Panasonic KX-TG5521RUB Service Manual Download Page 86

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KX-TG5521RUB/KX-TGA551RUB

15.5.1.3. Operational P.C.Board Parts

15.5.2. Handset

15.5.2.1. Cabinet and Electrical Parts

15.5.2.2. Main P.C.Board Parts

Note:

(*1) Reconfirm the model No. written on the handset’s name
plate when replacing PCB100. Because the model No. of
the optional handset may differ from the included handset.
(*2) When replacing IC1, IC3 or X1, make the adjustment
using PNZZTG5521RU. Refer to

Handset

(P.57) of

Things

to Do after Replacing IC or X'tal.

(*3) When removing E107, use special tools (ex. Hot air
disordering tool).
(*4) When replacing the handset LCD, See

How to

Replace the Handset LCD

(P.48).

(*5) Backside of this IC has a ground plate. Refer to

How to

Replace the Flat Package IC

(P.60)

(*6) Supplied IC is Flat Package Type.

C820 F1G1HR50A480

0.5p

C822 F1G1H3R0A480

C823 ECUE1H101JCQ

100p

C825 F1G1H100A723

10p

C826 F1G1H1R1A480

1.1p

C827 F1G1H100A723

10p

C834 F1G1H1R0A480

C851 F1G1H7R0A480

C853 F1G1H7R0A480

C855 F1G1H100A723

10p

C856 ECUE1H101JCQ

100p

C857 F1G1H100A723

10p

C858 ECUE1H101JCQ

100p

C859 F1G1H100A723

10p

C860 F1G1H3R0A480

(OTHERS)

E1 PNMC1013Z CASE,MAGNETIC

SHIELD(*2)

E2 1SH1WHM10SH0

LEAD WIRE, PARALLEL
WIRE

X1 H0J103500027

CRYSTAL OSCILLATOR (*1)

F1 K5H302Y00003

FUSE

Safety

Ref.

No.

Part No.

Part Name & Description Remarks

PCB2

PNWP2G5521EH OPERATIONAL

P.C.BOARD

ASS'Y (RTL)

(LEDS)

LED901 LNJ237W82RA LED

LED902 LNJ237W82RA LED

(SWITCHES)

ANS1

K0F111A00472 PUSH SWITCH

DOWN

K0F111A00472 PUSH SWITCH

ERASE

K0F111A00472 PUSH SWITCH

LOCAT/
INT

K0F111A00472 PUSH SWITCH

RPT

K0F111A00472 PUSH SWITCH

SKIP

K0F111A00472 PUSH SWITCH

STOP

K0F111A00472 PUSH SWITCH

Safety

Ref.

No.

Part No.

Part Name & Description Remarks

101

PNGP1105Z1

PANEL, LCD

PC-HB

102

PNYT1017X6 KEYBOARD SWITCH

103

PNYE1033Z TAPE, DOUBLE SIDED

104

PNKM1154Z1 CABINET BODY

ABS-HB

105

PNHR1302Z OPTIC CONDUCTIVE PARTS,

LED LENS

PS-HB

106

L0AD01C00004

RECEIVER

107

PNHG1116Z RUBBER PARTS, RECEIVER

108

PNYE1034Z SPACER, LCD

109

PNHX1354Z COVER, LCD SHEET

110

PNHR1309Z SPACER PS-HB

111

PQHR11315Z GUIDE, SPEAKER

ABS-HB

112

L0AA02A00095

SPEAKER

113

PQHS10784Y SPACER, SPEAKER NET

114

PNJC1018Z BATTERY TERMINAL

115

PNKF1110Z1 CABINET COVER

ABS-HB

116

PNHS1079Z SPACER, BATTERY

117

PNKK1041Z1 LID,BATTERY

ABS-HB

Safety

Ref.

No.

Part No.

Part Name & Description Remarks

Safety

Ref.

No.

Part No.

