Panasonic KX-TD7895 - Digital Spread Spedtrum Telephone Service Manual Download Page 51

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Ref. No.

Part No.

Part Name & Description

Remarks

PC100

PQVIPC814K

PHOTO COUPLER

14.1.3. RF UNIT

Ref. No.

Part No.

Part Name & Description

Remarks

PCB2

PSWP2TD7894M RF UNIT PARTS ASS'Y(RTL)

(IC)

IC501

PQVILXT810TC

(CONNECTOR)

CN501

K1KB20A00032

CONNECTOR,20P

(CAPACITORS)

C501

ECUV1H090DCV 9p

C502

ECUV1H090DCV 9p

C503

PQCUV1C104ZF 0.1

C504

PQCUV1C104ZF 0.1

C505

ECUV1H220JCV 22p

C506

ECST0JY226

C507

PQCUV1C104ZF 0.1

C508

ECUV1H220JCV 22p

C509

ECUV1H220JCV 22p

C510

ECUV1H101JCV 100p

C511

ECUV1H220JCV 22p

C512

ECUV1H223KBV 0.022

C513

PQCUV1C104ZF 0.1

C514

ECUV1H220JCV 22p

C515

PQCUV1C104ZF 0.1

C516

ECUV1H101JCV 100p

C517

ECUV1H680JCV 68p

C518

ECUV1H120JCV 12p

C519

ECUV1H220JCV 22p

C520

PQCUV1C104ZF 0.1

C521

ECST0JY226

C522

ECUV1H101JCV 100p

C524

ECUV1H101JCV 100p

C525

ECUV1H101JCV 100p

C526

ECUV1H103KBV 0.01

C527

ECUV1H101JCV 100p

C528

ECUV1H101JCV 100p

C530

ECUV1H101JCV 100p

C531

ECUV1H101JCV 100p

C532

ECUV1H101JCV 100p

C533

ECUV1H101JCV 100p

C534

ECUV1H101JCV 100p

C535

PQCUV1C104ZF 0.1

C536

ECUV1H050CCV 5p

(RESISITORS)

R501

ERJ3GEYF153

15k

R502

ERJ3GEYJ103

10k

Summary of Contents for KX-TD7895 - Digital Spread Spedtrum Telephone

Page 1: ...ORDER NO KMS0101535C1 F5 WIRELESS PHONE KX TD7895 for U S A SPECIFICATIONS 2001 Kyushu Matsushita Electric Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law ...

Page 2: ...E TECHNICIANS ICs and LSIs are vulnerable to static electricity When replacing the following precautions will help prevent recurring malfunctions 1 Cover the plastic parts boxes with aluminum foil 2 Ground the soldering irons 3 Use a conductive mat on the work table 4 Do not grasp IC or LSI pins with bare fingers 3 LOCATION OF CONTROLS AND CONNECTION 3 1 HANDSET ...

Page 3: ...3 2 CONNECTIONS OF HANDSET ...

Page 4: ...3 3 BASE UNIT ...

Page 5: ...4 DISASSEMBLY INSTRUCTIONS 4 1 BASE UNIT ...

Page 6: ...1 Remove the four screws A and remove the Bottom Cabinet ...

Page 7: ...2 Remove the Main Board from the Top Cabinet 3 Remove the two screws B and remove the RF Unit from the Main Board ...

Page 8: ...emove the screw C and remove the Antenna from the Top Cabinet Remove the Panel LED and the Button Locate from the Top Cabinet 4 2 HANDSET 1 Remove the Battery Cover sliding it in the direction of the arrow ...

Page 9: ...2 Take the Battery out of the Rear Cabinet after disconnecting the Connector ...

Page 10: ...3 Remove two Screws D from the Rear Cabinet ...

Page 11: ...sten the Top hook after unfastening Both side hooks to Front Cabinet from Rear Cabinet CAUTION If you open the front cabinet too far the Top hook may snap 5 Remove three Terminal Plates from the Rear Cabinet ...

Page 12: ...6 Remove the Antenna from the Front Cabinet after removing the Screw E ...

Page 13: ...7 Remove the RF unit from the Main Board ...

Page 14: ... Cable BNC end to alligator clip end 4 Soldering Iron solder and various tools 5 AC voltmeter Available Read out range is 40dBm to 0dBm 5 2 ADJUSTMENT PREPARATIONS Refer to Handset Reference Drawing for connection and test point locations 1 Unscrew both 2 screws from rear cabinet 2 Remove the rear cabinet from front cabinet 3 Connect DC power supply 3 9V to main board test point VBAT ...

Page 15: ...ble to serial port of PC Dsub 9pins connector 3 Start up the Procomm plus and use the script file file name TD7895 WAX 4 Please use Following Commands Test Start Request Commands I O Setting Request Commands Codec Setting Loop Back Transmit ON Receiving OFF 5 3 ADJUSTMENT PROCEDURE Symptom Remedy Speaker level of handset is low Adjust adjustment item A B Transmission sound is low Adjust adjustment...

