Panasonic KX-TG2480BXS Скачать руководство пользователя страница 6 | Manualshive

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4 OPERATING INSTRUCTIONS

4.1.

Battery

4.1.1.

Battery Installation

4.1.2.

Battery Charge

4.1.3.

Recharging the Battery

Note for service:

The battery strength may not be indicated correctly if the battery is disconnected and connected again, even after it is fully
charged. In that case, by recharging the battery as mentioned above, you will get a correct indication ofthe battery strength.

4.1.4.

Battery Strength

6

KX-TG2480BXS / KX-TGA248BXS

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Содержание KX-TG2480BXS

Страница 1: ...o Ltd All rights reserved Unauthorized copying and distribution is a violation of law KX TG2480BXS KX TGA248BXS Digital Cordless Phone Silver Version for Asia Middle Near East and Other Areas Telephone Equipment ORDER NO KM40509863CE ...

Страница 2: ...ing 46 11 BLOCK DIAGRAM BASE UNIT_MAIN 47 12 BLOCK DIAGRAM BASE UNIT_RF PART 48 13 CIRCUIT OPERATION BASE UNIT_MAIN 49 13 1 DSP Digital Speech Signal Processing IC501 49 13 2 EEPROM IC700 50 13 3 Power Supply Circuit 50 13 4 Reset Circuit 52 13 5 Telephone Line Interface 53 13 6 Auto Disconnect Circuit 55 13 7 Parallel Connection Detect Circuit 56 13 8 Calling Line Identification Caller ID 57 13 9...

Страница 3: ...79 26 3 Accessories and Packing Materials 81 27 FOR SCHEMATIC DIAGRAM 83 27 1 Base Unit SCHEMATIC DIAGRAM BASE UNIT 83 27 2 Handset SCHEMATIC DIAGRAM HANDSET 83 28 SCHEMATIC DIAGRAM BASE UNIT 84 29 SCHEMATIC DIAGRAM HANDSET 86 30 SCHEMATIC DIAGRAM RF PART 88 31 CIRCUIT BOARD BASE UNIT 89 31 1 Component View 89 31 2 Flow Solder Side View 90 32 CIRCUIT BOARD HANDSET 91 32 1 Component View 91 32 2 Fl...

Страница 4: ...eful not to heat too long PbF solder will tend to splash if it is heated much higher than its melting point approximately 1100 F 600 C If you must use Pb solder on a PCB manufactured using PbF solder remove as much of the original PbF solder as possible and be sure that any remaining is melted prior to applying the Pb solder When applying PbF solder to double layered boards please check the compon...

Страница 5: ...e 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 worktable 4 Do not touch IC or LSI pins with bare fingers 3 CAUTION 1 Danger of explosion if battery is incorrectly replaced 2 Replace only with the same or equivalent type recommended by the manufacturer 3 Dispose of used ba...

Страница 6: ...ote for service The battery strength may not be indicated correctly if the battery is disconnected and connected again even after it is fully charged In that case by recharging the battery as mentioned above you will get a correct indication of the battery strength 4 1 4 Battery Strength 6 KX TG2480BXS KX TGA248BXS ...

Страница 7: ...4 1 5 Battery Replacement 4 1 6 Battery Performance 7 KX TG2480BXS KX TGA248BXS ...

Страница 8: ...4 2 Location of Controls 4 2 1 Base unit 4 2 2 Handset 8 KX TG2480BXS KX TGA248BXS ...

Страница 9: ...4 3 Displays 4 3 1 Handset Display Items 4 3 2 Troubleshooting Handset LCD 9 KX TG2480BXS KX TGA248BXS ...

Страница 10: ...4 4 Settings 4 4 1 Connections 4 4 1 1 Connecting the AC Adaptor 10 KX TG2480BXS KX TGA248BXS ...

Страница 11: ...4 4 1 2 Connecting the Telephone Line Cord 11 KX TG2480BXS KX TGA248BXS ...

Страница 12: ...12 KX TG2480BXS KX TGA248BXS ...

Страница 13: ...4 4 2 Guide to Handset Programming 13 KX TG2480BXS KX TGA248BXS ...

Страница 14: ...4 4 3 Dial Lock For Service Hint If the current password is forgotten enter 726276642 and you will be able to go to the next step 14 KX TG2480BXS KX TGA248BXS ...

Страница 15: ...4 4 4 Direct Commands 15 KX TG2480BXS KX TGA248BXS ...

Страница 16: ...4 5 Troubleshooting If the handset display shows error messages see Troubleshooting Handset LCD P 9 for the Cause solution 16 KX TG2480BXS KX TGA248BXS ...

Страница 17: ...17 KX TG2480BXS KX TGA248BXS ...

