Panasonic KX-TC1868B Скачать руководство пользователя страница 73

Страница: 73 / 87

Ref.

No.

Part No.

Part Name & Description

Remarks

PQHG10527Y

RUBBER SHEET

PQHR10726Z

LCD HOLDER

PQHR10727Z

LCD PLATE

PQHR10739Z

SP HOLDER

PQHS10410Y

DOUBLE SIDE TAPE

PQHS10425Z

SP SPONGE

PQHX10862Z

LCD COVER SHEET

PQHX10955Z

LCD SHEET

PQHX10959Z

CUSHION

PQJT10158Z

CHARGE TERMINAL

PQJT10159Z

CHARGE TERMINAL

PQKE10099Z1

EARPHONE CAP

PQKF10312Z1

REAR CABINET

PQKK10099Z1

BATTERY COVER

PQKM10417V4

FRONT CABINET

PQP508SVC

BATTERY

PQSA10102X

ANTENNA

PQSX10134Z

KEYBOARD SWITCH

PQHX10934Z

SHEET

PQQT22108Z

PRODUCTION LABEL

PQHG10602Z

RUBBER

23.2.2. MAIN P.C. BOARD PARTS

Ref.

No.

Part No.

Part Name & Description

Remarks

PCB100

PQWPTC1871BR

MAIN P.C.BOARD ASS´Y (RTL)

(for

KX-TC1868B)

(for

KX-

TC1871B)

PCB100

PQWPTC1872BR

MAIN P.C.BOARD ASS´Y (RTL)

(for KX-TC1872B)

(ICS)

IC201

PQVI16107ACA

IC202

PQWITC1871BR

IC (for KX-TC1868B, KX-
TC1871B)

IC202

PQWITC1872BR

IC (for KX-TC1872B)

IC203

PQVIC62FP33M

IC204

PQVIXCP3002M

IC205

PQVIC61CN32N

(TRANSISTORS)

Q201

PQVTDTC143E

TRANSISTOR(SI)

Q202

PQVTDTC143E

TRANSISTOR(SI)

Q203

PQVTDTA143TU

TRANSISTOR(SI)

Q204

2SA1797Q

TRANSISTOR(SI)

Q205

2SD1819A

TRANSISTOR(SI)

Q206

PQVTDTC143E

TRANSISTOR(SI)

Q207

2SD1819A

TRANSISTOR(SI)

Q208

PQVTD123T146

TRANSISTOR(SI)

Q209

PQVTD123T146

TRANSISTOR(SI)

Q210

UN521

TRANSISTOR(SI)

Q211

PQVTDTA143TU

TRANSISTOR(SI)

(DIODES)

D201

MA2ZD1400

DIODE(SI)

D202

MA2ZD1400

DIODE(SI)

D203

MA111

DIODE(SI)

D206

PQVDS1ZB60F1

DIODE(SI)

D209

MA111

DIODE(SI)

D210

MA111

DIODE(SI)

D212

MA8150

DIODE(SI)

D213

MA8150

DIODE(SI)

(LEDS)

LED201

PQVDSML310MT

LED

Ref.

No.

Part No.

Part Name & Description

Remarks

LED202

PQVDSML310MT

LED

LED203

PQVDSML310MT

LED

LED204

PQVDSML310MT

LED

LED205

PQVDSML310MT

LED

LED206

PQVDSML310MT

LED

LED207

PQVDSML310MT

LED

(COILS)

L201

MQLRE15NJF

COIL

L203

PQLQR3FL121

COIL

L204

PQLQR3FL121

COIL

L205

PQLQR3FL121

COIL

(CONNECTORS)

CN201

PQJS22B11Z

CONNECTOR

CN202

PQJP2D13Z

CONNECTOR

CN203

PQJJ1J007Z

JACK

(OTHERS)

E101

PQEFBC12111B

BUZZER

E102

PQJM147Z

MICROPHONE

PQJT10152Z

CHARGE TERMINAL

PQJT10152Z

CHARGE TERMINAL

PQJT10152Z

CHARGE TERMINAL

PQJT10152Z

CHARGE TERMINAL

PQJT10152Z

CHARGE TERMINAL

PQJT10152Z

CHARGE TERMINAL

X201

PQVCI4096N3Z

CRYSTAL OSCILLATOR

(RESISTORS)