Part Name & Description Remarks

PCB100 PNWPGA551RUR

MAIN P.C.BOARD ASS'Y
(RTL) (*1)

(ICs)

IC1 C1CB00002906

IC (BBIC (FLASH)) (*2)

(*5)(*6)

IC3 PNWIGA651EXR

IC (EEPROM) (*2)

IC801

C1CB00001842 IC (*5)

(TRANSISTORS)

B1ADGE000004 TRANSISTOR(SI)

UN9219J

TRANSISTOR(SI) S

2SC6054JSL

TRANSISTOR(SI)

Q11

B1ADCF000161 TRANSISTOR(SI)

Q12

B1ADCF000161 TRANSISTOR(SI)

(DIODES)

MA2YD2120L

DIODE(SI)

MA2ZD0200L

DIODE(SI)

D13

MA8043M

DIODE(SI) S

D14

MA8043M

DIODE(SI) S

D21

MA8043M

DIODE(SI) S

D22

MA8043M

DIODE(SI) S

DA801

B0DDCD000001 DIODE(SI)

(LEDS)

LED1

B3AEB0000151 LED

LED2

B3AEB0000151 LED

LED3

B3AEB0000124 LED

LED4

B3AEB0000124 LED

LED5

B3AEB0000124 LED

LED6

B3AEB0000124 LED

LED7

B3AEB0000124 LED

LED8

B3AEB0000124 LED

LED12

B3ACB0000216 LED

(COILS)

PQLQR2M5N6K COIL S

L801

G1C27NJ00010 COIL

L802

G1C2N7Z00009 COIL

L803

G1C2N7Z00009 COIL

(RESISTOR ARRAYS)

RA1

D1H810240004 RESISTOR ARRAY

RA4

D1H433220001 RESISTOR ARRAY

RA30

EXB28V271JX RESISTOR ARRAY

RA31

D1H456120001 RESISTOR ARRAY

RA32

D1H468020001 RESISTOR ARRAY

RA40

EXB28V103

RESISTOR ARRAY

RA61

D1H422120001 RESISTOR ARRAY

RA800

D1H410220001 RESISTOR ARRAY

(IC FILTERS)

L46

J0JDC0000045 IC FILTER

L47

J0JDC0000045 IC FILTER

(RESISTORS)

ERJ2GEJ102

1k S

ERJ2GEJ122

1.2k S

ERJ2GEJ101

100

R20

ERJ2GEJ100

Summary of Contents for KX-TG5521RUB

Page 1: ...1RUB Digital Cordless Answering System B Piano Black Version for Russia Handset KX TGA551RUB KX TG5521RUB Base Unit AOH and Caller ID Compatible Charger Unit Model No Base Unit Handset Charger Unit Expandable KX TG5521 1 TG5521 1 TGA551 Up to 6 KX TGA551 1 TGA551 1 Configuration for each model KX TGA551 is also an optional accessory which contains a handset and a charger ...

Page 2: ...ms 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...

Page 3: ...ments 49 11 1 Equipment Required 49 11 2 The Setting Method of JIG Base Unit 49 11 3 Adjustment Standard Base Unit 51 11 4 Adjustment Standard Charger Unit 52 11 5 The Setting Method of JIG Handset 53 11 6 Adjustment Standard Handset 55 11 7 Things to Do after Replacing IC or X tal 56 11 8 RF Specification 58 11 9 How to Check the Handset Speaker or Receiver 59 11 10 Frequency Table MHz 59 12 Misc...

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: ... 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 220 240 V AC 50 60 Hz Power consumption Base unit PQLV219CEW Base unit Charger PQLV219CEW Standby Approx 0 5 W Maximum Approx 3 8 W Charger Standby Approx 0 2 W Maximum Approx 3 0 W Operating conditions 0 C 40 C...

Page 7: ...rst Encoding Burst Decoding RF PLL 5 3 77 75 9 10 EEPROM SCL SDA 57 58 44 To AC Adaptor Limit Resistor Charge Detector CHARGE CONTACT Optional IC2 IC2 Q9 Q9 Q8 Q8 2 4V Reg 1 8V Reg 3 0 V 2 4 V 1 8 V BBIC IC401 IC7 KX TG5521 BLOCK DIAGRAM BASE UNIT MOD DEMOD Charge Pump 43 2 5V XTAL X1 X1 10 368 MHz IC801 RX n RX p TX p TX n P on PSEL V DD PADRV 4 3 6 7 TX on RX on D801 6 72 ANT1 ANT2 9 8 ANT1 ANT2...

