Panasonic KX-TG6561BXT Page 74 Service Manual Download

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KX-TG6561BXT/KX-TGA651BXT

13.4. Schematic Diagram (Handset)

BATT+

BATT-

0.1

R45

BATTERY

+1.8V

GND

R66

C45

K0.1u

C121

+1.8V

GND

C47

GND

C44

K0.1u

GND

1.2k

100

CP+4.0V

+1.8V

k0.1u

C40

RF_RXp

PON

PSEL

VDD_PADRV

TXp
TXn

TXON

RXON

RF_RXn

CP+3.0V

R215

BATTERY

C50

C49

CP+4.0V

SOFT_C

SOFT_B

SOFT_A

SHARP

AST

GND

TALK

100

R63

F56k

R203

10k

R64

BATTERY

GND

C43

10p

C46

10p

C39

GND

CP+3.0V

R20

*LED3

*LED2

*LED1

*LED12

R330

C332

Q11

Q12

GND

27k

R332

BATTERY

27k

R331

GND

RA1

GND

K10u

C53

K10u

C52

D10p

C54

GND

D10p

C55

K1u

C51

820

R27

K10u

C12

C17

D10p

K0.1u

C11

K0.1u

C13

3.3k

RA4

VREFm

C18
D10p

D10p

C96

820

R28

D10p

C97

VREFm

C48

GND

R225

K2.2u

C10

6.3V

330u

CP2

GND

RE2

RF-SHIELD

GND

UTX
URX
GND

JTAG

BAT

CP4.0V

CP3.0V

POWER

CKM

1.8V

CHG(+)

CHG(-)

STM

C150

220

RA61

6.3V

330u

C1CP1

C331

C182

*R248
0

GND

R400

GND

C400

D400

R405

Q400

GND

Q401

+1.8V

R401

R404

R402

R403

R406

R407

LEFT

DOWN

RIGHT

L47

L46

330

*RA30

1.5k

R30

*LED22

*LED23

R23

100

R31

C147

120

*RA32

Power_adj

330

*RA31

K1u

C340

J39p

C341

C342

GND

C38

*C138

*C139

*LED5

*LED7

*LED4

*LED6

*LED8

*LED9

*X1

10.368M

*LED21

*R249

VSS_LNA1

RF_RXp

CIDINp/VREFp

RF_RXn

VSS_LNA2

RFP1

RFP0

REF_RES

AVS_XTAL

RINGp/P3_7

RINGn/P3_6

RINGOUT/RINGING/P3_5

PARADET/P3_4

ADC0/P3_3

ADC1/INT0/P1_0

NTC/ADC2

CP_C2y

CP_VOUT1/LED1

CP_VOUT2/LED2

PON/P1_6

VDD1

P2_7/BXTAL

GND

XTAL2

XTAL1

AVD_XTAL

RF_SUPPLY1

LDO_CTRL

AVD

LSRn

LSRp

VREFm

MICh

CIDOUT/MICn

CIDINn/MICp

SOCp

SOCn

CHARGE_CTRL

P1_7/CHARGE

PAOUTp/P3_1

VDDPA

PAOUTn/P3_0

VBAT1

CP_C1x

CP_C2x

CP_C1y

VBAT2

P1_5/INT5/RDI/VDDE

P1_4/INT4/TDOD

P1_3/INT3/SIO

P1_2/INT2/SK

P1_1/INT1/LE

P2_6/WTF_IN

P0_7/SPI_DI

P0_6/SPI_DO

P0_5/SPI_CLK

P0_4/SPI_EN

P0_3/SCL2

P0_2/SDA2

P0_1/URX

P0_0/UTX

RSTn

JTAG

P2_5/PCM_FSC/SF

P2_4/SCL1/PCM_DO/DP3

P2_3/SDA1/PCM_DI/DP2

P2_2/PCM_CLK/CLK100

P2_1/ECZ2/PWM1/LED4

P2_0/ECZ1/PWM0/LED3

VDD2

LDORF_CTRL

RF_SUPPLY2

RFP0n

RFP4

VSS_PADR1

VSS_PADR2

RF_TXp

RFP2

VDD_PADR

RF_TXn

RFP3

5.6n

J56p

C35

LDO_CTRL

COL0

CHARGE_CTRL

CHARGE

UTX

COL0
COL1
COL2
COL3
COL4

ROW3

ROW2

ROW1

CHARGE

CHARGE_CTRL

COL4

KEY_LED

BELL_LED_A

URX

LDO_CTRL

LCD_RESET

LCD_CD

LCD_SCL

LCD_SDA

JTAG

SOCp

LCD_CSB

ROW0

SOCn

BELL_LED_A

COL5

COL1

COL2

COL5

ROW0

COL3

ROW1

ROW3

ROW2

SOCp

SOCn

KEY_LED

CHARGE

Terminal

BATTERY

BELL LED
(Amber)

