Panasonic KX-TG4732B Service Manual Download Page 95

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KX-TG4732B/KX-TG4733B/KX-TG4734B/KX-TGA470B

16.5.2.3. LED Board Parts

16.5.3. Charger Unit

16.5.3.1. Cabinet and Electrical Parts

16.5.3.2. Main P.C. Board Parts

16.5.4. Accessories and Packing Materials

Note:

(*1) You can download and refer to the Operating
Instructions (Instruction book) on TSN Server.

16.5.4.1. KX-TG4732B

16.5.4.2. KX-TG4733B

C22

ECUE1A104KBQ 0.1

C23

ECUE1A104KBQ 0.1

C24

ECUE0J105KBQ 1

C25

ECUV1A225KBV 2.2

C26

ECJ1VB0G106M 10

C27

ECUE1H102KBQ 0.001

C29

ECUV1A105KBV 1

C30

ECUV1A105KBV 1

C31

ECJ1VB0G106M 10

C32

ECUE0J105KBQ 1

C33

ECUE1A104KBQ 0.1

C34

ECUE1H390JCQ 39p

C36

ECUE1A104KBQ 0.1

C37

ECJ1VB0G106M 10

C39

ECUE1H102KBQ 0.001

C40

ECUE1A104KBQ 0.1

C41

ECUE1A104KBQ 0.1

C42

ECUE1H102KBQ 0.001

C43

ECUE1A104KBQ 0.1

C44

ECUE0J105KBQ 1

C45

ECUE1A104KBQ 0.1

C46

ECUE1H100DCQ 10p S

C51

ECJ1VB0G106M 10

C52

ECUE1H100DCQ 10p S

C53

ECUE1H120JCQ 12p S

C56

ECUE0J105KBQ 1

C57

ECUE0J105KBQ 1

C58

ECUE0J105KBQ 1

C68

ECUE0J105KBQ 1

C69

ECUE1A104KBQ 0.1

C72

ECUE1H100DCQ 10p S

C73

ECUE1H100DCQ 10p S

C76

ECUE1H100DCQ 10p S

C77

ECUE1H100DCQ 10p S

C79

ECUE1H101JCQ 100p

C80

ECUV1C393KBV 0.039

C81

ECUE1H101JCQ 100p

C82

ECUE1H471KBQ 470p S

C83

ECUE1H100DCQ 10p S

C84

ECUE1H102KBQ 0.001

C87

ECUE1H102KBQ 0.001

C88

ECUE1H100DCQ 10p S

C89

ECUE1H100DCQ 10p S

C90

ECUE1A104KBQ 0.1

C91

ECUV1C105KBV 1

C92

ECUE0J105KBQ 1

C93

ECUV1C105KBV 1

C96

ECUE1H100DCQ 10p S

C97

ECUE1H100DCQ 10p S

C801

ECUV1H100DCV 10p

C802

F1G1H2R0A480 2p

C803

F1G1H1R3A480 1.3p

C804

F1G1H1R8A480 1.8p

C805

F1G1H2R4A480 2.4p

C806

F1G1H2R4A480 2.4p

C810

F1G1H2R5A480 2.5p

C811

ECUE1H101JCQ 100p S

C813

F1G1H1R6A480 1.6p

C820

F1G1H1R8A480 1.8p

C822

ECUE1H100DCQ 10p S

C825

ECUE1H100DCQ 10p S

C826

ECUE1H100DCQ 10p S

C863

F1G1H1R8A480 1.8p

C897

F1G1H240A557 24p

L809

F1G1H1R0A480 1p

(OTHERS)

MIC100

L0CBAY000053 MICROPHONE

E101

L5DYBYY00043 LIQUID CRYSTAL DISPLAY

(*3)

E102

PNHX1569Z

COVER, DIFFUSION SHEET

E103

PNHX1518Z

COVER, LCD SHEET

E104

PNHR1587Z

TRANSPARENT PLATE, LCD PMMA-HB

E105

PNHR1586Z

GUIDE, LCD

ABS-HB

Safety

Ref.

No.

Part No.

Part Name & Description Remarks

E106

PQHG10729Z

RUBBER PARTS, RECEIVER

E107

PNVE1002Z

BATTERY TERMINAL ABS-HB

CN4

K2HD103D0001 JACK

K5H252Y00002 FUSE

H0J138500003 CRYSTAL

OSCILLATOR

(*2)

Safety

Ref.

No.

Part No.

