Panasonic KX-PRX120W Service Manual Download Page 65

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KX-PRX120W/KX-PRXA10W

GND of C454(10uF) and headset
should tie together and single
via to GND plane

tie together and single via to GND plane

Close to BB

Close to CON401

MTK Earphone

MTK RECEIVER

close to IC

GND of C454(10uF) and headset
should tie together and single
via to GND plane

tie together and single via to GND plane

Close to MIC

MTK MIC

Digital Microphone is reserved

Close to BB

Close to MIC

tie together and single via to GND plane

RECEIVER

0402

C403

100pF

B410

0603

C454 10uF

B411

0402

C404
33pF

0402

C415

1uF

0402

C418

100nF

0402

R406
1.5K

0402

C406

100pF

VR411

0402

C402

100pF

0402

C430 1uF

0402

C417

1uF

0402

C416
33pF

0402

R408

560R

0402

C408

33pF

0402

C405
33pF

0402

R411
560R

B413

B412

0402

C407
33pF

VR412

0402 C409

0402 R401

0402

R405

1.5K

0402

C432 1uF

0402

R412

㸩

㸫

REC2

0402

C434

33pF

0402

C428

100pF

0402

C433
33pF

B402

B401

0603

C431

10uF

VMIC

[11]

HPM_ANDROID

HSN

HSP

[3] MICN1

[3] MICP1

[3]

MICP0

[3]

MICN0

[3] EARBIAS

AU_VIN1_N1

[11] MICP_ANDROID

[11] MICN_ANDROID

[11]

RECN_ANDROID

[11]

RECP_ANDROID

[11] RECP

[11] RECN

[3]

Summary of Contents for KX-PRX120W

Page 1: ... NO KM41403805CE F13 Telephone Equipment Model No KX PRX120W KX PRXA10W Premium Design Phone with Touchscreen W White Version for USA KX PRXA10 Charger Unit Handset Model No Base Unit Handset Charger Unit Expandable KX PRX120 1 1 PRXA10 1 Up to 6 KX PRXA10 1 PRXA10 1 Configuration for each model Base Unit ...

Page 2: ...bleshooting by Symptom Handset 39 9 4 Function Check at Factory Mode 40 10 Disassembly and Assembly Instructions 43 10 1 Disassembly Instructions 43 10 1 1 Base Unit 43 WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public It does not contain warnings or cautions to advise non technical individuals of potential danger...

Page 3: ...move the Shield Case 55 12 2 4 How to Install the Shield Case 56 12 3 Terminal Guide of the ICs Transistors and Diodes 57 12 3 1 Base Unit 57 13 Schematic Diagram 58 13 1 For Schematic Diagram 58 13 1 1 Base Unit Schematic Diagram Base Unit 58 13 1 2 Handset Schematic Diagram Handset 58 13 1 3 Charger Unit Schematic Diagram Charger Unit 58 13 2 Schematic Diagram Base Unit 59 13 3 Schematic Diagram...

Page 4: ...e Please call 1 800 8 BATTERY 1 800 822 8837 for information on how to recycle this battery 2 2 About Lead Free Solder Pbf Pb free Note In the information below Pb the symbol for lead in the periodic table of elements will refer to standard solder or solder that contains lead We will use PbF solder when discussing the lead free solder used in our manufacturing process which is made from Tin Sn Sil...

Page 5: ... check the manufacturer s specific instructions for the melting points of their products and any precautions for using their product with other materials The following lead free PbF solder wire sizes are recommended for service of this product 0 3 mm 0 6 mm and 1 0 mm 2 3 Discarding of P C Board When discarding P C Board delete all personal information such as telephone directory and caller list o...

Page 6: ...uplex WiFi CSMA CA Carrier Sense Multiple Access Collision Avoidance Bluetooth Channel spacing DECT 1728kHz WiFi 5MHz Bluetooth 1MHz Bit rate DECT 1152kbit s WiFi 135Mbit s Bluetooth 2178 1kbit s Modulation DECT GFSK Gaussian Filtered Shift Keying WiFi DSSS OFDM Bluetooth FHSS RF transmission power DECT Approx 115mW peak transmission power WiFi 25mW peak transmission power Bluetooth Approx 1mW pea...

Page 7: ...ing Burst Decoding RF PLL 5 2 79 9 10 EEPROM SCL SDA 59 58 To AC Adaptor DC DC convertor DC DC convertor IC2 L3 C36 Q602 IC2 L3 C36 Q602 Q9 Q9 Q8 Q8 2 4V Reg 1 8V Reg 2 85 V 2 4 V 1 8 V BBIC IC401 IC7 KX PRX120 BLOCK DIAGRAM BASE UNIT MOD DEMOD Charge Pump DCDC Converter 44 XTAL X1 X1 10 368 MHz RX n RX p TX p TX n TX on RX on D801 6 72 ANT1 ANT2 ANT1 ANT2 ANT1 ANT2 78 80 L1 L2 DCP DCM 3 QSPI FLAS...

Page 8: ...on Echo cancellation and Echo suppression DSP section Any tones tone sidetone ringing tone etc generation DSP section DTMF receiver DSP section Clock Generation for RF Module ADC DAC timer and power control circuitry PLL Oscillator Detector Compress Expander First Mixer All interfaces ex QSPI FLASH MEMORY EEPROM LED Analog Front End etc DCDC Converter Integrated 1 9GHz PA for DECT EEPROM IC401 Tem...

Page 9: ...Fig 101 The power supply is as follows DECT BBIC IC7 DC Jack 5 5 V IC2 IC7 DC Jack 5 5 V IC2 Q9 IC7 DC Jack 5 5 V IC2 Q8 IC7 EEPROM IC401 DC Jack 5 5 V IC2 IC7 IC401 QSPI FLASH MEMORY IC431 DC Jack 5 5 V IC2 IC7 IC431 Fig 101 AC Adaptor DCP IC2 Q9 IC7 IC401 IC431 5 5 V 1 8 V 3 0 V 3 0 V Q8 2 4 V DC Jack 2 85 V DCM 1 2 3 On DC S 1 8 V Reset IC7_61pin Off ...

