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KX-TG155SK/KX-TGA660M

15 Printed Circuit Board

15.1. Circuit Board (Base Unit_Main)

15.1.1.

Component View

C659

C658

C654

C653

C652

C655

C657

C661

C459

C460 C472 C473

C651

C660

C656

C669

C668

C667

C506

C507

C475

C457

C458

C805

C811

C123
C124

C172

C701

C344

C502

C837 C810

C806

L803

C812

C864

C345

C802

C804

C782

C856

C844

C751

C306

C853

C101

C822

C858

R160

R121

R506

R178

R508

R501

R752

R751

R474

R665

R656

R657

R658

R668

R666

R669

R475

ZA1

R125

R701

R781

R891

L102

IC381

IC501

IC302

IC351

IC721

SA101

SA103

BT_URX

BT_CTS

DA802

D101

DA801

Q653

Q651

Q352

Q354

Q351

Q701

Q702

Q142

C352

C109

C110

C125

C186

C112

C461

C516

C513

C474

C382

C381

C383

C508

C456

C512

C511

C504

C503

C520

C820

C863

C161

C132

C102

C843

C851

C841

ANT_1

ANT_BT

TP_ANT_C3

C850

C857

C803

C855

C342

C341

C781

C321

C322

C854

C842

C343

SA102

C823

C826

C813

C825

C142

C164

X501

P101

R351

R352

R354

R373

R372

R355

R360

R358

R359

R109

R108

R110

R122

R123

RA452

R366

R365

R383

R353

R703

R702

R144

R145

R892

R371

R301

R662

R652

R321

R322

R807

R806

R505

R504

R651

R661

R131

R141

R133

R142

L381

L802

L101

L351

IC751

RA651

RA653

RA652

D362

D143

D142

Q363

Q141

KEYS_E

CELL1_LED(G)
CELL2_LED(R)

CELL1_LED(R)

BT_HS_LED(R)

BT_HS_LED(G)

CELL2_LED(G)

KEYS_C

KEYS_F

LCD_BLT

LCD_GND

LCD_RST

LCD_CS
LCD_CD

LCD_SID

LCD_SCL

LCD_VDD

LED_VDD

MSG_LED

SP_LED

ANS_LED

KEYS_D

KEYS_A
KEYS_B

MICN
MICP

KEYIN2
KEYIN3

KEYIN4
KEYIN5_BLTL

KEYIN6_BLTL

KEYIN1

ANT2

ANT_2

ANT1

WBX02

WBX01

BRN

TEL

YLW

GRY
PUR

ORG

CHG

BLU

KX-TG155 CIRCUIT BOARD (Base Unit_Main (Component View))

KX-TG76xx/H

<-TG764x

<-TG762x

PNLB1894Z

PbF

-GW

Содержание KX-TG155SK

Страница 1: ...arger Unit Model No Base Unit Handset Charger Unit Expandable KX TG155 1 TG7641 5 TGA660 4 Up to 6 KX TGA660 1 TGA660 1 Configuration for each model Information for optional accessories You can expand your phone system by registering optional handsets KX TGA410 to a single base unit Optional handsets and the supplied handset are different model so that some functions may not be available Refer to ...

Страница 2: ...s Circuit Board Diagrams Exploded Views and Replacement Parts List It is essential that these critical parts should be replaced with manufacturer s specified parts to prevent shock fire or other hazards Do not modify the original design without permission of manufacturer IMPORTANT INFORMATION ABOUT LEAD FREE PbF SOLDERING If lead free solder was used in the manufacture of this product the printed ...

Страница 3: ...CD 56 12 Measurements and Adjustments 57 12 1 Equipment Required 57 12 2 The Setting Method of JIG 57 12 3 Adjustment Standard Base Unit 61 12 4 Adjustment Standard Charger Unit 62 12 5 Adjustment Standard Handset 63 12 6 Things to Do after Replacing IC or X tal 64 12 7 Frequency Table 66 12 8 Bluetooth Frequency Table 67 13 Miscellaneous 68 13 1 How to Replace the LLP Leadless Leadframe Package I...

Страница 4: ...tructions 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 Silver Ag and Copper Cu This model and others like it manufactured using lead free so...

Страница 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...

Страница 6: ... size 1 2 V 550 mAh Super Heterodyne PLL synthesizer Quadrature Discriminator 13 824 MHz 100 Hz Frequency Modulation 40 bit Tone DTMF Pulse Up to 48 digits Up to 24 digits Phonebook 11 days at Standby 13 hours at Talk 0 C 40 C 32 F 104 F 20 80 relative air humidity dry Approx 173 mm 48 mm 32 mm Approx 140 g Base Unit Handset Charger AC Adaptor PNLV226Z 120 V AC 60 Hz Standby Approx 0 1 W Maximum A...

Страница 7: ...C on DECT side controls the cordless telephone system which makes control data communication with BT_IC on BT Module in serial data DECT6 0 Bluetooth Headset Bluetooth Devices Cellular Phone For Link to Cell communication TGA660 Handset PSTN DC 5 5V BBIC FLASH IC601 TAM EEPROM IC611 Data TEL I F POWER QSPI FLASH IC502 Program Main PCB Audio signal PCM Control Data Bluetooth Bluetooth signal UART B...

Страница 8: ...n t make up duplex in no free RF channels because of interference 1 Dummy Bearer Base unit sends Dummy data to the all stand by state handsets Handsets receive that data for synchronization and monitoring request from the base unit Base unit doesn t send Dummy bearer in no free RF channels because of interference 1 Note 1 It is a feature under FCC 15 regulation and for interference avoidance In th...

Страница 9: ...ata RXDATA BBIC IC1 converts RXDATA into a voice signal and outputs it to speaker Transmission Handset A voice signal from microphone is encoded to digital data and converted into a 1 9GHz modulated radio signal by BBIC IC1 The RF signal after which is amplified in BBIC is fed to an antenna Base unit As for a base unit RF RF signal is received in two antennas BBIC IC501 compares RF signal levels a...