TO RF BLOCK

[RU]

[EX /FX]

To PA

(MAX500mA)

KEY B/L

LCD B/L

*IC1

(1)
(2)
(3)

(4)

(6)

(5)

(8)

(9)
(10)

(11)

(12)

(13)

(14)

(15)

(7)

Charge Current

3.0V

4.0V

1.8V

0.75V

250mVp-p

TX _RF

RX _RF

Summary of Contents for KX-TG6561BXT

Page 1: ...39CE Telephone Equipment Model No KX TG6561BXT KX TGA651BXT Digital Cordless Answering System T Titanium Black Version for Middle Near East and Other Areas Handset KX TGA651BXT KX TG6561BXT Base Unit Caller ID Compatible Configuration for each model Model No Base Unit Handset Charger Unit KX TG6561 1 TG6561 1 TGA651 ...

Page 2: ...k does appear please read and follow the special instructions described in this manual on the use of PbF and how it might be permissible to use Pb solder during service and repair work L When you note the serial number write down all 11 digits The serial number may be found on the bottom of the unit L The illustrations in this Service Manual may vary slightly from the actual product WARNING This s...

Page 3: ...o Replace the Handset LCD 51 11 Measurements and Adjustments 52 11 1 Equipment Required 52 11 2 The Setting Method of JIG Base Unit 52 11 3 Adjustment Standard Base Unit 54 11 4 The Setting Method of JIG Handset 55 11 5 Adjustment Standard Handset 57 11 6 Things to Do after Replacing IC or X tal 58 11 7 RF Specification 60 11 8 How to Check the Handset Speaker or Receiver 61 11 9 Frequency Table M...

Page 4: ...ed batteries according to the manufacture s Instructions 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...

Page 5: ...se 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...

Page 6: ...ion Multiple Access Channel spacing 1 728 kHz Bit rate 1 152 kbit s Modulation GFSK Gaussian Frequency Shift Keying RF transmission power Approx 10 mW average power per channel Power source AC Adaptor 100 240 V AC 50 60 Hz Base unit PQLV219BXY Voice coding ADPCM 32 kbit s idity dry Operating conditions 0 C 40 C 20 80 relative air hum Dimensions Base unit Approx 149 mm x 128 mm x 64 mm Handset Appr...

Page 7: ...F_PART HSMIP HSMIN IC501 BBIC INUSE DETECT 2 RECEIVE AMP DCIN 1 and 3 IC301 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 R151 R152 Q171 VBAT DL CS MSG_LED KEY 1 MIP MIN 6 KEY A E SPOUTN SPOUTP 3 0 V DC DC CONVERTOR IC331 RESET IC CLK DO STM CKM R371 R372 Q701 Q702 CHARGE DETECT VCCA VCC KX TG6561...

Page 8: ...8 KX TG6561BXT KX TGA651BXT 4 2 Block Diagram Base Unit_RF Part KX TG6561BLOCK DIAGRAM Base Unit_RF Part DA801 ANT2 ANT1 TXON RXON RXp RXn ANT2 ANT1 TXp TXn ...

Page 9: ...ssage 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 trans...

Page 10: ...art is insulated from VBAT by Doubler of BBIC Circuit Operation 6 5V VBAT RSTN Reset pin 54 VBAT pin 10 pin 57 pin 9 pin 15 IC501 IC301 IC601 BBIC DOUBLER OUT For peripherals VDDC 1 2V AC Adaptor 3 0V DC DC CONVERTOR FLASH IC611 EEPROM 3 0V STM CKM Receive Amp RF Part 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 11: ...11 KX TG6561BXT KX TGA651BXT 4 3 4 1 Charge Circuit The voltage from the AC adaptor is supplied to the charge circuits D361 R372 D362 R371 CHARGE F301 DCP 6 5V CHARGE C306 DCM K A ...

Page 12: ... is the DC current 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 A...

Page 13: ...itored 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 function is ON and...

Page 14: ... RF signal is generated RF signal is amplified and radiated from antenna Handset detects the voice signal or data signal in the circuit same as the following explanation of Receiver Block 4 3 7 2 Receiver Block The signal of 1900 MHz band 1881 792 MHz 1897 344 MHz which is input from antenna is input to IC501 as shown in Block Diagram Base Unit_Main P 7 In IC501 the signal of 1900 MHz band is down...

Page 15: ...D 33 35 15 16 19 20 32 31 57 58 36 13 43 42 63 54 55 66 ADPCM Codec Filter DSP Speech Decoding Speech Encoding BMC Burst Decoding RF PA ANT1 IC801 Burst Encoding RF PLL MOD DEMOD 5 3 4 3 6 7 8 9 2 77 78 75 RXn RXon ANT1 DA801 RXp TXp TXn Pon PSEL TXon VDD PADRY 9 10 XTAL X1 10 368 MHz BATTERY 44 ON SWITCH KEYPAD Charge Pump ROWS COLUMNS CP3 0V CP4 0V 48 49 50 51 22 23 24 25 26 BBIC IC1 IC3 56 LCD ...