Страница 18: ...18 KX TG2480BXS KX TGA248BXS ...

Страница 19: ...5 DISASSEMBLY INSTRUCTIONS 5 1 Base Unit Shown in Fig To Remove Remove 1 Cabinet Cover Screws 2 6 14 A 5 2 Main P C Board Tape and Solder Screws 2 6 8 B 5 Main P C Board 19 KX TG2480BXS KX TGA248BXS ...

Страница 20: ...hown in Fig To Remove Remove 3 Cabinet Cover Screws 2 6 12 C 2 4 Follow the procedure 5 Main P C Board Tape and Solder 6 Screw 2 6 12 D 1 Screws 2 6 9 E 2 Charge Terminals Main P C Board 20 KX TG2480BXS KX TGA248BXS ...

Страница 21: ...6 ASSEMBLY INSTRUCTIONS 6 1 Fix the LCD to P C Board Handset 21 KX TG2480BXS KX TGA248BXS ...

Страница 22: ...y Charge P 22 Check Link P 23 Check the RF Part P 24 Check Handset Transmission P 28 Check Handset Reception P 28 Check Caller ID P 28 Note DSP is IC501 7 TROUBLESHOOTING GUIDE 7 1 Check Battery Charge 22 KX TG2480BXS KX TGA248BXS ...

Страница 23: ...7 2 Check Link Note 1 Refer to Finding Out the Defective Part P 24 Cross Reference RF Check Flowchart P 25 23 KX TG2480BXS KX TGA248BXS ...

Страница 24: ...1 Finding Out the Defective Part After All the Checkings or Repairing Re register Handset to be checked to Base Unit to be checked and HS to BU Regular unit working 7 3 1 1 Re registering the Handset 24 KX TG2480BXS KX TGA248BXS ...

Страница 25: ...7 3 2 RF Check Flowchart Each item 1a 5 of RF Check Flowchart corresponds to Check Table for RF part P 26 Please refer to the each item 25 KX TG2480BXS KX TGA248BXS ...

Страница 26: ...T Link mode 1 CH 45ch TX Power High RX Gain High 3 Set HS to TEST Link mode 1 CH 45ch TX Power High RX Gain Low 4 Press 1 key of HS to establish link about 5m away from BU Regular Unit 5 Press 1 key of HS to set RSSI mode and press 2 key to set RX Gain Low 6 Confirm the value of RSSI in LCD of HS is more than e0 hex 2 Control signal confirmation 1 Set TX Burst mode 1 2 Check DSP interface 2 1 Set ...

Страница 27: ...7 3 4 RF DSP interface signal wave form 27 KX TG2480BXS KX TGA248BXS ...

Страница 28: ...ne Interface P 53 Calling Line Identification Caller ID P 57 Note Make sure the format of the Caller ID service of the Telephone company that the customer subscribes to It is recommended to confirm that the customer is really a subscriber of the service 7 4 Check Handset Transmission 7 5 Check Handset Reception 7 6 Check Caller ID 28 KX TG2480BXS KX TGA248BXS ...

Страница 29: ...ing P 38 Insert AC adaptor during checking 2 When you select Select Line Mode you can see selected LINE LED lights If you press Button 3 five times base unit is reset to the Factory settings VML LED lights 3 Refer to Check Table for RF part P 26 and RX CW TEST Mode P 34 for proper Handset Settings 4 If you enter the test mode correctly GHARGE LED flashes once Line1 is selected and you are in Selec...

Страница 30: ...fer to For Test Mode in Base Unit Reference Drawing P 38 Insert AC adaptor during checking 2 Refer to Check Table for RF part P 26 and Test Burst Mode P 33 for proper Handset Settings 3 If you enter the test mode correctly GHARGE LED flashes once Line1 is selected and you are in Select Antenna mode 30 KX TG2480BXS KX TGA248BXS ...

Страница 31: ...Test Mode in Base Unit Reference Drawing P 38 Insert AC adaptor during checking 2 for factory use only 3 Refer to Check Table for RF part P 26 and Test Link Mode P 35 for proper Handset Settings 4 If you enter the test mode correctly GHARGE LED flashes once Line1 is selected and you are in Select Antenna mode 31 KX TG2480BXS KX TGA248BXS ...

Страница 32: ...ons because Base Unit has only LOCATOR key Refer to For Test Mode in Base Unit Reference Drawing P 38 Insert AC adaptor during checking 2 Refer to the table below if using Spectrum Analyzer for checking 3 If you enter the test mode correctly GHARGE LED flashes once Line1 is selected and you are in Select Antenna mode 32 KX TG2480BXS KX TGA248BXS ...