Part Name & Description Remarks

(LED)

WLED

B3AFB0000370 LED

Safety

Ref.

No.

Part No.

Part Name & Description Remarks

200

PNLC1029ZB

CHARGER UNIT ASS'Y
without NAME PLATE

(RTL)

200-1

PNKM1258Z1

CABINET BODY

PS-HB

200-2

PNJT1105Z

CHARGE TERMINAL

200-3

PNKF1150Z1

CABINET COVER

PS-HB

200-4

PQHA10023Z

RUBBER PARTS, FOOT
CUSHION

201

PNGT6446Z

NAME PLATE

Safety

Ref.

No.

Part No.

Part Name & Description Remarks

PCB200

PNWPTGA470CH MAIN P.C.BOARD ASS'Y

(RTL)

(DIODE)

B0ECKM000008 DIODE(SI)

(JACK)

K2ECYB000001 JACK

(RESISTORS)

ERJ14YJ1R0U

(FUSE)

K5H302Y00003 FUSE

Safety

Ref.

No.

Part No.

Part Name & Description Remarks

PNLV226Z

AC ADAPTOR

PQJA10075Z

CORD, TELEPHONE

PNQX5092Z

INSTRUCTION

BOOK

(*1)

PNKE1132Z1

HANGER, BELT CLIP

ABS-HB

PNKL1001Y1

STAND, WALL MOUNT

ABS-HB

PNPK3481001Z GIFT BOX

PNPD1592Z

CUSHION

Safety

Ref.

No.

Part No.

Part Name & Description Remarks

A101

PNLV226Z

AC ADAPTOR

A102

PQJA10075Z

CORD, TELEPHONE

A103

PNQX5092Z

INSTRUCTION

BOOK

(*1)

Safety

Ref.

No.

Part No.

Part Name & Description Remarks

Summary of Contents for KX-TG4732B

Page 1: ...ital Cordless Answering System B Black Version for U S A Handset KX TGA470B KX TG4731B Base Unit Charger Unit Model No Base Unit Handset Charger Unit Expandable KX TG4732 1 TG4731 2 TGA470 1 Up to 6 KX TG4733 1 TG4731 3 TGA470 2 Up to 6 KX TG4734 1 TG4731 4 TGA470 3 Up to 6 KX TGA470 1 TGA470 1 Configuration for each model KX TGA470 is also an optional accessory which contains a handset and a char...

Page 2: ...tic Diagrams 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 t...

Page 3: ...12 Measurements and Adjustments 51 12 1 Equipment Required 51 12 2 The Setting Method of JIG 51 12 3 Adjustment Standard Base Unit 55 12 4 Adjustment Standard Charger Unit 56 12 5 Adjustment Standard Handset 57 12 6 Things to Do after Replacing IC or X tal 58 12 7 Frequency Table 60 13 Miscellaneous 61 13 1 How to Replace the LLP Leadless Leadframe Package IC 61 13 2 How to Replace the Flat Packag...

Page 4: ...oduct you have purchased 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 ...

Page 5: ...n Bi Please 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 ca...

Page 6: ...pprox 3 8 W 0 C 40 C 32 F 104 F 20 80 relative air humidity dry Approx 150 mm 117 mm 67 mm Approx 210 g Rechargeable Ni MH battery AAA R03 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 32 digits Phonebook 11 days at Standby 13 hours at Talk 0 C 40 C 32 F 104 F 20 80 relative air humid...

Page 7: ...s performed Handset doesn 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 inte...

Page 8: ...o digital data RXDATA BBIC IC1 converts RXDATA into a voice signal and outputs it to speaker Transmission Base unit 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 Handset As for a base unit RF RF signal is received in two antennas BBIC IC501 compares RF sign...

Page 9: ...NUSE DETECT 2 INUSE DETECT 1 RECEIVE AMP DCIN 1 DCIN 2 IC302 VCCPA VBAT_APU VBAT VCC_FE VCC_IF VCC_VCO PDN DET CHARGE_DET 3 0V DOUBOUT SCL SDA WP VDD ANS_LED SP_LED IC601 FLASH MEMORY IC611 EEPROM MEMORY KEYS LCD R151 R152 R131 R133 Q171 VBAT DL CS MSG_LED LCD_BLT KEY 1 MIP MIN 6 KEY A E CS_CDSID SCL_RST SPOUTN SPOUTP 3 0 V REGULATOR CLK DO STM CKM R371 R372 Q701 Q702 CHARGE DETECT VCCA VCC KX TG4...

