Panasonic KX-TSC10EXB Service Manual Download Page 38

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IC801

D802

R821

R801

R806

R812

R803

R802

R819

R805

R822

R808

R807

R823

Q802

Q801

KIN0

TP5

C809

C807

R810

R832

STB2

HOOK

BEEP

DTMF_DET

IN_USE

CN801

C808

C806

102

103

128

TP3

TP4

TP8

TP7

TP6

STB5

STB6

STB8

R811

R820

R814

R813

C814

C812

C816

D801

R824

C802

C810

X801

IC802

IC803

X802

C813

C805

C804

C801

C811

R833

R831

R830

C821 C820

C822

C823

KX-TSC10EXB/C/W CIRCUIT BOARD (CPU) Component View))

Summary of Contents for KX-TSC10EXB

Page 1: ...ORDER NO KM40210969C2 Telephone Equipment KX TSC10EXB KX TSC10EXC KX TSC10EXW Integrated Telephone System Black Version Blue Version White Version for Europe SPECIFICATIONS 1 ...

Page 3: ...1 BATTERY 3 ...

Page 4: ...2 LOCATION OF CONTROLS 4 ...

Page 5: ...3 DISPLAY 5 ...

Page 6: ...4 SETTINGS 4 1 Connecting the Handset Telephone Line Cord 6 ...

Page 7: ...anasonic Handset for KX TSC10EXB C W Use only a telephone line cord included in the unit If your unit is connected to a PBX which does not support Caller ID services you cannot access those services 4 2 Dial Lock 7 ...

Page 8: ...4 3 How to Release the Establishment of Dial Lock 8 ...

Page 9: ...After this procedure you will be able to establish a new password How to release the establishment of dial lock 9 ...

Page 10: ...4 4 Call Restricstion 10 ...

Page 11: ...5 OPERATIONS 5 1 Making Calls 11 ...

Page 12: ...5 2 Answering Calls 12 ...

Page 13: ...5 3 FLASH Button Note for Service When there is no battery a Flash function may not operate appropriately 6 DISASSEMBLY INSTRUCTIONS 13 ...

Page 14: ... Lower Cabinet Screws 2 6 12 A 5 2 Main P C Board FFC and Solder Main P C Board 3 CPU P C Board CPU P C Board 7 TROUBLESHOOTING GUIDE Make sure batteries are installed for proper operation before troubleshooting 7 1 Service Hints 14 ...

Page 15: ...7 2 Tone Dialing Problems handset 7 3 No Ringing Sound When Ring Signal is Input 15 ...

Page 16: ...ace In talk status SW101 become ON and Q104 base changes to high level causing Q104 Q102 to turn on and resulting in a line loop The loop current flows from D101 Q102 Q108 R114 D103 in that order 9 3 MODULE BLOCK DIAGRAM 9 3 1 Telephone Line Interface 9 3 1 1 Circuit operation On hook Q102 is open Q102 is connected as to cut DC loop current and cut the voice signal Off hook Q102 turns on thus prov...

Page 17: ...ed for to initialize the microcomputer when it incorporates batteries 9 3 2 2 Circuit operation When the batteries is inserted into the unit then the voltage is regulated by IC302 and power is supplied to the CPU The set can operate beyond point A in the circuit voltage diagram 9 4 Caller ID Detect Circuit 9 4 1 Function FSK signal The caller ID is a changeable ID which the user of a telephone cir...

Page 18: ...K Frequency Shift Keying format Data 0 is a 1200 Hz sine wave and data 1 a 2200 Hz sine wave There are two types of the message format which can be received i e the single message format and plural message format The plural message format allows to transmit the name and data code information in addition to the time and telephone number data 9 4 2 Circuit operation Caller ID Caller ID signal is sen...

Page 19: ...19 ...

Page 20: ...10 2 CPU DATA IC801 10 3 RINGER IC IC2 20 ...

Page 21: ...10 4 EEPROM IC802 1 SCK 21 ...