Page 16: ...Speaker Output Level Test point SP to 28dBm by VR301 6 CPU DATA 6 1 BASE UNIT IC107 CPU Pin Description I O High High Z Low 1 RES I NORMAL RESET 2 XTAL I 3 EXTAL O 4 MD1 I NORMAL 5 MD0 I 6 NMI I NORMAL NORMAL 7 STBY I NORMAL 8 VCC2 VDD 9 LPR SCK I 10 LPR RXD I 11 Not USE I 12 VSS GND 13 Not USE I 14 CODEC MCLK O 15 Not USE O 16 Not USE O 17 Not USE O 18 Not USE O ...

Page 17: ...USE I NORMAL 33 Not USE I NORMAL 34 Not USE I NORMAL 35 Not USE I NORMAL 36 Not USE I NORMAL 37 Not USE I NORMAL 38 AVSS GND 39 LPR TX O 40 CONT I 41 LPR CLK O 42 LPR RESET O 43 ACK RX I 44 ACK TX O 45 LINE MUTE O MUTE 46 HOOK O OFF HOOK ON HOOK 47 VCC1 VDD 48 PULSE TONE I PULSE TONE 49 EMSS SLT I SLT EMSS 50 LOCATOR I NORMAL ON 51 CODEC PWR DWN O ON OFF 52 CODEC DEN O 53 CODEC SCK O 54 CODEC RXD ...

Page 18: ...RXD I 64 BBIC_TXD O 65 LCD CNT0 O NORMAL RESET 66 LCD CNT1 O 67 LCD CNT2 O NORMAL WRITE 68 LCD CNT3 O NORMAL CHIP SELECT 69 LCD DAT4 O 70 LCD DAT5 O 71 LCD DAT6 O 72 LCD DAT7 O 73 VSS GND 74 EEPOROM_CS O SELECT 75 EEPROM_SCK O 76 EEPROM_SI O 77 EEPROM_SO I 78 Not USE EXT_RXD O 79 Not USE EXT_TXD I 80 EXT_CLK O 6 2 HANDSET IC307 CPU ...

Page 19: ... 14 32 768kHz IN I 15 KEY OUT5 O STROBE ON 16 KEY OUT4 O STROBE ON 17 KEY OUT3 O STROBE ON 18 KEY OUT2 O STROBE ON 19 KEY OUT1 O STROBE ON 20 KEY OUT0 O STROBE ON 21 KEY IN1 I KEY ON 22 KEY IN2 I KEY ON 23 KEY IN3 I KEY ON 24 KEY IN4 I KEY ON 25 KEY IN5 I KEY ON 26 CODEC POWER DOWN O ON OFF 27 POWER DOWN I NORMAL POWER DOWN 28 BBIC INT I NORMAL INT 29 AVCC VDD 30 JP1 I NORMAL 31 JP2 I 7894 7895 32...

Page 20: ...34 CHARGE I ON OFF ...

Page 21: ...O OFF ON 50 F3_LED_R O OFF ON 51 F3_LED_G O OFF ON 52 F2_LED_R O OFF ON 53 F2_LED_G O OFF ON 54 F1_LED_R O OFF ON 55 F1_LED_G O OFF ON 56 VSS GND 57 CHARGE_LED_R O OFF ON 58 CHARGE_LED_G O OFF ON 59 BBIC_PWRDWN O PWRDWN 60 BBIC_DEN O 61 BBIC_ALE O 62 BBIC_SCK O 63 BBIC_RXD I 64 BBIC_TXD O 65 LCD CNT1 TALK_R O NORMAL RESET 66 LCD CNT1 TALK_G O 67 LCD CNT3 O NORMAL WRITE 68 LCD CNT4 O NORMAL CHIP SE...

Page 22: ...Pin Description I O High High Z Low 75 EEPROM_SCK O 76 EEPROM_SI O 77 EEPROM_SO I 78 EXT_TXD O 79 EXT_RXD I 80 EXT_CLK I 6 3 RF UNIT IC501 PRL ...

Page 23: ...6 4 RF UNIT FREQUENCY TABLE ...

Page 24: ...Unit is supplied from IC251 and Q261 The Power for the Analog Circuit is supplied from Q101 The Power for the Main Board Reset and Power Down Circuit are supplied from IC110 7 1 2 BELL DETECTOR CIRCUIT When the Bell signal is input between T R the signal of which waveform is shaped through C100 R100 PC100 is input to pin 36 of the IC105 LPR When the IC105 LPR detects the ...

Page 25: ...current flows through Q100 Q108 R180 The pulse signal is generated when the IC105 41 is repeatedly turned ON OFF 7 1 4 RECEIVED VOICE SIGNAL PATH The analog input signal from the telephone line is changed to a digital signal and sent to the RF unit via the following path T R D101 Q100 R185 C184 R217 C186 Q104 R105 C104 C125 R128 IC102 3 IC102 4 C131 C147 R194 IC106 1 IC106 25 RF unit 7 1 5 SENT VO...

Page 26: ...al is output from the IC105 23 and sent to the line 7 1 7 LINK MODE AND HOOK Normally the line mute is controlled by LPR IC105 When wearing the headset it is controlled by CPU IC107 in the auto answer mode only Also the Hook is controlled by CPU IC107 in the auto answer mode only Line Mute Control STANDBY TALK Normal IC105 42 H L IC107 45 H H Auto Answer IC105 42 H H IC107 45 H L IC112 4 AND H Lin...