R201

ERJ3GEYJ331

330

R202

ERJ3GEYJ331

330

R203

ERJ3GEYJ331

330

R204

ERJ3GEYJ331

330

R205

ERJ3GEYJ101

100

R206

ERJ3GEYJ101

100

R207

ERJ3GEYJ101

100

R209

ERJ3GEYJ104

100k

R210

ERJ3GEYJ104

100k

R211

ERJ3GEYJ104

100k

R212

ERJ3GEYJ101

100

R213

ERJ3GEYJ101

100

R217

ERJ3GEYF434

430k

R218

ERJ3GEYF824

820k

R220

ERJ3GEYJ474

470k

R221

ERJ3GEYJ103

10k

R222

ERJ3GEYJ101

100

R223

ERJ3GEY0R00

R224

ERJ3GEYJ103

10k

R225

ERJ3GEYJ472

4.2k

R226

ERJ3GEYJ123

12k

R227

ERJ3GEYJ473

47k

R228

ERJ3GEYJ224

220k

R229

ERJ3GEYJ102

R230

ERJ3GEYJ102

R231

ERJ3GEYJ102

R232

ERJ3GEYJ103

10k

R233

ERJ3GEY0R00

R234

ERJ3EKF2204

R235

ERJ3EKF2204

R236

ERJ3GEYJ102

R241

ERJ3GEY0R00

R242

ERJ3GEYJ180

R243

ERJ3GEYJ180

R244

ERJ3GEYJ473

47k

KX-TC1868B / KX-TC1871B / KX-TC1872B

Содержание KX-TC1868B

Страница 1: ...ctric Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law KX TC1868B KX TC1871B KX TC1872B 900MHz Cordless Answering System Black Version for U S A Telephone Equipment ORDER NO KM40008667C1 F11 ...

Страница 2: ...W CIRCUIT OPERATION Handset 59 16 CPU DATA Base Unit 62 17 CPU DATA Handset 63 18 EXPLANATION OF IC TERMINALS RF Unit 64 19 HOW TO REPLACE FLAT PACKAGE IC 65 20 CABINET AND ELECTRICAL PARTS Base Unit 66 21 CABINET AND ELECTRICAL PARTS Handset 67 22 ACCESSORIES AND PACKING MATERIALS 68 23 REPLACEMENT PARTS LIST 69 24 FOR SCHEMATIC DIAGRAM 75 25 CIRCUIT BOARD RF Unit 76 26 SCHEMATIC DIAGRAM RF Unit ...

Страница 3: ... charged Within about 10 feet 3 m 1 STANDARD BATTERY LIFE While in use TALK near the base unit Up to about 6 hours away from the base unit Up to about 4 hours While not in use Stand By Up to about 14 days 3 KX TC1868B KX TC1871B KX TC1872B ...

Страница 4: ...2 LOCATION OF CONTROLS Base unit Handset 4 KX TC1868B KX TC1871B KX TC1872B ...

Страница 5: ...oth the handset and the base unit show you instructions and information on the displays These display prompts are shown below 3 1 Common prompts for the handset and the base unit 5 KX TC1868B KX TC1871B KX TC1872B ...

Страница 6: ...3 2 Handset only 6 KX TC1868B KX TC1871B KX TC1872B ...

Страница 7: ...3 3 Base unit only 7 KX TC1868B KX TC1871B KX TC1872B ...

Страница 8: ...The AC adaptor must remain connected at all times It is normal for the adaptor to feel warm during use If your unit is connected to a PBX which does not support Caller ID and voice mail services you cannot access those services 8 KX TC1868B KX TC1871B KX TC1872B ...

Страница 9: ...4 1 Adding Another Phone This unit will not function during a power failure To connect a standard telephone on the same line use the Panasonic T adaptor KX J66 9 KX TC1868B KX TC1871B KX TC1872B ...

Страница 10: ...5 1 Making Calls 5 OPERATION 5 1 1 With the Handset 10 KX TC1868B KX TC1871B KX TC1872B ...

Страница 11: ...11 KX TC1868B KX TC1871B KX TC1872B ...

Страница 12: ...5 1 2 With the Base Unit 12 KX TC1868B KX TC1871B KX TC1872B ...

Страница 13: ...13 KX TC1868B KX TC1871B KX TC1872B ...

Страница 14: ...utton on the base unit flashes quickly If you subscribe to a Caller ID service the calling party information will be displayed after the first ring In order to view the Caller ID information please wait until the second ring to answer a call 5 2 2 With the Base Unit 14 KX TC1868B KX TC1871B KX TC1872B ...