Страница 10: ...DE_TONE CIRCUIT Crystal 10 368MHz TR_RLY TIP RING TEL_JACK VRF VPA RF_Block IC501 BBIC DC5 5V GND DC_JACK CHARGE 3 4 2 1 D101 CHARGE DETECT Q701 Q141 Q161 REGULATOR IC302 KEY PAD LED VBAT IC611 LCD Voltage Detect IC351 Q351 IC502 IC751 IC601 IC721 BT Module Q301 1 8V AVD VDD RF_VDD Q302 2 4V VDD_PA ...

Страница 11: ...l Interface Circuit TX AMP SIDE TONE RX AMP CONTROL CIRCUIT CALLER ID DETECT BELL DETECT L102 SA103 P101 R141 R142 3 4 2 1 C101 D101 Q141 C102 R101 C103 R102 L101 SA101 TIP RING REGULATOR C104 C105 C106 R103 R105 C107 R104 C108 R106 ...

Страница 12: ... TGA660M 4 5 Block Diagram Base Unit_RF Part KX TG155 BLOCK DIAGRAM Base Unit_RF Part 10 368 MHz IC501 RF block TXDATA ANT1 ANT2 Control Logic RXDATA Mixer Demodulator D802 D801 PLL 3856 3843MHz 3859 3845MHz Modulator ...

Страница 13: ...lash Memory which stored the vocabulary Caller ID demodulation The BBIC implements monitor and demodulate the FSK DTMF signals that provide CID information from the Central Office Digital Switching The voice signal from telephone line is transmitted to the handset or the voice signal from the handset is transmitted to the Telephone line etc They are determined by the signal path route operation of...

Страница 14: ...part is insulated from VBAT by Doubler of BBIC Circuit Operation 5 5V 5 5V 3 0V 3 0V 1 8V 3 0V_CP IC501 IC302 IC502 BBIC AC Adaptor 3 0V REGULATOR QSPI FLASH VDD3 VDD1 VDD4 3 0V_CP2 IC601 TAM FLASH IC611 EEPROM VDD5 RF Part LEDs Q301 Bluetooth unit 2 4V VDD2 Q302 4 0V IC381 IC751 IC721 Startmonitor IC501 57pin VDDC 1 2 V VBAT Reset RSTN IC501_77pin BBIC chip initialize CKM STM ...

Страница 15: ...15 KX TG155SK KX TGA660M 4 6 6 1 Charge Circuit The voltage from the AC adaptor is supplied to the charge circuits D361 R372 D362 R371 CHARGE R373 C351 F301 DCP CHARGE C306 5 5V DCM K A ...

Страница 16: ...Q141 is connected as to cut the DC loop current and to cut the voice signal The unit is consequently in an on hook condition Pulse Dial Circuit Pin 19 of BBIC turns Q141 ON OFF to make the pulse dialing Side Tone Circuit Basically this circuit prevents the TX signal from feeding back to RX signal As for this unit TX signal feed back from Q161 is canceled by the canceller circuit of BBIC C172 C171 ...

Страница 17: ...nitored at pin 32 of IC501 There is no parallel connection if the voltage is 0 54 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 the voltage is monitored at pin 17 of IC501 the presence absence of a parallel connection is determined by detecting the voltage changes If the Auto disconnect function is ON an...

Страница 18: ...n an FSK Frequency Shift Keying format Data 1 is a 1200 Hz sine wave and data 0 is a 2200 Hz sine wave There are two types of the message format which can be received i e the single message format and plural message format The plural message format allows to transmit the name and data code information in addition to the time and telephone number data Also the telephone exchange service provides ot...

Страница 19: ... L102 C105 C106 R105 R106 R108 R107 IC501 23 21 If the unit deems that a telephone connected in parallel is in use ACK is not returned even if CAS is received and the information for the second and subsequent callers is not displayed on the portable handset display CAS CAS CPE Alerting Signal Dual Tone of 2130 Hz 2750 Hz 15 dBm 900 ohm load 80 5 ms MARK DATA 0 500 ms 58 75 ms about 300 ms be chang...

Страница 20: ...TM BBIC RESET Battery_ON CHG_CTL CHG_DET WP CLK DATA KEYSTOROBE_A E KEYIN_1 5 CHARGE Q4 D7 MIC Receiver Headset Jack CN431 LED Monitor SP LCD CHARGE PUMP IC4 KEYS RF part ANT1 X1 13 824 MHz EEPROM VBAT BATTERY Q5 LED LCD RSTN BELL VBAT VBAT 3V 4 0V VBAT RXn RXp RXON TXp TXn TXON KX TGA660 BLOCK DIAGRAM Handset KEY_LED CP_OFF Q6 LED KEY 4V ...

Страница 21: ...21 KX TG155SK KX TGA660M 4 8 Block Diagram Handset_RF Part KX TGA660 BLOCK DIAGRAM Handset_RF Part DA801 TXON RXON RXp RXn ANT TXp TXn ...

Страница 22: ...r setting 4 9 2 Power Supply Circuit Reset Circuit Circuit Operation When power on the Handset the voltage is as follows BATTERY 2 2 V 2 6 V BATT F1 BBC1 IC1 10 pin The Reset signal generates IC1 54 pin and 1 8 V Startmonitor IC1 57pin VDDC 1 2 V VBAT Reset RSTN IC1_54 pin BBIC chip initialize CKM STM GND BATTERY 2CELL BBIC 3 0V 3 0V DOUBLER OUT Charge Pump For all peripherals 3 0V 3 0V EEPROM GND...

Страница 23: ... in Power Supply Circuit Reset Circuit P 14 4 9 4 Battery Low Power Down Detector Circuit Operation Battery Low and Power Down are detected by BBIC which check the voltage from battery The detected voltage is as follows Battery Low Battery voltage V Batt 2 35 V 50 mV The BBIC detects this level and starts flashing Power Down Battery voltage V Batt 2 1 V 50 mV The BBIC detects this level and power ...