Page 10: ...Block Diagram Base Unit P 7 The voice signal passes through the analog part of IC7 where it is amplified and converted to a digital audio stream signal The burst switch controller processes this stream performing encryption and scrambling adding the various other fields to produce the GAP Generic Access Profile standard DECT frame assigning to a time slot and channel etc In IC7 the carrier frequen...

Page 11: ...ock Diagram Handset 4 3 1 KX PRXA10 The following functions are controled by Android BBIC MT6515 Wireless function DECT WiFi Bluetooth Sensor Accelerometer Proximity sensor Photometer Camera Front Camera External Memory Micro SD Card ...

Page 12: ...X 26MHz 2 4G ANT Power Management IC MT6329 I2C HPR Speaker BJT VBAT USB CON MIC Headset Jack Receiver UART PCM Switch EEPROM Memory Crystal 20 736M DECT ANT EMMC DAT ADD CLK CTRL SIGNAL Filter DECTBBIC SC14448A DECT Part WIFI BT GPS IC MT6628 Audio Part Sensor Part Touch Panel Part Camera Part LCD Part SD Card Part Internal Memory Part Power Management Vibrator Speaker Part WiFi BT Part Android B...

Page 13: ...13 KX PRX120W KX PRXA10W 4 4 Circuit Operation Charger Unit 4 4 1 Power Supply Circuit The power supply is as shown TP2 TP1 AC Adaptor F1 R1 TP4 TP3 For KX PRXA10 ...

Page 14: ...6 R29 C22 Q5 Q3 D3 P1 B A DA801 C803 DA802 D3 Q3 Q5 R20 C56 R117 IC7 21 IC7 79 L802 C812 to HANDSET BASE UNIT A B P1 IC7 78 C813 C851 ANT1 C853 ANT2 IC7 78 C813 DA801 C803 DA802 to HANDSET C851 ANT1 C853 ANT2 BASE UNIT from HANDSET ANT1 C851 DA802 C803 DA801 C826 ANT2 C853 IC7 3 IC7 2 IC7 23 R116 R29 C22 Q5 Q3 D3 P1 B A DA801 C803 DA802 D3 Q3 Q5 R20 C56 R117 IC7 21 IC7 79 L802 C812 to HANDSET BASE...

Page 15: ...I IC7 55 IC421 5 ANT2 C853 B P1 BASE UNIT A D3 Q3 Q5 R20 C56 R117 IC7 21 IC7 55 IC421 5 Message Play to Handset BASE UNIT IC421 2 IC7 54 BASE UNIT IC421 2 IC7 54 IC7 23 R116 R29 C22 A Message Play to Tel Line C864 IC7 3 C863 IC7 2 IC7 79 L802 C812 DA801 C803 IC7 78 C813 DA802 C851 ANT1 C853 ANT2 to HANDSET Q5 Q3 D3 P1 B HANDSET MIC internal parts are omitted DECT Antenna To Base HANDSET MIC intern...

Page 16: ...uctions Note You can download and refer to the Operating Instructions Instruction book on TSN Server 7 Operating Instructions Refer to the Operating Instructions Note You can download and refer to the Operating Instructions Instruction book on TSN Server 7 1 For Service Hint Items Contents PIN Code 2 7 3 Enter the new 4 digit base unit PIN L Change the PIN using the following method 1 Landline ico...

Page 17: ...eard 10 Press oﬀ to return to standby mode After that turn the base unit power oﬀ and then power on 8 Enter 㸨㸨 New Data 2 6 Select Write EEP using or then press or V Default Data New Data M Caller List V M V Initial Setup M M Service Mode Read EEP Write EEP Get S W Ver Set Addr Set Addr Set Addr M M 8 M M Use existing Panasonic handset for this operation Example KX TGA860 because KX PRXA10 don t ...

Page 18: ...B up 0F F6 6 dB up When the hex change from 08 00 to 0B FC or 0F F6 gain increases by 3 dB or 6 dB Frequency 00 08 00 07 02 70 Use these items in a READ ONLY mode to confirm the contents Careless rewriting may cause serious damage to the computer system ID 00 02 00 06 Given value Bell length 389 3C 6sec 3 1E 3 sec 14 2 sec This is time until bell stops ringing Unit 100 ms PULSE Dial speed 10PPs 20...

Page 19: ... copy the handset phonebook to another compatible Panasonic handset This will help to save the original phonebook data which the customer has registered Refer to the following procedures 8 3 1 Phonebook 1 Insert the blank micro SD Card 2 Power on the handset 3 People App Icon Menu Button Import Export 4 Follow the Instruction on Screen 8 3 2 Other User Data 1 Insert the blank micro SD Card 2 Power...

Page 20: ...he Operating Instructions 10 1 Connect the AC adaptor to the base unit and install the charged batteries into the handset 2 Confirm the handset is registered to the base unit If the handset is not registered to the base unit register it 1 3 Press 72627664 to enter Factory Mode 4 Factory Reset Factory reset1 5 Keep pressing Power Button at language select screen and select shutdown 6 Disconnect the...

Page 21: ...has to be done by users themselves 8 1 Install the charged batteries into the handset 2 Press 72627664 to enter Factyory Mode 4 Keep pressing Power Button at language select screen and select shutdown 5 Keep pressing the power key and home key at the same time until Android system recovery is displayed about 10 seconds 6 Move the focus to wipe data factory reset by Volume button and push the power...

Page 22: ... response Check Touch Panel Power ON Base Unit Handset Voice Transmission Handset Voice Reception Receiver part Speaker part DTMF dial OK OK NG NG No signal Check Handset Transmission Part Check Handset Reception Receiver part Speaker part Signal Route OK NG Caller ID Reception Landline incoming Signal Route TAM Operation OK NG Check TAM Operation Vibrator Operating OK NG Check Vibrator Motor Part...