Page 27: ...IT FUNCTION The data communication circuit serves the following function in the EMSS mode Information exchanger between the EMSS and Base Unit key input information as well as data for the LED control etc this information is continuously exchanged at all times CIRCUIT OPERATION When the Base Unit receives an IRQ signal from the EMSS and after sending the key input information 19 pulses to the EMSS...

Page 28: ... Reception The data from the EMSS is received via the H and L line along the path shown below H L Line D104 T100 R114 Q106 IC104 6 IC105 37 2 Transmission The data to the Base Unit is transmitted along the following path IC105 38 IC104 8 9 12 IC104 11 R112 Q105 T100 D104 H L Line ...

Page 29: ... voltage is 3 0V 8 1 2 RINGER CIRCUIT When the Ring signal is received with the power switch of the handset ON the ringer is activated When the ring signal is received IC307 45 and IC307 46 are set High or Low Depends on Ringer Vol setting After Q302 and Q305 are set High or Low Q304 and Q300 are switched on by the ringer frequency in IC307 45 Q300 is a High Current Driver and the buzzer is then O...

Page 30: ...e is changed to a digital signal And sent to the Base Unit 8 1 5 RESET CIRCUIT The IC304 monitors the battery voltage It becomes High when the battery voltage is over 3 2V Setting the Power SW SW300 to ON H IC309 outputs High IC307 1 RES becomes High then the reset is released When the battery voltage is under 3 2V the reset is released by putting the unit on the charger ...

Page 31: ...CHG CONT L CHARGE STOP 9 CIRCUIT OPERATION CHARGER IC602 amplifies the terminal voltages of R631 to R634 generated by the charge current about 10 times then supplies them to IC601 5 IC601 controls the charge current and charges the 480mA constant current so that the voltage of pin 5 becomes 1 25V When charging is completed the CPU 307 of the portable unit sets the terminal of JT601 to Low then Q64...

Page 32: ...10 TROUBLESHOOTING GUIDE 10 1 NO VOICE RECEPTION 10 2 NO VOICE TRANSMISSION ...

Page 33: ...10 3 NO LINK BASE UNIT ...

Page 34: ...LF DIAGNOSIS ERROR BASE UNIT If you see the blinking of Power LED red in intervals of 1 second when you connect the AC adaptor to Base Unit Self Diagnosis error is detected by CPU The errors are occurred by following four reasons ...

Page 35: ...C error 10 6 SELF DIAGNOSIS ERROR HANDSET If you see the need repair X X means ldigit NO on LCD display of Handset when you turn on the Power Switch Self Diagnosis error is detected by CPU The errors are occurred by following five reasons 1 RF unit error 2 EEPROM read write error ...

Page 36: ...ou do not have the special tools for example SPOT HEATER to remove the SPOT HEATER S Flat IC if you have solder large amount a soldering iron and a cutter knife you can easily remove IC s even though large than 100 pin 11 1 PREPARATION SOLDER Sparkle Solder 115A 1 115B 1 or Almit Solder KR 19 KR 19RMA Soldering iron ...

Page 37: ...n all of the IC lead can not been seen at the standard degree fill with large quantities of solder Note If you do not fill with solder and directly cut the IC lead with the cutter stress may build up directly in the P C board s pattern If you do not fill with large quantities of solder as in step 1 the P C board pattern may be removed 2 Using a cutter cut the lead at the source Cut the contents wi...

Page 38: ...N PROCEDURE 1 Temporary fix FLAT PACKAGE IC by soldering on two marked pins Check the accuracy of the IC setting with the corresponding soldering foil 2 Apply flux for all pins of FLAT PACKAGE IC 3 Solder using the specified solder in the direction of the arrow by sliding the soldering iron 11 4 BRIDGE MODIFICATION PROCEDURE 1 Lightly re solder the bridged portion 2 Remove the remaining solder alo...

Page 39: ...12 CABINET AND ELECTRICAL PARTS LOCATION 12 1 BASE UNIT ...

Page 40: ...12 2 HANDSET ...

Page 41: ...12 3 CHARGER ...

Page 42: ...13 ACCESSORIES AND PACKING MATERIALS ...

Page 43: ...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 ...

Page 44: ...ay differ from production parts 4 RESISTORS CAPACITORS Unless otherwise specified All resistors are in ohms K 1000 M 1000k All capacitors are in MICRO FARADS F P F Type Wattage of Resistor 14 1 BASE UNIT 14 1 1 CABINET AND ELECTRICAL PARTS Ref No Part No Part Name Description Remarks 1 PSKM1077Z1 CABINET TOP S 2 PSGP1065Z1 PANEL LED S 3 PSBC1024Z1 BUTTON LOCATE S 4 PSSA1022Z ANTENNA 5 PSYF1006X1 C...

Page 45: ...SI Q105 2SB1218A TRANSISTOR SI Q106 2SC4116 TRANSISTOR SI S Q107 PQVT2N6517CA TRANSISTOR SI S Q108 2SC2120 TRANSISTOR SI S Q109 2SC4116 TRANSISTOR SI S Q115 2SD1819A TRANSISTOR SI Q117 B1GDCFGA0008 TRANSISTOR SI Q118 UN5113 TRANSISTOR SI S Q261 2SD1664Q TRANSISTOR SI S DIODES D101 PQVDS1ZB60F1 DIODE SI S D102 MA8082L DIODE SI D104 PQVDS1ZB60F1 DIODE SI S D105 PSVDZ345A09T LED S D106 PSVDZ845A09T L...