Page 10: ...10 KX TG4732B KX TG4733B KX TG4734B KX TGA470B 4 3 Block Diagram Base Unit_RF Part KX TG4732 4733 4734 BLOCK DIAGRAM Base Unit_RF Part DA801 ANT2 ANT1 TXON RXON RXp RXn ANT2 ANT1 TXp TXn ...

Page 11: ... message The BBIC implements synthesized Voice utilizing the built in speech detector and a Flash 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 tr...

Page 12: ...analog part is insulated from VBAT by Doubler of BBIC Circuit Operation 5 5V VBAT RSTN Reset pin 54 VBAT pin 10 pin 57 pin 9 pin 15 IC501 IC302 IC601 BBIC DOUBLER OUT For peripherals VDDC 1 2V AC Adaptor 3 0V REGULATOR FLASH IC611 EEPROM 3 0V STM CKM Receive Amp RF Part LCD BLT ANS LED MSG LED SP LED Startmonitor IC501 57pin VDDC 1 2 V VBAT Reset RSTN IC501_54 pin BBIC chip initialize CKM STM ...

Page 13: ...13 KX TG4732B KX TG4733B KX TG4734B KX TGA470B 4 4 4 1 Charge Circuit The voltage from the AC adaptor is supplied to the charge circuits D362 R372 R371 D361 CHARGE F301 DCP CHARGE C306 5 5V DCM ...

Page 14: ...rrent flow T L101 D101 Q141 Q161 R163 R167 D101 L102 P101 R ON HOOK Circuit Q141 is open 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 6 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 un...

Page 15: ...ltage is monitored at pin 17 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 18 of IC501 the presence absence of a parallel connection is determined by detecting the voltage changes If the Auto disconnect functi...

Page 16: ...modulated in 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 ...

Page 17: ...nd MARK data pass the following route Telephone Line P101 L101 L102 C121 C122 R121 R122 IC501 25 24 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 ...

Page 18: ...TN CKM STM CKM STM BBIC RESET CHG_CTL CHG_DET WP CLK DATA KEYSTOROBE_A E KEYIN_1 5 CHARGE Q3 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 TGA470 BLOCK DIAGRAM Handset KEY_LED CP_OFF Q6 LED KEY 4V ...

Page 19: ...19 KX TG4732B KX TG4733B KX TG4734B KX TGA470B 4 6 Block Diagram Handset_RF Part KX TGA470 BLOCK DIAGRAM Handset_RF Part DA801 TXON RXON RXp RXn ANT TXp TXn ...

Page 20: ... e g ID user setting 4 7 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...

Page 21: ...C 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 0 V 50 mV The BBIC detects this level and power down 4 7 5 Speakerphone The hands free loudspeaker at SP and SP is used to generate the ring alarm 4 8 Circuit Operation Charger Unit Charge contr...

Page 22: ...X HEADSET TX HEADSET RX HANDSET SP Phone TX HANDSET SP Phone RX SIGNAL ROUTE IN 㸢㩷 ROUTE 㸢㩷 OUT GREETING RECORDING GREETING PLAY TO TEL LINE ICM RECORDING ICM PLAY TO SPEAKER DTMF SIGNAL TO TEL LINE CALLER ID BELL DETECTION HANDSET MIC R73 74 C11 13 RA4 IC1 22 23 HANDSET_RF_TX_ROUTE ANT IC601 IC501 73 74 28 C184 Q161 Q141 D101 L101 L102 P101 T R TEL LINE T R TEL LINE L101 P101 L102 D101 Q141 R165 ...

Page 23: ...OUT HANDSET RF TX_ROUTE HANDSET RF RX_ROUTE BASE UNIT RF TX_ROUTE BASE UNIT RF RX_ROUTE IC1 44 45 L809 C812 DA801 C803 C801 ANT ANT C801 C803 DA801 C826 IC1 46 47 IC501 44 45 C812 L809 DA801 C895 DA802 C894 C893 ANT1 ANT2 ANT1 ANT2 C894 C893 DA802 C895 DA801 C826 IC501 46 47 Note inside of Handset ...

Page 24: ...perating Instructions 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 ...

Page 25: ...tandby mode After that turn the base unit power off and then power on Note To enter Set dial mode press or at Set tel line It is necessary to turn on the power of base unit 6 Enter 㧖㧖 New Data 1 4 Select Write EEP using or then press or V Default Data New Data INT Caller List V V Initial setting BACK V Set tel line BACK BACK BACK CLEAR V Set dial mode Select Set tel line using or then press or V ...