Page 23: ...eiver part Speaker part P 31 Check TAM Operation Part P 33 Check SD Card Part P 34 Check Camera Part P 34 Check Sensor Part P 35 Check WiFi BT Part P 35 Previous Page NG Camera Operation Check Camera Part Flash Light Operation OK NG Check Flash Light Part Sensors Operation Photometer Magnetmeter Proximity sensor Accelerometer OK NG Check Sensor Part OK NG WiFi BT GPS Operation Check WiFi BT GPS Pa...

Page 24: ...ut 5 5 V 8 V Check C32 C36 are not shorted Check AC Adaptor Check Power Supply Circuit Is the output voltage of IC2 about 2 85 V Does BBIC IC7 10 oscillate at 10 368 MHz Check X1 Check BBIC IC7 Is the Collector of Q8 about 1 8 V Is BBIC IC7 62 High Check BBIC IC7 YES YES YES YES YES YES YES NO NO NO NO NO Is the Collector of Q9 about 2 5 V YES Is the output voltage of BBIC IC7 44 about 3 0V Is the...

Page 25: ... Read the displayed current of Power Supply YES NO Did the problem fix YES NO End YES NO End Battery is not charged Cleaning the charge terminal of both handset and charger Did the problem fix Which charge is not working Charger or USB port of handset 1 Charger Update software Did the problem fix YES NO End Replace with a new circuit board End Replace with a new AC Adaptor Did the problem fix NO Y...

Page 26: ...cy Refer to Check Point G NO NO NO 1 NO YES YES YES YES YES NO NO NO Replace with a new Circuit Board Is the modulation OK Refer to Check Point K Is the voltage of VDD3 about 2 85 V Refer to Check Point A Is there CMD60 DECT Tester Does the RF clock CLK oscillate at 10 368 MHz in Base Unit Test Mode Refer to Check Point G Is the voltage of VDD1 about 1 8 V YES Is the NTP value OK Refer to Check Po...

Page 27: ... Check Point N YES Is the Power RAMP OK Refer to Check Point O Replace with a new Circuit Board Replace a new lower cabinet assy Did the problem fix Clean the DECT antenna contact Did the problem fix YES NO End YES NO YES NO Update software Did the problem fix Replace with a new circuit board DECT antenna is placed on the lower cabinet Does Handset make link with Base Unit Correct working unit YES...

Page 28: ...120W KX PRXA10W 9 1 3 Check Touch Panel End End Touch Panel Does Not Response YES NO Update software Did the Problem Fix Replace with a New Circuit Board Replace with a New Touch Panel Did the Problem Fix NO YES ...

Page 29: ... that of the Regular BU 1 Register HS to be checked to Regular BU 2 Press Talk key of the HS to establish link 3 Compare the range of the HS being checked with that of the Regular HS 1 Prepare Regular HS Handset and Regular BU Base unit 2 a Re register regular HS Normal mode to Base Unit to be checked If this operation fails in some ways the Base Unit is defective b Re register Handset to be check...

Page 30: ...the problem fix NO YES End NO YES NO Replace with a new MIC Did the problem fix Handset Voice cann t be transmitted End NO Update software Did the problem fix Replace with a new circuit board YES NO End YES Check Factory Mode Microphone Check DECT has Problem YES Check Signal Route of Base Unit Use Regular Base Unit Did problem fix YES NO NO YES ...

Page 31: ...Did the problem fix End End NO NO Cleaning the hole of receiver Did the problem fix YES YES YES NO YES End NO Replace with a new Receiver Did the problem fix Check Factory Mode Receiver and headset Check End YES NO Update software Did the problem fix Replace with a new circuit board DECT has Problem YES Check Signal Route of Base Unit Use Regular Base Unit Did problem fix YES NO NO YES ...

Page 32: ...reset Did the problem fix End YES NO YES YES End End No sound or noise from Speaker Re assemble the Speaker Did the problem fix Replace with a new Speaker Did the problem fix NO End YES NO Update software Did the problem fix Replace with a new circuit board Check Factory Mode Speaker Check NO YES NO ...

Page 33: ...need to be written to it Refer to Base Unit of Things to Do after Replacing IC or X tal P 50 Check IC421 and BBIC IC7 of Base Unit 1 Is there a TAM icon on the Handset display Turn on the Answering System Check Power Supply Circuit NO NO YES Is the voltage of VDD3 of Base Unit about 2 85 V and VDD1 about 1 8 V VDD4 about 3 0 V VDD5 about 3 0 V YES ...

Page 34: ...te software Did the problem fix End YES NO Replace with a new circuit board Cannot take picture Delete the data or replace with a empty SD card Did the problem fix YES End Blurred picture Cleaning camera lens Did the problem fix End YES YES End Replace with a new Camera module Did the problem fix NO NO End YES NO Update software Did the problem fix Replace with a new circuit board NO NO Check Fact...

Page 35: ...work Photometer Proximity sensor Accelerometer End YES NO Update software Did the problem fix Replace with a new circuit board WiFi BT operation is NG Clean the antenna contact WiFi BT Did the problem fix End YES NO Replace a new lower cabinet assy Did the problem fix End YES NO End YES NO Update software Did the problem fix Replace with a new circuit board WiFi BT Antennas are place on the lower ...

Page 36: ... 1 Confirm that the voltage between test point VDD3 and GND is 2 85 V 0 2 V IC2 C32 C36 C86 C88 R91 R93 L3 C602 C38 R605 R607 R608 R609 R610 R612 Q602 B 1 8 V Supply Confirmation VDD1 1 Confirm that the voltage between test point VDD1 and GND is 1 8 V 0 02 V 2 Execute the command VDD then check the current value 3 Adjust the 1 8V voltage of VDD1 executing command VDD XX XX is the value Q8 C75 C614...