Page 22: ...ding action when high level input and it is possible to do reading and writing action when low level input 11 HOW TO REPLACE FLAT PACKAGE IC 11 1 Preparation SOLDER Sparkle Solder 115A 1 115B 1 or Almit Solder KR 19 KR 19RMA Soldering iron Recommended power consumption will be between 30 W to 40 W Temperature of Copper Rod 662 50 F 350 10 C An expert may handle between 60 W to 80 W iron but beginn...

Page 23: ...on along the tips of the pins while feeding enough solder to the tip so that it flows under the pins as they are heated 11 3 Modification Procedure of Bridge 1 Add a small amount of solder to the bridged pins 2 With a hot iron use a sweeping motion along the flat part of the pin to draw the solder from between the adjacent pads 12 TERMINAL GUIDE OF ICs TRANSISTORS AND DIODES 23 ...

Page 24: ...13 CABINET AND ELECTRICAL PARTS 24 ...

Page 25: ...14 ACCESSORIES AND PACKING MATERIALS 25 ...

Page 26: ...26 ...

Page 27: ...e assembly will no longer be available 2 Important safety notice Components identified by the mark indicates special characteristics important for safety When replacing any of these components only use specified manufacture s parts 3 The S mark means the part is one of some identical parts For that reason it may be different from the installed part 4 ISO code example ABS 94HB of the remarks column...

Page 28: ...EXB for KX TSC10EXC 4 PQSX10218X KEYBOARD SWITCH 19KEY for KX TSC10EXW 5 PQJE10124Z CONNECTOR FFC 6 PQKF10572W1 CABINET LOWER PS HB 7 PQKL10047Z1 STAND WALL MOUNT ABS HB 8 PQGT15693Z NAME PLATE for KX TSC10EXB 8 PQGT15632Z NAME PLATE for KX TSC10EXC 8 PQGT15628Z NAME PLATE for KX TSC10EXW 9 PQKK10105X2 LID BATTERY for KX TSC10EXB ABS HB 9 PQKK10105X5 LID BATTERY for KX TSC10EXC ABS HB 9 PQKK10105X...

Page 29: ...421 PQVTFB1A4M TRANSISTOR SI S Q422 2SD1819A TRANSISTOR SI Q481 2SD1819A TRANSISTOR SI Q501 2SB1218A TRANSISTOR SI Q502 2SD1819A TRANSISTOR SI DIODES D101 PQVDS1YB60F1 DIODE SI S D102 MA4180 DIODE SI D103 MA4030 DIODE SI D104 MA4180 DIODE SI D301 MA165 DIODE SI D302 MA165 DIODE SI D303 MA700A DIODE SI D501 MA111 DIODE SI D502 MA111 DIODE SI D503 MA111 DIODE SI D504 MA111 DIODE SI D506 MA111 DIODE ...

Page 30: ...EYJ104 100k R127 ERJ3GEYJ104 100k R301 ERJ3GEYJ105 1M R302 ERJ3GEYJ475 4 7M R303 ERJ3GEYJ105 1M R304 ERJ3GEYJ475 4 7M R401 ERJ3GEYJ103 10k R402 ERJ3GEYJ335 3 3M R403 ERJ3GEYJ392 3 9k R404 ERJ3GEYJ560 56 R405 ERJ3GEYJ333 33k R406 ERJ3GEYJ224 220k R407 ERJ3GEYJ473 47k R408 ERJ3GEYJ223 22k R409 ERJ3GEYJ123 12k R410 ERJ3GEYJ225 2 2M R411 ERJ3GEYJ222 2 2k R412 ERJ3GEYJ271 270 R413 ERJ3GEYJ562 5 6k R414...

Page 31: ...J104 100k S R552 PQ4R10XJ104 100k S R553 ERJ3GEYJ273 27k R555 ERJ3GEYJ104 100k J5 ERJ3GEY0R00 0 CAPACITORS C1 F0C2E105A037 1 C2 ECEA1HKS100 10 S C3 ECUV1C563KBV 0 056 C9 ECUV1H103KBV 0 01 C101 ECKD2H681KB 680P S C102 ECKD2H681KB 680P S C103 ECUV1H103KBV 0 01 C104 ECUV1H103KBV 0 01 C105 ECUV1H333KBV 0 033 S C106 ECEA1CKA470 47 C107 ECEA0JKA221 220 C108 ECUV1H102KBV 0 001 C110 ECUV1C563KBV 0 056 C11...