Page 26: ...w Items Address Default Data New Data Remarks Frequency 00 07 00 08 00 01 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 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 ...

Page 27: ...ation beep 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...

Page 28: ...firm the contents 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 Flas...

Page 29: ...TGA470B 9 Service 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 ...

Page 30: ...s symptom can not be 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 33 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 Hand...

Page 31: ... outlet 1 Is output voltage of AC adaptor 5 5 V YES Check AC Adaptor Check VDDC 1 2 V Test Point VDDC OK Check Power Supply Circuit NO NO NO NO RSTN Reset High YES Check Reset Circuit Check Xtal CLK 13 824 MHz 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 BAT...

Page 32: ...n Detect Circuit Auto Disconnect Circuit P 15 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 16 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 ...

Page 33: ... 1 Press MENU 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 disc...

Page 34: ...tivity of VOX 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 ...

Page 35: ...ircuit Check output of BBIC Pin 29 31 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 Circui...

Page 36: ...FR 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 Adjust 3 0V voltage to 3 0 V 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 VBAT about 3 0 V Check the RF part Does the RF clock CLK oscil...

Page 37: ...in To adjust 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 2 V YES YES YES YES Is the vo...

Page 38: ...BU 2 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 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 checkin...

Page 39: ... 40 Please refer to the each item Note 1 Refer to Check Link P 36 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 ...

Page 40: ...stment Check X tal Frequency 13 824000 MHz 100 Hz Check X tal Frequency 13 824000 MHz 100 Hz 3 TX confirmation HS Mode HS_Burst Mode 1 BS Mode BS_Burst Mode 2 1 Remove wire antenna 2 and connect spectrum analyzer to TP 3 2 Confirm TX power whether spec is satisfied Power 14 5dBm 1 Connect spectrum analyzer to TP 4 2 Confirm TX power whether satisfied spec Power 16 0dBm 4 Range Confirmation Normal ...

Page 41: ...T1 3 At distance 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 Sensi...

Page 42: ... to stop then repeat this step The next step must be completed within 90 seconds 3 Handset Press OK then wait until a long beep sounds Note While registering Base in registering is displayed on all registered handsets When you purchase an additional handset refer to the additional handset s installation manual for registration L OFF A handset can cancel its own registration to the base unit or oth...

Page 43: ...fication Caller ID Call Waiting Caller ID P 16 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 ...

Page 44: ...sembly Instructions 11 1 Disassembly Instructions 11 1 1 Base Unit Ԙ Remove the 4 screws to remove the cabinet cover ԙ Remove the solders Ԛ Remove the screw and pararell wire to remove the main P C board Solders ԙ Cabinet cover Ԙ 4 screws Main P C board Pararell wire Ԛ ...

Page 45: ... TG4732B KX TG4733B KX TG4734B KX TGA470B ԛ Remove the 2 screws to remove the Jack holder Ԝ Remove the 2 screws to remove the operational P C B board Jack holder Ԝ 2 screws Operational P C B board ԛ 2 screws ...

Page 46: ...ve the solders 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 ...

Page 47: ...732B KX TG4733B KX TG4734B KX TGA470B 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 ...

Page 48: ...of 60W soldering iron 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 New LCD Rubber of Soldering Iron Part No PQZZ430PRB Tip of Soldering Iron Part No PQZZ430PIR ...

Page 49: ...49 KX TG4732B KX TG4733B KX TG4734B KX TGA470B Ԛ Attach the LCD and fix by hook A two points A ...

Page 50: ...is not damaged 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 ...

Page 51: ...just 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 PNZZTG4741M 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 ...

Page 52: ...BATT and BATT 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 ...

Page 53: ... messages appear 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 o...

Page 54: ...ddress wreeprom Write the data of EEPROM Type wreeprom 01 23 45 01 23 is address and 45 is data to be written bs_burst Base unit outputs RF power in burst test mode on antenna 2 Type bs_burst tx_high Keep TX power high Type tx_high tx_low Keep TX power low Type tx_low Command name Function Example rdeeprom Read the data of EEPROM Type rdeeprom 00 00 FF and the data from address 00 00 to FF is read...