Page 37: ...nd sendchar dmv 2 2 4 Check that Signalling Status has been set to Locked then press ACCEPT RFPI 5 Initiate connection from Dect tester set up connect 6 Execute the command ANT1 7 Confirm that the NTP value at ANT is 19 0 dBm 25 0 dBm IC7 C802 C806 C809 C813 C820 C837 C822 C823 C825 C863 C826 C864 C851 C853 DA801 DA802 L802 L803 C855 C858 R806 R807 R106 R109 Q9 C617 R71 K Modulation Check ANTI_TP ...

Page 38: ... C837 C822 C823 C825 C863 C826 C864 C851 C853 DA801 DA802 L802 L803 C855 C858 R806 R807 R106 R109 Q9 C617 R71 Q Audio Check 1 Link with Handset which is connected to Line Simulator 2 Set line voltage to 48V and line current to 50mA 3 Input 45dBm 600Ω 1kHz to MIC of Handset Measure the Level at Line I F and distortion level 4 Confirm that the level is 2 5dBm 5 dB and that the distortion level is 5 ...

Page 39: ...part in Trouble shooting Check DECT Link in Trouble shooting Check Handset Reception Receiver part Speaker part in Trouble shooting Check Handset Reception Receiver part Speaker part in Trouble shooting Remedy Symptom Battery strength is not indicated correctly by Battery icon You cannot hear the caller s voice You cannot use handset a little away from base unit even if the handset is within range...

Page 40: ...Function Check at Factory Mode 1 Enter 72627664 at key pad screen and go to the Factory Mode 2 Select ऩ乍䆩 Manual Test and go to Menu screen Operations Enter to Factory Mode Items 㪈㪉㪊㪋㪌㪍㪎㪏㪐㪈㪇㪈㪈㪈㪉㪈㪊㪈㪋㪈㪌㪈㪍㪈㪎㪈㪏㪈㪐㪉㪇 ...

Page 41: ...l 2 Confirm that sample melody is heard from receiver and there are no vibration 3 Insert headset 3 Confirm that sample melody is heard from headset 4 Press Home Key and go back to home screen Speaker Check 1 Select ჿ and play sample melody 1 Confirm that sample melody is heard from speaker and there are no vibration Make volume maximum by pressing volume key 2 Press Home Key and go back to home s...

Page 42: ... taken with the rear camera are played 4 Change to Front camera 5 Press Shutter Button 6 Play Photograph 6 Confirm that the photograph taken with the front camera are played 7 Press Home Key and go back to home screen Flash light Check 1 Select ෆගⅉ ヨ 2 Select ᡴ 㻌 touch 2 Confirm that LED is lighted 3 Select ᡴ 㻌 touch 3 Confirm that LED isn t lighted 4 Press Home Key and go back to home screen Item...

Page 43: ...sassembly and Assembly Instructions 10 1 Disassembly Instructions 10 1 1 Base Unit ձ Remove the 2 screws to remove the cabinet cover ղ Remove the solders to remove the main P C board Cabinet cover Solders ղ Main P C board 2 Screws ձ ...

Page 44: ...rew Insert a plastic card Ex Used SIM card etc between the cabinet body and the cabinet cover then pull it along the gap to open the cabinet Remove screw Then remove Motor Back Camera and Motor Holder For KX PRXA15 only Unhook at the top and bottom to remove the main P C board k j After that remove the Flexible Cables of Touch Panel and LCD ...

Page 45: ...rminals ճ USB Jack For PNLP1048 Tel Jack For PNLP1049 Main P C board Assy Cabinet cover Guide Connector ձ Remove the screw to remove the cabinet cover ճ Remove the solders to remove the 2 charge terminals to remove the Main P C board ղ Remove the screw to remove the Guide Connector ...

Page 46: ... section explains the PC setting to use command required in Check Point Base Unit P 36 Preparation Serial JIG cable PQZZ1CD300E PC which runs in DOS mode Batch file CD ROM for setting PNZZPRX150 Note If you have the JIG Cable for TCD500 series PQZZ1CD505E change the following values of resistance Then you can use it as a JIG Cable for both TCD300 and TCD500 series It is an upper compatible JIG Cab...

Page 47: ...52 4F A8 A8 D PNZZTG DOSKEY D PNZZTG Example error happens C Documents and Settings D D CD PNZZTG D PNZZTG SET_COM X D PNZZTG READID ޓ CreateFile error ERROR 10 Can t open serial port D PNZZTG Example for Windows On your computer click Start select Programs All Programs for Windows XP Windows Server 2003 then click MS DOS Prompt for Windows 95 Windows 98 Or Accessories MS DOS Prompt for Windows Me...

Page 48: ...C7 C5 C421 C423 C30 ANT_2 C88 C29 C809 R77 R78 R34 R611 R5 R6 R7 R14 R15 R360 R369 R29 R19 R24 R23 R8 R71 R657 R424 R361 R362 R363 R95 R364 R367 R368 R366 R365 IC421 IC431 IC401 TP16 sub TP16 TP15 TP15 sub TP9 D23 D6 D5 D16 ANT_1 D15 D28 D10 Q8 Q354 Q352 Q4 Q5 Q9 Q421 Q602 Q10 Q363 Q362 Q361 C616 C640 C630 C54 C74 C76 C77 C614 C142 C704 C6 C8 C358 C141 C23 C3 C42 C51 C602 R116 R358 R359 R353 R43 R...

Page 49: ...ent Standard Charger Unit When connecting the simulator equipment for checking please refer to below 11 4 1 Bottom View F1 R1 R PNLB1222Z IG B REF1 PbF A Charge Charge 10 5 W Digital Volt Meter DC POWER DC 5 5 V GND KX PRX120 Charger unit ...

Page 50: ...r in order to download the data 2 Execute the command flw441 hex 3 Connect the DC Power 4 Press the PC Enter key once 5 After a few minutes Successful upgrade is displayed on the PC indicating downloading has finished 6 Detach the JIG cable then disconnect the DC Power 7 Connect the DC Power 8 Connect the JIG cable again and execute the command getchk then confirm the checksum value is correct If ...