Page 46: ... CAPACITORS ...

Page 47: ...V 0 1 C126 ECUV1H330JCV 33p C127 PQCUV1C104ZF 0 1 S C128 ECUV1H330JCV 33p C129 ECUV1H330JCV 33p C130 ECUV1H330JCV 33p C131 ECUV1C104KBV 0 1 C132 ECUV1H330JCV 33p C141 ECUV1H472KBV 0 0047 C143 PQCUV1C104ZF 0 1 S C144 ECUV1H180JCV 18p C145 ECUV1H180JCV 18p C147 ECUV1C393KBV 0 039 C148 ECST0JY106 10 C149 ECST0JY106 10 C150 ECEA1CK101 100 S C151 PQCUV1C104ZF 0 1 S C153 ECUV1C104ZFV 0 1 S C154 PQCUV1C1...

Page 48: ...04 ECUV1A105ZFV 1 S C205 ECUV1A105ZFV 1 S C212 ECUV1H470JCV 47p C215 PQCUV1C104ZF 0 1 S C216 ECUV1H470JCV 47p C217 ECUV1H470JCV 47p C219 ECUV1H470JCV 47p C220 ECUV1H470JCV 47p C223 PQCUV1C104ZF 0 1 S C227 ECUV1H470JCV 47p C234 ECUV1H103KBV 0 01 C237 ECUV1A105ZFV 1 S C251 ECUV1H221JCV 220p C252 EEUFC1C221 220p C261 ECST0JX336 33 RESISTORS R100 ERDS2TJ473 47k S R101 PQ4R10XJ560 56 S R102 ERJ3GEYJ472...

Page 49: ...RJ3GEYJ103 10k R152 ERJ3GEYJ224 220k R153 ERJ3GEYJ472 4 7k R154 ERJ3GEYJ105 1M R159 ERJ3GEYJ100 10 R160 ERJ3GEYJ105 1M R161 ERDS2TJ122 1 2k S R165 ERJ3GEYJ102 1k R166 ERJ3GEYJ104 100k R168 ERJ3GEYJ101 100 R169 ERJ3GEYJ222 2 2k R170 PQ4R10XJ221 220 S R171 PQ4R10XJ221 220 S R172 ERDS2TJ122 1 2k S R173 ERJ3GEYJ104 100k R175 ERJ3GEYJ103 10k R176 ERJ3GEYJ103 10k R177 ERJ3GEYJ473 47k R178 ERJ3GEYJ153 15...

Page 50: ... ERJ3GEY0R00 0 R270 ERJ3GEYJ104 100k R271 ERJ3GEYJ104 100k COILS L100 PQLE106 COIL S L101 PQLE106 COIL S L102 PQLQXF330K COIL S L103 PQLQXF330K COIL S L104 G1D330000001 COIL VARISTORS SA100 PQVDDSS301L VARISTOR SURGE ABSORBER S SA101 PQVDDSS301L VARISTOR SURGE ABSORBER S ZR100 PSVDNV039D5 VARISTOR S ZR101 PSVDNV039D5 VARISTOR S SWITCHS SW100 PQSS2A27Z SWITCH S SW101 PQSS2A27Z SWITCH S SW102 EVQQJJ...

Page 51: ...9 ECUV1H220JCV 22p C510 ECUV1H101JCV 100p C511 ECUV1H220JCV 22p C512 ECUV1H223KBV 0 022 S C513 PQCUV1C104ZF 0 1 S C514 ECUV1H220JCV 22p C515 PQCUV1C104ZF 0 1 S C516 ECUV1H101JCV 100p C517 ECUV1H680JCV 68p C518 ECUV1H120JCV 12p C519 ECUV1H220JCV 22p C520 PQCUV1C104ZF 0 1 S C521 ECST0JY226 22 C522 ECUV1H101JCV 100p C524 ECUV1H101JCV 100p C525 ECUV1H101JCV 100p C526 ECUV1H103KBV 0 01 C527 ECUV1H101JC...

Page 52: ...01 PSYM1031Z1 CABINET FRONT S 102 PSGV1003Z COVER FOR TEL CARD 103 PSGD1058Y CARD TEL 104 PSGP1064Y1 PANEL LCD S 105 PSHE1105Z SPACER FOR PANEL LCD 106 N1CA9GA00002 ANTENNA 107 PSHE1104Z SPACER FOR LCD 108 PQHS10195Z NET SPEAKER 109 PSHG1208Z RUBBER PARTS SPEAKER 110 PSAX20P03Z SPEAKER S 111 PSHR1216Z COVER SPEAKER 112 PSBX1083Y BUTTON 12KEY 113 PSBX1082Z1 BUTTON VOLUME S 114 PSSE1021Z KEYBOARD SW...