Page 8: ...lation and Echo suppression DSP section Any tones tone sidetone ringing tone etc generation DSP section DTMF receiver DSP section Clock Generation for RF Module ADC DAC timer and power control circuitry PLL Oscillator Detector Compress Expander First Mixer All interfaces ex RF Power Amp EEPROM LED Analog Front End etc RF Power Amp IC801 Amplifier for transmission and reception EEPROM IC401 Tempora...

Page 9: ...V IC2 IC7 DC Jack 6 5 V IC2 Q9 IC7 DC Jack 6 5 V IC2 Q8 IC7 RF Power Amp IC801 DC Jack 6 5 V IC2 IC801 Power AMP EEPROM IC401 DC Jack 6 5 V IC2 IC7 IC401 FLASH MEMORY IC421 DC Jack 6 5 V IC2 IC7 IC421 Charge Contact TP16 DC Jack 6 5 V R56 R55 D22 TP16 Fig 101 AC Adaptor DCP IC2 Q9 IC7 IC401 IC421 RF Power Amp IC801 6 5 V 1 8 V 3 0 V 2 5 V Q8 2 4 V TP16 D22 R55 R56 DC Jack 3 0 V 3 0 V DCM 1 2 3 On ...

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

Page 11: ...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 12: ...ircuit Circuit 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 Ci...

Page 13: ...13 KX TG5521RUB KX TGA551RUB 4 5 Circuit Operation Charger Unit 4 5 1 Power Supply Circuit The power supply is as shown R1 TP1 TP2 J1 AC Adaptor F1 ...

Page 14: ...7 16 R116 R29 C22 Q5 Q3 D3 L2 B L1 A L802 C812 DA801 C803 C859 DA802 D3 Q3 Q5 R20 C56 R117 IC7 18 IC7 77 IC801 4 to HANDSET HANDSET from BASE UNIT ANT C803 DA801 C826 BASE UNIT A L1 B L2 IC7 78 IC801 3 IC801 9 C851 ANT1 C853 ANT2 IC1 3 IC1 2 IC1 16 RECEIVER IC1 15 RECEIVER IC7 78 R801 3 IC801 9 L802 C812 DA801 C803 C859 DA802 to HANDSET C851 ANT1 C853 ANT2 HANDSET MIC R73 C11 RA4 IC1 20 IC1 77 IC8...

Page 15: ...T IC421 2 IC7 53 BASE UNIT IC421 2 IC7 53 IC7 16 R116 R29 C22 L1 A Message Play to Tel Line Message Play to Base Unit BASE UNIT IC421 2 IC7 53 IC7 33 R87 SPp IC7 35 R86 SPn HANDSET MIC R73 C11 RA4 IC1 20 IC1 77 IC801 4 MIC R74 C13 RA4 IC1 19 IC1 78 IC801 3 DA801 C803 ANT IC801 9 L802 C812 to BASE UNIT IC7 3 IC7 2 IC7 77 IC801 4 IC7 78 IC801 3 IC801 9 L802 C812 DA801 C803 C859 DA802 C851 ANT1 C853 ...

Page 16: ...n download and refer to the Operating 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 b...

Page 17: ...ed 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 M V Li...

Page 18: ...ting may cause serious damage to the computer system ID 00 02 00 06 Given value Bell length 02 18 32 5sec 3 1E 3 sec 14 2 sec This is time until bell stops ringing Unit 100 ms PULSE Dial speed 10PPS 20PPS 01 F8 28 40msec 3 14 20msec This is pulse make time Unit 1 ms 01 F9 3C 60msec 3 1E 30msec This is pulse break time Unit 1 ms 02 07 57 870msec 3 2C 440msec This is inter digit time in pulse mode U...

Page 19: ...ess 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 Set A...

Page 20: ...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 F3 F3 2 Receiving level 03 18 Adjusted value Given value DB DB 3 Battery Low 00 09 70 4 Frequency 00 08 00 07 02 70 ID 00 02 00 06 Given value Desired Number hex Input Keys Desired Number hex Input Keys 0 0 A R ...

Page 21: ...Instructions To cancel the handset refer to Deregistering a Handset in the Operating Instructions 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 d...

Page 22: ...er to Copying Phonebook 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 N...

Page 23: ...tration to the base unit is cancelled If the handset needs to be registered to the base unit refer to Registering a Handset to a Base Unit in the Operating Instructions 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 reg...