Страница 24: ...ower failure supplying power to VBAT of base unit from battery of handset through IC6 CHG terminal and Q351 4 11 Circuit Operation Charger Unit Charge control is executed at handset side so that the operation when using charger is also controlled by handset Refer to Circuit Operation Handset P 22 The route for this is as follows DC pin of J1 F1 R1 CHARGE pad Handset CHARGE pad DC pin of J1 IC6 Han...

Страница 25: ...02 D101 Q141 R165 C173 R178 IC501 25 94 95 BASE_UNIT_RF_TX_ROUTE ANT ANT HANDSET_RF_RX_ROUTE IC1 28 27 C86 L74 HEADSET_JACK 5 4 R11 HANDSET SPEAKER HEADSET_JACK 2 R306 C14 R22 IC1 25 HANDSET_RF_TX_ROUTE ANT ANT BASE_UNIT_RF_RX_ROUTE IC501 2 3 27 C184 Q161 Q141 D101 L101 L102 P101 T R TEL LINE T R TEL LINE L101 P101 L102 D101 Q141 R165 C173 R178 IC501 25 94 95 BASE_UNIT_RF_TX_ROUTE ANT ANT HANDSET_...

Страница 26: ...R TEL LINE L101 C105 R105 R110 R111 R112 IC501 18 ANT BASE_UNIT_RF_RX_ROUTE IC501 2 3 69 70 IC601 HANDSET MIC R73 74 C11 13 RA4 IC1 22 23 HANDSET_RF_TX_ROUTE ANT ANT BASE_UNIT_RF_RX_ROUTE IC501 2 3 41 43 SPEAKER MIC C457 C458 RA452 IC501 37 38 94 95 BASE_UNIT_RF_TX_ROUTE ANT ANT HANDSET_RF_RX_ROUTE IC1 28 27 C86 L74 HEADSET_JACK 5 4 R11 HANDSET SPEAKER INTERCOM HANDSET TO BASE UNIT INTERCOM BASE U...

Страница 27: ...structions Instruction book on TSN Server 6 Installation Instructions Refer to the Operating Instructions 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 ...

Страница 28: ...NA SONI see letters printed on dial keys See next page 5 Enter ٨ ٨ ٨ ٨ Address 1 6 Enter 㧖㧖 New Data 1 4 Select Write EEP using or then press or V Default Data INT Caller List V V Initial setting BACK V Set tel line BACK BACK V Set dial mode Select Set tel line using or then press or V Service Mode Read EEP Write EEP Set Addr M CLEAR SELECT PLAY INT SELECT SELECT SELECT SELECT SELECT SELECT SELEC...

Страница 29: ...mber hex Input Keys Desired Number hex Input Keys 0 0 A Flash 0 1 1 B Flash 1 C Flash 2 D Flash 3 E Flash 4 9 9 F Flash 5 7 Press a long confirmation beep will be heard 8 Press to return to standby mode After that turn the base unit power off and then power on New Data BACK CLEAR _ _ _ _ _ _ Set Addr Set Addr M M OFF Set tel line isn t appeared at Cell line only mode To back normal mode execute th...

Страница 30: ...will be heard 8 Press to return to standby mode After that remove and reinsert the batteries Press the Power button for about 1 second if the power is not turned on 6 Enter 㧖㧖 New Data 1 4 Select Write EEP using or then press or V OFF Default Data New Data M Caller List V V Initial setting V Service Mode Read EEP Write EEP Set Addr _ _ _ _ _ _ Set Addr Set Addr Ringer setting M INT INT BACK BACK ...

Страница 31: ...ntents Careless rewriting may cause serious damage to the handset Items Address Default Data New Data Possible Adjusted Value MAX hex Possible Adjusted Value MIN hex Remarks Battery Low 00 12 00 13 00 00 2 Frequency 00 07 00 08 00 01 ID 00 02 00 06 Given value Desired Number hex Input Keys Desired Number hex Input Keys 0 0 A Flash 0 1 1 B Flash 1 C Flash 2 D Flash 3 E Flash 4 9 9 F Flash 5 ...

Страница 32: ...ervice Mode 9 1 How to Clear User Setting Handset Only Handset Press simultaneously until a beep sound is heard Then single handset is initialized The contents of user setting are reset to factory default Usage time is not cleared ...

Страница 33: ...reappeared with TEL simulator in the service center In this case try to change the Auto disconnect activation time and Vox level How to change the Auto Disconnect activation time and VOX level P 36 item A and B Power ON Base Unit OK FLOW CHART Check Power OK Playback Pre Message Check Playback Record OK Check Record Range Check the RF part Handset Voice Transmission Check Handset Transmission Hand...

Страница 34: ...utlet 1 Is output voltage of AC adaptor 5 5 V YES Check AC Adaptor Check VDD1 1 8V Test point VDD1 OK Check Power Supply Circuit NO NO NO NO RSTN Reset High YES Check Reset Circuit Check Xtal CLK 10 368MHz YES Check X501 Check BBIC Check Power Supply Circuit Reset Circuit Check X1 C8 C9 Is the voltage of TP 3 0 V about 3 0 V Is the voltage of TP VBAT 2 3 V more Check the battery and around BATT an...

Страница 35: ...rcuit Auto Disconnect Circuit P 17 Note Flash Memory is IC601 BBIC is IC501 Check Bell signal OK Check Telephone Line Interface Bell Does the unit catch line YES Check Telephone Line Interface OFF HOOK Check Line In Pin 25 of BBIC Check ICM Recording in Signal Route NO OK Check Auto Disconnect Circuit OK Check Parallel Connection Detection Circuit OK Check BBIC and Flash Memory NO NO ...

Страница 36: ...NU key at standby Mode and key Note The set must power on and be linked 2 Press 9 0 0 0 3 Press 7 3 1 4 Then enter the below last digit 5 Back to standby mode automatically after step 4 You can hear beep sound which is a confirmation tone Service ready 7 3 1 CLEAR Service ready BACK LCD H S last digit 0 Auto disconnect CPC enable 㨇default㨉 1 1 Auto disconnect CPC disable 2 1 2 Auto disconnect enab...