Страница 33: ...t for Handset 8 2 1 Test Burst Mode Note 1 LCD displays the Channel number exception default CH00 1ch 2 Refer to Check Table for RF part P 26 and RX CW TEST Mode P 30 for proper Base Unit Settings 33 KX TG2480BXS KX TGA248BXS ...

Страница 34: ... RX CW TEST Mode Note 1 LCD displays the Channel number exception default CH00 1ch 2 Refer to Check Table for RF part P 26 and Test Burst Mode P 29 for proper Base Unit Settings 34 KX TG2480BXS KX TGA248BXS ...

Страница 35: ... Mode Note 1 LCD displays the Channel number exception default CH00 1ch 2 for factory use only 3 Refer to Check Table for RF part P 26 and Test Link Mode P 31 for proper Base Unit Settings 35 KX TG2480BXS KX TGA248BXS ...

Страница 36: ...just Battery Low Detector Voltage Handset P 37 Note 2 These are the default values 3 These values may not be fixed depending on the battery strength 4 Refer to the table below if using Spectrum Analyzer for checking 36 KX TG2480BXS KX TGA248BXS ...

Страница 37: ...requency is out of the checking tolerance 100Hz adjust to Adjustment tolerance 30Hz by pressing or key Adjustment Tolerance 13 824MHz 30Hz 5 Press TALK key to write the new frequency factor in EEPROM 6 Turn the power off Then this value is available Cross Reference Adjustment Mode P 36 8 4 Adjust Battery Low Detector Voltage Handset After Handset s DSP IC201 or EEPROM IC202 replacement Re writing ...

Страница 38: ...215 R295 R294 R276 R275 C275 C272 Q271 R272 C267 C277 C280 R290 R289 C281 C282 C284 R268 R261 R260 C201 C213 C242 R239 R223 R240 R245 R232 R231 R241 R243 R242 C135 R135 R133 Q156 Q136 R163 R143 C309 C304 C803 C801 C802 C806 C809 Q800 C810 C813 R501 R333 R334 R507 R706 R724 R723 R722 R807 R806 R805 R804 R803 C713 C509 C724 C723 C722 128 103 102 65 64 39 38 1 C553 C554 C811 1 1 4 8 5 14 28 15 C812 C...

Страница 39: ...CM DCP DCP DCM L1T L1R L2T L2R JS1 JI1 JO1 UTX1 UGND1 UVCC1 2 1 AF VOLT METER OSCILLOSCOPE BELL SIMULATOR LOOP SIMULATOR Ring Tip Call_ID SIMULATOR AF OSC AF OSC DC 9V DC DCP DCM SPECTRUM ANALYZER ANT1 ANT1 ANTG1 ATT SG SG out GND KIN1 BUTTON1 BUTTON2 BUTTON3 KIN2 KIN3 KX TG2480BXS KX TGA248BXS 39 ...

Страница 40: ...01 L208 Q205 Q206 IC205 IC203 Q212 D205 D206 Q208 Q209 Q210 Q204 C220 C213 RA201 X201 IC208 CHG1 CHG2 VSS VBAT RX TX VBAT2 VSS2 RST PDN MICM SPP RXI RSSI TXO DEMOD RECEIVER SP PHONE BCK SPM MICP VCC INT_0 VE_HK ANT ANT GND SSG AC VOLT METER DC VOLT METER DC POWER SUPPLY MONITOR SP 8 OSCILLOSCOPE SPM SPP MIC_M MIC_P OSC 1 1kHz MIC LOAD 47 47 150 SPP SPM BCK AC VOLT METER OSCILLOSCOPE FREQUENCY COUN...

Страница 41: ...72900 2438 183057 44 2439 266748 2439 076904 45 2440 156641 2439 966797 46 2441 050488 2440 860645 47 2441 940381 2441 750537 48 2442 834229 2442 644385 49 2443 724121 2443 534277 50 2444 617969 2444 428125 51 2445 507861 2445 318018 52 2446 401709 2446 211865 53 2447 291602 2447 101758 54 2448 185449 2447 995605 55 2449 075342 2448 885498 56 2449 969189 2449 779346 57 2450 859082 2450 669238 58 2...

Страница 42: ...ry setting Erase stored phone numbers Caller list and etc This operation should not be performed for a usual repair Note 1 Be sure to short the battery terminals of the handset with a lead wire etc for 2 seconds for discharge after removing the battery 42 KX TG2480BXS KX TGA248BXS ...

Страница 43: ...y The construction of RX TX frequency data is shown below It consists of 4 slots from the base unit to the cordless handset and 4 slots from the cordless handset to the base unit total 8 slots in 10ms By this slot system simultaneous air link and communication between 4 cordless handsets and the base unit can be realized One communication between cordless handset and the base unit is done by one s...