Page 51: ...000 ppm Check Point Base Unit N Timing Accuracy 5 0 ppm 15 0ppm Check Point Base Unit O Power RAMP Power RAMP is matching Check Point Base Unit P BASE UNIT HANDSET Channel No Transmit Frequency Receive Frequency Transmit Frequency Receive Frequency 1 1897 344 1897 344 1897 344 1897 344 2 1895 616 1895 616 1895 616 1895 616 3 1893 888 1893 888 1893 888 1893 888 4 1892 160 1892 160 1892 160 1892 160...

Page 52: ...2474 7 2409 40 2442 73 2475 8 2410 41 2443 74 2476 9 2411 42 2444 75 2477 10 2412 43 2445 76 2478 11 2413 44 2446 77 2479 12 2414 45 2447 78 2480 13 2415 46 2448 14 2416 47 2449 15 2417 48 2450 16 2418 49 2451 17 2419 50 2452 18 2420 51 2453 19 2421 52 2454 20 2422 53 2455 21 2423 54 2456 22 2424 55 2457 23 2425 56 2458 24 2426 57 2459 25 2427 58 2460 26 2428 59 2461 27 2429 60 2462 28 2430 61 246...

Page 53: ...amage the PCB foil Flux Recommended Flux Specific Gravity 0 82 Type RMA lower residue non cleaning type Note See About Lead Free Solder Pbf Pb free P 4 12 1 2 How to Remove the IC 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 in...

Page 54: ...he IC setting with 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 12 1 4 How to Remove a Solder Bridge 1 Lightly resolder the bridged portion 2 Remove the remaining solder along the pins using a soldering iron as shown in the figure below ...

Page 55: ...ring Tool Temperature 608 F 68 F 320 C 20 C 12 2 2 Caution To replace the IC efficiently choose the right sized nozzle of the hot air desoldering tool that matches the IC package Be careful about the temperature of the hot air desoldering tool not to damage the PCB and or IC 12 2 3 How to Remove the Shield Case Note If you don t have special tools ex Hot air disordering tool conduct the following ...

Page 56: ...PRXA10W 12 2 4 How to Install the Shield Case Note If you don t have special tools ex Hot air disordering tool conduct the following operations Shield case s No PNMC1033Z 1 Put the shield case 2 Solder the surroundings ...

Page 57: ...3 1 Base Unit C B E B1ABDM000001 B1ADGE000012 B1ABDF000017 B1ABCE000009 PQVDMD5S Anode Cathode B0DDCD000001 8 5 4 1 PNWIRX110UAH C3FBLY000124 C3FBMY000286 PQVDRLZ20A Cathode Anode B1ACGP000007 1 3 2 5 4 B1ZBZ0000074 B C E DSC7003S0L C1CB00003541 41 21 40 61 80 60 20 1 1 Reverse View ...

Page 58: ...opment of new technology 13 1 2 Handset Schematic Diagram Handset Notes 1 DC voltage measurements are taken with an oscilloscope or a tester with a ground 2 The schematic diagram may be modified at any time with the development of new technology 13 1 3 Charger Unit Schematic Diagram Charger Unit Notes 1 DC voltage measurements are taken with voltmeter from the negative voltage line 2 The schematic...

Page 59: ... ANT_2 R620 100k Q421 NC C810 1p C813 1p ANT1_TP 1 2 ANT2_TP 1 2 VDD5 1 CS 2 DO IO1 6 CLK 7 HOLD IO3 3 WP IO2 8 VCC 4 GND 5 DI IO0 C616 2 2u C837 0 9p C826 10p C820 0 7p C808 10p 34 DP1 PAOUTp P3_1 35 VDD_PA 36 DP0 PAOUTn P3_0 37 ULP_XTAL 38 CP_C1x 39 CP_C2x 40 CP_C1y 41 VBAT_CP 42 CP_C2y 43 CP_VOUT1 44 CP_VOUT2 45 PON P1_6 46 VDD1 47 P2_7 BXTAL 48 P1_5 INT5 RDI VDDE 49 P1_4 INT4 TDOD 50 P1_3 INT3...

Page 60: ...61 NC 10u 50 SA1 2 1 SA2 NC 2 1 Q602 Shield 1 2 6 7 9 11 3 4 5 8 10 12 Q22 R56 NC R55 NC R57 NC R351 NC 2 85V C352 NC R354 NC NC 2 7V 2 VIN 1 VOUT 3 NC 4 VSS CHARGE R358 10k 5 5V 5 5V R355 NC 5 5V 1 8V Q352 R352 NC VDD3 VDD1 VDD2 1 2 3 4 5 1 CS 2 SO SIO1 6 SCLK 7 NC SIO3 3 WP SIO2 8 VCC 4 GND 5 SI SIO0 Q4 X1 10 368M 1 3 2 C29 0 1u C431 0 1u 0 1u C704 0 1u C142 560p C76 10p C74 NC D27 NC R124 10 C1...

Page 61: ...TS1 R26 URXD4 P26 URXD1 R27 UTXD1 P28 UTXD4 W5 I2S1_CK Y5 I2S1_DAT W1 I2S1_WS AH3 MSDC3_DAT1 AK3 MSDC3_DAT3 AH4 MSDC3_CLK AF4 SPI_CSN AG4 MSDC3_DAT2 AJ3 MSDC3_CMD AJ4 MSDC3_DAT0 W2 I2S0_CK Y6 I2S0_WS V1 I2S0_DAT K24 MSDC2_DAT0 R25 UCTS1 J29 MSDC2_CMD J26 MSDC1_CMD K26 MSDC1_CLK N26 MSDC0_DAT3 L26 MSDC1_SDWPI K27 MSDC0_DAT2 K28 MSDC1_DAT0 N27 MSDC0_DAT0 L27 MSDC0_DAT1 N29 MSDC1_INSI H26 MSDC2_CLK J...