Страница 37: ...OX level Therefore the recording of TAM is not turned off during a detection 1 2 are same as A 3 Press 5 1 1 4 Then enter the below last digit 5 Back to standby mode automatically after step 4 You can hear beep sound which is a confirmation tone Service ready 5 1 1 CLEAR last digit 0 default setting normal 1 6dB up ...

Страница 38: ...k output of BBIC Pin 41 43 OK Check BBIC and Flash Memory Check Speaker and its surroundings NO NO Check Charge Circuit of Base Unit Check Handset Plug in the AC Power source Charge Handset on Base Unit Is the voltage of two charge contacts about 3 V or more OK NO Check Charge Contacts at Base Unit from mechanical point of view YES Is BBIC IC1 34 high at charge state Check Charge Circuit Check Pow...

Страница 39: ...quency execute the command SFR then check the TP_CKM IC501 57pin To adjust frequency send command SFR until the frequency counter becomes13 824 MHZ 55HZ Check around Power Supply Circuit Does Base Unit make link with normal working Handset Check around X501 and RF module and adjust clock frequency NO NO NO NO YES YES Is the voltage of VDD3 about 3 0V Check the RF part Does the RF clock CLK oscilla...

Страница 40: ...t frequency send command SFR until the frequency counter becomes13 824 MHz 55HZ Check around Power Supply Circuit Reset Circuit Adjust 3 0V Vottage to 3 0V Does Handset make link with Base Unit Correct working unit Check around X1 and RF module and adjust clock frequency NO NO NO NO Is the voltage of TP VBAT about 2 2 2 8 V Is the voltage of TP VDDC about 1 8 V YES YES YES YES Is the voltage of TP...

Страница 41: ... 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 checked to regular BU Normal mode If this operation fails in some ways the handset is defective Base unit is defective Handset is defective START Registration of Regular HS to base unit Registration of handset to Regular BU other checkings Registra...

Страница 42: ...refer to the each item Note 1 Refer to Check Link P 39 Start Link confirmation Normal 1 Control signal confirmation X tal Frequency confirmation TX confirmation Range confirmation Normal TEST RANGE Check Check BBIC interface parts RF Block BBIC on BU HS P C B Adjust X tal Frequency 1 Check TX Block GOOD 5 2 3 4 OK OK OK NG NG NG NG NG OK OK ...

Страница 43: ...10 368 MHz 100Hz Check X tal Frequency 13 824 MHz 100 Hz 3 TX confirmation HS Mode HS_Burst Mode 1 BS Mode BS_Burst Mode 1 1 Remove wire antenna 2 and connect spectrum analyzer to TP 2 2 Confirm TX power whether spec is satisfied Power 13 5dBm 1 Connect spectrum analyzer to TP 3 2 Confirm TX power whether satisfied spec Power 16 0dBm 4 Range Confirmation Normal HS BU Mode Normal Mode 1 Register Re...

Страница 44: ...of about 20m between HS and BU Link OK TX Power of the HS is OK No Link TX Power of the HS is NG Range Confirmation RX TEST RX sensitivity check HS BU setting Checked unit High TX power 1 Regular unit Low TX power 1 1 Register Regular HS to BU to be checked 2 Set TX Power of the BU and the Regular HS according to CHART1 3 At distance of about 20m between HS and BU Link OK RX Sensitivity of the BU ...

Страница 45: ... this step The next step must be completedwithin 90 seconds 3 Handset Press OK then wait until a longbeep sounds Note While registering Base in registering is displayed on allregistered handsets When you purchase an additionalhandset refer to the additionalhandset s installation manual forregistration MENU i 1 3 0 L A handset can cancel its ownregistration to the base unit or otherhandsets registe...

Страница 46: ...ller ID Call Waiting Caller ID P 18 Note Make sure the format of the Caller ID service of the Telephone company that the customer subscribes to It is also recommended to confirm that the customer is really a subscriber of the service Check MIC of handset Check handset Tx in Signal Route Check speaker of handset Check handset Rx in Signal Route YES Did bell ring Message indicator blinks Check Calli...

Страница 47: ...Voice Reception of the BT_Headset Check ph book transfer from cell Check the circuit of around PCM communication of main board and BT module Refer to Troubleshooting Guide in the Operationg Instructions Check the circuit of around RF parts of BT Module YES YES OK OK NO NG NG NG NO Unplug plug in the AC power source again Check the Check_PIN PIO01 of IC721 1 Continued to the next page Operate to en...

Страница 48: ... main board and BT module AC power on PIO01 㻍 1 4sec 㻍 2 8sec 㻍0 06sec 㻍3 6sec Case1 OK Case2 NG1 fail to reset BT_IC AC power on PIO01 㻍 1 4sec If BT_IC does not work 1st and 2nd signals does not appear Case3 NG2 fail to receive of UART signals AC power on PIO01 㻍 1 4sec If BT_IC fails to receive of UART 2nd signal does not turn to HIGH Case4 NG3 fail to transmit of UART signals AC power on 㻍 1 4...

Страница 49: ...ions 11 1 Disassembly Instructions 11 1 1 Base Unit Ԙ Remove the 5 screws to remove the cabinet cover ԙ Remove the solders Main P C board Ԛ Remove the screw and pararell wire to remove the main P C board Pararell wire Ԛ Ԙ 5 screws Solders ԙ Cabinet cover Ԛ screw ...

Страница 50: ...50 KX TG155SK KX TGA660M ԛ Remove the screw to remove the Jack holder Ԝ Remove the 4 screws and pararell wire to remove the operational P C B board Jack holder ԛ screw Ԝ 4 screws Operational P C B board ...

Страница 51: ...ers and tape Remove the 2 screws to remove the 2 charge terminals ԝ Ԟ Remove the screw to remove the main P C board Main P C board Ԝ Ԝ Screw Ԟ 2 charge terminals ԝ ԝ 2 screws Cabinet cover Cabinet body Cabinet cover 2 screws Ԙ Solders Tape 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 ...