Page 16: ...ircuit Operation When charging the handset on the Base Unit the charge current is as follows DC 6 5 V R56 R55 D22 CHARGE Base CHARGE Handset Q4 D7 F1 BATTERY Battery BATTERY R45 GND CHARGE Handset CHARGE Base GND DC GND In this way the BBIC on Handset detects the fact that the battery is charged The charge current is controlled by switching Q9 of Handset Refer to Fig 101 in Power Supply Circuit Re...

Page 17: ...INE CALLER ID BELL DETECTION HANDSET MIC R73 74 C11 13 RA4 IC1 22 23 HANDSET_RF_TX_ROUTE ANT IC601 IC501 73 74 28 R181 C184 Q161 Q141 D101 L101 L102 P101 T R TEL LINE T R TEL LINE L101 P101 L102 D101 Q141 R165 C173 Q171 C178 R178 IC501 16 73 74 IC601 IC601 IC501 73 74 29 31 L474 L476 SPEAKER IC501 28 R181 C184 Q161 Q141 D101 L101 L102 P101 T R TEL LINE T R TEL LINE L101 P101 L102 C121 C122 R121 R1...

Page 18: ...TX_ROUTE HANDSET RF RX_ROUTE BASE UNIT RF TX_ROUTE BASE UNIT RF RX_ROUTE IC1 44 45 L809 C812 DA801 C895 ANT ANT C895 DA801 C826 IC1 46 47 IC501 44 45 C812 L809 DA801 C895 DA802 C893 C894 ANT1 ANT2 ANT1 ANT2 C893 C894 DA802 C895 DA801 C826 IC501 46 47 Note inside of Handset ...

Page 19: ...erating Instructions Instruction book on TSN Server 7 1 For Service Hint Items Contents Battery You could use other rechargeable batteries sold in a market but the unit is not guaranteed to work properly The battery strength may not be indicated correctly if the battery is disconnected and connected again even after it is fully charged In that case by recharging the battery as mentioned in the Ope...

Page 20: ...printed on dial keys 7 Enter ٨ ٨ ٨ ٨ Address 2 9 Press a long confirmation beep will be heard 10 Press off to return to standby mode After that turn the base unit power off and then power on 8 Enter 㧖㧖 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 Set Addr _ _ _ _ _ _ Set Addr Set Addr M M 8 M M D...

Page 21: ...th 02 7B 64 10sec 3 1E 3 sec 14 2 sec This is time until bell stops ringing Unit 100 ms PULSE Dial speed 10PPs 20PPs 02 56 28 40msec 3 14 3msec This is pulse make time Unit 1ms 02 57 3C 60msec 3 1F 30msec This is pulse break time Unit 1ms 02 6A 57 870msec 3 2C 440msec This is inter digit time in pulse mode Unit 10ms Desired Number hex Input Keys Desired Number hex Input Keys 0 0 A R 0 1 1 B R 1 C ...

Page 22: ... 7 Press a long confirmation beep will be heard 8 Press off 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 M M Default Data New Data M M M M Caller List V M V Initial Setup V Service Mode Read EEP Write EEP Set Addr _ _ _ _ _ _ Set Addr ...

Page 23: ...use serious damage to the handset Items Address Default Data New Data Possible Adjusted Value MAX hex Possible Adjusted Value MIN hex Remarks Sending level 03 17 Adjusted value Given value 6F 00 2 Receiving level 03 18 Adjusted value Given value 00 3F 3 Battery Low 00 09 70 4 Frequency 00 08 00 07 02 70 ID 00 10 00 14 Given value Desired Number hex Input Keys Desired Number hex Input Keys 0 0 A R ...

Page 24: ...To cancel the handset refer to Deregistering a Handset P 38 To copy the handset phonebook refer to Copying Phonebook Entries in the Operating Instructions BS HS Phonebook data Phonebook data is stored in a handset 1 Register HS A to BS B HS A is normal therefore no need to copy the phonebook data 1 Register HS A to BS B as a handset no 2 2 Copy the phonebook data from HS A to HS B 3 Cancel the HS ...

Page 25: ...Entries in the Operating Instructions 1 Cancel HS A 2 Register HS B as a handset no 1 3 Register HS A as a handset no 2 4 Copy the phonebook data from HS A to HS B 5 Cancel HS 2 HS A BS A NG HS A BS A HS B HS A Case 3 A handset has a defect Radio transmission is functioning NG 1 Register HS A as a handset no 2 2 Copy the phonebook data from HS A to HS B 3 Cancel HS 2 HS A NG HS A BS B HS B HS A Ca...