Страница 15: ...5 3 1 Setting the Unit to Answer Calls 5 3 Automatic Answering Operation 15 KX TC1868B KX TC1871B KX TC1872B ...

Страница 16: ...5 4 Listening to Messages 16 KX TC1868B KX TC1871B KX TC1872B ...

Страница 17: ...5 4 1 During playback 17 KX TC1868B KX TC1871B KX TC1872B ...

Страница 18: ...6 DISASSEMBLY INSTRUCTIONS 18 KX TC1868B KX TC1871B KX TC1872B ...

Страница 19: ... X 12 B X 1 Screws 3 X 8 C X 3 4 Battery Cover Remove the Battery Cover 5 Rear Cabinet Screws 2 6 X 12 D X 2 Screw 2 6 X 12 E X 1 6 Main P C Board Screws 2 6 X 8 F X 2 Remove the lead Remove the P C Board Note 1 After removing 2 screws D insert a driver into 1 and pull it outside of the cabinet 19 KX TC1868B KX TC1871B KX TC1872B ...

Страница 20: ...7 ASSEMBLY INSTRUCTIONS 7 1 Asseembly the LCD to P C Board Base Unit 20 KX TC1868B KX TC1871B KX TC1872B ...

Страница 21: ... P C Board Handset 7 3 Adjustment to prevent the cabinet from opening at dropping Stick the rubber on the front cabinet as shown in the figure to prevent the cabinet from opening at dropping 21 KX TC1868B KX TC1871B KX TC1872B ...

Страница 22: ...8 TROUBLESHOOTING GUIDE 22 KX TC1868B KX TC1871B KX TC1872B ...

Страница 23: ...8 1 Check Power 23 KX TC1868B KX TC1871B KX TC1872B ...

Страница 24: ...8 2 Error Message Table NOTE Flash memory is IC751 DSP is IC501 24 KX TC1868B KX TC1871B KX TC1872B ...

Страница 25: ...8 4 Check Playback 8 3 Check Record 25 KX TC1868B KX TC1871B KX TC1872B ...

Страница 26: ...8 5 Check Sp phone Voice Transmission 8 6 Check Sp phone Voice Reception 26 KX TC1868B KX TC1871B KX TC1872B ...

Страница 27: ...8 7 Check Battery Charge 27 KX TC1868B KX TC1871B KX TC1872B ...

Страница 28: ...8 8 Check Link 28 KX TC1868B KX TC1871B KX TC1872B ...

Страница 29: ...e base unit and the TX signal from handset to base is very small Procedure First place handset jig on base under test to charge exchange security code press CLEAR and then TALK to operate The LCD will show TALK and TEST This means that the base unit sensitivity is OK In TALK mode LCD display change to TALK TEST or TALK on TEST POWER mode or NORMAL POWER mode HS JIG becomes NORMAL POWER mode immedi...

Страница 30: ...t from base after you hear a beep press LOCATOR on base unit red LED lights Press TALK button on handset and if it links with the base then this handset sensitivity is OK BS JIG becomes NORMAL POWER mode immediately after the power supply turning on NOTES 1 If when setting the base to TEST SUPER LOW mode if handset beeps 3 times and the LCD shows No link to base Place on cradle and try again press...

Страница 31: ...8 9 3 RF Check Flowchart Details of confirmation items are following in 8 9 4 Check Table for RF Block 31 KX TC1868B KX TC1871B KX TC1872B ...

Страница 32: ...TX carrier frequency 1CH 906MHz Check point 1 Adjust frequency by VC101 3 2 Check X101 oscillator Circuit 1 Adjust frequency by VC101 3 2 Check X101 oscillator Circuit 4 TX Power confirmation Procedure 1 Put RF wire to ANT and ANT_GND See 9 4 Base Unit Reference Drawing Connect this wire Marconi or Spectrum Analyzer 2 Set Test mode Continuos Send Low Power 3 3 Confirm TX power level within 3 5dBm ...

Страница 33: ...8 9 5 RF DSP interface signal wave form 33 KX TC1868B KX TC1871B KX TC1872B ...

Страница 34: ...8 10 Check Handset Voice Transmission 8 11 Check Handset Voice Reception NOTE When checking the RF UNIT Refet to 8 9 Check the RF Unit 34 KX TC1868B KX TC1871B KX TC1872B ...