Страница 52: ...52 KX TG155SK KX TGA660M 11 1 3 Charger Unit Ԙ Remove the screw to remove the cabinet cover ԙ Remove the solders to remove the 2 charge terminals Ԙ Screw ԙ Solders Main P C board 2 charge terminals ...

Страница 53: ...ow to Attach the Antenna Locate as the following figure Antenna don t touch each other Antenna don t touch each other Nip the rib between antenna and antenna Nip the rib between antenna and antenna 㽲㩷㪝㫀㫏㩷㪹㫐㩷㪿㫆㫆㫂㪅㽳㩷㪠㫅㫊㪼㫉㫋㩷㫋㫆㩷㪹㫆㫊㫊㽲㽳 ...

Страница 54: ... Heatweld with the tip of the soldering iron about 5 to 8 seconds in case of 60W soldering iron New LCD Operational P C B 0 2mm 0 2mm If interval tolerance between center lines is less than 0 2 mm it is o k Horizontal Interval Tolerance Vertical Interval Tolerance OK NG NG NG Horizontal interval tolerance is more than 0 2 mm Vertical interval tolerance is more than 0 2 mm Inclined ...

Страница 55: ...55 KX TG155SK KX TGA660M Ԛ ԛ A Attach the LCD and fix by hook A two points Solder the wires A ...

Страница 56: ...ged Fit the heatseal of a new LCD Rubber of Soldering Iron Part No PQZZ430PRB Tip of Soldering Iron Part No PQZZ430PIR Heatweld with the tip of the soldering iron about 5 to 8 seconds in case of 60W soldering iron New LCD 0 2 mm 0 2 mm P C board If interval tolerance between center lines is less than 0 2 mm it is o k Horizontal Interval Tolerance Vertical Interval Tolerance OK NG NG NG Horizontal ...

Страница 57: ...ust like a mass production 12 2 The Setting Method of JIG Preparation Serial JIG cable PQZZ1CD300E PC which runs in DOS mode Batch file CD ROM for setting PNZZTG7621M 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 Cable 12 2 1 Connections Base U...

Страница 58: ...TT Connect the JIG cable GND black to GND Connect the JIG cable UTX yellow to UTX and URX red to URX Note COM port names may vary depending on what your PC calls it DC Power or Battery 2 GND black 3 To Serial Port com port 1 JIG Cable PC URX red 3 UTX yellow Handset P C board 1 BATT BATT GND UTX URX ...

Страница 59: ...ppear change the port number or 䇭check the cable connection 䊶If any value appear go to next step 7 Type DOSKEY then press the Enter key Example C Documents and Settings D D CD PNZZTG D PNZZTG SET_COM X D PNZZTG READID 00 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 ...

Страница 60: ...t Type sendchar RST 4 getchk Read checksum Type getchk 5 sendchar epw Write EEPROM Type sendchar epw 03 7D 04 WW XX YY ZZ WW XX YY ZZ is 4 byte data that already read from same address wreeprom Write the data of EEPROM Type wreeprom 01 23 45 01 23 is address and 45 is data to be written hs_burst Handset outputs RF power in burst test mode Type hs_burst bs_burst Base unit outputs RF power in burst ...

Страница 61: ...GND BTSPI_MOSI BTSPI_MISO BTSPI_CLK BTSPI_CSB BT_RTS BT_UTX JTAG PbF GW GRY PUR ORG SP 3 0A CHARGE MIP MIN CHG CHARGE F301 DC BLU SPP SPN ORG ORG BLU BRN L1R L 1T TEL YLW C721 C301 C521 C522 C115 C351 C312 C602 C515 C664 C662 C663 C514 C611 C809 C479 C476 C601 C111 C108 C171 C173 C181 C184 C107 C501 C518 C505 C454 C455 R733 R731 R734 R503 R659 R312 R602 R601 R606 R611 R613 R361 R362 R510 R507 R311...

Страница 62: ...0M 12 4 Adjustment Standard Charger Unit When connecting the simulator equipment for checking please refer to below 12 4 1 Bottom View A PNLB1922Z 3 0A F1 PbF IG Charge Charge 12 2 W Digital Volt Meter DC POWER DC 5 5 V GND ...

Страница 63: ... C188 C26 C505 C24 C23 C814 C806 C810 C812 C813 C805 C820 C896 C859 C822 C172 C10 C65 C64 C2 C1 C150 C56 C5 C147 C74 CN4 C113 C185 C83 C80 C110 C108 1 5 4 3 2 C58 R24 R22 R33 R66 R807 R3 R9 R14 R10 R11 R8 R6 L9 L71 RA3 D4 Q4 Q9 Q6 C70 C504 C71 C152 C72 C14 C36 C33 C183 C45 C43 C46 C826 C863 C25 C22 C184 C16 C127 C9 C8 C99 C81 C77 C76 C825 C897 C895 C7 C78 C84 C79 C121 C75 C15 C57 C3 F1 2 5A C4 C19...

Страница 64: ... FLASH2 IC502 Program D L 1 Make sure to connect the JIG cable and disconnect the DC Power 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 ...

Страница 65: ...fault batch file etc 1 Default batch file Execute the command default bat 2 Default batch file remaining Execute the command TGA660US_DEF_RevXXX_YYY bat 2 3 Country version batch file Execute the command TGA660US_US_RevXXX_YYY bat 2 4 Clock adjustment 5 2 35 V setting and battery low detection X tal X1 System clock 1 Apply 2 6V between BATT and BATT with DC power 2 Input Command sendchar sfr then ...

Страница 66: ...66 KX TG155SK KX TGA660M 12 7 Frequency Table Ch hex TX RX Frequency MHz Channel 0 00 1928 448 Channel 1 01 1926 720 Channel 2 02 1924 992 Channel 3 03 1923 264 Channel 4 04 1921 536 ...

Страница 67: ...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...

Страница 68: ...ly 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 13 1 3 How to Remove the IC 1 Heat the IC with a hot air desoldering tool through the P C Board 2 Pick up the IC with tweezers etc when the solder is melted completely Note Be careful not to touch the periphera...