Page 26: ... to the base unit is cancelled If the handset needs to be registered to the base unit refer to Registering a Handset to the Base Unit P 38 If users do not bring the base unit with them the registration procedure has to be done by users themselves 1 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 light...

Page 27: ...Handset Reception P 39 Check Caller ID P 39 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 Handset Voice Reception OK OK OK Check Handset Reception Caller ID function Check Caller ID Caller ID Error No voice No voice No charge Not playback Not record Not working...

Page 28: ... AC adaptor 6 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 BBIC IC1 Check X1 Is the voltage of BATT 2 3 V more Check the battery and around BATT and BATT are not shorted Is the battery inserted BATT and BAT...

Page 29: ...ircuit Auto Disconnect Circuit P 13 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 30: ...16 Check VDDC 1 2 V Test Point VDDC OK Check Power Supply Circuit 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 ...

Page 31: ...th 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 Refer to Check Point A Refer to Check Point B Refer to Check Point D Check the RF part Does the RF clock CLK oscillate at 13 824 MHz in Base Unit Test Mode YES Is the voltage of VDDC about 1 2 V Is the voltage of 3 0V about 3 0 V Refer to Check Point G YES YES...

Page 32: ...se Unit P 41 YES NO NO NO NO Is the Frequency Drift OK Refer to Check Point M YES Is the Sensitivity Receiver OK Refer to Check Point N YES Is the Timing OK Refer to Check Point O YES Is the Power RAMP OK Refer to Check Point P Replace with a new Circuit Board ...

Page 33: ... A YES YES YES YES YES YES NO NO NO Replace with a new Circuit Board Is the voltage of CP3 0V about 3 0 V Refer to Check Point Q Does the RF clock CLK oscillate 10 368 MHz in Handset Test Mode Refer to Check Point H YES Is the NTP value OK Refer to Check Point I Does Handset make link with CMD60 in Handset Test Mode Refer to Check Point I NO Handset is OK Check Base Unit YES OK Is there CMD60 DECT...

Page 34: ... Reference Check Point Handset P 44 NO NO NO YES Is the Sensitivity Receiver OK Refer to Check Point O YES Is the Frequency Drift OK Refer to Check Point N YES Is the Power RAMP OK Refer to Check Point P Replace with a new Circuit Board ...

Page 35: ...e 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 Registr...

Page 36: ...e 1 Base unit refer to G of Check Point Base Unit P 41 Handset refer to H of Check Point Handset P 44 Start Link confirmation Normal 1 Control signal confirmation X tal Frequency confirmation Range confirmation Normal Check Range Compare with a regular unit Check DSP interface parts RF Block DSP on BU HS P C B Adjust X tal Frequency 1 GOOD 4 2 3 OK OK NG NG NG NG OK OK ...

Page 37: ...be checked to Regular BU 2 Press Talk key of the HS to establish link 2 X tal Frequency confirmation 1 Check X tal Frequency 1 13 824 MHz 100 Hz 1 Check X tal Frequency 2 10 368 MHz 100Hz 3 Range Confirmation Normal HS BU Mode Normal mode 1 Register Regular HS to BU to be checked 2 Press Talk key of the Regular HS to establish link 3 Compare the range of the BU being checked with that of the Regul...

Page 38: ...it until Base PIN is displayed i Enter the base unit PIN default 0000 i M L If you forget your PIN see page46 L When the handset has been registered successfully w is displayed Note L While registering Base in registering is displayed on all registered handsets L When you purchase an additional handset refer to the additional handset s installation manual for registration A handset can cancel its ...

Page 39: ...eference How to Check the Handset Speaker or Receiver P 61 Signal Route P 17 9 1 11 Check Caller ID Cross Reference Signal Route P 17 OK Check MIC of Handset Check CDL TX HANDSET in Signal Route Check Handset Speaker in How to check the Handset Speaker or Receiver OK Check CDL RX HANDSET in Signal Route Check Caller ID in Signal Route ...

Page 40: ...When bell signal is coming is there bell sound signal at BBIC IC501 59 NO YES NO When bell signal is coming is there bell sound signal at IC501 29 31 Check around L474 L475 Check around R111 R112 R113 R114 Q111 D113 C111 C112 Does the bell sound from SPEAKER Check around SP SP When bell signal coming is there bell sound signal at BBIC IC1 31 29 NO NO YES When bell signal coming is there bell sound...

Page 41: ... GND is 3 0 V 0 2 V C304 C310 C303 D301 C341 F301 Q301 L301 Q302 IC301 R301 R303 R308 R306 B 1 2 V Supply Confirmation VDDC 1 Confirm that the voltage between test point VDDC and GND is 1 2 V 0 1 V IC501 D Charge Pump 3 0V Supply Confirmation 3 0V 1 Confirm that the voltage between test point 3 0V and GND is 3 0 V 0 2 V IC601 C504 C521 E BBIC Confirmation 1 BBIC Confirmation Execute the command ge...