Страница 35: ...8 12 Check Call ID 35 KX TC1868B KX TC1871B KX TC1872B ...

Страница 36: ...9 TEST MODE AND ADJUSTMENT 9 1 Test mode flow chart for Base Unit 1 See 9 4 Base Unit Reference Drawing 2 Special check method for Base Unit individually 36 KX TC1868B KX TC1871B KX TC1872B ...

Страница 37: ...9 2 Test mode flow chart for Handset 1 See 9 5 Handset Reference Drawing 2 Special check method for Handset individually 37 KX TC1868B KX TC1871B KX TC1872B ...

Страница 38: ...mation and adjustment is made under the Continuous Send mode of TEST MODE Adjust the TX carrier CW frequency on the RF unit Equipment Frequency counter TP for adjustment TP_ANT Adjustment point VC101 RF unit Adjustment range 906 000 0 002 MHz 1ch 9 4 Base Unit Reference Drawing COMPONENT VIEW ANT GND ANT Line A Line B VC101 10ch 1ch TEST 38 KX TC1868B KX TC1871B KX TC1872B ...

Страница 39: ...9 5 Handset Reference Drawing HANDSET COMPONENT VIEW ANT GND 100 MIC MIC TEST PULL UP 10 10 ANT VC101 SP SP 39 KX TC1868B KX TC1871B KX TC1872B ...

Страница 40: ...ency Table 10 2 Time Division Duplex TDD operation Transmission reception between the base unit and handset is performed by time sharing as shown in Fig 7 1 slot time of transmission and reception is 1mS Same frequency is used in transmitting and receiving The figure shows an example the frequency of 3ch is used in transmitting between the base unit and handset Fig 7 40 KX TC1868B KX TC1871B KX TC...

Страница 41: ... 16 bit Preamble field An 8 bit Data Channel field An 8 bit Sync Word A 64 bit ADPCM Payload 10 3 Spread Spectrum Transmission and reception are operated using the spread spectrum method DSS Digital Spread Spectrum Mixing the original signal with the pseudo random noise code PN code works the spread spectrum In this system PN code is 15 chip Although the band width is spread fifteen times the powe...

Страница 42: ...and the balun T101 to perform the de spread then input to DSP IC201 DSP performs ADPCM decoding to convert the signal into the voice signal then it is output to the speaker Transmission The voice signal input from the microphone is led to DSP IC201 The DSP generates ADPCM signal As well as the reception it is converted into the RF signal by RFIC IC101 Passing through the balun T101 and filter F102...

Страница 43: ...10 5 EXPLANATION OF BBIC DATA COMMUNICATION 10 5 1 Calling 10 5 2 To Terminate Communication 10 5 3 Ringing 43 KX TC1868B KX TC1871B KX TC1872B ...

Страница 44: ...11 TERMINAL GUIDE OF IC S TRANSISTORS AND DIODES 11 1 Base Unit 11 2 Handset 44 KX TC1868B KX TC1871B KX TC1872B ...

Страница 45: ...12 BLOCK DIAGRAM Base Unit KX TC1868B KX TC1871B KX TC1872B 45 ...

Страница 46: ...EW CIRCUIT OPERATION Base Unit 13 1 SP PHONE RX Circuit Circuit Operation Telephone Line T R Q131 C463 R448 C442 R464 C441 pin 38 of IC501 pins 32 and 33 of IC501 Speaker 46 KX TC1868B KX TC1871B KX TC1872B ...

Страница 47: ... same line is OFF HOOK while the unit is in a receiving status or OGM transmitting status Circuit Operation The voltage pin 40 of IC501 is monitored If a parallel connected telephone is put into an 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 tha parallel connected telephone is OFF HOOK status the line is ...

Страница 48: ...5 V by IC301 The voltage at point B is dropped by D306 and D307 to 4 1 V The voltage at point C is dropped by D511 to 3 8 V The voltage at point D is dropped by Q304 to 4 3V The voltage at point E is dropped by Q312 Q601 to 4 1V 13 5 DTMF Signal When the DTMF data from the Handset is received the DTMF signal is output from pin 36 of IC501 and sent to the line through Q131 48 KX TC1868B KX TC1871B ...

Страница 49: ...e audio signal output from IC501 36 and is input to telephone line 13 7 Line Receiving Signal The audio signal from line passes through Q106 and IC702 and the signal is input to pin 96 of IC502 BBIC IC502 modulates the input audio signal to output to the RF unit 49 KX TC1868B KX TC1871B KX TC1872B ...