Page 62: ...REB B29 NLD14 D29 NLD4 C30 NLD10 E29 NLD11 F29 NLD3 G29 NLD5 D28 NLD2 D30 NLD9 G30 NLD12 G27 NLD6 B7 DQM2 E9 EDQS2 E10 EDQS2 A11 DQM0 E13 EDQS0 E12 EDQS0 B14 ERAS D15 ECAS C16 ECKE0 D16 ECS1 A16 ECS0 E16 EDCLK E17 EDCLK A19 EWR E19 EDQS1 E20 EDQS1 K21 MEMPLL_TXN B23 DQM1 K22 MEMPLL_TXP E23 EDQS3 B26 DQM3 E24 EDQS3 U201 F MT6575E2_LPDDR2 HOLE1 HOLE2 1 FIDUCIAL U1 FIDUCIALMARK_1MM 1 FIDUCIAL U2 FIDU...

Page 63: ...02 R319 0R 0603 C334 2 2uF 0402 C312 100nF 0603 C386 2 2uF AK21 AVDD25_PLL AK18 AVDD28_DAC AK19 AVDD25_VDAC K23 AVDD25_MEMPLL AC22 AVDD25_VBUF AK22 AVDD25_MD W15 AVSS25_VDAC H20 AVSS25_MEMPLL AC20 AVSS25_MD W16 AVSS25_PLL AJ15 AVSS28_RTC AH16 AVDD28_RTC U201 H MT6575E2_LPDDR2 C327 1uF 0603 C395 22uF 0402 C332 100nF 0603 R318 0R 0402 R324 4 7K 0402 C375 100nF 0402 C352 100nF 0603 C353 2 2uF 0402 C3...

Page 64: ... VIO28 A8 VSIM C8 VSIM2 C10 VMC A11 VMCH B7 VGP B11 VGP2 B8 VUSB F2 VCAMA F3 VCAMA_S A7 VCAM_AF B5 VCAMD A5 VCAM_IO B6 VIBR G3 VA2 G5 VA2_S E7 VRTC J2 VREF K2 GND_VREF P13 SPK1_P P12 SPK1_N P10 SPK2_P P11 SPK2_N M13 ISINK0 N14 ISINK1 N13 ISINK2 N12 ISINK3 M10 ISINK4 N11 ISINK5 K9 BST_GDRV L14 KPLED L13 FLASH N7 ASW_IN1 N8 ASW_IN2 N6 ASW_OUT F12 VCORE F13 VCORE E12 VCORE B12 VCORE_FB C14 VPROC D13 ...

Page 65: ... single via to GND plane RECEIVER 0402 C403 100pF B410 0603 C454 10uF B411 0402 C404 33pF 0402 C415 1uF 0402 C418 100nF 0402 R406 1 5K 0402 C406 100pF VR411 0402 C402 100pF 0402 C430 1uF 0402 C417 1uF 0402 C416 33pF 0402 R408 560R 0402 C408 33pF 0402 C405 33pF 0402 R411 560R B413 B412 0402 C407 33pF VR412 0402 C409 33pF 0402 R401 1K 0402 R405 1 5K 0402 C432 1uF 0402 R412 1K 㸩㸫 REC2 0402 C434 33pF...

Page 66: ...L401 0R 0402 0402 0402 C435 100pF C436 1nF C437 1nF VR401 VR402 VR403 0402 R445 470K 0402 R448 47K 0402 0402 R443 NC R444 NC 4 DET 2 GND 5 CH L 1 MIC 3 CH R 6 7 8 J401 CON_AJ_JAF00 S119 0402 0402 0402 R414 0R 1 2 SPK1 SPEAKER TV401 TV402 1 J406 1 J405 1 NO 2 GND 3 NC 4 COM 5 VCC 6 IN U401 NC 0402 R451 NC 0402 C451 NC 4 11 HPM 3 3 3 SPKP 3 SPKN 11 MICN 11 MICP HPLP HPRP 4 11 HPM 8 FM_ANT 8 FM_RX_N_...

Page 67: ... TX_LB1 22 AVDD17_VSUP 1 3 REFCLK3 10 GND 11 GND 20 GND 2 REFCLK2 7 XO2 34 RX_BBQN 33 RX_BBQP 36 RX_BBIN 35 RX_BBIP 13 LNA2P 26 AVDD28_HF 23 AVDD17_VSUP 1 21 AVDD18_HF 27 GND 41 GND U601 MT6163 QFN HOT GND X601 0402 C604 1uF 0402 C601 1nF 0402 C605 1uF 0402 C602 1uF 0402 C603 100nF 0402 C606 1uF 0402 R601 NC 0402 R602 0R VRF_PMU VTCXO_PMU VTCXO_PMU VDD1V8_PMU VRF18_PMU 2 GSM_TX_IP 2 GSM_TX_QN 2 GS...

Page 68: ...KE1 M3 CLK L3 CLK P6 DQS0 P5 DQS0 K6 DQS1 K5 DQS1 U8 DQS2 U9 DQS2 G8 DQS3 G9 DQS3 N5 DM0 L5 DM1 T7 DM2 H7 DM3 K3 VREFCA M9 VREFDQ C2 NC C4 NC C6 NC D1 NC D2 NC D3 NC D4 NC D5 NC D6 NC E2 NC E3 NC M2 NC N3 NC P3 NC V3 NC W2 NC W3 NC U501 FBGA162 P0 5 B0 27 12X13 5 HYNIX LPDDR2 eMMC 162 MCP 0402 R511 47K 0402 R512 47K 0402 R513 47K 0402 R514 47K 0402 R515 47K 0402 R516 47K 0402 R517 47K 0402 R518 47...

Page 69: ...402 R850 0R 0402 R851 NC DPI_G6_EMIF DPI_G4_EMIF DPI_G7_EMIF DPI_G5_EMIF DPI_G2_EMIF DPI_G0_EMIF DPI_G3_EMIF DPI_G1_EMIF DPI_B6_EMIF DPI_B4_EMIF DPI_B3_EMIF DPI_B1_EMIF DPI_B7_EMIF DPI_B5_EMIF DPI_B2_EMIF DPI_B0_EMIF 2 LPTE 2 3 4 6 7 8 10 11 VDD1V8_PMU 2 LRSTB 2 LRDB 7 LEDK1 7 LEDA LWRB LPA0 LPCE0B 7 VDD28_LCD 7 LEDK2 7 LEDK3 7 LEDK4 7 LEDK5 7 LEDK6 3 7 VBUS 2 USB_DM 2 USB_DP 2 CMMCLK 2 CMDAT8 2 C...