Страница 69: ...ing the IC the positioning should be done very carefully 3 Heat the IC with a hot air desoldering tool through the P C Board until the solder on IC bottom is melted Note Be sure to place it precisely controlling the air volume of the hot air desoldering tool 4 After soldering confirm there are no short and open circuits with visual inspection Solder Soldering Iron P C Board Land IC Solder Solderin...

Страница 70: ...e 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 13 2 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 into the j...

Страница 71: ...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 13 2 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 ...

Страница 72: ...5S B1ACGP000008 3 2 1 4 C0CBAYG00016 C0CBCCC00103 B1GFCFEN0011 1 3 2 5 4 72 96 73 48 25 49 1 24 Reverse View Cathode Anode B0DDCD000001 ψ ψ 1SS355 PQVDPTZT2530 1 8 16 9 C0JBAQ000247 LNJ237W82RA Cathode Anode Anode Cathode B0ECKM000008 Reverse View Anode Cathode Anode Cathode 1 3 2 4 5 6 1 4 8 5 PNWITGA660BR Anode Cathode B0BC4R3A0006 C0DBZYY00357 C B E B1ADCF000040 B1GBCFYY0010 B1ABDF000017 B1ADNB...

Страница 73: ...y be modified at any time with the development of new technology 14 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 diagrams may be modified at any time with the development of new technology Important Safety Notice Components identified by mark have special characteristics important for safety ...

Страница 74: ... 3 0_CP2 CELL1_LED G CELL2_LED G BT_HS_LED G L662 NC L663 NC R661 NC CELL2_LED R BT_HS_LED R CELL1_LED R R652 180 R653 180 R654 180 3 0_CP2 R751 1k R752 1k RA653 1k 1 2 3 4 5 6 7 8 R665 10k RA721 1k 1 2 3 4 1 2 3 4 6 5 7 8 R721 10k 3 0V R502 3 3k 3 0V R666 NC C660 NC 3 0_CP2 C661 0 1u Q651 1 2 3 4 5 Q652 1 2 3 4 5 Q653 NC 1 2 3 4 5 Q654 1 2 3 4 5 Q601 D473 NC A K D472 NC A K IC381 4 0V 1 VIN 2 VSS...

Страница 75: ...NC A K C341 1000u D362 A K R701 3 3k C352 NC R352 56k IC351 2 7V 2 VIN 1 VOUT 3 NC 4 VSS R351 3 9k R353 10k R365 47k R366 10k R359 10k Q363 Q352 R373 1 8k R358 10k 1 8V R371 1 0 5W R372 1 0 5W C519 0 1u Q701 B E C C173 0 1u C342 0 1u C311 1u C312 1u C184 1u VDD1 VDD2 VDD3 X501 10 368M 1 3 2 Q142 B C E IC502 16M FLASH 1 CS 2 DO IO1 6 CLK 7 HOLD IO3 3 WP IO2 8 VCC 4 GND 5 DI IO0 Q354 1 VSS_LNA1 2 RF...

Страница 76: ...C863 7p GND C825 10p C857 10p RF_TXn 3 0V GND C806 2 4p GND GND GND GND GND ANT_2 GND GND ANT_1 GND ANT1_TP 1 2 ANT2_TP 1 2 C810 1p C813 1p C823 100p ZA1 NC 1 2 4 5 6 7 9 11 3 8 10 12 C837 0 9p C826 10p C820 0 7p GND GND C841 NC C850 NC C843 3p C842 1p C812 1p C844 1 5p W 0 15mm L 20 1mm 3rd layer Open Stub for 3fo W 0 15mm L 22 4mm 1st or 4th layer BPF W 0 15mm L 22 4mm 1st or 4th layer W 0 15mm ...

Страница 77: ...KEYIN2 KEYS_C VLED KEYS_E KEYS_B CELL2_LED R CELL1_LED R KEYS_F KEYIN6 KEYIN4 SP_LED CELL1_LED G KEYIN5 KEYS_A CELL2_LED G BT_HS_LED R BT_HS_LED G LCD_VDD CARBON_TEST CT1 LED916 GREEN A K LED912 GREEN A K LED914 GREEN A K LCD_GND LCD_SID LCD_CD LCD_SCL LCD_CS LCD_RST LED902 RED A K LED901 RED A K MSG3 1 2 MSG4 1 2 CELL2_1 1 2 CELL2_2 1 2 CELL1_1 1 2 CELL1_2 1 2 BT_HS 1 2 MICN MICP MIC 1 2 GND CN90...

Страница 78: ...78 KX TG155SK KX TGA660M 14 5 Schematic Diagram Base Unit_LED WLED KX TG155 SCHEMATIC DIAGRAM Base Unit_LED NC No Components ...

Страница 79: ...79 KX TG155SK KX TGA660M Memo ...

Страница 80: ...G_CTRL C147 NC GND GND C78 39p GND RIGHT UP DOWN LEFT C2 220u 6 3 C1 220u 6 3 C10 220u 6 3 Q9 CHG CHG C23 0 1u C150 0 1u C24 1u C188 1u C32 GND L6 NC C84 NC C34 39p Q2 Q4 Q3 R6 10k R9 30k R2 30k C19 1000p R8 3 3 R10 R14 1 0 R13 10k NC CN3_C 3 CS1 CN3_C 6 SCL CN3_C 11 V0 CN3_C 1 GND CN3_C 8 VDD CN3_C 2 OTP_PWR CN3_C 5 A0 CN3_C 9 VDDA CN3_C 12 GND CN3_C 4 RES CN3_C 7 SI CN3_C 10 VSS IC3 SOP 32K 1 A0...

Страница 81: ... GND GND GND C859 2p C895 1 3p GND GND GND GND GND GND GND C814 NC ZA1 NC C98 NC C99 NC GND GND C896 1 8p C805 2 4p C806 2 4p C810 2 5p C813 1 6p C812 8 2n L809 1p C811 100p C822 10p C826 10p C825 10p C897 24p C37 10u X1 13 824M C73 10p C72 10p GND GND L13 180n L14 NC C14 0 039u C86 22u L9 0 R28 2 2k ANT_TP MICAP1 1 2 ANT Short GND L74 10 ANT Short D22 4 3V D21 4 3V D14 4 3V D13 4 3V MIC POWER REC...