Страница 44: ...pLink4 is different frequency UpLink3 and DownLink3 use the same frequency 2 Handsets Link Traffic Bearer A link is established between Base unit and handset The state where duplex communication is performed The hopping pattern of a 1800hops 18 seconds cycle Dummy Bearer The Base unit send Dummy data to the all stand by state Handsets The Handsets receive that data for keeping synchronization and ...

Страница 45: ... IC201 The DSP performs TDD TDMA and ADPCM decoding to convert the RX DATA into the voice signal then it is output to the speaker Transmission The voice signal entering from the microphone is led to DSP IC201 The DSP encodes ADPCM and TDD TDMA with FHSS to TX DATA The TX DATA signal enters IC901 of RF UNIT and is modulated to 2 4GHz The RF signal is fed into Tx Rx switch D104 The RF signal is pass...

Страница 46: ...10 EXPLANATION OF LINK DATA COMMUNICATION 10 1 Calling 10 2 To Terminate Communication 10 3 Ringing 46 KX TG2480BXS KX TGA248BXS ...

Страница 47: ...LY Transistor RLY SIDE TONE CIRCUIT Transformer Transformer CALLER ID CIRCUIT CALLER ID CIRCUIT StepDown Converter 9 4 5V 4 2V 2 5V 3 3V REG with RESET BELL DETECT BELL DETECT Transistor RLY Q104 Q161 X801 13 824MHz CHG VM LINE1 LINE2 GND Q142 D101 PC111 CN101 Q241 Q261 T261 T281 INT 1 D201 CN201 PC211 D301 DC JACK DC DC L1OUT L1IN KX TG2480 BLOCK DIAGRAM Base Unit_Main KX TG2480BXS KX TGA248BXS 4...

Страница 48: ... N PLL 2MHz FM det Slicer Serial Interface VCC 2 4GHz Mod Demod Circuit 2 4GHz 2 4GHz MOD_EN SCLK SDIO SLE OSC_IN TX_EN SDATA TX_DATA RX_DATA RSSI SHCTRL RF_RESET RX_EN RX_GAIN DSP VBATT2 FL901 D903 D904 RXGAIN KX TG2480 BLOCK DIAGRAM Base Unit_RF part KX TG2480BXS KX TGA248BXS 48 ...

Страница 49: ...SP system in software The DTMF detection is performed during Line Monitoring modes of operation When the DTMF data from the Handset is received the DTMF signal is output Caller ID demodulation The DSP implements monitor and demodulate the FSK signals that provide CID information from the Central Office Block Interface Circuit RF unit LED Key scan Telephone line 13 1 2 The Meaning of the Motion of ...

Страница 50: ... Tone Pulse 13 3 Power Supply Circuit Function The power supply voltage from AC adaptor is converted to the desired voltage of each block Circuit Operation IC301 Q301 and D303 4 5V DCDC Converter IC300 3 3V Regulator IC601 2 5V Regulator IC321 4 2V Regulator 50 KX TG2480BXS KX TGA248BXS ...

Страница 51: ...charge of maximum 6 hours is started soon after the Handset is placed on the base unit Then it changes to Trickle charge to prevent from overcharging Q381 and Q382 detect the ON HOOK state Handset is placed on base unit Q350 and Q351 control the charge current 51 KX TG2480BXS KX TGA248BXS ...

Страница 52: ...en it incorporates an AC adaptor Circuit Operation When the AC Adaptor is inserted into the unit then the voltage is shifted by IC300 and power is supplied to the DSP The set starts to operate when VCC goes up to 3 3V or more in the circuit voltage diagram 52 KX TG2480BXS KX TGA248BXS ...

Страница 53: ...provide an off hook condition active DC current flow through the circuit CPU turns Q145 on Thus Q104 and Q142 turn on Following signal flow is the DC current flow T L101 D101 Q104 Q161 R164 Q142 D101 L102 P101 R ON HOOK Circuit Q104 is open Q104 is connected as to cut the DC loop current and to cut the voice signal The unit is consequently in on hook condition Pulse Dial Circuit Pin 4 of DSP turns...

Страница 54: ...rcuit CPU turns Q245 on Thus Q241 turns on Following signal flow is the DC current flow T L201 D201 Q241 Q261 R263 D201 L202 P201 R ON HOOK Circuit Q241 is open Q241 is connected as to cut DC loop current and to cut the voice signal The unit is consequently in on hook condition Pulse Dial Circuit Pin4 of DSP turns Q246 ON OFF to make the pulse dialing Side Tone Circuit Basically this circuit preve...