Page 53: ...TORS Q300 2SB1218A TRANSISTOR SI Q301 2SC4617R TRANSISTOR SI S Q302 UN5216 TRANSISTOR SI Q304 UN5213 TRANSISTOR SI S Q305 B1GBHBEA0003 TRANSISTOR SI Q306 B1ADNF000001 TRANSISTOR SI Q307 PQVTFB1L2Q TRANSISTOR SI S Q308 UN5113 TRANSISTOR SI S Q309 2SC4116 TRANSISTOR SI S Q310 2SC4617R TRANSISTOR SI S Q311 PQVTFB1L2Q TRANSISTOR SI S Q312 UN5113 TRANSISTOR SI S Q313 UN521 TRANSISTOR SI S Q314 UN521 TR...

Page 54: ...1 K1MN20B00072 CONNECTOR 20P S CN302 K1KA20A00138 CONNECTOR 20P S CN303 PSJS04A62Z CONNECTOR 4P S JK300 PQJJ1J007Z JACK S CAPACITORS C301 ECUV1H330JCV 33p C302 ECUV1H330JCV 33p C303 PQCUV1C104ZF 0 1 S C308 ECST0JY226 22 C309 ECUV1H102KBV 1000p C310 ECUV1C104KBV 0 1 C311 ECUV1C104KBV 0 1 C312 ECUV1C473KBV 0 047 C313 ECUV1C473KBV 0 047 C314 ECUV1C473KBV 0 047 C315 ECUV1C473KBV 0 047 C316 ECUV1C473KB...

Page 55: ...470JCV 47p C364 ECUV1H470JCV 47p C366 ECUV1H470JCV 47p C367 ECUV1H470JCV 47p C368 ECUV1H470JCV 47p C369 PQCUV1C104ZF 0 1 S C370 ERJ3GEY0R00 0 RESISTOR C372 ECUV1H470JCV 47p C373 ECUV1H470JCV 47p C374 ERJ3GEY0R00 0 RESISTOR C375 ECUV1H330JCV 33p C376 ECUV1H330JCV 33p C378 ECUV1H470JCV 47p C381 ECUV1A105ZFV 1 S C382 ECUV1A105ZFV 1 S C384 PQCUV1C104ZF 0 1 S C385 PQCUV1C104ZF 0 1 S C386 PQCUV1C104ZF 0...

Page 56: ... R342 ERJ3GEYJ224 220k R345 ERJ3GEYJ473 47k R346 ERJ3GEYJ822 8 2k R348 ERJ3GEYJ104 100k R349 ERJ3GEYJ104 100k R351 ERJ3GEYJ272 2 7k R352 ERJ3GEYJ105 1M R353 ERJ3GEYJ560 56 R354 ERJ3GEYJ331 330 R356 ERJ3GEYJ102 1k R357 ERJ3GEYJ104 100k R359 ERJ3GEYJ104 100k R360 ERJ3GEYJ104 100k R361 ERJ3GEYJ105 1M R362 ERJ3GEYJ106 10M R365 ERJ3GEYJ473 47k R366 ERJ3GEYJ104 100k R367 ERJ3GEYJ104 100k R368 ERJ3GEYJ33...

Page 57: ...S JT302 PQJT10090Z BATTERY TERMINAL S SWITCH SW300 ESD165206 SWITCH THERMISTOR TH300 PQRTD0KHJ154 THERMISTOR S VARIABLE RESISTORS VR300 EVM1YSX50B14 SEMI FIXED RESISTOR VR301 EVM1YSX50B54 SEMI FIXED RESISTOR CRYSTAL OSCILLATORS X300 H0J103500007 CRYSTAL OSCILLATOR X302 PQVCE3276N9Z CRYSTAL OSCILLATOR OTHERS E1 WM 64PNT MICROPHONE E2 PSJQ1011Y DC MOTOR S E3 ESP1AJ21K KEYBOARD SWITCH E4 PSHG1209Z RU...

Page 58: ...1H220JCV 22p C515 PQCUV1C104ZF 0 1 S C516 ECUV1H101JCV 100p C517 ECUV1H680JCV 68p C518 ECUV1H120JCV 12p C519 ECUV1H220JCV 22p C520 PQCUV1C104ZF 0 1 S C521 ECST0JY226 22 C522 ECUV1H101JCV 100p C524 ECUV1H101JCV 100p C525 ECUV1H101JCV 100p C526 ECUV1H103KBV 0 01 C527 ECUV1H101JCV 100p C528 ECUV1H101JCV 100p C530 ECUV1H101JCV 100p C531 ECUV1H101JCV 100p C532 ECUV1H101JCV 100p C533 ECUV1H101JCV 100p C...

Page 59: ...TER TRANSFORMER T501 J2GE00000008 TRANSFORMER CRYSTAL OSCILLATOR X501 H0J240500009 CRYSTAL OSCILLATOR 14 3 CHARGER 14 3 1 CABINET AND ELECTRICAL PARTS Ref No Part No Part Name Description Remarks 201 PSKM1078Z1 CABINET BODY S 202 PSKF1051Z1 CABINET BOTTOM S 203 PQHG316Z RUBBER PARTS LEGS 204 PSQT1187Z LABEL CAUTION 205 PSGT2070Z NAME PLATE 14 3 2 MAIN BOARD ...