Page 70: ...1uF 0402 C801 1uF TV801 TV803 VR801 1 2 3 4 5 6 7 SW802 1 2 3 4 5 6 7 SW803 1 2 3 4 5 6 7 SW801 TV807 TV808 0402 R830 100K T801 D803 0402 R829 1K 2 1 S801 TV809 D804 0402 0402 R825 220R D805 R826 220R VBAT 7 LEDA 2 PWM1 7 LEDK1 7 LEDK2 7 LEDK3 7 LEDK4 7 LEDK5 7 LEDK6 GPIO_CTP_RST EINT6_C SDA0 SCL0 VDD28_PMU 2 3 4 6 7 8 10 11 VDD1V8_PMU 3 LED_KEYPAD 3 4 7 8 11 12 VBAT 3 PWRKEY KROW0 KCOL0 KROW0 KCO...

Page 71: ...0402 C1041 1nF 0402 C1050 NC 0402 C1025 3 3 pF 0402 C1038 NC 0402 C1053 2 2pF 0402 C1033 NC 0402 C1036 100nF 0402 C1059 1uF 0402 C1061 0 5pF 0402 C1037 100pF 0402 C1046 NC 0402 C1034 1uF 0402 C1028 NC 0402 C1023 18pF A7 RF_IN_GPS A6 AVDD16_RF_GPS B6 AVSS16_HF_GPS C6 AVSS16_LF_GPS A4 OSC_IN A5 AVDD28_OSC B5 AVSS28_OSC G4 OSC_EN C7 TEST_GPS B9 AGPS_SYNC U1001 C MT6628Q_WLCSP 0402 C1060 1 5 pF 0402 C...

Page 72: ...O_DAT1 H5 SDIO_DAT2 J6 SDIO_DAT3 C8 DVDDIO H4 DVDDIO_SDIO U1001 E MT6628Q_WLCSP L2 AVDD55_MISC K1 AVSS55_MISC J3 AVDD25_V2P5NA L5 AVDD28_PLL G2 AVDD25_V2P5 K5 AVSS28_PLL K3 AVDD55_SMPS J4 AVSS55_SMPS J1 AVDD28_TLDO H1 AVDD28_TLDO_SW H2 AUX_REF G3 PMU_EN H3 PMU_DSB L1 VREF J2 AVDD17_CLDO_IN L3 LXBK K2 CLDO L4 WFLDO F1 RF_I_CAL U1001 A MT6628Q_WLCSP 0402 C1001 100nF 0402 C1030 100nF 0402 C1029 NC 04...

Page 73: ...L 8 VDD U1503 IC_SEN_APDS9930 2 EINT3_G 2 3 4 6 7 8 11 VDD1V8_PMU 2 7 10 2 7 10 3 7 8 10 11 12 VDD28_PMU 3 7 8 10 11 12 VDD28_PMU 2 7 10 SDA0 2 7 10 SCL0 2 EINT2 3 7 8 10 11 12 VDD28_PMU T flash Card 0402 R1403 0R 0603 C1401 4 7uF 0402 R1402 0R 0402 R1401 0R 0402 R1406 0R 0402 R1405 0R 0402 R1404 0R 0402 C1402 1uF 8 DAT1 7 DAT0 6 VSS2 5 CLK 4 VDD 3 CMD 2 CD DAT3 1 DAT2 9 SHIELD 10 SHIELD 11 SHIELD...

Page 74: ...1612 100R 0402 R1611 1M 0402 R1616 10K 0402 R1614 1M 0402 R1615 1M 0402 R1630 NC 0402 C1611 NC 3 7 8 10 11 12 VDD28_PMU 3 7 8 10 11 12 VDD28_PMU 4 RECP_ANDROID 4 RECN_ANDROID 4 RECN 11 12 RECN_DECT 4 RECP 12 RECP_DECT 2 11 GPIO184_MIC GPIO184_MIC 3 7 8 10 11 12 VDD28_PMU HPM_ANDROID HPM HPM_DECT 4 HPR_ANDROID 4 HPL_ANDROID 4 HPL 11 12 HPR_DECT 3 4 HPR 11 12 HPR_DECT 2 11 GPIO182_SPK GPIO182_SPK PC...

Page 75: ...2600B TP0016 TP0020 0402 C1771 10pF 0402 L1722 5 6nH 0402 L1723 3 9nH 0402 C1772 10pF T1701 NC 0402 R1746 NC 0402 R1742 NC 0402 R1741 NC 0402 R1740 NC 0402 R1747 NC 0402 R1745 NC 0402 R1744 NC 0402 R1743 NC T1703 NC 0402 R1751 NC 0402 R1752 NC T1702 NC 0402 R1753 NC 0402 R1754 NC 0402 R1748 NC 0402 R1750 NC 0402 R1749 NC 0402 L1720 68nH 3V VBAT 11 EINT_DECT 11 GPIO_DECT 11 PON_DECT 11 RESET_DECT 1...

Page 76: ... R1706 3 3K 3 3K 3 3K 0402 R1707 0402 R1708 0402 C1720 100nF 0402 C1721 100nF 0402 C1722 1uF 0402 C1723 100nF STM CKM 0402 C1726 100nF 0402 C1750 100nF 0402 C1724 22pF 0402 C1725 100nF 0402 C1727 1uF 0402 C1728 22pF 0402 R1709 56K JTAG_DECT 0402 R1710 1K 0402 C1757 1uF 0402 C1729 100nF PAOUTN PAOUTP 0402 C1732 NC 0402 C1733 NC 0402 C1734 NC 0402 C1735 NC 0402 R1711 NC 0402 NC R1712 0402 C1736 1uF ...