Page 42: ... C825 C895 L897 C894 R806 C859 C896 DA801 DA802 C891 R891 K Modulation Check ANT 1 Follow steps 1 to 6 of J 7 Confirm that the B Field Modulation is 330 30 330 30 kHz div Modulated width 620 kHz using data type Fig31 IC501 C805 C806 C810 C814 C811 C813 C812 L809 C825 C895 L897 C894 R806 C859 C896 DA801 DA802 C891 R891 L Frequency Offset Check ANT 1 Follow steps 1 to 6 of J 7 Confirm that the frequ...

Page 43: ... level is 5 at TEL Line 600Ω Load 5 Input 20dBm 600Ω 1kHz to Line I F Measure the Level at Receiver of Handset and distortion level Receive volume set to second position from minimum 6 Confirm that the level is 24 0dBm 2 dBm and that the distortion level is 5 at Receiver 34Ω Load P101 D101 R141 R142 Q142 R144 R145 D141 R162 R165 Q161 R161 R164 R163 R167 R651 R152 IC501 C805 C806 C810 C814 C811 C81...

Page 44: ...Value for reference is written at EEPROM C SUM in Software_Version_Table xls IC1 IC3 RA40 C172 D Charge Control Check Charge Current Monitor Check 1 Apply 3 5 V between CHG and CHG with DC power supply and set current limit to 250 mA Confirm the indication of charging on LCD 2 Confirm that the current limit LED of DC power supply is ON OFF Confirm it after waiting over 1 minute at least 3 Decrease...

Page 45: ... 100 Hz 4 If the frequency is not 10 368 MHz 100 Hz adjust the frequency of CLK executing the command sendchar sfr xx xx where xx is the value so that the reading of the frequency counter is 10 368000 MHz 5 Hz Note Clear the registered information for Base Unit before measurement because the Frequency will not possibly get stable due to the registered information Pressing the button of 3 7 9 clear...

Page 46: ...he Level at Line I F and distortion level 4 Confirm that the level is 2 5dBm 2 dBm and that the distortion level is 5 at TEL Line 600Ω Load 5 Input 20dBm 600Ω 1kHz to Line I F Measure the Level at Receiver of Handset and distortion level Receive volume set to second position from minimum 6 Confirm that the level is 24 0dBm 2 dBm and that the distortion level is 5 at Receiver 34Ω Load IC1 C12 C96 C...

Page 47: ... customer s line has less line loss ex The customer is using optical fiber ISDN terminal adaptor or PBX In this case receiving signal is strong and it may affect transmission signal 2 When the other party is talking from noisy place ex The other party is using cellular phone The background noise is very loud In this case the noise from the other party i e surrounding noise may affect transmission ...

Page 48: ...10 1 Disassembly Instructions 10 1 1 Base Unit Parallel wires Main P C board Cabinet cover 5 screws Screw Tapes and solders Remove the 5 screws to remove the cabinet cover Remove the tapes and solders Remove the screw Remove the parallel wires to remove the main P C board ...

Page 49: ...49 KX TG6561BXT KX TGA651BXT 2 screws Jack holder 4 screws Operational P C board Remove the 2 screws to remove the jack holder Remove the 4 screws to remove the operational P C board Ԝ Ԝ ...

Page 50: ... open the cabinet Ԛ Likewise open the other side of the cabinet ԛ Remove the cabinet cover by pushing it upward Ԝ Remove 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 Screw Ԟ 2 charge terminals ԝ ԝ 2 screws Cabinet cover Cabinet body Cabinet cover 2 screws Ԙ Solders and Tape ...

Page 51: ...maged 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 Horizonta...

Page 52: ...ection explains the PC setting to use command required in Check Point Base Unit P 41 Preparation Serial JIG cable PQZZ1CD300E PC which runs in DOS mode Batch file CD ROM for setting PNZZTG6561BX 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 53: ...0 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 ...

Page 54: ...178 C476 C479 C171 C167 MIN MIC MIP R306 R301 R302 R118 R116 R103 R122 R602 R603 R151 R152 R162 R165 R161 R172 R176 C656 C655 C654 C653 C652 C651 C661 C660 C665 C666 R175 R181 IC301 IC601 RA504 SPP SPN CHARGE CHARGE RA661 RA151 DCDC_OUT D301 D104 CL2 D133 D132 D153 Q302 Q111 C301 GND TDO TDI TCK VBAT TMS GND2 C113 C112 C122 C184 C181 C186 VCCA VREF C165 C475 C512 C513 C351 D361 C510 C134 C174 C185...

Page 55: ...esistance Then you can use it as a JIG Cable for both TCD300 and TCD500 series It is an upper compatible JIG Cable 11 4 1 Connections Connect the DC Power or Battery to 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 Resistor Old value kΩ New value kΩ R2 22 3 3 R3 22 3 3 ...

