Panasonic KX-TG2650N Service Manual Download Page 97

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Summary of Contents for KX-TG2650N

Page 1: ...ORDER NO KM40009704C1 F12 Telephone Equipment KX TG2650N 2 4GHz Digital Cordless Phone Champagne gold Version for U S A SPECIFICATIONS ...

Page 2: ...1 LOCATION OF CONTROLS 1 1 Base Unit 2 ...

Page 3: ...1 2 Handset 3 ...

Page 4: ...2 DISPLAYS Both the handset and the base unit show you instructions and information on the displays These display prompts are shown below 2 1 Common Prompts for the Handset and the Base Unit 4 ...

Page 5: ...3 SETTINGS 3 1 Connections 5 ...

Page 6: ...PQLV10 Order No PQWATG2650N 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 services you cannot access those services 6 ...

Page 7: ...3 2 Battery Charge 3 2 1 Battery Strength 3 2 2 Recharge 3 2 3 Battery Information 7 ...

Page 8: ...3 3 Selecting the Dialing Mode 8 ...

Page 9: ...3 4 Selecting the Line Mode 9 ...

Page 10: ...4 OPERATION 4 1 Making Calls 4 1 1 With the Handset 10 ...

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Page 13: ...4 1 2 With the Base Unit Digital Duplex Speakerphone 13 ...

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Page 15: ...4 2 Answering Calls 15 ...

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Page 17: ...mation will be shown on the handset and base unit displays after the first ring The unit can record information of up to 50 different callers in the Caller List The Caller List information is sorted by the most recent to the oldest call When the 51st call is received the first call is deleted Using the list you can automatically call back a caller You can store the callers names and 17 ...

Page 18: ...scribe to both Caller ID and Call Waiting services when a second call is received while talking the new caller s name and phone number will be displayed 4 4 1 How caller information is displayed when a call is received 4 4 2 To check the number of new calls 18 ...

Page 19: ...4 4 3 Viewing the Caller List 19 ...

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Page 21: ...4 4 4 Calling Back from the Caller List 4 4 5 Editing the Caller s Phone Number 4 4 5 1 With the handset 21 ...

Page 22: ...4 4 5 2 With the base unit 22 ...

Page 23: ...4 4 6 Storing Caller List Information in the Directory 23 ...

Page 24: ...4 4 7 Erasing Caller List Information 24 ...

Page 25: ...5 DISASSEMBLY INSTRUCTIONS 25 ...

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Page 27: ...14 4 2 Main P C Board Remove the P C Board 3 Operational P C Board Screws 2 6 8 7 4 Battery Cover Remove the Battery Cover 5 Rear Cabinet Screws 2 8 2 6 Main P C Board Remove the P C Board 6 ASSEMBLY INSTRUCTIONS 6 1 Assembly the LCD to P C Board Base Unit 27 ...

Page 28: ...6 2 Assembly the LCD to P C Board Handset 28 ...

Page 29: ...acing HS RF 1 unit 1 Remove speaker cables of LCD unit on HS main board And remove LCD unit 2 Remove solder on six legs of RF unit 3 Take tape off on wire 4 Remove Capacitor with wire on RF unit 5 Take tape off on RF shield case 6 Remove solder on all pads of RF unit 29 ...

Page 30: ...l pads of RF unit 9 Stick tape on RF pads like figure below 10 Put and solder a capacitor with wire at specified pads See CIRCUIT BOARD Handset 11 Stick tape on wire 12 Solder six Rf legs 13 Put LCD unit and solder speaker wire NOTE Speaker wire has polarity HS RF Service Parts No PQWPTG2650KT RF BLOCK KIT 7 TROUBLESHOOTING GUIDE 30 ...

Page 31: ...7 1 Check Power 31 ...

Page 32: ...7 2 Error Indication 7 3 Check SP Phone Voice Transmission 32 ...

Page 33: ...7 4 Check SP Phone Voice Reception 7 5 Check Battery Charge 33 ...

Page 34: ...7 6 Check Link 34 ...