Страница 50: ...er ID from the telephone exchange is sent during the interval between the first 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 2200 Hz sine wave There are two type of the message format which can be received i e the single message format and plural messa...

Страница 51: ...formation to decide whether to take the new call Function The CAS signal flows from T R R111 R112 collector C111 C112 IC501 pins 41 43 and the ACK DTMF signal is returned to the telephone exchange The telephone exchange that received the ACK can send the data in the same manner as the caller ID If the unit deems that a telephone connected in parallel is in use ACK is not returned even if CAS is re...

Страница 52: ... by detecting changes in the T R voltage Circuit Operation Parallel connection detection when on hook When on hook Q115 is ON the voltage is monitored pin 40 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 Q115 is OFF the voltage is monitored ...

Страница 53: ... MEMORY IC751 which is used for stored voice messages and synthesized voice Voice Message Recording The DSP system use a proprietary speech compression technique to record and store voice message in FLASH MEMORY IC751 An error correction algorithm is used to enable playback of these messages from the FLASH MEMORY IC751 DTMF Detection The DTMF detection is implemented by the DSP system in software ...

Страница 54: ...ting Recording Circuit Circuit Operation MIC C724 C725 C726 R726 pin 47 of IC501 13 12 Greeting Play Back Circuit Circuit Operation pin36 of IC501 R431 C432 C433 Telephone Line 54 KX TC1868B KX TC1871B KX TC1872B ...

Страница 55: ...Recording Circuit Circuit Operation Telephone Line Q131 C463 R448 C442 R464 C441 pin 32 and 33 of IC501 13 14 ICM Play Circuit Circuit Operation pins 32 and 33 of IC501 Speaker 55 KX TC1868B KX TC1871B KX TC1872B ...

Страница 56: ...ntly in an on hook condition l SPECIFICATIONS In the on hook state idle the current flows between the telephone line and the unit is as follows T L101 R103 C103 R106 C104 R104 L102 PO101 R The DC component is blocked by C103 C104 thereby providing an on hook condition The AC interface impedance is over 47 kΩ thus satisfying the telephone company requirements 13 16 Intercom Mode 1 When the base uni...

Страница 57: ...ocomputer when it incorporates an AC adaptor Circuit Operation When the AC Adaptor is inserted into the unit then the voltage is shifted by IC301 D306 and power is supplied to the DSP The set can operate beyond point A in the circuit voltage diagram 57 KX TC1868B KX TC1871B KX TC1872B ...

Страница 58: ...14 BLOCK DIAGRAM Handset 58 KX TC1868B KX TC1871B KX TC1872B ...

Страница 59: ...t Ni Cd battery is connected to CN202 When the handset is put on the cradle of the base unit the power is supplied from CHARGE1 and CHARGE2 terminals to charge the battery Q207 detects the voltage of CHARGE1 and CHARGE2 terminals then the handset makes ID code setting with the base unit 59 KX TC1868B KX TC1871B KX TC1872B ...

Страница 60: ...ignal The voice signal from the microphone input to pin 42 CIDIP and pin 41 CIDIN of IC201 DSP CN203 is the headphone jack When the headphone is connected the Q206 detect it The input from the microphone of the handset CIDIN CIDIP is cut and the microphone signal from the headphone is input to pin 47 of IC201 HMIN Also the power for the microphone is supplied from Q211 and the power is turned OFF ...

Страница 61: ...P as the voice signal SPN is the inverse output of SPP and the speaker is driven by SPN and SPP CN203 is the headphone jack When the headphone is connected to this jack the output to the speaker of the handset SPN SPP is cut and the voice signal is output to the headphone HSOUT only 61 KX TC1868B KX TC1871B KX TC1872B ...

Страница 62: ...16 CPU DATA Base Unit 16 1 IC501 62 KX TC1868B KX TC1871B KX TC1872B ...

Страница 63: ...17 CPU DATA Handset 17 1 IC201 63 KX TC1868B KX TC1871B KX TC1872B ...

Страница 64: ...18 EXPLANATION OF IC TERMINALS RF Unit 18 1 IC101 64 KX TC1868B KX TC1871B KX TC1872B ...

Страница 65: ... gravity 0 863 Original flux will be replaced daily 19 2 Procedure 1 Temporary fix FLAT PACKAGE IC by soldering on two marked 2 pins Most important 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 iron 19 3 Modification Procedure of Bridge 1 Re solder ...