Page 56: ...TG D PNZZTG SET RTX_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 RTX_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 Windo...

Page 57: ...13 RED BLK R E D B L K D14 D400 D7 D3 D4 Q401 POWER Q400 Q11 Q12 GND C580 C187 C186 C204 C827 C881 C819 C45 C46 C825 C809 C810 C861 C 8 0 8 C812 C806 C138 C139 C803 C805 C47 C822 C826 C820 C860 C182 C49 C50 C188 C12 C13 C11 C96 C18 C17 C97 C38 C35 C121 C150 C1 C2 C172 C75 C74 C3 X1 MIC R232 R55 SPEAKER R233 R806 R64 R28 R403 R404 R406 R407 R401 R215 R45 R74 R31 R6 R73 L801 L803 L46 L47 IC801 IC1 R...

Page 58: ...s correct If the downloading fails start again from step 1 9 Default batch file Execute the command default bat 10 Country version batch file Execute the command TG6561EUXXrevYY bat 1 11 Clock adjustment Refer to Check Point G 2 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...

Page 59: ...tach the JIG cable then press the handset Power key to turn it on 8 Connect the JIG cable again and execute the command getchk then confirm the checksum value is correct If the downloading fails start again from step 1 9 Default batch file Execute the command default bat 10 Default batch file remaining Execute the command TGA651BXDEFrevYY bat 3 11 Country version batch file Execute the command TGA...

Page 60: ...Frequency Drift 35 kHz ms Check Point Base Unit M RX Sensitivity 1000 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 Item Value Refer to TX Power 19 dBm 25 dBm Check Point Handset I Modulation 370 30 370 30 kHz div Modulated width 690 kHz Check Point Handset J Frequency Offset 50 kHz 50 kHz Check Point H...

Page 61: ...ncy 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 5 1890 432 1890 432 1890 432 1890 432 6 1888 704 1888 704 1888 704 1888 704 7 1886 976 1886 976 1886 976 1886 976 8 1885 248 1885 248 1885 248 1885 248 9 1883 520 1883 520 1883 520 1883 520 10 1881 792 1881 792 1881 792 1881 792 Handset speaker...

Page 62: ... 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 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 ...

Page 63: ... 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 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 64: ...ose 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 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 peripheral part...

Page 65: ...acing 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 Solder...

Page 66: ...dering Tool Temperature 608 F 68 F 320 C 20 C 12 3 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 3 3 How to Remove the Shield Case Note If you don t have special tools ex Hot air disordering tool conduct the followin...

Page 67: ...TGA651BXT 12 3 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 PNMC1013Z 1 Put the shield case 2 Solder the surroundings ...

Page 68: ...0BC3R4A0006 B0ECKM000008 Cathode Anode B1ACGP000007 E C B 2SD0874AS B C E 1 3 2 5 4 B1ZBZ0000065 C0DBAGZ00026 C2HBCY000059 Reverse View 1 22 23 44 45 66 67 88 F2A1C1010119 Cathode Anode LNJ308G8JRA Cathode Anode PQVDBR1111C C B E UN9219J 2SC6054JSL B1ADGE000004 B1ADCF000161 MA8043M MA2YD2120L MA2ZD0200L 8 5 4 1 PNWIGA651EXR Cathode Anode Reverse View Anode Cathode B3ACB0000216 Anode Cathode B0DDCD...

Page 69: ...ken with voltmeter from the negative voltage line 2 The schematic diagrams may be modified at any time with the development 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 ...

Page 70: ...470 RXn C891 5p TXp RXON C811 1p DA801 1 2 3 C896 2 2p ANT1 DA802 1 2 3 ANT1 CL1 C859 2 2p C822 10p TXON GND C827 10p C893 1 5p C894 3p C499 NC R498 NC MIC 1 2 R499 NC C666 NC GND2 D472 NC C656 NC RA501 33 1 2 3 4 5 6 7 8 RA502 10k 1 2 3 4 5 6 7 8 R661 100 R662 100 R663 100 R664 100 R665 100 R666 100 R667 100 R668 100 RA661 100 1 2 3 4 5 6 7 8 R654 220 R653 390 R652 390 R651 390 C897 1p GND Q650 Q...

Page 71: ... NC R159 0 D141 20V R301 120 C142 0 01u C351 1u VDDC D153 NC D133 D132 C509 12p X501 13 824M C503 10u C504 1u C521 1u 3 0V_VBAT R501 10 3 0V 3 0V 6 5V C331 NC VDDC C309 NC R306 680 Q302 4 7k D301 C178 0 1u R160 910 C164 NC C167 1000p R164 2 7k C310 1000p C311 NC R179 1k RA151 1k 1 2 3 4 VBG VREF Q141 C301 NC D361 NC C303 0 1u R124 10 C141 NC D142 NC C163 NC C134 NC C184 1u C173 0 22u C507 2 2u D10...