Page 35: ...ink is as follows press the TALK button and confirm Handset in use is displayed on BU LCD 7 7 2 Check Items The headset Jack has been wired as a switch to control Normal and Test modes on this HS Test Fixture 7 7 2 1 Handset Test Fixture for Base Unit Test Fixture has two mode 1 TEST mode Use test fixture without headset plug inserted Then Test fixture is in TEST mode 2 Normal mode Plug headset pl...

Page 36: ...hooting 7 7 2 2 Base Unit Test Fixture for Handset The headset Jack has been wired as a switch to control Normal and Test modes on this BU Test Fixture Test Fixture has two mode 1 TEST mode Use test fixture without headset plug inserted Then Test fixture is in TEST mode 2 Normal mode Plug headset plug into headset jack Then Test fixture is in Normal mode NOTE Audio is coming from Receiver whether ...

Page 37: ...et sensitivity is OK NOTE 1 Only KX TG2650N with marks BU Test Fixture can be used for troubleshooting Regular KX TG2650N production samples does not have the software needed for troubleshooting 7 7 3 RF Check Flowchart 37 ...

Page 38: ...7 7 4 Check Table for RF Block 38 ...

Page 39: ...Hz 720 Hz at TP_FREQ 4 of RF Unit 1 Set HS to Test STANDBY mode 2 Confirm X101 frequency within MHz 720 Hz at TP_FREQ 4 Unit 3 TX Pow_Low confirmation 1 Put wire to ANT1 2 and GND 2 2 Connect this wire to Spectrum analyzer or Marconi 3 Set BU to Low Power mode 5 4 Confirm TX power level within 5 10 dBm 6 1 Remove Antenna on HS main Put wire to ANT 3 and GND Connect this wire to Spectrum analyzer o...

Page 40: ...w High Spectrum Analyzer dBm 5 10 5 10 5 10 5 10 5 10 Marconi 2945or SP ANA w JIG dBm 21 0 6 0 21 1 6 1 21 2 6 2 21 3 6 3 21 4 6 4 W 7 9 251 2 7 8 245 5 7 6 239 9 7 4 234 4 7 2 229 1 Marconi 2955B dBm 22 2 7 2 22 3 7 3 22 4 7 4 22 5 7 5 22 6 7 6 W 6 0 190 5 5 9 186 2 5 8 182 0 5 6 177 8 5 5 173 8 TX Power High Limit with 20dB Attenuator Loss CN4 CN3 15 5dB 15 6dB 15 7dB 15 8dB 15 9dB Test Equipmen...

Page 41: ...lyzer dBm 16 24 16 24 16 24 16 24 16 24 Marconi 2945or SP ANA w JIG dBm 21 2 13 2 21 3 13 3 21 4 13 4 21 5 13 5 21 6 13 6 W 7 6 47 9 7 4 46 8 7 2 45 7 7 1 44 7 6 9 43 7 Marconi 2955B dBm 21 2 13 2 21 3 13 3 21 4 13 4 21 5 13 5 21 6 13 6 W 7 6 47 9 7 4 46 8 7 2 45 7 7 1 44 7 6 9 43 7 7 7 6 RF DSP Interface Signal Wave Form 41 ...

Page 42: ...7 8 Check Handset Voice Transmission 42 ...

Page 43: ...7 9 Check Handset Voice Reception 43 ...

Page 44: ...7 10 Check Call ID 44 ...

Page 45: ...8 TEST MODE AND ADJUSTMENT 8 1 Test Mode Flow Chart for Base Unit 45 ...

Page 46: ...e Base Unit Reference Drawing 2 Special check method for Base Unit individually 3 See TX Power Specification Table 8 2 Key Check Mode 1 See Base Unit Reference Drawing 8 3 Test Mode Flow Chart for Handset 46 ...

Page 47: ...ry connector are required in this adjustment 1 Set 2 6V for DC power supply 2 Place handset in test mode 3 Press TALK key twice OFF key once and TALK key again to TX Low mode CW Tx Low is displayed on LCD 4 Set 2 37V for DC power supply Note Check voltage at battery connector because some voltage drop is happened using long or thin cable 5 Press key to write voltage value in EEPROM 6 Turn power of...