Page 55: ...52 C457 C458 R113 R121 R112 R152 R114 R166 R177 R178 R601 R612 R606 R605 R136 RA504 D113 D153 D133 R451 C451 RA451 C452 Q171 R171 C115 C121 C112 SPP SPN C122 C163 C176 C175 C173 C132 C351 C601 C456 C301 F301 C461 C120 C123 C124 C666 C455 C454 MIN MIP C472 C473 C475 C510 C530 C513 C512 C514 C331 R111 R115 R122 R176 R175 R172 R133 R131 L1T L1R ANT1 ANT2 R506 R653 TMS TCK TDI TDO RSTN STM CKM P15 R50...

Page 56: ... KX TGA470B 12 4 Adjustment Standard Charger Unit When connecting the simulator equipment for checking please refer to below 12 4 1 Bottom View D1 R1 F1 R2 A PNLB2081Z IG PbF Charge Charge 12 2 W Digital Volt Meter DC POWER DC 5 5 V GND ...

Page 57: ... C25 C 8 1 1 L 8 0 9 R806 C825 IC1 C826 D A 8 0 1 C863 C46 C803 ANT_TP ANT_Short GND ANT_Short C897 R69 R66 C69 E_SDA E_SCL E_WP R68 RTCK ATSTN TEST C44 C43 R1 C52 L9 R24 C1 C7 F1 L6 R8 R4 C35 Q9 CHG_CTRL R6 R9 D3 R73 D4 R74 C89 R34 C88 C96 C97 C39 RA4 C51 L3 C34 C17 C98 C68 C814 C24 C812 C810 C806 C822 C45 ATSTP CKM STM GND_J TMS TCK R67 TDI RSTN R807 C805 C802 C93 LED12 LED10 LED11 C91 C92 SID S...

Page 58: ...d of JIG P 51 Items How to download Required adjustment EEPROM IC611 Adjusted parameter data is stored in memory country version batch file default batch file etc 1 Change the address 0001 of EEPROM to 55 to download the data 2 Default batch file Execute the command default bat 3 Country version batch file Execute the command TG4731US_US_RevXXX_YYY bat 1 4 Clock adjustment X tal X1 System clock Cl...

Page 59: ...batch file default batch file etc 1 Default batch file Execute the command default bat 2 Default batch file remaining Execute the command TGA470US_DEF_RevXXX_YYY bat 2 3 Country version batch file Execute the command TGA470US_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 sendc...

Page 60: ...0 KX TG4732B KX TG4733B KX TG4734B KX TGA470B 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 ...

Page 61: ...C 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 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 th...

Page 62: ...e When placing 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 Sold...

Page 63: ...d damage 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 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...

Page 64: ...curacy of the 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 ...

Page 65: ...VDMD5S Cathode Anode B0DDCD000001 3 2 1 4 C0DBEYY00102 PSVTUMG11NTR 1 3 2 5 4 1 88 67 23 44 22 66 45 Reverse View PQVDPTZT2530 B1ACGP000008 DA2J10100L Anode Cathode B3AAB0000347 LNJ237W82RA Cathode Anode 1 3 2 4 5 6 1 4 8 5 PNWITGA470BR Anode Cathode B0BC4R3A0006 C0DBZYY00357 C B E B1ADCF000040 DRC9113Z0L 2SC6054JSL C2HBCY000081 Anode Cathode B0DDCD000001 1 88 67 23 44 22 66 45 Reverse View B1ABGE...

Page 66: ...diagrams may 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 ...

Page 67: ...67 KX TG4732B KX TG4733B KX TG4734B KX TGA470B Memo ...

Page 68: ...ANT2 C667 NC SPP C863 1 5p GND C810 2 4p WBX01 AP1 10pin PARALLEL WIRE R502 33 URX ANT2 TMS C811 10p GND GND C516 0 1u LCD_CS LCD_RST LCD_CD LCD_SCL LCD_SID LCD_GND ANS_LED MSG_LED LCD_BLT LCD_VDD KEYIN6 KEYS_A KEYS_B MICN KEYIN3 KEYS_C MICP SP_LED NC KEYIN1 KEYIN5 KEYIN4 LED_VDD KEYS_E KEYIN2 KEYS_D C653 NC C654 NC C655 NC C656 NC C659 NC C657 NC C658 NC L661 NC L662 NC L663 NC L664 NC L665 NC 3 ...