Страница 82: ...82 KX TG155SK KX TGA660M 14 7 Schematic Diagram Handset_LED LED KX TGA660 SCHEMATIC DIAGRAM Handset_LED ...

Страница 83: ...83 KX TG155SK KX TGA660M 14 8 Schematic Diagram Charger Unit J1 2 1 G TP1 TP2 F1 R1 6 8 2W SCHEMATIC DIAGRAM Charger Unit ...

Страница 84: ...84 KX TG155SK KX TGA660M Memo ...

Страница 85: ... C863 C161 C132 C102 C843 C851 C841 ANT_1 ANT_BT TP_ANT_C3 C850 C857 C803 C855 C342 C341 C781 C321 C322 C854 C842 C343 SA102 C823 C826 C813 C825 C142 C164 X501 P101 R351 R352 R354 R373 R372 R355 R360 R358 R359 R109 R108 R110 R122 R123 RA452 R366 R365 R383 R353 R703 R702 R144 R145 R892 R371 R301 R662 R652 R321 R322 R807 R806 R505 R504 R651 R661 R131 R141 R133 R142 L381 L802 L101 L351 IC751 RA651 RA...

Страница 86: ...C721 C301 C521 C522 C115 C351 C312 C602 C515 C664 C662 C663 C514 C611 C809 C479 C476 C601 C111 C108 C171 C173 C181 C184 C107 C501 C518 C505 C454 C455 R733 R731 R734 R503 R659 R312 R602 R601 R606 R611 R613 R361 R362 R510 R507 R311 R363 R516 R515 R517 R181 R166 R151 R162 R111 R112 R107 R672 L661 IC611 IC601 IC502 TP10 TP9 Q732 Q731 Q733 Q652 Q654 Q161 Q302 Q601 Q362 Q361 Q301 C346 C670 C103 C477 C47...

Страница 87: ...LL2_1 ANS C903 ERASE RPT MSG1 MSG3 MSG2 MSG4 STOP DOWN SKIP HOLD MUTE SP2 MIC MIC MIC FLASH MEMO CONF PHONEBOOK LOCAT INT BT_HS BL BL UP C902 R908 R907 CELL2_2 LED915 LED916 LED902 LED904 0 8 7 4 1 5 6 2 3 9 A KX TG155 CIRCUIT BOARD Base Unit_Operation Component View TG764xUS TG38xxBX TG664xUS TG53CN PNLB1913Z PbF RL ...

Страница 88: ...88 KX TG155SK KX TGA660M 15 3 Circuit Board Base Unit_LED PNLB1921Z RL M1 W L E D PbF A KX TG155 CIRCUIT BOARD Base Unit_LED Component View ...

Страница 89: ...8 0 9 C 1 8 C40 C17 C98 C138 C188 C26 C505 C24 C23 C814 C806 C810 C812 C813 C805 C820 C896 C859 C822 C172 C10 C65 C64 C2 C1 C150 C56 C5 C147 C74 CN4 C113 C185 C83 C80 C110 C108 1 5 4 3 2 C58 R24 R22 R33 R66 R807 R3 R9 R14 R10 R11 R8 R6 L9 L71 RA3 D4 Q4 Q9 Q6 C70 C504 C71 C152 C72 C14 C36 C33 C183 C45 C43 C46 C826 C863 C25 C22 C184 C16 C127 C9 C8 C99 C81 C77 C76 C825 C897 C895 C7 C78 C84 C79 C121 C...

Страница 90: ...G155SK KX TGA660M 15 4 2 Bottom View SP DOWN LEFT RIGHT UP TALK OFF SOFT2 SOFT1 CN3_C LED12 LED6 LED1 LED3 MENU LED4 LED2 LED5 FLASH A MIC 0 8 7 4 1 5 6 2 3 9 KX TGA660 CIRCUIT BOARD Handset_Main Bottom View A ...

Страница 91: ...91 KX TG155SK KX TGA660M 15 5 Circuit Board Handset_LED A KX TGA660 CIRCUIT BOARD Handset_LED Component View PNLB1964Z PbF IG ...

Страница 92: ...TG155SK KX TGA660M 15 6 Circuit Board Charger Unit 15 6 1 Component View 15 6 2 Bottom View R1 J1 CIRCUIT BOARD Charger Unit Component View A A PNLB1922Z 3 0A F1 PbF IG CIRCUIT BOARD Charger Unit Bottom View ...

Страница 93: ...t and Electrical Parts Base Unit Note 1 This cable is fixed by welding Refer to How to Replace the Base unit LCD P 54 A 16 17 19 20 21 4 E2 28 A 26 27 24 PCB2 29 29 30 MIC1 10 14 15 11 18 E1 1 E3 12 25 32 31 3 6 2 5 7 8 13 PCB3 A E4 A A A A 1 9 22 23 Ref No Figure A 2 6 x 8mm PCB1 ...

Страница 94: ...through sales route of Panasonic 3 Attach the SPACER No 121 to the exact location described above 118 102 103 104 E103 E105 E102 E101 1 112 113 105 E107 108 110 B 122 123 121 3 101 107 E104 PCB101 109 B E106 MIC100 PCB100 106 115 114 111 Ref No Ǿ2 8 mm B Figure 117 116 B 119 2 Spacer No 121 Battery cover Put it in the center Stick it between ribs 120 CUSHION RUBBER STICK IT WITHIN THE FRAMEWORK ON...

Страница 95: ...95 KX TG155SK KX TGA660M 16 3 Cabinet and Electrical Parts Charger Unit B 200 200 1 200 3 201 200 4 200 2 PCB200 Ref No φ2 8 mm B Figure ...

Страница 96: ...96 KX TG155SK KX TGA660M 16 4 Accessories A1 A2 A3 A4 A5 ...