Page 60: ...02J 0 001 S RESISTORS R601 ERJ3GEYJ1R0 1 Ref No Part No Part Name Description Remarks R602 ERJ3GEYJ1R0 1 R603 ERJ3GEYJ1R0 1 R631 ERJ6ENF1R00 1 S R632 ERJ6ENF1R00 1 S R633 ERJ6ENF1R00 1 S R634 ERJ6ENF1R00 1 S R635 ERJ3GEYF102 1k S R636 ERJ3GEYF102 1k S R637 D0GB912ZA002 9 1k R638 ERJ3GEYJ272 2 7k R639 ERJ3GEYJ472 4 7k R641 ERJ3GEYJ104 100k R642 ERJ3GEYJ103 10k R644 ERJ3GEYJ333 33k R645 ERJ3GEYJ103 ...

Page 61: ...IFT BOX P2 PSPN1124Z ACCESSORY BOX P3 PSPD1147Z CUSHION P4 PQPH89Y PROTECTION COVER FOR BASE UNIT P5 XZB10X25A04 PROTECTION COVER FOR HANDSET P6 XZB15X25A04 PROTECTION COVER FOR CHARGER P7 XZB10X25A02 PROTECTION COVER FOR ACCESSORIES P8 XZB05X08A03 PROTECTION COVER FOR SCREWS AND WASHER 15 BLOCK DIAGRAM 15 1 BASE UNIT 15 2 HANDSET 16 SCHEMATIC DIAGRAM 16 1 BASE UNIT MAIN 16 2 BASE UNIT RF 16 3 HAN...

Page 62: ...17 2 BASE UNIT RF 17 3 HANDSET MAIN 17 3 1 CONPONENT VIEW 17 3 2 BOTTOM VIEW 17 4 HANDSET RF 17 5 CHARGER BOARD A KXTD7895 ...

Page 63: ......

Page 64: ......

Page 65: ...ç ÝÔÕÁÑËÌ ïð ÙÒÜ ïï ÙÒÜ îí ÜÌÓÚ îì ÎÍÌ îë ÒòÝò îê ÒòÝò îé ÙÒÜ îè ÙÒÜ îç ÙÒÜ íð ÙÒÜ íï ÙÒÜ íî ÙÒÜ íí ÎÏÁÝÌÔ Ðïðð Üïïì Îïðé íòíÕ Ýïðê ïêÊìé Ôïðî íí Îïðê ïðÕ ÝÒïðí ÜÝçÊ ï î Îïìí ïëÕ Îïéé ìéÕ Êß Üïðì ó õ Ïïðê ï î í Ýïèê Õðòðíç Ïïðë Îîïé êòèÕ Ïïðï Ïïðé ï î í ÊÝ ÊÝ ÒÝ Öïðï ÒÝ Öïðî ÒÝ Öïðí ÒÝ Öïðì ÒÝ Îîíë Îîíê ð Îïëì ïÓ Ýïïí ï î í ÙÒÜ ì ë ÊÝÝ ÊÝ Ýïïî ï î í ÙÒÜ ì ë ÊÝÝ ÊÝ Ýîëï ÝÓï ï ÍÝ î ÍÛ í ÌÝ ì ÙÒÜ ë Ý...

Page 66: ...ÜÛÞËÙóÕÛÇÝÒ ï î í ì ë ê é è ç ïð ÝÍ Îîíï ìéð Ïïðç ï î í ÝÑÜÛÝÁÑËÌ Îïëç ïð ÝÒïðî ï ÍÐ ÁÜ Ò î ÍÐ ÁÝÔÕ Ò í ÍÐ ÁÛÒ ì ÍÐ ÁßÔÛ ë ÓÝËÁÝÔÕ ê ÎÏ é ÐÝÓÁÞÝÔÕ è ÐÝÓÁÍÇÒÝ ç ÎÈÁßÜÐÝÓÑ ïð ÌÈÁßÜÐÝÓ ïï ÐÝÓÁÓÝÔÕ ïî ÐÉÎÜ Ò ïí ÙÒÜ ïì ÊÎÚï ïë ÙÒÜ ïê ÙÒÜ ïé ÙÒÜ ïè ÊÎÚî ïç ÙÒÜ îð ÍÐ ÁÜÑËÌ Îîðî ïèÕ ÌÐïê ÊÎÚ ÜÛÞËÙ ÊÝ ÜÉÒÔÜÁÍÉ Ýïêï ííÐ Îïðí êèðÕ Ýïðð ï ÑËÌ ÙÒÜ î í Ò Ýïëï ðòïÆÚ Ýïìé Õðòðíç ÒÝ Ýïðè Ýïíð ííÐ ÊÝ Ýïîé ðòïÆÚ ÙÒÜ...