Page 69: ...k CHARGE C112 0 047u C321 1u 5 5V C501 0 1u C510 K1u R178 1k C520 0 1u C164 NC C451 NC VDDC HAK_CL1 CHG R331 68k C322 NC VBG R136 100k GND R115 NC R322 100 R321 140 C306 NC R702 NC 3 IN 2 OUT1 1 ADJ 4 OUT2 D142 30V A K D361 NC A K C502 10u C503 10u C50510u C511 10u Q701 NC D362 A K C701 NC C178 0 022u C343 10p Q142 B C E 64K EEPROM 1 A0 2 A1 6 SCL 7 WP 3 A2 8 VCC 4 VSS 5 SDA R332 33k Q161 B C E RA...

Page 70: ...L1_LED R KEYS_E LCD_VDD KEYS_C MSG4 1 2 C901 1u 16V NC3 KEYS_D MSG2 1 2 GND MEG_LED LOCAT INT 1 2 GND LED908 GND LED912 NC A K LCD_CD LED916 NC A K DOWN 1 2 CN901 1 2 3 4 5 6 7 8 9 10 11 12 LCD_BLT LED906 LCD_CS C903 1u 6 3V C902 1u 25V LED901 RED A K LED902 RED A K LED911 NC A K LED915 NC A K LED913 NC A K R901 270 R902 270 R903 270 R904 270 FOR TG773x TG473x VDD2 V0 1 13 GND SDA 13 VSS XV0 1 VG ...

Page 71: ...71 KX TG4732B KX TG4733B KX TG4734B KX TGA470B Memo ...

Page 72: ...PIO 23 5 GPIO 24 6 GPIO 25 7 GPIO 26 8 VDDC2 24 HSMIN 25 HSMIP 26 MPWR 27 HSSPOUTP 28 LOUT 29 SPOUTN 30 VCCPA 45 TXp 46 RXp 47 RXn 48 GND_RF 49 TRSW_p 50 ANT_n 51 ATST_n 52 ATST_p 81 GPIO 13 82 GPIO 14 83 GPIO 15 84 GPIO 16 85 GPIO 17 86 VDDIO2 87 GPIO 18 88 GPIO 19 89 GND 9 COREOUT 10 VBAT 11 DOUBCAPN1 12 DOUBCAPN 13 DOUBCAPP 14 DOUBCAPP1 15 DOUBOUT 16 DCIN0 LIN0 17 DCIN1 18 DCIN2 19 DCIN3 LIN1 2...

Page 73: ... C99 NC GND GND C804 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 1608 X1 13 824M C73 10p C72 10p GND GND L4 180n L5 NC C16 22u L9 0 R28 2 2k GND ANT_TP MIC AP1 1 2 ANT Short GND ANT Short D21 4 3V D14 4 3V D13 4 3V D22 4 3V GNDA1 CN4 Headset Jack 1 4 2 3 5 R80 100 GNDA1 GNDA1 C83 D10p L75 L10 GNDA L1 GNDA1 C82 K470p GNDA C84 ...

Page 74: ...74 KX TG4732B KX TG4733B KX TG4734B KX TGA470B 14 5 Schematic Diagram Handset_LED LED KX TGA470 SCHEMATIC DIAGRAM Handset_LED ...

Page 75: ...75 KX TG4732B KX TG4733B KX TG4734B KX TGA470B 14 6 Schematic Diagram Charger Unit J1 2 1 G A K TP1 TP2 F1 R1 1 0 5W R2 D1 1 0 5W SCHEMATIC DIAGRAM Charger Unit ...

Page 76: ...76 KX TG4732B KX TG4733B KX TG4734B KX TGA470B Memo ...

Page 77: ...63 R167 R162 R165 R502 R511 L101 L102 L501 IC302 IC501 D143 D142 DA801 RA652 RA651 Q141 C652 C659 C654 R668 C651 C658 C653 C655 C165 C164 SA101 SA103 SA102 C894 P101 C508 C509 C505 C506 C172 C503 C501 C810 C322 C321 C893 C805 C813 C812 C859 C896 C519 C518 C516 C515 C826 X501 R652 R651 R807 R161 R164 R145 R151 C701 R892 R510 R160 R703 R701 R373 Q701 Q702 R501 R509 R322 R321 C657 R657 R655 R654 Q653...

Page 78: ...R114 R166 R177 R178 R601 R612 R606 R605 R136 RA504 D113 D153 D133 R451 C451 RA451 C452 Q171 R171 C115 C121 C112 SPP SPN C122 C163 C176 C175 C173 C132 C351 C601 C456 C301 F301 C461 C120 C123 C124 C666 C455 C454 MIN MIP C472 C473 C475 C510 C530 C513 C512 C514 C331 R111 R115 R122 R176 R175 R172 R133 R131 L1T L1R ANT1 ANT2 R506 R653 TMS TCK TDI TDO RSTN STM CKM P15 R505 Q652 R503 VCCA VREF VBAT VBG 3 ...