Page 24: ... 14 Check Caller ID P 34 Check TAM Operation P 35 Power ON Base Unit Bell Link Battery Charge Handset Voice Transmission Handset Voice Reception DTMF dial OK OK No Link OK OK OK OK OK Not working No bell No voice No charge No voice No signal Check Handset Transmission Check Handset Reception Signal Route Check Battery Charge Bell Reception Check Power Check Link Range NG Check the RF part Caller I...

Page 25: ...MHz Check X1 Check BBIC IC7 Is the Collector of Q8 about 1 8 V Is BBIC IC7 61 High Check BBIC IC7 YES YES YES YES YES YES YES NO NO NO NO NO Is the Collector of Q9 about 2 5 V YES Is the output voltage of BBIC IC7 43 about 2 5V Is the output voltage of BBIC IC7 42 about 3 0V YES YES YES NO NO NO Check Power Supply Circuit Reset Circuit Check BBIC IC1 Check X1 Is the voltage of BATT 2 3 V more Chec...

Page 26: ...e 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 52 high at charge state Check Charge Circuit Check Power of Handset Is Check Power OK NO NO YES Check Charge Circuit of Charger Unit Check Handset Plug in the AC Power source Charge Handset on Charger Unit Is the voltage of two...

Page 27: ...equency Refer to Check Point G NO NO NO 1 NO YES YES YES YES YES NO NO NO Replace with a new Circuit Board Is the modulation OK Refer to Check Point K Is the voltage of VDD3 about 3 0 V Refer to Check Point A Is there CMD60 DECT Tester Does the RF clock CLK oscillate at 10 368 MHz in Base Unit Test Mode Refer to Check Point G Is the voltage of VDD1 about 1 8 V YES Is the NTP value OK Refer to Chec...

Page 28: ...se Unit P 36 YES NO NO NO NO Is the Frequency Drift OK Refer to Check Point L YES Is the Sensitivity Receiver OK Refer to Check Point M YES Is the Timing OK Refer to Check Point N YES Is the Power RAMP OK Refer to Check Point O Replace with a new Circuit Board ...

Page 29: ... 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 30: ... Reference Check Point Handset P 40 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 31: ...egular HS Handset and Regular BU Base unit 2 a Re register regular HS Normal mode to Base Unit to be checked If this operation fails in some ways the Base Unit is defective b Re register Handset to be 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 ...

Page 32: ...e 1 Base unit refer to G of Check Point Base Unit P 36 Handset refer to H of Check Point Handset P 40 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 33: ...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 10 368 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 34: ...eference How to Check the Handset Speaker or Receiver P 59 Signal Route P 14 9 1 7 Check Caller ID Cross Reference Signal Route P 14 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 35: ...hen bell signal is coming is there bell sound signal at BBIC IC7 24 YES Check around C3 C4 C5 C6 R3 R4 R5 R6 C136 C137 R32 R33 R34 R35 C52 C53 L1 L2 C168 C42 C43 R42 R43 NO When bell signal is coming is there bell sound signal at IC7 33 35 Does the bell sound from SPEAKER Check around SP SP When bell signal coming is there bell sound signal at BBIC IC1 33 35 NO NO YES When bell signal coming is th...

Page 36: ...A 3 0 V Supply Confirma tion VDD3 1 Confirm that the voltage between test point VDD3 and GND is 3 0 V 0 2 V IC2 IC3 C32 C36 C86 C87 C88 R91 R92 R93 R95 D10 Q10 L3 B 1 8 V Supply Confirma tion VDD1 1 Confirm that the voltage between test point VDD1 and GND is 1 8 V 0 02 V 2 Execute the command VDD then check the current value 3 Adjust the 1 8V voltage of VDD1 executing command VDD XX XX is the valu...

Page 37: ...t 4 Mode Loopback PMID 00000 RF LEVEL 70 dBm 2 Execute the command sendchar TST 3 Execute the command sendchar dmv 2 2 4 Check that Signalling Status has been set to Locked then press ACCEPT RFPI 5 Initiate connection from Dect tester set up connect 6 Execute the command ANT1 7 Confirm that the NTP value at ANT is 19 0 dBm 25 0 dBm IC7 C802 C806 C808 C814 C820 C819 C822 C823 C825 C827 C826 C834 C8...