Страница 55: ...to isolate both lines This circuit gain is controlled by the signal inverse RLY When the base unit is in off hook condition the control signal logic is zero This circuit transforms the voltage of the line and DSP monitors the result of the transformation When the DSP detects the voltage drop 0 2V or more by parallel connected telephone off hook the unit will disconnect the line Pin 50 is for Line ...

Страница 56: ...he circuit is same as Auto Disconnect circuit But this circuit is controlled by inverse RLY signal In on hook state the input signal logic is high then the transistors Line 1 Q156 Q136 Line 2 Q256 Q236 turn on As a result the circuit gain is different from off hook state If the input signal to DSP is 1 65V or higher DSP will judge there is no use of the telephones connected in parallel Transformat...

Страница 57: ...The method is chosen according to the exchange of telephone office This unit is available to receive the data with both methods and displays the received data on LCD FSK Frequency Shift Keying format DTMF format It is the method to send the telephone number of calling party with DTMF to the telephone DTMF is sent before the first bell signal The data is sent in turn first the start code secondly t...

Страница 58: ...m pin1 This TX signal is filtered by BPF FL901 and supplied to Antenna 2 4GHz RX signal from the Antenna is filtered by BPF FL901 and supplied to pin4 of IC901 then demodulated signal RX_DATA comes out from pin 16 At the same time RSSI Received Signal Strength Indicator outputs from pin 14 Reference clock 13 824MHz from DSP block is supplied to pin 11 of IC901 VBATT2 supplies 2 5V regulated voltag...

Страница 59: ... DIAGRAM HANDSET_MAIN KX TGA248 BLOCK DIAGRAM Handset_Main 2 5V INT 1 INT_1 VBATT2 3 0V IC205 D206 D213 D205 D208 D207 2 IC202 IC203 IC201 IC204 DI MOD_EN RXGAIN RSTN HSMIP HSMIN 1 59 KX TG2480BXS KX TGA248BXS ...

Страница 60: ... N PLL 2MHz FM det Slicer Serial Interface VCC 2 4GHz Mod Demod Circuit 2 4GHz 2 4GHz MOD_EN SCLK SDIO SLE OSC_IN TX_EN SDATA TX_DATA RX_DATA RSSI SHCTRL RF_RESET RX_EN RX_GAIN DSP VBATT2 FL901 D903 D904 RXGAIN KX TGA248 BLOCK DIAGRAM Handset_RF Part KX TG2480BXS KX TGA248BXS 60 ...

Страница 61: ...ning of the Motion of Pin 100 The period of Host Power Up Hardware Initialization In this period the host sets up some registers in order to wake up the system The period of Host Reset Software Initialization In this period the host reads the parameter from the memory and initializes module 16 1 2 RF unit Mainly voice signal is modulated to RF or it goes the other way 16 1 3 EEPROM IC202 All setti...

Страница 62: ... each block BATTERY 3 6V KEY BACK LIGHT RF UNIT REG 2 5V IC204 DSP LCD IC201 EEPROM IC202 MIC CIRCUIT 3 6V VBATT2 REG 3 0V IC203 Block Diagram Handset Power LEDS 3 0V BATT BATT CHARGE2 CHARGE1 D206 Q212 Q207 D213 D205 D208 D207 2 1 62 KX TG2480BXS KX TGA248BXS ...

Страница 63: ...E2 and CHARGE1 flows D213 R248 Q207 pin80 of IC201 where the charge is detected Then IC201 calculates the battery consumption amount from the previous charge and it controls Q212 Q210 Q209 by pin82 of IC201 until charging is complete When charging is complete the control pattern is switched to Trickle charging form from Normal charging form 16 4 Ringer and Handset SP Phone 63 KX TG2480BXS KX TGA24...

Страница 64: ... for the microphone is supplied from DSP 20 and the power is turned OFF on standby 16 6 Reception Signal The voice signal from the base unit is output to DSP 33 HSSPOUT This signal is led to the headset jack CN203 The signal through the headset jack and the other signal output from DSP 34 to drive the speaker When the headset is inserted to the jack the voice signal is cut at the jack so the sound...

Страница 65: ... pin1 This TX signal is filtered by BPF FL901 and supplied to Antenna 2 4GHz RX signal from the Antenna is filtered by BPF FL901 and supplied to pin4 of IC901 then demodulated signal RX_DATA comes out from pin 16 At the same time RSSI Received Signal Strength Indicator outputs from pin 14 Reference clock 13 824MHz from DSP block is supplied to pin 11 of IC901 VBATT2 supplies 2 5V regulated voltage...

Страница 66: ...17 SIGNAL ROUTE Each signal route is as follows 66 KX TG2480BXS KX TGA248BXS ...