Page 72: ...3 CN2 4 CN2 5 CN2 6 CN1 1 CN1 2 CN1 3 CN1 4 CN2 1 1 1 2 2 1 2 3 1 2 4 1 2 5 1 2 6 1 2 7 1 2 8 1 2 9 1 2 1 2 0 1 2 1 2 REDIAL 1 2 SP PHONE 1 2 PAUSE 1 2 RECALL 1 2 MUTE 1 2 INT 1 2 AUTO 1 2 NEWMSG 1 2 RPT 1 2 SKIP 1 2 UP 1 2 DOWN 1 2 GREETING 1 2 ERASE 1 2 ANS 1 2 STOP 1 2 NEWMSG2 1 2 KEY5 KEY4 KEY0 KEY3 ROW3 KEY2 KEY1 ROW4 ROW2 ROW0 ROW1 KX TG6561 SCHEMATIC DIAGRAM Base Unit_Operation NC No Compon...

Page 73: ...73 KX TG6561BXT KX TGA651BXT Memo ...

Page 74: ...D NC C38 NC C138 NC C139 LED5 LED7 LED4 LED6 LED8 LED9 X1 10 368M 1 3 2 LED21 NC NC R249 1 VSS_LNA1 2 RF_RXp 21 CIDINp VREFp 3 RF_RXn 4 VSS_LNA2 5 RFP1 6 RFP0 7 REF_RES 8 AVS_XTAL 22 RINGp P3_7 23 RINGn P3_6 24 RINGOUT RINGING P3_5 25 PARADET P3_4 26 ADC0 P3_3 27 ADC1 INT0 P1_0 28 NTC ADC2 41 CP_C2y 42 CP_VOUT1 LED1 43 CP_VOUT2 LED2 44 PON P1_6 45 VDD1 46 P2_7 BXTAL 81 GND 9 XTAL2 10 XTAL1 11 AVD_...

Page 75: ...2 NC C204 NC R233 1k RA800 1 2 3 4 NC R236 NC C206 CN51 13 CAP1 CN51 14 VSS CN51 15 RES CN51 7 V0 CN51 9 VOUT CN51 4 SI CN51 5 SCL CN51 10 CAP2 CN51 8 VR CN51 3 CS CN51 11 CAP2 CN51 1 GND CN51 16 GND CN51 12 CAP1 CN51 2 RS CN51 6 VDD Q880 NC GND GND GND Power_adj NC C881 NC R880 2p C804 2p C802 1 5p C803 GND GND GND GND RECEIVER 1 2 SP PHONE_SPEAKER 1 2 J33p C107 10p C809 10p C811 10p C812 10p C81...

Page 76: ...76 KX TG6561BXT KX TGA651BXT Memo ...

Page 77: ...99 C460 C461 C459 C454 C456 C458 C457 C501 C502 C520 C451 C452 C143 C141 C142 C 8 9 3 C306 C331 C341 C814 C811 C863 C826 C827 C820 C522 C507 C813 C810 C806 C517 R701 R372 R667 R662 R668 R612 R606 R605 R703 R702 R498 R123 R141 R142 R144 R159 R160 R124 R371 R112 P101 R332 R502 L476 L474 IC501 RA452 D362 D141 D142 D143 D101 DA801 DA802 Q701 Q702 Q653 Q650 Q651 Q141 Q143 Q142 C701 C477 C478 C455 C505 ...

Page 78: ...472 C473 C521 C133 C151 C178 C476 C479 C171 C167 MIN MIC MIP R306 R301 R302 R118 R116 R103 R122 R602 R603 R151 R152 R162 R165 R161 R172 R176 C656 C655 C654 C653 C652 C651 C661 C660 C665 C666 R175 R181 IC301 IC601 RA504 SPP SPN CHARGE CHARGE RA661 RA151 DCDC_OUT D301 D104 CL2 D133 D132 D153 Q302 Q111 C301 GND TDO TDI TCK VBAT TMS GND2 C113 C112 C122 C184 C181 C186 VCCA VREF C165 C475 C512 C513 C351...

Page 79: ...4 2 1 Component View KX TG7341H TG7331H PbF PNLB1038Z S T O P SKIP LED4 ANS INT MUTE PROGRAM RECALL SP PHONE LED3 LED2 DOWN 1 2 3 4 5 6 7 8 9 0 MSG G R E E T I N G P A U S E ERASE RPT UP A 10 6 1 1 3 LED1 REDIAL KX TG6561 CIRCUIT BOARD Base Unit_Operation Component View ...

Page 80: ...80 KX TG6561BXT KX TGA651BXT 14 2 2 Bottom View KX TG7341H TG7331H PbF PNLB1038Z PNWH01 A PNWH02 10 6 1 1 3 KX TG6561 CIRCUIT BOARD Base Unit_Operation Bottom View ...