Page 48: ...nd handset is same frequency Refer to the Frequency Table 9 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 1ch is used in transmitting between the base unit an...

Page 49: ...th the 8 bit sync word and 8 bit data channel are programmable via the DSP interface In addition the 64 bit payload can be filled either with ADPCM voice data or can be used by the host DSP as a fast data channel between base and handset 9 3 Spread Spectrum Transmission and reception are operated using the spread spectrum method DSS Digital Spread Spectrum Mixing the original signal with the pseud...

Page 50: ...gh filter L107 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 ...

Page 51: ...9 5 Explanation of DSP Data Communication 9 5 1 Calling 51 ...

Page 52: ...9 5 2 To Terminate Communication 9 5 3 Ringing 10 TERMINAL GUIDE OF IC S TRANSISTORS AND DIODES 10 1 Base Unit 52 ...

Page 53: ...andset 11 BLOCK DIAGRAM Base Unit 12 CIRCUIT OPERATION Base Unit 12 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 53 ...

Page 54: ...12 2 SP PHONE TX Circuit Circuit Operation MIC C724 C725 C726 R726 pin 47 of IC501 pin 36 of IC501 R431 C432 C433 Telephone Line 54 ...

Page 55: ...lel 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 the parallel connected telephone is OFF HOOK status the line is disconnected 12 4 Power Supply Circuit with DC DC Converter Function Power from the AC adaptor passes through a DC DC converter consisting of Q302 L302 D302 an...

Page 56: ...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 Q601 to 3 6V 12 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 12 6 Line Sending Signal The coded signal input from the RF unit is decoded by IC501 The audio signal output from IC501 36 and is...

Page 57: ...12 7 Line Receiving Signal The audio signal from line passes through Q131 and Q461 to pin38 and 39 of IC501 DSP IC501 modulates this input audio signal to output to the RF unit 57 ...

Page 58: ...ata for the caller 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 ...

Page 59: ... can use this information 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 e...

Page 60: ...hook or off hook 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 volta...

Page 61: ...rent flow through the circuit and the following signal flow is for the voice signal T D101 Q121 Q131 R138 C140 D101 L102 PO101 R ON HOOK Q121 is open Q121 is connected as to cut the DC loop current and to cut the voice signal The unit is consequently in an on hook condition SPECIFICATIONS In the on hook state idle the current flows between the telephone line and the unit is as follows T L101 R103 ...

Page 62: ...12 12 Initializing Circuit Function This circuit is used for 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 IC301 D306 and power is supplied to the DSP The set can operate beyond point A in the circuit voltage diagram 12 13 Antenna Diversity Antenna Diversity improve conversation qual...

Page 63: ...PERATION Handset 14 1 Power Supply Circuit DC DC Converter Voltage is supplied separately to each block DC DC converter is consisted in IC206 Q214 D216 and L209 DC DC converter upconvers from 2 4 V to 3 6 V using two cell Ni MH Battery 63 ...

Page 64: ...o charge the battery Q207 detects the voltage of CHARGE1 and CHARGE2 terminals then the handset makes ID code setting with the base unit 14 3 Ringer and SP Phone Circuit 14 4 Sending Signal 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 64 ...

Page 65: ... 14 5 Reception Signal Circuit The received signal from the base unit is output from pins 33 SPN and 32 SPP of IC201 DSP 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 on...

Page 66: ...15 1 IC501 16 CPU DATA Handset 16 1 IC201 66 ...

Page 67: ...17 EXPLANATION OF IC TERMINALS RF Unit Base Unit 17 1 IC101 67 ...

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Page 69: ...18 HOW TO REPLACE FLAT PACKAGE IC 18 1 Preparation SOLDER 69 ...

Page 70: ...iron but beginner might damage foil by overheating Flux HI115 Specific gravity 0 863 Original flux will be replaced daily 18 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...

Page 71: ...3 Modification Procedure of Bridge 1 Re solder slightly on bridged portion 2 Remove remained solder along pins employing soldering iron as shown in below figure 19 CABINET AND ELECTRICAL PARTS Base Unit 71 ...