Page 77: ...RXA10W 13 4 Schematic Diagram Charger Unit KX PRX120 SCHEMATIC DIAGRAM Charger Unit TP for AC adaptor soldering 9 8 6 10 11 7 1 2 3 4 5 JK1 NC VBUS TP5 TP6 G G TP3 TP4 R1 1 F1 TP1 TP2 TP for Charger contacts soldering G ...

Page 78: ... C812 C822 C19 C18 C28 C864 C811 C810 C805 C837 C806 C853 C86 C851 C39 C858 C804 C802 C856 R55 R12 R13 R18 R20 R129 R27 R130 R32 RA1 R811 R126 R615 R56 R93 R109 L803 IC351 IC2 D9 DA801 D3 DA802 Q23 Q351 Q22 Q2 C625 C615 C631 C60 C168 C169 C170 C61 C622 C352 C25 C15 C17 C16 C72 C70 C75 C826 C823 C167 C306 X1 C65 R38 C27 C820 C863 C813 C803 C857 C32 C854 C825 C36 C9 C10 C855 C37 C850 R57 R320 R40 R2...

Page 79: ...R77 R78 R34 R611 R5 R6 R7 R14 R15 R360 R369 R29 R19 R24 R23 R8 R71 R657 R424 R361 R362 R363 R95 R364 R367 R368 R366 R365 IC421 IC431 IC401 TP16 sub TP16 TP15 TP15 sub TP9 D23 D6 D5 D16 ANT_1 D15 D28 D10 Q8 Q354 Q352 Q4 Q5 Q9 Q421 Q602 Q10 Q363 Q362 Q361 C616 C640 C630 C54 C74 C76 C77 C614 C142 C704 C6 C8 C358 C141 C23 C3 C42 C51 C602 R116 R358 R359 R353 R43 R117 R609 R610 R37 R36 R620 R428 R427 R3...

Page 80: ... 2 1 KX PRXA10 14 2 1 1 Component View J401 SW802 J401 U1707 J1401 U601 U501 U801 J800 U201 U303 X201 U1706 U1705 U1001 U401 J406 J405 U1005 X1701 SW801 SW803 X601 U1607 J802 J1701 U1606 U1605 KX PRXA10 CIRCUIT BOARD Handset_Main Component View G8150 03 Pb ...

Page 81: ...81 KX PRX120W KX PRXA10W 14 2 1 2 Bottom View KX PRXA10 CIRCUIT BOARD Handset_Main Bottom View CON802 REC2 U1503 IO801 MIC301 BK301 REC REC SMT Code GND VBUS F2 3A DM DP MIC MIC ...

Page 82: ...82 KX PRX120W KX PRXA10W 14 3 Circuit Board Charger Unit 14 3 1 Component View F1 R1 R PNLB1222Z IG PRX120 CIRCUIT BOARD Charger unit Component View B REF1 PbF A ...

Page 83: ...0W 15 Exploded View and Replacement Parts List 15 1 Cabinet and Electrical Parts Base Unit Note 1 Attach the double faced tape to the exact location described above 7 4 Ref No Figure A 2 6 x 8 mm 1 2 3 5 6 5 A PCB1 E1 A 1 8 ...

Page 84: ...rical Parts Handset Ref No B Figure 1 4 x 4 mm PLUS Screw driver 109 131 111 E104 E109 B B B 130 119 125 107 112 E105 113 114 E110 115 116 117 118 120 124 126 127 128 129 E107 E108 E112 E113 E101 E101 E102 E103 E103 E106 E111 122 PCB100 106 123 121 ...

Page 85: ...85 KX PRX120W KX PRXA10W 15 3 Cabinet and Electrical Parts Charger Unit Ref No 2 8 mm C Figure 200 200 1 200 2 200 3 PCB200 200 5 200 6 C 200 7 200 8 C 200 4 C ...

Page 86: ...86 KX PRX120W KX PRXA10W 15 4 Accessories Note 1 For KX PRX120W ...

Page 87: ...CH 8 KXPRX120BH BASE UNIT without Name Plate RTL for KX PRX120W Type ERC Solid ERDS Carbon ERJ Chip ERX Metal Film ERG Metal Oxide ER0 Metal Film PQ4R Chip ERS Fusible Resistor ERF Cement Resistor Type ECFD Semi Conductor ECQS Styrol ECUV PQCUV ECUE Chip ECQMS Mica ECCD ECKD ECBT F1K ECUV Ceramic ECQE ECQV ECQG Polyester ECEA ECST EEE Electlytic ECQP Polypropylene Wattage Type Voltage Of Capacitor...

Page 88: ... C61 ECUE1A104KBQ 0 1 S C65 ECUE1H100DCQ 10p S C72 ECUE1A104KBQ 0 1 S C75 ECUE1A104KBQ 0 1 S Safety Ref No Part No Part Name Description Remarks C76 ECUE1H100DCQ 10p S C86 ECUV1A105KBV 1 S C88 ECUE1C103KBQ 0 01 S C136 ECUE1H100DCQ 10p S C137 ECUE1H100DCQ 10p S C142 ECUE1H561KBQ 560p S C157 ECUE1H102KBQ 0 001 S C168 ECUE1H100DCQ 10p S C169 ECUE1H100DCQ 10p S C170 ECUE1H222KBQ 0 0022 S C171 ECUE1H10...

Page 89: ...07 M01102007260 PUSH BUTTON HOME E108 M01109001740 MICROPHONE E109 M01110000490 CHARGE TERMINAL E112 M01111091100 SPACER SPEAKER SUPPORT E113 M01111091200 SPACER SPEAKER BOX Safety Ref No Part No Part Name Description Remarks 200 PNLC1049ZW CHARGER UNIT ASS Y without NAME PLATE RTL 200 1 PNKM1495Z1 CABINET BODY ABS HB 200 2 PNKE1300Z1 CASE CHARGE TERMINAL PS HB 200 3 PNJT1166Z CHARGE TERMINAL R 20...

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