Page 67: ...ìë ÈÌßÔÑ ìê ÊÜÜóÈÑ ìé ÐÉÎÜ Ò ìè ÙÒÜóÍÇÒ ìç ÊÜÜóÍÇÒ ëð ÐÔÔÍÉ ëï ÐÔÔÎÝ ëî ÊÜÜóÎÚÊÝÑ Ôëðì ÒÝ ïððÐ Ýëîì Îëîî ïððµ ÒÝ Ýëíé îî Ýëïì ïððÐ Ýëîé êèÐ Ýëïé ðòðï Ýëîê îìÓØ Èëðï ï î Ýëðë îî ðòï Ýëîð Îëîð ÒÝ îî Ýëïï Ýëðí ðòï ðòï Ýëïë ïëÕøïû Îëðï ðòï Ýëðé Ôëðî ëòê Îëîï ÒÝ ÒÝ ÒÝ ø ø ø ðòï Ýëïí îî Ýëðè ïðÕ Îëðî Ýëîï îî ëòð Ýëíê ïððÐ Ýëïð Ýëðê îî Ôëðë ìé îîðÕøïû Îëðì ïððÐ Ýëîë Ôëðê ïòð ïððÐ Ýëîî Ôëðí ìé ïòð Îëðë ïð...

Page 68: ...ÝÅïÃ ì ÕÛÇÁÝÅîÃ ë Ïíðë Îíìê èòîÕ Î ÒÙÛÎ ÜíÊ Êß Æðòï Ýíîé ý ÝÑÜÛÝÁÑËÌ Ïíðð Îíêð ïððµ Ýíîî ìªîî Ú Ýííð êèððÐ Üíïê í ì ÖÕíðð ï ë ì í î ÌßÔÕ Ýííí êªîòî Ú ÝÑÜÛÝÁ Ò Ýíêé ìé Ýíéî Ýíéè ìé Ýíéí ìé Ýíêè ìé Ýíêç ðòï Ýíéé Ýíéð ð Ýíéì ð ÊÁÞßÌ Îííé îòîÕ Ïíðï ï î í ÊÁÞßÌ ÒÝ Îíèð ÒÝ Îíèï ÒÝ Îíèî ÒÝ Îíèí ÜíÊ Ýíðï ï ÊÍÍ î Ê Ò í ÊÑËÌ ì ÛÈÌ ë ÝÛ Ýíïé ïòð Ïíîï ï î í Îíèì ïòîÕ Îíèë ìéÕ Ïíðê ï î í ïòèµ Îíîé Ýíðê ÒÝ ÜíÊÁ...

Page 69: ...ð ï ÝÍ î ÝÔÕ í Ü ì ÜÑ ë ÙÒÜ ê ÌÛÍÌ é ÒÝ è ÊÝÝ Îíêî ïðÓ Üíïç ÒÝ î ï í ì ÜíÊ ÌÐïê ÎííîïððÕ Îíëì ííð Îíïç íçð Èíðð ïðòíêèÓØ ÊÎÚ Ýíðì ï ÑËÌ ÙÒÜ î í Ò Ýíïð Õðòï Îíîê îéðÕ Ýíïî ðòðìé Ýíïí ðòðìé Ýíïì ðòðìé Ýíïë ðòðìé Ýíïê ðòðìé Ýíïï Æðòï Îíîè ìéðÕ Îíìî îîðÕ Îíîë ïððÕ Üíïï ÒÝ Îíéê ÒÝ Îíéë ÜíÊ Îíèè ìéð Ýíèïï ÜíÊ Ïíïé ï î í Ïíïè ï î í Ïíïë Û Ý Þ Ïíïê Û Ý Þ Ïíïì Û Ý Þ Ïíïí Û Ý Þ Ïíîð Û Ý Þ Ïíïç Û Ý Þ Ýíïí ÎÛ...

Page 70: ... Ò ìë ÈÌßÔÑ ìê ÊÜÜóÈÑ ìé ÐÉÎÜ Ò ìè ÙÒÜóÍÇÒ ìç ÊÜÜóÍÇÒ ëð ÐÔÔÍÉ ëï ÐÔÔÎÝ ëî ÊÜÜóÎÚÊÝÑ Ôëðì ìé ïððÐ Ýëîì Îëîî ïððµ ïðð Ýëïê ïòð Ýëíé îî Ýëïì ïððÐ Ýëîé êèÐ Ýëïé îìÓØ Èëðï ï î Ýëðë îî ðòï Ýëîð Îëîð ÒÝ îî Ýëïï Ýëðí ðòï ðòï Ýëïë ïëÕøïû Îëðï ðòï Ýëðé Ôëðî ëòê Îëîï ÒÝ ðòï Ýëïí îî Ýëðè ïðÕ Îëðî Ýëîï îî ëòð Ýëíê ïððÐ Ýëïð Ýëðê îî Ôëðë ìé îîðÕøïû Îëðì ïððÐ Ýëîë Ôëðê ÒÝ ïððÐ Ýëîî Ôëðí ìé ÒÝ Îëðë ïððÐ Ýëíì ïðð...

Page 71: ...Îêíï ï Üêìí ÝÓï ÒÝ Ýêðî ïêðè Ýêîï îîð Üêîï ðòëëÊ ÝÓï Ýêïï îîð Ýêðï îîð ÒÝ Ýêîí ïêðèÌ Ýêîî ïððð Îêíî ï Îêíí ï Îêíì ï Ý Ïêìï ï í î Îêìï ïððµ Îêìë ïðµ Îêìì ííµ ÒÝ Ýêìï ïêðèÌ Îêíç ìòéµ Üêìî êòîÊ ...