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Page 73: ...20 CABINET AND ELECTRICAL PARTS Handset 21 ACCESSORIES AND PACKING MATERIALS 73 ...

Page 74: ...22 REPLACEMENT PARTS LIST This replacement parts list are U S A version only Note 1 RTL Retention Time Limited The marking RTL indicates that the Retention Time is limited for this item 74 ...

Page 75: ...mbly will no longer be available 2 Important safety notice Components identified by a mark special characteristics important for safety When replacing any of these components use only manufacture s specified parts 3 The S mark indicates service standard parts and may differ from production parts 4 RESISTORS CAPACITORS Unless otherwise specified All resistors are in ohms K 1000 M 1000k All capacito...

Page 76: ...0110Z ANTENNA 22 PQSX10154Z FUNCTION RUBBER BUTTON 23 PQSX10153Z 12 KEY RUBBER BUTTON 24 PQUS10263Z CRICK SPRING 25 PQYF10182X1 LOWER CABINET S 26 PQHS10466Z HIMERON TAPE 27 PQHS333Z HIMERON TAPE 22 1 2 MAIN P C BOARD PARTS Ref No Part No Part Name Description Remarks PCB1 PQWP1TG2650H MAIN P C BOARD ASS Y RTL ICS IC301 PQVIXCF4502P IC IC302 PQVINJM2360M IC IC331 PQVIPS3432UT IC IC501 PQVI16569ADA...

Page 77: ...RU0302A DIODE SI D313 MA8047 DIODE SI D314 MA8043 DIODE SI D315 PQVDHRU0302A DIODE SI D321 MA8047 DIODE SI D331 MA8036H DIODE SI D360 MA8051 DIODE SI D371 MA111 DIODE SI D376 MA8220 DIODE SI D377 MA8220 DIODE SI D445 MA153 DIODE SI D511 PQVDHRU0203A DIODE SI D514 MA111 DIODE SI D515 MA111 DIODE SI D719 MA111 DIODE SI D720 MA111 DIODE SI D721 MA8051 DIODE SI D722 MA8051 DIODE SI D723 MA8033 DIODE S...

Page 78: ...NAL OTHERS E1 PQJE10107Z CONNECTOR E2 PQJM150Z MICROPHONE CN702 PQJS30B37Z CONNECTOR RA702 EXRV8V221JV RESISTOR ALLAY X501 PQVCK4096N9Z CRYSTAL OSCILLATOR P101 PQRPAR390N THERMISTOR S RESISTORS R103 ERJ3GEYJ104 100k R104 ERJ3GEYJ104 100k R106 ERJ3GEYJ472 4 7k R107 ERJ3GEYJ473 47k R111 ERJ3GEYJ394 390k R112 ERJ3GEYJ394 390k R113 ERJ3GEYJ472 4 7k R115 ERJ3GEYJ125 1 2M R116 ERDS1VJ106 10M R117 ERJ3GE...

Page 79: ...5 ERJ3GEYJ180 18 R376 ERJ3GEYJ180 18 R377 ERDS1TJ820 82 S R378 ERDS1TJ820 82 S R381 ERJ3GEYJ563 56k R382 ERJ3GEYJ223 22k R383 ERJ3GEYJ102 1k R384 ERJ3GEYJ104 100k R385 ERJ3GEY0R00 0 R386 ERJ3GEYJ102 1k R411 ERJ3GEYJ394 390k R412 ERJ3GEYJ394 390k R413 ERJ3GEYJ103 10k R414 ERJ3GEYJ103 10k R415 ERJ3GEYJ273 27k R431 ERJ3GEYJ222 2 2k R442 ERJ3GEYJ103 10k R443 ERJ3GEYJ153 15k R444 ERJ3GEYJ332 3 3k R445 ...