Страница 67: ...1 A I 59 VREF A O 60 NC D O 61 NC D O 62 GNDR GND Pin Description I O High High_Z Low 63 NC D O 64 VREFR A O 65 RSSI A I 66 VCCR VCC 67 GNDPLL GND 68 VCCPLL VCC 69 XOUT A O 70 XIN A I 71 GND GND 72 Reset D I Normal Reset 73 Power Down D I Normal Power Down 74 NC D O 75 TX_DATA D O 76 MOD_EN D O Active Not 77 NC D O 78 NC D O 79 NC D O 80 NC D O 81 RXEN D O Active Off 82 TXEN D O Active Off 83 RXGA...

Страница 68: ... Note The mark in the I O column means the port is controlled by the firmware Data in the blank columns are omitted because of the Analog I O Pin Description I O High High_Z Low 50 VCCPLL VCC VCC 51 XOUT A O 52 XIN A I 53 GND GND GND 54 RESET D I Normal Reset 55 PDN D I Power On Power Down 56 NC D O Normal 57 TX OUT D O High Low 58 MOD_EN D O On Off 59 NC D O Normal 60 NC D O Normal 61 NC D O Norm...

Страница 69: ...20 EXPLANATION OF IC TERMINALS RF UNIT 20 1 IC901 69 KX TG2480BXS KX TGA248BXS ...

Страница 70: ...ecific Gravity 0 82 Type RMA lower residue non cleaning type Note See ABOUT LEAD FREE SOLDER PbF Pb free P 4 21 2 FLAT PACKAGE IC REMOVAL PROCEDURE 1 Put plenty of solder on the IC pins so that the pins can be completely covered Note If the IC pins are not soldered enough you may give pressure to the P C board when cutting the pins with a cutter 2 Make a few cuts into the joint between the IC and ...

Страница 71: ...the corresponding soldering foil 2 Apply flux to all pins of the FLAT PACKAGE IC 3 Solder the pins sliding the soldering iron in the direction of the arrow 21 4 BRIDGE MODIFICATION PROCEDURE 1 Lightly resolder the bridged portion 2 Remove the remaining solder along the pins using a soldering iron as shown in the figure below 71 KX TG2480BXS KX TGA248BXS ...

Страница 72: ...22 CABINET AND ELECTRICAL PARTS BASE UNIT 72 KX TG2480BXS KX TGA248BXS ...

Страница 73: ...23 CABINET AND ELECTRICAL PARTS HANDSET 73 KX TG2480BXS KX TGA248BXS ...

Страница 74: ...24 ACCESSORIES AND PACKING MATERIALS 74 KX TG2480BXS KX TGA248BXS ...

Страница 75: ...25 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 25 1 Base Unit 25 2 Handset 75 KX TG2480BXS KX TGA248BXS ...

Страница 76: ...ANTENNA 11 PQSX10294Y KEYBOARD SWITCH 12 PQKF10611W1 CABINET COVER PS HB 13 PQHA10018Z RUBBER PARTS FOOT CUSHION 14 PQKL10061Z1 STAND WALL MOUNT PS HB 15 PQHA10017Z RUBBER PARTS LEG CUSHION 16 PQGT18151Z NAME PLATE Made in Malaysia 16 PQGT18422Z NAME PLATE Made in China 26 1 2 Main P C Board Parts Note 1 When you have replaced IC501 or IC700 adjust X801 Refer to Check and Adjust X801 Base Unit Fre...

Страница 77: ...156 ERJ3GEYJ103 10K R157 ERJ3GEYJ392 3 9K R158 ERJ3GEYJ104 100K R159 ERJ2GE0R00 0 R162 ERJ3GEYJ393 39K R163 ERJ3GEYJ470 47 R164 ERJ12YJ680 68 R165 ERJ3GEYJ821 820 Ref No Part No Part Name Description Remarks R166 ERJ3GEYJ471 470 R167 ERJ2GEJ102 1K R168 ERJ3GEY0R00 0 R170 ERJ2GEJ561 560 R171 ERJ2GEJ680 68 R172 ERJ2GEJ104 100K R211 PQ4R10XJ473 47K S R212 ERJ3GEYJ183 18K R213 ERJ3GEYJ225 2 2M R214 ER...

Страница 78: ...01JCV 100P C263 ECJ1VB1H472K 0 0047 Ref No Part No Part Name Description Remarks C264 EEE1CA100SR 10 C265 ECUV1C473KBV 0 047 C266 EEE1CA100SR 10 C267 ECUV1A224KBV 0 22 C272 F1G1H272A571 2700P C276 EEE0JA220SR 22 C278 F1G1A1040003 0 1 C279 F1G1C153A081 0 015 C280 F1G1A1040003 0 1 C284 ECJ1VB1H472K 0 0047 C285 ECUV1C473KBV 0 047 C290 F3F0J106A057 10 C292 ECJ1VB1H682K 0 0068 C296 ECUV1H681JCV 680P S ...