Page 32: ...20JCV 82P C501 ECKT2H152KB 0 0015 S C502 ECKT2H152KB 0 0015 S C503 ECUV1H471JCV 470P S C504 ECUV1H471JCV 470P S C505 ECUV1H680JCV 68P C506 ECUV1H222KBV 0 0022 C507 ECUV1C104KBV 0 1 C508 ECUV1C104KBV 0 1 C509 ECUV1C104KBV 0 1 C520 ECUV1H103KBV 0 01 C551 ECUV1H103KBV 0 01 C552 ECUV1H103KBV 0 01 C555 ECUV1H221JCV 220P S OTHERS SA101 PQVDDSS301L VARISTOR SURGE ABSOBER S SW1 PQSS3A17W SLIDE SWITCH SW10...

Page 33: ...3 68k R821 ERJ3GEYJ224 220k R822 ERJ3GEY0R00 0 R824 ERJ3GEYJ474 470k R830 ERJ3GEYJ332 3 3k R831 ERJ3GEYJ332 3 3k R832 ERJ3GEYJ332 3 3k R833 ERJ3GEYJ332 3 3k CRYSTAL OSCILLATORS X801 PQVCL3276N6Z CRYSTAL OSCILLATOR S X802 PQVBZTA3 58M CRYSTAL OSCILLATOR CAPACITORS C801 ECUV1H103KBV 0 01 C802 ECUV1C104KBV 0 1 C804 ECUV1H103KBV 0 01 C805 ECUV1H101JCV 100P C806 ECUV1H220JCV 22P C807 ECUV1H220JCV 22P C...

Page 34: ...r KX TSC10EXC A5 PQJXE0511Z HANDSET for KX TSC10EXW P1 PQPP10076Z PROTECTION COVER P2 PQPK13883Z GIFT BOX 16 FOR SCHEMATIC DIAGRAM 1 SW1 Hook switch 2 SW2 Ringer selector 3 DC voltage measurements are taken with electronic voltmeter from negative voltage line 4 Add 40 mA to telephone line from the loop simulator 5 Off hook condition 6 No Mack Handset Mode 7 This schematic diagram may be modified a...

Page 35: ...MATIC DIAGRAM 17 1 Main 17 2 CPU 18 CIRCUIT BOARD 18 1 Main 18 1 1 Component View 18 1 2 Flow Solder Side View 18 2 CPU 18 2 1 Component View 18 2 2 Flow Solder Side View M KXTSC10EXB KXTSC10EXC KXTSC10EXW 35 ...

Page 36: ... L102 R1 POS101 SA101 D101 J102 J1 J2 D912 D104 D911 D303 C102 C161 C101 Q103 J101 R106 R161 C302 D301 D302 C1 C501 C502 C2 C557 Q181 SW1 SW101 Q104 C111 C106 C107 J4 J8 J11 J14 J6 J7 J16 CN102 CN202 C304 J9 J30 J31 J32 J15 2 1 3 J12 J13 J33 J3 BLACK RED GREEN YELLOW H S_JACK C420 C409 VR401 KX TSC10EXB C W CIRCUIT BOARD Main Component View ...

Page 37: ...R123 R556 R121 IC302 1 C303 D909 D905 D901 D902 D903 D904 D906 D907 D908 D910 R301 R303 C431 C482 C432 R432 R109 Q107 R554 C481 R482 R481 R553 C483 R167 Q183 R119 R402 C520 C402 R401 R425 R118 R115 C110 R116 R113 C113 C108 R107 R117 R112 C103 C105 C104 C423 R423 R424 R421 Q421 R422 C421 R420 R426 R428 C426 Q422 C424 C422 C401 R403 R166 R485 Q182 Q406 C404 Q407 Q408 Q481 R409 R408 R407 R405 R486 R4...