Страница 97: ...c ECQE ECQV ECQG Polyester ECEA ECST EEE Electlytic ECQP Polypropylene Wattage Type Voltage Of Capacitor 10 16 1 8W 14 25 1 4W 12 1 2W 1 1W 2 2W 3 3W Voltage ECQ Type ECQG ECQV Type 05 50V 1 100V 2 200V ECSZ Type 0J 6 3V 1A 10V 1C 16V 1E 25 25V 1V 35V 50 1H 50V 1J 16V 2A 100V 0F 3 15V 1A 10V 1V 35V 0J 6 3V Others 1H 50V 2A 100V 2E 250V 2H 500V 12 PNBC1347Z1 BUTTON ANSWER ON PS HB 13 PNBC1349Z1 BUT...

Страница 98: ...R10XJ121 120 S R362 PQ4R10XJ121 120 S R363 D0GA332JA015 3 3k R364 D0GA103JA021 10k Safety Ref No Part No Part Name Description Remarks R365 D0GA473JA021 47k R366 D0GA103JA021 10k R371 ERJ12YJ1R0 1 R372 ERJ12YJ1R0 1 R373 D0GA182JA015 1 8k R451 ERJ2GEYJ391 390 S R474 D0GA1R0JA014 1 R475 D0GA1R0JA014 1 R501 D0GA563ZA006 56k R502 D0GA332JA015 3 3k R504 D0GA103JA021 10k R505 D0GA102JA021 1k R506 D0GA10...

Страница 99: ...1 ECUE1A104KBQ 0 1 C802 F1G1H1R8A480 1 8p C803 F1G1H1R5A480 1 5p C804 F1G1H1R8A480 1 8p C805 F1G1H2R4A480 2 4p C806 F1G1H2R4A480 2 4p C809 ECUE1H100DCQ 10p S C810 F1G1H1R0A480 1p C811 ECUE1H100DCQ 10p S C812 F1G1H1R0A480 1p C813 F1G1H1R0A480 1p Safety Ref No Part No Part Name Description Remarks C820 F1G1HR70A480 0 7p C822 ECUE1H100DCQ 10p S C823 ECUE1H101JCQ 100p C825 ECUE1H100DCQ 10p S C826 ECUE...

Страница 100: ...216 LED LED4 B3ACB0000216 LED LED5 B3ACB0000216 LED LED6 B3ACB0000216 LED LED12 B3ACB0000216 LED COILS C812 PQLQR4C8N2J COIL S L13 G1CR18J00004 COIL RESISTOR ARRAYS RA2 D1H83314A013 RESISTOR ARRAY S RA3 D1H433120001 RESISTOR ARRAY RA4 D1H433220001 RESISTOR ARRAY RA5 EXB28V332JX RESISTOR ARRAY Safety Ref No Part No Part Name Description Remarks IC FILTERS L29 J0JDC0000045 IC FILTER L72 J0JCC0000276...

Страница 101: ...CQ 10p S C826 ECUE1H100DCQ 10p S C859 F1G1H2R0A480 2p C863 F1G1H1R8A480 1 8p C895 F1G1H1R3A480 1 3p C896 F1G1H1R8A480 1 8p C897 F1G1H240A557 24p L809 F1G1H1R0A480 1p OTHERS MIC100 L0CBAY000053 MICROPHONE E101 L5DYBYY00001 LIQUID CRYSTAL DISPLAY 3 E102 PNHR1295Z TRANSPARENT PLATE LCD PMMA HB E103 PNHR1389Z GUIDE LCD ABS HB E104 PNHX1407Z COVER LCD E105 PNLA1049Z ANTENNA E106 PNVE1002Z BATTERY TERMI...

Страница 102: ...ng Method of JIG P 57 2 When replacing the Handset LCD See How to Replace the Handset LCD P 56 T I KX TG155SK KX TGA660M Safety Ref No Part No Part Name Description Remarks PQZZ1CD300E JIG CABLE 1 PNZZTG7621M BATCH FILE CD ROM 1 PQZZ430PIR TIP OF SOLDERING IRON 2 PQZZ430PRB RUBBER OF SOLDERING IRON 2 ...

Страница 103: ...TG155SK KX TGA660M Link to Cell Cellular Convergence Solution M Metallic Grey Version for U S A TABLE OF CONTENTS PAGE 1 REPLACEMENT PARTS LIST 2 1 1 REFERENCE CHART 2 1 2 ORIGINAL AND NEW PARTS COMPARISON LISTS 2 Supplement 1 Please file and use this supplement manual together with the service manual for Model No KX TG155SK KX TGA660M Order No KM41201535CE ...

Страница 104: ...rks c To share the parts with other models 2 Change of material or dimension 3 To meet approved specification 4 Standardization 5 Addition 6 Deletion 7 Correction 8 Other Ref No Part No Part Name Description Pcs Set Remarks Notes Time of Change Original Old New Suffix Main P C Board Parts Handset For PNLPTGA660R1ZA C1 EEE0JA221WP CAPACITOR 220µF 0 c 6 C10 EEE0JA221WP CAPACITOR 220µF 0 c 6 Main P C...

Страница 105: ...TG155SK KX TGA660M Link to Cell Cellular Convergence Solution M Metallic Grey Version for U S A TABLE OF CONTENTS PAGE 1 REPLACEMENT PARTS LIST 2 1 1 REFERENCE CHART 2 1 2 ORIGINAL AND NEW PARTS COMPARISON LISTS 2 Supplement 2 Please file and use this supplement manual together with the service manual for Model No KX TG155SK KX TGA660M Order No KM41201535CE ...

Страница 106: ... column for each part in ORIGINAL AND NEW PARTS COMPARISON LISTS 1 Improve performance Remarks j To meet the standards 2 Change of material or dimension 3 To meet approved specification 4 Standardization 5 Addition 6 Deletion 7 Correction 8 Other Ref No Part No Part Name Description Pcs Set Remarks Notes Time of Change Original Old New Suffix Cabinet and Electrical Parts Handset 120 PNGT5515Y PNGT...

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