Page 38: ...861 DA801 DA802 IC801 L801 L803 C855 C858 R801 R807 R106 R109 Q9 C617 O Timing Confirmation ANTI_TP Follow steps 1 to 6 of J 7 Confirm that the Timing accuracy is 5 0 ppm When adjust the frequency of CLK in item G 15 ppm When do not adjust the frequency of CLK in item G IC7 C802 C806 C808 C814 C820 C819 C822 C823 C825 C827 C826 C834 C851 C853 C859 C861 DA801 DA802 IC801 L801 L803 C855 C858 R801 R8...

Page 39: ...l is 30 5dBm 2 dBm and that the distortion level is 5 at Receiver 150ΩLoad IC7 SA1 L1 L2 D3 Q3 Q4 R14 R15 R16 R17 D21 Q5 R19 R20 C14 C56 R117 R116 C141 R9 C22 C23 R Charging Check 1 Connect Charge Contact 12 Ω 2 W resistor between charge and charge 2 Measure and confirm voltage across the resistor is 3 3 V 0 3 V R55 R56 D22 D23 D24 C623 C624 S TAM Operation Confir mation 1 TAM Confirmation Execute...

Page 40: ...alue 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 cur rent 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 41: ...100 Hz 4 If the frequency is not 10 368 MHz 100 Hz adjust the frequency of CLK exe cuting 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 5 7 clear...

Page 42: ...set Measure the 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 30 5dBm 2 dBm and that the distortion level is 5 at Receiver 150Ω Load...

Page 43: ... 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 44: ...tions 10 1 Disassembly Instructions 10 1 1 Base Unit Ԙ Remove the 4 screws to remove the cabinet cover ԙ Remove the tapes and solders Cabinet cover Ԙ 4 screws Tapes and solders ԙ Main P C board Ԛ Remove the parallel wire to remove the main P C board Ԛ Parallel wire ...

Page 45: ...45 KX TG5521RUB KX TGA551RUB ԛ Remove the screw to remove the operational P C board Operational P C board ԛ Screw ...

Page 46: ...cabinet cover then pull it along the gap to 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 ԝ Remove the screw to remove the main P C board Cabinet cover Cabinet body Cabinet cover 4 screws Ԙ Main P C board Ԝ Screw ԝ Solders and Tape ...

Page 47: ...10 1 3 Charger Unit Screw Solders Main P C board Cabinet cover Remove the screw to remove the cabinet cover Remove the solders to remove the 2 charge terminals 2 charge terminals Screw Remove the screw to remove the main P C board ...

Page 48: ...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 49: ...ection explains the PC setting to use command required in Check Point Base Unit P 36 Preparation Serial JIG cable PQZZ1CD300E PC which runs in DOS mode Batch file CD ROM for setting PNZZTG5521RU 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 50: ...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 51: ... C169 C170 C136 C171 C52 CL1 C146 C150 C149 C145 C615 C75 C74 CLK C616 C630 C60 ANT2_TP ANT1_TP R24 R23 R20 R19 R18 R116 R87 R86 R429 R425 R424 R430 R426 R76 R40 R13 R35 R32 R75 R428 R427 LINE_DC CHG ORG BLUE RED ORG BLUE ORG BLK BLUE BROWN YLW CHG SP DC L2R L1R L1T L2T IC421 TP10 TP15 TP15 sub TP16 TP16 sub RA80 JTAG RA1 D21 D27 D15 D16 D26 D24 D23 Q5 Q2 Q8 Q10 E E 1 4 GND_C GND2 UTX2 URX2 GND J1...

Page 52: ...it When connecting the simulator equipment for checking please refer to below 11 4 1 Bottom View Note A is referred to Check Point Charger Unit P 39 TP4 TP3 1 2 J1 A F1 PbF PNLP1029YA PQUP11532Y Charge Charge 12 2 W Digital Volt Meter A DC POWER DC 6 5 V TP3 TP4 GND ...