Страница 79: ...BS HB 26 2 2 Main P C Board Parts Note 1 When you have replaced IC201 or IC202 adjust X201 Refer to Check and Adjust X201 Handset Frequency P 37 and Adjust Battery Low Detector Voltage Handset P 37 Ref No Part No Part Name Description Remarks PCB100 PQWPG2480BXR MAIN P C BOARD ASS Y RTL ICs IC201 C2HBBK000079 IC 1 IC202 PQWIG2480BXR IC 1 IC203 C0CBABD00019 IC IC204 C0CBAAD00018 IC IC205 C0EBF00001...

Страница 80: ...Name Description Remarks C230 ECUE1C103KBQ 0 01 S C231 ECUE1C103KBQ 0 01 S C234 F1G1A1040003 0 1 C236 F1G1H4R0A445 4P C237 F1G1H4R0A445 4P C239 ECUE1C103KBQ 0 01 S C240 F1G1A1040003 0 1 C242 F1G1A1040003 0 1 C267 ECST0JY226 22 C268 ECST0JY225 2 2 C271 ECUV1H103KBV 0 01 C272 ECUV1C224KBV 0 22 C273 ECUV1H103KBV 0 01 C274 ECUV1C224KBV 0 22 C275 F1G1A683A013 0 068 C277 ECUE1H100DCQ 10P S C278 ECUE1H10...

Страница 81: ...BELT CLIP A5 PQHG10680Z RUBBER PARTS SHEET A6 PQKE10364Z1 PLASTIC PARTS SHOULDER REST A7 PQQT22597Z LABEL CAUTION A8 PQQX14551Y INSTRUCTION BOOK for English 1 A9 PQQW13711Z INSTRUCTION BOOK for Arabic A10 PQQW13712Z INSTRUCTION BOOK for Persian P1 PQPP170Y PROTECTION COVER for Base Unit P2 XZB10X35A02 PROTECTION COVER for Handset P3 PQPK14921Z GIFT BOX Made in Malaysia P3 PQPK15058Z GIFT BOX Made ...

Страница 82: ...Memo 82 KX TG2480BXS KX TGA248BXS ...

Страница 83: ...2 This schematic diagram may be modified at any time with the development of new technology 27 2 Handset 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 83 KX TG2480BXS KX TGA248BXS ...

Страница 84: ... Cont 6 NC 7 NC 8 Vin C618 K470P NC C611 NC C772 NC C770 NC C771 NC C774 NC C762 NC C763 C773 NC NC C769 NC C768 NC C767 C778 NC ANT1 39K R805 K0 1 C812 150 R804 K0 1 C813 K0 1 C810 NC C811 Q800 C804 C2P R801 NC 13 824MHz X801 C805 C2P C554 K0 1 3P C809 1 8K R803 C591 K0 1 LGS1 R802 NC INT0 C541 NC URX1 UTX1 R543 4 7K FVCC FGND FCS FSO FSI LED723 L2_LED R723 390 C724 NC NC C550 UVCC1 UGND1 R334 1K...

Страница 85: ...42 K0 01 50V R268 0 NC C282 10u 25V C261 3 3K R245 150K R272 R285 6 8K R265 820 LINE_GND 1K R267 R260 NC NC C274 R271 150 C281 NC R283 2 7K 39K R262 NC C277 C264 10u 16V C284 K0 0047 R263 68 1 2W T281 3E3A 4 6 1 2 3 Q271 C285 K0 047 R264 47 10M R232 Q261 R266 470 R284 NC T261 3E3A 4 6 1 2 3 C278 K0 1 PC241 2 1 4 3 C266 10u 16V R276 100 C272 K2700P 10K R242 100K R241 C280 K0 1 C279 K0 015 R278 1K L...

Страница 86: ...CTRL GND RF_RESET RSSI RX_DATA DMOD SDIO ANT RA201 4 7K 1 3 5 7 8 6 4 2 IC204 2 5V REG 1 OUT 3 GND 2 IN LED204 330 R203 LED202 330 R201 LED203 330 R204 330 R202 LED201 Q201 1 B1 2 E 3 B2 4 C2 5 C1 DEMOD TP_ANT RA207 220 2 4 6 8 7 5 3 1 C218K1 0 CA203 K0 1 8 6 5 7 4 2 1 3 CA202 K0 47 1 3 4 2 NC IC207 1 CD 2 VREF 3 VIN 4 VIN 5 VOUT1 6 VCC 7 GND 8 VOUT2 NC C320 NC C324 NC R320 NC R321 NC L320 NC L321...

