 TP1 SCK C311 WP VCC 8 1 C817 C816 IC802 R828 D904 D908 D903 D905 D906 D907 D902 D901 R827 R825 R826 D202 Q201 R2...

Page 52: ...N3 4 KIN4 5 STB1 6 STB2 7 STB3 8 STB4 9 STB5 10 STB6 11 STB7 12 STB8 13 STB9 14 STB10 15 VCC 16 SO_LED 17 NEW_NSG_LED 18 BELL_LED 19 VCC 20 NC 21 GND 22 MIC 23 NC 24 NC KIN1 KIN2 KIN3 KIN4 STB1 STB2 S...

Page 53: ...CN801 MIC 2 1 24 23 PQUP11143ZA KX TSC35MXW OPERATION BOARD COMPONENT VIEW...

Page 54: ...3 4 5 6 7 8 9 0 LED803 M2 M3 STB7 STB10 STB9 MICP MICM SP_LED VOL_DOWN VOL_UP STB4 STB3 STB2 STB5 STB1 KIN1 KIN2 KIN4 KIN3 VCC STB6 LED802 PAUSE REDIAL FLASH HOLD SP_PHONE MUTE LED801 STB8 FUNCTION N...

Page 55: ...ransmit AMP Dial Q108 Q405 Q406 T1 Q101 Q103 Ringer D1 D101 IC201 IC1 Handset AMP Sending Tone Detection Mic Speaker Mic Speaker H S Data T LINE C1 R1 R SP PHONE AMP Key Board Switch 2AP C ID PC1 KX T...

Page 56: ...ILTIN 86 AVDD 87 TIP 88 RING 89 AGND 90 VPX 91 VPP 92 RDET 93 XRT 94 DTMF 95 WDDET 96 GND 97 GND 98 HEADSET_DET 99 EEPROM_SDA 100 E 101 R W 102 D7 109 STB5 110 STB4 111 STB3 112 STB2 113 STB1 114 SEG0...

Page 57: ...0 1 NC Q192 C431 NC C308 6 3V1000 J117 NC D107 NC C116 NC Q401 C424 K0 01 R13 NC R424 330K D554 D551 R552 100K D553 R551 100K D552 R111 NC C552 K0 01 C551 K0 01 D308 R313 100K R444 15K D503 R501 330K...

Page 58: ...0 1 NC Q192 C431 NC C308 6 3V1000 J117 NC D107 NC C116 NC Q401 C424 K0 01 R13 NC R424 330K D554 D551 R552 100K D553 R551 100K D552 R111 NC C552 K0 01 C551 K0 01 D308 R313 100K R444 15K D503 R501 330K...

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