Page 81: ...K 1 8V R7 R30 F1 R2 R332 R331 R330 R3 R8 R4 L802 IC3 TP_ANT1 RA800 RA4 RA40 CP3 0V CP4 0V D22 D21 D13 RED BLK R E D B L K D14 D400 D7 D3 D4 Q401 POWER Q400 Q11 Q12 GND C580 C187 C186 C204 C827 C881 C819 C45 C46 C825 C809 C810 C861 C 8 0 8 C812 C806 C138 C139 C803 C805 C47 C822 C826 C820 C860 C182 C49 C50 C188 C12 C13 C11 C96 C18 C17 C97 C38 C35 C121 C150 C1 C2 C172 C75 C74 C3 X1 MIC R232 R55 SPEAK...

Page 82: ...View 1 2 PbF PNLB1734Y 12 1 3 SP R DOWN LEFT SOFT_A SOFT_B R52 R51 TGA250XX TGA251XX TGA403XX TGA650XX TGA651XX KX TGA650XX KX TGA651XX KX TGA250XX KX TGA251XX KX TGA403XX CN51 CN5 SOFT_C RIGHT TALK UP S1 4 5 6 7 MIC 8 9 LED4 LED7 LED12 LED21 LED22 LED23 LED1 LED2 LED3 LED8 LED6 LED9 LED5 0 A ...

Page 83: ... 15 1 Cabinet and Electrical Parts Base Unit Note 1 The SPACERs No 15 are cut from the excess parts of SPACER No 107 of Cabinet and Electrical Parts Handset P 84 2 1 7 8 A 9 10 6 3 A A 4 PCB2 5 11 15 1 14 13 12 16 A 17 A 18 A E1 14 PCB1 E3 E2 MIC1 Ref No Figure A 2 6 x 8 mm ...

Page 84: ...MH battery HHR 4DPA or HHR 4MRT is available through sales route of Panasonic 3 Attach the spacer No 119 to the exact location described above 102 103 104 E103 E105 E102 E101 1 110 105 106 112 B 101 108 E104 111 E106 B E107 MIC100 PCB100 107 114 115 118 2 117 120 119 3 B 116 113 Ref No Ǿ2 8 mm B Figure 109 Spacer No 119 Battery cover Put it in the center Stick it between ribs ...

Page 85: ...85 KX TG6561BXT KX TGA651BXT 15 3 Accessories A1 A2 ...

Page 86: ...arbon 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 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 ...

Page 87: ...F1K2H681A008 680p C102 F1K2H681A008 680p C110 F1J2A473A024 0 047 Safety Ref No Part No Part Name Description Remarks C111 F1J2A473A024 0 047 C112 F1J2A473A024 0 047 C113 PQCUV1H103KB 0 01 C114 F1J2A473A024 0 047 C115 ECUE1A104KBQ 0 1 C116 ECUE1A104KBQ 0 1 C120 ECUE1H102KBQ 0 001 C121 F1K2H681A008 680p C122 F1K2H681A008 680p C123 ECUE1H100DCQ 10p C124 ECUE1H100DCQ 10p C142 ECUV1H103KBV 0 01 C151 EC...

Page 88: ...1248Z OPTIC CONDUCTIVE PARTS LED LENS PS HB 105 L0AD01A00022 RECEIVER 106 PQHG10729Z RUBBER PARTS RECEIVER 107 PNYE1029Z SPACER CUSHION LCD 108 PNBC1003Y3 BUTTON VOLUME KEY ABS HB 109 PNJK1072F KEYBOARD SWITCH 110 PNHX1165Z COVER LCD SHEET 111 PNJT1027Z CHARGE TERMINAL L 112 PNJT1026Z CHARGE TERMINAL R 113 PQHR11315Z GUIDE SPEAKER HOLDER ABS HB 114 L0AA02A00095 SPEAKER 115 PQHS10784Y SPACER SPEAKE...

Page 89: ...Q 10p C75 ECUE1H100DCQ 10p C96 ECUE1H100DCQ 10p C97 ECUE1H100DCQ 10p C103 ECUE1H101JCQ 100p C104 F1G1H100A723 10p C105 ECUE1H101JCQ 100p C107 ECUE1H330JCQ 33p C113 ECUE1H100DCQ 10p C152 ECUE1H102KBQ 0 001 C172 ECUE1A104KBQ 0 1 C175 ECUV1C105KBV 1 C182 F1G1H3R0A480 3p C186 F1G1H2R0A480 2 0p C187 F1G1H2R0A480 2 0p C188 ECUE0J105KBQ 1 C331 ECUE0J105KBQ 1 Safety Ref No Part No Part Name Description Re...

Page 90: ...90 KX TG6561BXT KX TGA651BXT RAD KXTG6561BXT KXTGA651BXT ...

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