Page 38: ...2 64 39 STB2 HOOK BEEP 34 33 38 DTMF_DET 65 IN_USE CN801 C808 C806 102 103 1 128 TP3 TP4 TP8 TP7 TP6 1 1 1 2 STB5 STB6 STB8 R811 R820 R814 R813 C814 C812 C816 D801 R824 C802 C810 X801 IC802 IC803 X802 C813 C805 C804 C801 C811 R833 R831 R830 C821 C820 C822 C823 KX TSC10EXB C W CIRCUIT BOARD CPU Component View ...

Page 39: ...LCD1 KX TSC10EXB C W CIRCUIT BOARD CPU Flow Sloder Side View ...

Page 40: ... Line ON OFF Q108 Q401 Q403 Q105 Q104 Ringer D101 IC2 Handset AMP Sending Mic Speaker H S T LINE C1 R1 R Key Board Switch C ID PC1 KX TSC10EXB C W BLOCK DIAGRAM Q422 Ringer IC803 Q801 IC302 3 7V IC301 D302 D303 Battery Battery Low CPU CPU Reset VDD STOP 2AP ...

Page 41: ...IAL LEFT 8 FLASH 6 D903 4 D901 3 0 D902 RIGHT 1 7 DIAL_LOCK ENTER CLEAR UP 9 NC C553 R553 27K NC R554 NC C554 C407 K0 1 R411 2 2K R412 270 R410 2 2M Q403 C482 K390P D907 D905 D908 TP401 TP402 TP403 5 2 D909 D910 C555 220P R555 100K STB1 KIN1 KIN0 KIN2 STB4 STB3 STB2 KIN3 JJ401 HANDSET _JACK 4 SP 3 MIC 2 MIC 1 SP STB5 STB6 STB8 VR481 NC 1 2 3 100 R420 C425 K1000P R481 NC Q481 R485 10K C420 6 3V33 V...

Page 42: ...01 C552 K0 01 D551 R551 100K D552 R108 1 5M C506 K2200P C507 K0 1 C304 6 3V220 J101 Q102 100K R105 Q104 3 3K R106 68K R104 Q103 R107 100K J102 R154 NC R502 330K R503 470K C503 K470P C504 K470P Q105 S D G C301 K0 1 D303 R302 4 7M R304 4 7M L101 100u L102 100u IC301 1 VOUT 2 VDD 3 VSS 4 NC 5 NC R515 10K C508 K0 1 C303 K0 1 C103 K0 01 D501 R501 330K R508 3 3M C505 68P BATTP C302 6 3V1000 R514 47K C2 ...

Page 43: ...01 C552 K0 01 D551 R551 100K D552 R108 1 5M C506 K2200P C507 K0 1 C304 6 3V220 J101 Q102 100K R105 Q104 3 3K R106 68K R104 Q103 R107 100K J102 R154 NC R502 330K R503 470K C503 K470P C504 K470P Q105 S D G C301 K0 1 D303 R302 4 7M R304 4 7M L101 100u L102 100u IC301 1 VOUT 2 VDD 3 VSS 4 NC 5 NC R515 10K C508 K0 1 C303 K0 1 C103 K0 01 D501 R501 330K R508 3 3M C505 68P BATTP C302 6 3V1000 R514 47K C2 ...

Page 44: ...STB1 13 STB8 14 STB7 15 VOL3 16 VOL2 17 VOL1 18 BATT OUT 19 BATT LOW 20 BEEP 21 DTMF 22 RX MUTE 23 CW 24 TX MUTE 25 LINE SEIZ 120K 26 PULSE 27 INUSE LINE DET2 28 BELL 29 HOOK 30 DTMF DET 31 LINE DET1 32 NC 33 TIP 34 RING C805 J100P R805 390K IC803 2 5V VCC VOUT NC GND 100K R812 Q801 K0 033 C812 22K R813 D801 100K R811 68K R819 C813 K0 1 R814 100K D802 NC R821 220K R820 NC C814 K0 1 C815 NC IC802 1...

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