Page 80: ...2 1k R779 ERJ3GEYJ333 33k R780 ERJ3GEYJ103 10k R785 ERJ3GEYJ103 10k R786 ERJ3GEYJ104 100k R787 ERJ3GEYJ104 100k R788 ERJ3GEY0R00 0 R789 ERJ3GEYJ473 47k C433 ERJ3GEYJ822 8 2k L205 ERJ3GEY0R00 0 L206 ERJ3GEY0R00 0 L207 ERJ3GEY0R00 0 L208 ERJ3GEY0R00 0 L209 ERJ3GEY0R00 0 L210 ERJ3GEY0R00 0 L211 ERJ3GEY0R00 0 L212 ERJ3GEY0R00 0 L213 ERJ3GEY0R00 0 L214 ERJ3GEY0R00 0 L215 ERJ3GEY0R00 0 L216 ERJ3GEY0R00 ...

Page 81: ...FV 1 C314 ECEA0JKS470 47 C315 ECUV1C104ZFV 0 1 C316 EEUFC1E221 220P C318 ECUV1H221JCV 220P C319 EEUFC1A471 470P C320 ECUV1C104ZFV 0 1 C341 ECUV1H102KBV 0 001 C342 ECUV1H102KBV 0 001 C344 ECUV1H681JCV 680P S C345 ECUV1C104KBV 0 1 C371 ECUV1C104ZFV 0 1 C372 ECUV1H471JCV 470P S C411 ECUV1H121JCV 120P C412 ECUV1A105ZFV 1 C413 ECUV1H121JCV 120P C415 ECUV1A105ZFV 1 C431 ECUV1H272KBV 0 0027 C432 ECUV1C10...

Page 82: ...22 ECEA1HKS4R7 4 7 S C723 ECUV1H103KBV 0 01 S C724 ECUV1A224KBV 0 22 C725 ECUV1A224KBV 0 22 C726 ECUV1C104KBV 0 1 C727 ECUV1H221JCV 220P C728 ECUV1H102KBV 0 001 C729 ECUV1C104ZFV 0 1 C730 ECUV1H221JCV 220P C736 ECUV1H221JCV 220P C737 ECUV1H221JCV 220P C738 ECUV1H221JCV 220P C739 ECUV1H221JCV 220P C740 ECUV1H221JCV 220P C741 ECUV1H471JCV 470P S C742 ECUV1H471JCV 470P S C743 ECUV1H471JCV 470P S C744...

Page 83: ...H1R5CCV 1 5 C775 ECUV1H1R5CCV 1 5 C776 ECUV1H1R5CCV 1 5 C777 ECUV1H1R5CCV 1 5 C778 ECUV1H1R5CCV 1 5 C781 ECEA0JU220 22 C782 ECUV1C104KBV 0 1 C785 ECUV1H470JCV 47P C786 ECUV1H330JCV 33P C787 ECUV1H330JCV 33P C788 ECUV1H471JCV 470P S C790 ECUV1A105ZFV 1 C791 ECUV1H100DCV 10P S C792 ECUV1H100DCV 10P S C793 ECUV1C104ZFV 0 1 C794 ECUV1C104ZFV 0 1 C795 ECUV1H121JCV 120P C796 ECUV1H0R5CCV 0 5 C797 ECUV1H...

Page 84: ...NNECTORS CN801 PQJS30B37Z CONNECTOR CN802 PQJS22B11Z CONNECTOR RESISTORS R801 ERJ3GEYJ101 100 R802 ERJ3GEYJ330 33 R803 ERJ3GEYJ101 100 R804 ERJ3GEYJ330 33 R805 ERJ3GEYJ101 100 R806 ERJ3GEYJ330 33 R807 ERJ3GEYJ391 390 R808 ERJ3GEYJ391 390 R810 ERJ3GEYF824 820K R811 ERJ3GEYF434 430K R814 ERJ3GEYJ391 390 CAPACITORS C801 ECUV1A474KBV 0 47 C802 ECUV1C104ZFV 0 1 C803 ECUV1C104ZFV 0 1 C804 ECUV1C104ZFV 0...