Page 72: ...ïðí Ýïïï Ýïðï Íßïðð ÝÒïðí Ôïðì Ôïðï Ôïðð ÝÒïðì Îïêï Ýïîð Ïïðï Ýïïî Ýïðê Ýïïí Îïëç Ýïëï Îîîê Ïïïé Ïïïè Ýïïí Ýïçî Ýïìï Îïïç Ýîíì Îïìê Ïïðê Ýïìè Ýïîé Îïïì Îïïë Ýïîï Îïïî Îïïé Îïïè Üïïì Üïïî Ýïïî Îïêê Ýîðî Ýïçç Üïðê Üïðë Ýïðð Ýïëë Îïêð Ýîðë Îîëï Îîëî Îîëí Îîíê Ýîðì Îîêï Ýïïè Üïðç Îîëê Ýîðð Ýîðï Ýïïð Ýïðï Îîíï Îîïî Îîïë Ýîíé Ýïçè Îïêë Èïðð ÍÉïðé Ýïéï Îïðî ÍÉïðî ...

Page 73: ... Üð ÛÈÌÝÔÕ ÛÈÌÌÈ ÙÒÜ ÛÈÌÎÈ ÌÛÍÌ íòéÊ ÙÒÜ ÜÉÒÔÜÍÉ ÌÛÍÌî ÌÛÍÌï Îîìî Îïçç Îîðð Îîðï Îïèé Îïèí Îïéê Îïéè Üïðï Üïðì ÌÐÊÎÚ ÎÈßÜÐÝÓ ÌÈÛÒ ÌÈßÜÐÝÓ Üïîë Îîëì Îîëë Ýîêï Üîêï Ýîëï Ýîëï Ýïìë Ýïìì Îïëì Ýïêë Îïíì Îîîð Ýïèè Îïçï Îïîð Îïçî Ýîïî Ýîîð Ýîïé ÝÑÜÛÝ Ò ÝÑÜÛÝÑËÌ Ýîïç Ýîîé Ýïèç Îîíç Ýïíî Ýïëì Îïêè Îïíî Îïðï ÌÐÊß ÌÐïê ...

Page 74: ...Ôëðê ÈÑËÌ Èëðï ÐÍËÐïíðëÆ ß ÝÑÓÐÑÒÛÒÌ Ê ÛÉ ÞÑÌÌÑÓ Ê ÛÉ Ôëðé Ýëðé Ýëïé Îëîî Ýëîè Ýëîê Ýëïç Ýëïè Ýëíì Ýëîï Ýëðï Ýëðî Ôëðë Ýëíð Ýëíï ...

Page 75: ...íðì Ýíðè Îíéï Ýíðí Üíîì Ýíêç Ýíêè Îííè Ýíêê Îíçð Îííð Ýíëð Îíêï Îíêê Îíîð Îíîî Îíëê Ýíèï Ýíèê Îíìî Îíêè Îíêî Ýíéë Îíïî Îííë Îíîê Èíðî Ýíéð Î ÒÙ Ýííí Ýíðî Îíìê Ýííð Ýíéí Îíêç Ïíðç Îííí ÝÙóÜÛÌ Îíïï Ýíèî Îíïë Ôï Ýíïè Ýíëê Ýíïç Ýíïì Ýíîð Îíèê Ýíêì Üíîê Üíîë Ýíêí Îíîë Îíèç Îíèè ...

Page 76: ...Ýíïð Ýíïï Ýíïî Ýíïë Îíìï ÝÒíðï ÝÒíðí Üíïì Üíïë Üíïê Üíïé ÈÚÛÎ ÑÚÚ Üíðð ï î í ê ë ì é è ð ßËÌÑ ÎÛÜ ßÔ Ó Ý ÒÌ ÚËÒÝ ç ÔÝÜ ØÑÔÜ ÌßÔÕ Õ îð ì ï ï ÐÍËÐïíðïÆ ß ...

Page 77: ...Ýëíé ÈÑËÌ Èëðï ÐÍËÐïíðëÆ ß ÝÑÓÐÑÒÛÒÌ Ê ÛÉ ÞÑÌÌÑÓ Ê ÛÉ Ôëðé Ýëðé Ýëïé Îëîî Ýëîè Ýëîê Ýëïç Ýëïè Ýëíì Ýëîï Ýëðï Ýëðî Ôëðë Ýëíð Ýëíï ...

Page 78: ...ÝÑÓÐÑÒÛÒÌ Ê ÛÉ ÞÑÌÌÑÓ Ê ÛÉ Ýêðï Ôêðï Ýêîî Üêîï Ýêïï Îêðí Îêðî Îêðï Îêíï Îêíî Îêíí Îêíì Îêíê Îêíë Îêíè Îêíç Îêíé Üêîî Üêìí Üêìî Îêìê Îêìï Îêìì Îêìë Îêìî Îêìé ÐÍËÐïíðéÆ ß Ýêîï ...

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Summary of Contents for KX-TD7895 - Digital Spread Spedtrum Telephone

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Panasonic KX-TD7895 - Digital Spread Spedtrum Telephone, Service Manual

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Summary of Contents for KX-TD7895 - Digital Spread Spedtrum Telephone

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