Page 79: ...RPT MSG1 MSG3 MSG2 MSG4 STOP ERASE ANS LOCAT INT DOWN SKIP UP LED915 KX TG4732 4733 4734 CIRCUIT BOARD Base Unit_Operation Component View TG773xH TG473xH A PNLB2049Z PbF IG LED916 LED911 LED912 LED913 LED914 LED908 LED906 LED905 R901 R903 R904 R902 C902 C903 LCD C901 LED901 LED902 LED907 ...

Page 80: ...80 KX TG4732B KX TG4733B KX TG4734B KX TGA470B Memo ...

Page 81: ...6 C825 IC1 C826 D A 8 0 1 C863 C46 C803 ANT_TP ANT_Short GND ANT_Short C897 R69 R66 C69 E_SDA E_SCL E_WP R68 RTCK ATSTN TEST C44 C43 R1 C52 L9 R24 C1 C7 F1 L6 R8 R4 C35 Q9 CHG_CTRL R6 R9 D3 R73 D4 R74 C89 R34 C88 C96 C97 C39 RA4 C51 L3 C34 C17 C98 C68 C814 C24 C812 C810 C806 C822 C45 ATSTP CKM STM GND_J TMS TCK R67 TDI RSTN R807 C805 C802 C93 LED12 LED10 LED11 C91 C92 SID SCL CD CS RESET OTP C801 ...

Page 82: ...70B 15 3 2 Bottom View VOL_UP CN3_C VOL_DW LED7 LED1 TALK 1 4 7 8 9 0 A 5 6 2 3 SP FLASH OFF LED3 LED5 LED6 MIC LED21 LED20 LED4 LED2 LED9 LED9 SOFT_A SOFT_B UP DOWN LEFT RIGHT SOFT_C PNLB2012Z PA KX TGA470 CIRCUIT BOARD Handset_Main Bottom View ...

Page 83: ...83 KX TG4732B KX TG4733B KX TG4734B KX TGA470B 15 4 Circuit Board Handset_LED A KX TGA470 CIRCUIT BOARD Handset_LED Component View PNLB1964Z PbF IG ...

Page 84: ... KX TG4734B KX TGA470B 15 5 Circuit Board Charger Unit 15 5 1 Component View 15 5 2 Bottom View J1 CIRCUIT BOARD Charger Unit Component View PNLB2081Z IG A CIRCUIT BOARD Charger Unit Bottom View PNLB2081Z IG D1 R1 F1 R2 A PbF ...

Page 85: ...w and Replacement Parts List 16 1 Cabinet and Electrical Parts Base Unit Note 1 This cable is fixed by welding Refer to How to Replace the Base Unit LCD P 48 E2 17 18 15 14 PCB1 PCB2 9 12 E1 1 E3 8 10 11 4 5 2 3 6 A 13 A A A 16 1 7 12 Ref No Figure A 2 6 x 8mm 22 ...

Page 86: ...A is available through sales route of Panasonic 3 Attach the SPACER No 121 to the exact location described above 110 B 109 102 103 105 E105 E106 E104 E101 1 113 114 108 122 123 121 3 101 107 E103 E102 B E107 MIC100 PCB100 106 116 115 112 Ref No Ǿ2 8 mm B Figure 117 118 119 111 B 120 2 Spacer No 121 Battery cover Put it in the center Stick it between ribs CUSHION RUBBER STICK IT WITHIN THE FRAMEWOR...

Page 87: ...87 KX TG4732B KX TG4733B KX TG4734B KX TGA470B 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 ...

Page 88: ...88 KX TG4732B KX TG4733B KX TG4734B KX TGA470B 16 4 Accessories and Packing Materials 16 4 1 KX TG4732B A3 A5 P1 A2 P2 A1 A1 P2 A4 ...

Page 89: ...89 KX TG4732B KX TG4733B KX TG4734B KX TGA470B 16 4 2 KX TG4733B A103 A105 P101 P102 P102 1 P102 A102 Note 1 This pad is a piece of Ref No P101 GIFT BOX A104 A101 ...

Page 90: ...90 KX TG4732B KX TG4733B KX TG4734B KX TGA470B 16 4 3 KX TG4734B A203 A205 P201 P202 P202 P202 A202 A204 A201 ...