Page 85: ...C BATTERY S 13 PQHR10781Z LCD PLATE 14 PQHR10778Z SP HOLDER 15 PQHR10779Z LCD HOLDER 16 PQHR10839Z ANTENNA HOLDER 17 PQHR10834Z RECEIVER HOLDER 18 PQHR10840Z ANTENNA COVER 19 PQHS10458Z SPEAKER NET 20 PQHS10457Z SPEAKER NET 21 PQHX10963Y LCD REFRECTOR SHEET 22 PQHX10962Z LCD COVER SHEET 23 PQJT10168Y CHARGE TERMINAL L 24 PQJT10169Y CHARGE TERMINAL R 25 PQKE10108Z1 E P CAP S 26 PQKF10494Z1 REAR CAB...

Page 86: ...TOR SI Q214 PQVTXP151A13 TRANSISTOR SI Q216 2SD1819A TRANSISTOR SI DIODES D201 MA2ZD1400 DIODE SI D202 MA2ZD1400 DIODE SI D204 MA2ZD1400 DIODE SI D205 PQVDPTZTE25 DIODE SI S D209 MA111 DIODE SI D211 MA8150 DIODE SI D214 MA8150 DIODE SI D215 MA8150 DIODE SI D216 PQVDEP10LA03 DIODE SI D217 PQVDEC10 DIODE SI D218 MA8150 DIODE SI D219 MA8150 DIODE SI D221 MA111 DIODE SI D222 MA111 DIODE SI LEDS LED201...

Page 87: ...RJ3GEYJ151 150 R209 ERJ3GEYJ104 100k R210 ERJ3GEYJ104 100k R211 ERJ3GEYJ104 100k R212 ERJ3GEYJ101 100 R213 ERJ3GEYJ101 100 R214 ERJ3GEYJ331 330 R215 ERJ3GEYJ101 100 R216 ERJ3GEYJ331 330 R217 ERJ3GEYF434 430k R218 ERJ3GEYF824 820k R220 ERJ3GEYJ474 470k R221 ERJ3GEYJ103 10k R222 ERJ3GEYJ101 100 R223 ERJ3GEY0R00 0 R224 ERJ3GEYJ103 10k R225 ERJ3GEYJ472 4 7k R226 ERJ3GEYJ123 12k R227 ERJ3GEYJ473 47k R2...

Page 88: ... 0 CAPACITORS C203 ECUV1C104ZFV 0 1 C205 ECUV1H101JCV 100P C206 ECUV1C104KBV 0 1 C207 ECUV1C104KBV 0 1 C208 ECUV1C104KBV 0 1 C209 ECUV1C104KBV 0 1 C210 ECUV1C104KBV 0 1 C211 ECUV1A474KBV 0 47 C212 ECUV1A474KBV 0 47 C213 ECEV0JBS221P 220 C214 ECUV1C104ZFV 0 1 C215 ECUV1A474KBV 0 47 C217 ECUV1C104ZFV 0 1 C218 ECUV1C104ZFV 0 1 C219 ECUV1H470JCV 47P C220 ECST0JC107 100 C221 ECUV1C104ZFV 0 1 C222 ECUV1...

Page 89: ...0 1 C303 ECUV1H471JCV 470P S C304 ECUV1C104KBV 0 1 C305 ECUV1A105ZFV 1 C306 ECST0JZ106R 10 C307 ECUV1H070CCV 7P C310 ECUV1H103KBV 0 01 S C320 PQWYTG2650NR CAPACITOR ASSEMBLY S R290 ECUV1H070CCV 7P 22 2 3 RF UNIT PARTS Ref No Part No Part Name Description Remarks RFM100 PQWPTG2650KT RF BLOCK KIT 22 2 4 ACCESSORIES AND PACKING MATERIALS Ref No Part No Part Name Description Remarks A1 PQWATG2650N AC ...

Page 90: ...set 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 24 SCHEMATIC DIAGRAM RF Unit 24 1 RF Unit Reference Drawing 24 2 Base Unit 24 3 Handset 25 OPERATION 25 1 Component View 25 2 Flow Solder Side View 26 SCHEMATIC DIAGRAM Op...

Page 91: ...27 2 Flow Solder Side View 28 SCHEMATIC DIAGRAM Base Unit 29 CIRCUIT BOARD Handset 30 SCHEMATIC DIAGRAM Handset U Q KXTG2650N Printed in Japan 91 ...

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