Page 53: ...esistance Then you can use it as a JIG Cable for both TCD300 and TCD500 series It is an upper compatible JIG Cable 11 5 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 54: ...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 55: ... C809 C861 C805 C 8 0 8 C806 C810 C837 C827 C803 C812 C138 C139 C881 ORG BLU ORG GRN R55 R54 R50 R53 R52 R578 L801 IC801 TP_ANT1 RA32 DA801 D22 D21 Q880 C5 C74 C113 C150 C3 C340 E E C341 C50 C10 C48 C43 C39 C40 C54 C52 C53 R23 R807 R203 R28 R20 R45 R30 R74 L47 RA61 RA4 RA30 RA31 D4 D7 Q4 Q7 C75 C35 C342 C38 C332 C860 C182 C11 C331 C51 C55 C49 C188 C172 R73 F1 R7 R31 R8 R3 R330 CKM R215 R27 R332 R3...

Page 56: ...ding has finished 6 Detach the JIG cable then disconnect the DC Power 7 Connect the DC Power 8 Connect the JIG cable again and execute the command getchk then confirm the checksum value is correct If 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 TG5521EUXXrevYYY_ZZZ bat 1 11 Clock adjustment Refe...

Page 57: ...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 TGA551RUDEFrevXXX_YYY bat 3 11 Country version batch file Execute the command TGA...

Page 58: ...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 59: ...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 60: ... 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 61: ... 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 62: ...dering Tool Temperature 608 F 68 F 320 C 20 C 12 2 2 Caution To replace the IC efficiently choose the right sized nozzle of the hot air desoldering tool that matches the IC package Be careful about the temperature of the hot air desoldering tool not to damage the PCB and or IC 12 2 3 How to Remove the Shield Case Note If you don t have special tools ex Hot air disordering tool conduct the followin...

Page 63: ...TGA551RUB 12 2 4 How to Install the Shield Case Note If you don t have special tools ex Hot air disordering tool conduct the following operations Shield case s No PNMC1013Z 1 Put the shield case 2 Solder the surroundings ...

Page 64: ...01842 PQVDRLZ20A MA8033 Cathode Anode B1ACGP000007 E C B 2SD0874AS B C E 1 3 2 5 4 B1ZBZ0000065 C0DBAGZ00026 Cathode Anode C1CB00002906 Reverse View 1 20 21 40 41 60 61 80 F2A1H100B132 F2A1C1010119 F2A1A3310040 C B E UN9219J 2SC6054JSL B1ADGE000004 B1ADCF000161 MA8043M MA2YD2120L MA2ZD0200L 8 5 4 1 PNWIGA651EXR Cathode Anode Reverse View Anode Cathode B3ACB0000216 Anode Cathode B0DDCD000001 10 6 5...

Page 65: ...elopment of new technology 13 1 2 Handset Schematic Diagram Handset Notes 1 DC voltage measurements are taken with an oscilloscope or a tester with a ground 2 The schematic diagram may be modified at any time with the development of new technology 13 1 3 Charger Unit Schematic Diagram Charger Unit Notes 1 DC voltage measurements are taken with voltmeter from the negative voltage line 2 The schemat...

Page 66: ...CKM GND_C Q24 GND 1 8V C837 NC CN5 10 CN5 9 CN5 8 CN5 7 CN5 6 CN5 5 CN5 4 CN5 3 CN5 2 CN5 1 C803 1 5p L801 27n DA802 1 2 3 DA801 1 2 3 C804 1 8p C802 1 8p Shield 1 2 3 4 5 6 L802 3n L803 3n C805 3 3p C806 3 3p VDD4 C163 NC GND GND JTAG C860 3p GND GND R86 1 5 R87 1 5 RA80 220 1 2 3 4 C149 2 2n C150 2 2n C823 100p GND C501 NC SW1 NC 1 2 R808 NC URX2 UTX2 GND2 GND GND C423 NC RA501 1k 1 2 3 4 5 6 7 ...

Page 67: ...D26 NC R43 4 7M C54 33n C55 82n R36 120k C52 820p C53 820p R32 82k R34 82k C3 680p C4 680p C5 10n C6 10n R42 4 7M D21 C42 10n C43 10n C18 NC D3 4 1 3 2 C28 0 033u C25 0 047u D15 NC D16 NC A A K K R2 NC C2 NC C12 NC R17 2 2k C166 NC R123 NC 1 A0 2 A1 3 A2 4 GND 5 SDA 6 SCL 7 WP 8 VCC 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...