Page 91: ...91 KX TG4732B KX TG4733B KX TG4734B KX TGA470B 16 4 4 KX TGA470B Note 1 This pad is a piece of Ref No P301 GIFT BOX A302 P301 A303 P302 1 A301 ...

Page 92: ...al 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 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 10...

Page 93: ...06M 10 S C503 ECJ1VB0G106M 10 S C504 ECUE0J105KBQ 1 C505 ECJ1VB0G106M 10 S C506 ECUV1A105KBV 1 C507 ECUV1A225KBV 2 2 S C508 ECUE1H100DCQ 10p S C509 ECUE1H120JCQ 12p S C510 ECUV1A105KBV 1 C511 ECJ1VB0G106M 10 S Safety Ref No Part No Part Name Description Remarks C512 ECUE1A104KBQ 0 1 C513 ECUV1A225KBV 2 2 S C514 ECUE1A104KBQ 0 1 C515 ECUV1A105KBV 1 C516 ECUE1A104KBQ 0 1 C517 ECUE1A104KBQ 0 1 C518 E...

Page 94: ...R3A0006 DIODE SI D14 B0BC4R3A0006 DIODE SI D21 B0BC4R3A0006 DIODE SI D22 B0BC4R3A0006 DIODE SI DA801 B0DDCD000001 DIODE SI LEDS LED1 B3ACB0000190 LED LED2 B3ACB0000190 LED LED3 B3ACB0000190 LED LED4 B3ACB0000190 LED LED5 B3ACB0000190 LED LED6 B3ACB0000190 LED LED11 B3ACB0000190 LED LED12 B3ACB0000190 LED COILS C812 PQLQR4C8N2J COIL S L4 G1CR18J00004 COIL RESISTOR ARRAYS RA2 D1H83314A013 RESISTOR A...

Page 95: ...1H2R4A480 2 4p C810 F1G1H2R5A480 2 5p C811 ECUE1H101JCQ 100p S C813 F1G1H1R6A480 1 6p C820 F1G1H1R8A480 1 8p C822 ECUE1H100DCQ 10p S C825 ECUE1H100DCQ 10p S C826 ECUE1H100DCQ 10p S C863 F1G1H1R8A480 1 8p C897 F1G1H240A557 24p L809 F1G1H1R0A480 1p OTHERS MIC100 L0CBAY000053 MICROPHONE E101 L5DYBYY00043 LIQUID CRYSTAL DISPLAY 3 E102 PNHX1569Z COVER DIFFUSION SHEET E103 PNHX1518Z COVER LCD SHEET E104...

Page 96: ... PQJA10075Z CORD TELEPHONE A203 PNQX5092Z INSTRUCTION BOOK 1 A204 PNKE1132Z1 HANGER BELT CLIP ABS HB A205 PNKL1001Y1 STAND WALL MOUNT ABS HB P201 PNPK3483001Z GIFT BOX P202 PNPD1594Z CUSHION Safety Ref No Part No Part Name Description Remarks A301 PNLV226Z AC ADAPTOR A302 PNQX5093Z INSTRUCTION BOOK 1 A303 PNKE1132Z1 HANGER BELT CLIP ABS HB P301 PNPK3490001Z GIFT BOX P302 PNPD1648Z CUSHION Safety R...

Page 97: ...733B KX TG4734B KX TGA470B Digital Cordless Answering System B Black 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 TG4732B KX TG4733B KX TG4734B KX TGA470B Order No KM41201526CE ...

Page 98: ...tion of a Name Plate 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 C1 EEE0JA221WP CAPACITOR 220µF 0 c 6 V C3 EEE0JA221WP CAPACITOR 220µF 0 c 6 V Cabinet and Electrical Parts Base Unit 18 PNGT...

Page 99: ...733B KX TG4734B KX TGA470B Digital Cordless Answering System B Black 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 TG4732B KX TG4733B KX TG4734B KX TGA470B Order No KM41201526CE ...

Page 100: ...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 104 PNGT6775Z PNGT7242Z NAME PLATE ...

Page 101: ...TGA470B Digital Cordless Answering System B Black 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 3 Please file and use this supplement manual together with the service manual and the supplement 1 for Model No KX TG4732B KX TG4733B KX TG4734B KX TGA470B Order No KM41201526CE and KM41309642SE ...

Page 102: ...GINAL AND NEW PARTS COMPARISON LISTS 1 Improve performance Remarks m Discontinued To be replaced with a new part 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 Base Unit 18 PNGT7048Z PNGT7739Z...

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