Страница 87: ...L 75 HEADSET_DET 76 TCK 77 TMS 78 TDI 79 TDO 80 CHARGE_DET 81 RF_RESET 82 CHARGE_CNT 83 KEYIN_5 84 KEYIN_4 85 KEYIN_3 86 KEYIN_2 87 KEYIN_1 88 KEY_LIGHT 89 LCD_BACK_LIGHT 90 NC 91 KEYSTROBE_E 92 KEYSTROBE_D 93 KEYSTROBE_C 94 KEYSTROBE_B 95 KEYSTROBE_A 96 GND 97 VCC 98 NC 99 FLASH_SCK 100 INT_1 NC R225 IC205 3 2V RESET OUT 1 VDD 2 NC 3 GND 4 C228 K0 1 Q208 270K R220 K470P C306 C309K0 1 R286 39K R28...

Страница 88: ...4 D10P C960 C1P C904 D10P C911 10R941 10R942 K1000P C941 K0 1 C976 D10P C963 D10P C962 C1 5P C984 D10P C917 K0 01 C980 1K R931 1K R932 330 R933 NC C914 3 3nH L909 C2P C952 D10P C938 D10P C956 2 2nH L911 J220P C965 TP_TESTP TP_TESTN NC C994 0 R943 K1000P C990 D10P C991 1K R992 1K R991 K470P C937 K0 1 C993 NC C985 J120P C992 1uH 1608 L990 NC C920 D10P C903 K0 1 C996 C978 NC VBATT2 SDATA SLE SCLK TX_...

Страница 89: ...15 R295 R294 R276 R275 C275 C272 Q271 R272 C267 C277 C280 R290 R289 C281 C282 C284 R268 R261 R260 C201 C213 C242 R239 R223 R240 R245 R232 R231 R241 R243 R242 C135 R135 R133 Q156 Q136 R163 R143 C309 C304 C803 C801 C802 C806 C809 Q800 C810 C813 R501 R333 R334 R507 R706 R724 R723 R722 R807 R806 R805 R804 R803 C713 C509 C724 C723 C722 128 103 102 65 64 39 38 1 C553 C554 C811 1 1 4 8 5 14 28 15 C812 C3...

Страница 90: ...URX1 KIN3 KIN1 KIN2 JC1 TXD2 PbF PQUP11288Z ANTG1 ANT1 DCM DCP DCP DCM L1T L1R L2T L2R JS1 JI1 JO1 UTX1 UGND1 UVCC1 2 1 KX TG2480 CIRCUIT BOARD Base Unit Flow Solder Side View L1T L2R L2T L1R DCM DCP ANTG ANT KX TG2480BXS KX TGA248BXS 90 ...

Страница 91: ... C984 C983 RA901 C964 C995 C966 C965 C943 C946 C941 C993 C944 C942 C994 L990 C992 C985 FL901 L901 R903 C910 R992 R991 L904 L913 C911 C904 C913 D903 D904 C901 C912 L903 L909 C940 C939 L911 C918 C915 C921 C903 C920 C981 C914 R909 C996 C922 C991 C990 C952 C958 C957 C959 L905 L912 C938 L205 C322 C226 C229 R274 R277 R275 R220 R278 C205 C206 C209 L203 Q201 C291 C203 C204 R247 R234 C280 R230 C231 RA205 C...

Страница 92: ...NU 1 2 3 4 5 6 7 8 LED203 LED204 LED201 LED202 9 0 SYA MIC HOLD FLASH REDIAL RIGHT LED208 Q213 R208 LED205 RA207 C211 R217 R218 C210 CA202 CA203 LED206 LED207 R201 R202 R203 R204 KX TGA248 CIRCUIT BOARD Handset Flow Solder Side View PQUP11243Z KX TG2480BXS KX TGA248BXS 92 ...

Страница 93: ...39 L911 L912 C918 L903 C915 C912 C938 C903 C921 C920 RA901 R919 C960 C937 C961 C956 R930 C917 C922 C996 R909 C914 C981 C984 C983 C957 C958 C952 C959 C991 C990 L905 C940 C994 C985 C941 C977 C993 C944 R906 R943 R931 R940 C976 R933 R932 R942 R941 C966 C943 C942 C946 C965 C995 C980 C964 C979 C963 C962 C978 L990 C992 L909 KX TG2480BXS KX TGA248BXS 93 ...

Страница 94: ...94 KX TG2480BXS KX TGA248BXS H M N KXTG2480BXS KXTGA248BXS ...

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