Страница 66: ...20 CABINET AND ELECTRICAL PARTS Base Unit 66 KX TC1868B KX TC1871B KX TC1872B ...

Страница 67: ...21 CABINET AND ELECTRICAL PARTS Handset 67 KX TC1868B KX TC1871B KX TC1872B ...

Страница 68: ...22 ACCESSORIES AND PACKING MATERIALS 68 KX TC1868B KX TC1871B KX TC1872B ...

Страница 69: ...NEL S 6 PQGT14422Z NAME PLATE for KX TC1868B Ref No Part No Part Name Description Remarks 6 PQGT14423Z NAME PLATE for KX TC1871B 6 PQGT14406Z NAME PLATE for KX TC1872B 7 PQHG10606Z CUSHION SPONGE 8 PQHR10755Z LCD HOLDER 9 PQHS10446Z DOUBLE SIDE TAPE 10 PQHS10452Z DOUBLE SIDE TAPE 11 PQHS10453Z TAPE 12 PQKM10439X1 UPPER CABINET S 13 PQQT22085Z TAM LABEL 14 PQSA10095Z ANTENNA 15 PQSX10136Z RUBBER SW...

Страница 70: ...VARISTOR SA102 PQVDDSS301L VARISTOR RESISTOR ARRAYS RA702 EXRV8V221JV RESISTOR ARRAY RA761 EXRV8V221JV RESISTOR ARRAY RA901 EXRV8V000 RESISTOR ARRAY RA902 EXRV8V000 RESISTOR ARRAY RA903 EXRV8V000 RESISTOR ARRAY OTHERS E1 PQJM147Z MICROPHONE E2 PQMG10023Z CUSHION RUBBER MIC E3 KRCBG130714 FELIGHT CORE G601 PQJT10152Z CHARGE TERMINAL G602 PQJT10152Z CHARGE TERMINAL G603 PQJT10152Z CHARGE TERMINAL G6...

Страница 71: ...62 ERJ3GEYJ821 820 R763 ERJ3GEYJ221 220 R764 ERJ3GEYJ821 820 R765 ERJ3GEYJ221 220 R766 ERJ3GEYJ821 820 R771 ERJ3GEYF824 820k R772 ERJ3GEYF474 470k R777 ERJ3GEYJ104 100k Ref No Part No Part Name Description Remarks R779 ERJ3GEYJ103 10k R782 ERJ3GEYJ102 1k C433 ERJ3GEYJ822 8 2k J1 PQ4R18XJ000 0 S J2 ERJ3GEY0R00 0 J6 PQ4R18XJ000 0 S J900 ERJ3GEY0R00 0 J901 PQ4R18XJ000 0 S J902 PQ4R10XJ000 0 S J903 PQ...

Страница 72: ...C775 ECUV1C104ZFV 0 1 C776 ECUV1C104ZFV 0 1 Ref No Part No Part Name Description Remarks C777 ECUV1A474KBV 0 47 C778 ECUV1A474KBV 0 47 C779 ECUV1H471JCV 470P S C780 ECUV1C473KBV 0 047 C781 ECUV1C473KBV 0 047 C783 ECUV1H330JCV 33P C791 ECUV1H681JCV 680P S C792 ECUV1H681JCV 680P S C793 ECUV1H681JCV 680P S C794 ECUV1H681JCV 680P S C795 ECUV1H471JCV 470P S C796 ECUV1H471JCV 470P S C797 ECUV1H471JCV 47...

Страница 73: ... SI D203 MA111 DIODE SI D206 PQVDS1ZB60F1 DIODE SI D209 MA111 DIODE SI D210 MA111 DIODE SI D212 MA8150 DIODE SI D213 MA8150 DIODE SI LEDS LED201 PQVDSML310MT LED Ref No Part No Part Name Description Remarks LED202 PQVDSML310MT LED LED203 PQVDSML310MT LED LED204 PQVDSML310MT LED LED205 PQVDSML310MT LED S LED206 PQVDSML310MT LED S LED207 PQVDSML310MT LED S COILS L201 MQLRE15NJF COIL L203 PQLQR3FL121...

Страница 74: ...4ZFV 0 1 C234 ECUV1A224KBV 0 22 C236 ECUV1H060DCV 6P S C237 ECUV1H060DCV 6P S C239 ECUV1H103KBV 0 01 C249 ECST0GY226 22 C255 ECUV1A224KBV 0 22 C267 ECST0JX226 22 C269 ECUV1H330JCV 33P C270 ECST0JY475 4 7 C274 ECUV1C104ZFV 0 1 C277 ECUV1C563KBV 0 056 C279 ECUV1H010CCV 1P C280 ECUV1C104ZFV 0 1 C284 ECUV1H330JCV 33P C286 ECUV1H330JCV 33P C287 ECUV1C104ZFV 0 1 C288 ECUV1H330JCV 33P Ref No Part No Part...

Страница 75: ...s schematic diagram may be modified at any time with the development of new technology 24 2 Handset 30 SCHEMATIC DIAGRAM Handset Notes 1 DC voltage measurements are taken with an oscilloscope or a tester with a ground 2 The schematic diagrams and circuit board may be modified at any time with the development of new technology 75 KX TC1868B KX TC1871B KX TC1872B ...

Страница 76: ... C111 GND GND TX_ADPCMI RX_ADPCMO PCM_SYNC PCM_BCLK IRQ OPEN MCU CLK SPI_ALE SPI_EN GND GND SPI_CLKIN SPI_DIN SPI_DOUT GND VRF2 GND GND GND PWRDIN OPEN PCMCLK GND VRF1 ANT C107 C135 C117 R116 R114 R113 C134 C132 C131 C128 R131 C127 R130 C126 R129 C125 R107 R127 R105 VC101 R121 C124 C116 R122 IC101 C113 C121 C104 C106 T101 F102 C101 C102 C103 C105 L107 C115 C118 GND GND OPEN GND 76 KX TC1868B KX TC...

Страница 77: ...26 SCHEMATIC DIAGRAM RF Unit TX RX IC101 26 1 MEMO KX TC1868B KX TC1871B KX TC1872B 77 ...

Страница 78: ...KX TC1868B KX TC1871B KX TC1872B 78 ...

Страница 79: ...07 R726 C727 R727 R411 C446 C444 C413 R412 R414 R542 Q304 D515 R321 R715 Q321 D715 D716 D717 D321 MICP R344 C724 R336 R335 IC331 R334 R722 R724 C726 R332 R903 R331 C332 C342 Q342 Q341 R345 J900 Q343 MICM R413 C412 L515 J2 R443 C443 Q753 R461 C441 R442 R415 C415 C470 D445 C782 R779 C463 C781 R782 J903 R465 C465 R446 C442 C445 R444 R702 C783 C411 L902 L901 J910 R708 R707 C735 R752 C701 D371 E C B IC...

Страница 80: ...27 2 Flow Solder Side View KX TC1868B KX TC1871B KX TC1872B 80 ...

Страница 81: ...K Rx 51dBm 600Ω 1 1KHz 4 2V 215mV 730mV 4 1V 4 5V 4 5V 4 2V 3 6V 10 5V 7 6V 10 5V 7 7V 7 4V 4 2V 960mVp p 255mVp p 760mVp p 105mVp p 175mVp p 85mVp p 22mVp p 1000mVp p Output 140mVp p 25dBm 600Ω Input 1 1kHz IC751 IC501 NC is the part not used KX TC1868B KX TC1871B KX TC1872B 81 ...

Страница 82: ...KX TC1868B KX TC1871B KX TC1872B 82 ...

Страница 83: ...29 CIRCUIT BOARD Handset C294 IC201 IC202 IC204 IC205 IC203 KX TC1868B KX TC1871B KX TC1872B 83 ...

Страница 84: ...KX TC1868B KX TC1871B KX TC1872B 84 ...

Страница 85: ... 3 3V 3 0V 140mVp p 2 4V 490mVp p 90mVp p Headset TX RX 43dBm 600 Headset Input 1 1kHz Input 1 1kHz 18mVp p 45dBm 600 0 45V 3 0V C294 0 01u 0 01u 120n 120n 10K 12K 0 056u NC is the part not used IC201 IC202 IC204 IC203 IC205 KX TC1868B KX TC1871B KX TC1872B 85 ...

Страница 86: ...KX TC1868B KX TC1871B KX TC1872B 86 ...

Страница 87: ...87 KX TC1868B KX TC1871B KX TC1872B M W KXTC1868B KXTC1871B KXTC1872B Printed in Japan ...

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Содержание KX-TC1868B

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Panasonic KX-TC1868B, Руководство по обслуживанию, Страница: 73 / 87

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Содержание KX-TC1868B

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