Page 68: ... A K LED901 RED A K ERASE 2 4 1 3 UP 2 4 1 3 ANS1 2 4 1 3 RPT 2 4 1 3 SKIP 2 4 1 3 STOP 2 4 1 3 DOWN 2 4 1 3 LOCAT INT 2 4 1 3 MSG 1 2 1 2 1 2 1 2 2APVCC KEYS_C KEYS_D KEYIN2 MEG_LED KEYS_B KEYS_E KEYIN3 ANS_LED KEYIN1 KX TG5521 SCHEMATIC DIAGRAM Base Unit_Operation NC No Components ...

Page 69: ...69 KX TG5521RUB KX TGA551RUB Memo ...

Page 70: ... 1 2 5 1 2 7 1 2 DOWN 1 2 3 1 2 AST 1 2 R 1 2 SOFT_B 1 2 SP 1 2 TALK 1 2 UP 1 2 SHARP 1 2 6 1 2 SOFT_A 1 2 LEFT 1 2 S1 1 2 LED7 LED4 LED8 LED6 LED5 LED3 GND 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 LE...

Page 71: ...03 100p R53 3 3k C106 R54 10k GND C105 100p GND GND R51 470 GND GND GND GND C187 2 0p C186 2 0p R55 1k R50 10k C175 1u R578 GND GND GND C806 3 3p C805 3 3p GND R808 VREFm C74 D10p C75 D10p VREFm R73 82 R74 82 D13 D14 RA40 10k 1 2 3 4 5 6 7 8 C172 K0 1u RA800 1k 1 2 3 4 Q880 NC GND GND GND Power_adj C881 R880 GND GND GND GND RECEIVER 1 2 SP PHONE_SPEAKER 1 2 C107 J33p C809 10p C811 10p C812 10p C81...

Page 72: ...72 KX TG5521RUB KX TGA551RUB 13 5 Schematic Diagram Charger Unit J1 2 1 TP3 G TP2 TP1 TP4 R1 12 2W NC A K F1 SCHEMATIC DIAGRAM Charger Unit ...

Page 73: ...657 R516 R126 R130 R129 R56 R803 R805 R28 R27 R21 R22 R9 R10 R30 R124 R123 R511 R42 R14 L3 L801 L803 L1 IC801 SA1 D5 D6 D9 DA801 D22 D3 Q22 Q24 Q3 CN5 1 CN5 2 CN5 3 CN5 4 CN5 5 CN5 6 CN5 7 CN5 8 CN5 9 CN5 10 C156 C501 STM C29 C163 C51 C834 C87 C802 C 8 0 4 C 8 1 9 C809 C859 C851 C853 C166 C10 C9 C12 C6 C5 C7 X1 ANT_1 F1 ANT_2 R15 R31 R17 R16 R55 R43 R6 R109 R106 C306 C813 R5 R3 R8 R7 R4 R807 R93 R...

Page 74: ...167 C623 C626 C856 C858 C837 C169 C170 C136 C171 C52 CL1 C146 C150 C149 C145 C615 C75 C74 CLK C616 C630 C60 ANT2_TP ANT1_TP R24 R23 R20 R19 R18 R116 R87 R86 R429 R425 R424 R430 R426 R76 R40 R13 R35 R32 R75 R428 R427 LINE_DC CHG ORG BLUE RED ORG BLUE ORG BLK BLUE BROWN YLW CHG SP DC L2R L1R L1T L2T IC421 TP10 TP15 TP15 sub TP16 TP16 sub RA80 JTAG RA1 D21 D27 D15 D16 D26 D24 D23 Q5 Q2 Q8 Q10 E E 1 4...

Page 75: ... KX TGA551RUB 14 2 Circuit Board Base Unit_Operation 14 2 1 Component View LED902 LED901 TG5521 PNLB1803Z PbF STOP SKIP MSG ANS1 LOCAT INT DOWN RPT UP ERASE A KX TG5521 CIRCUIT BOARD Base Unit_Operation Component View ...

Page 76: ...76 KX TG5521RUB KX TGA551RUB Memo ...

Page 77: ... RA800 D14 D13 C40 C580 C104 C103 C106 C107 C175 C45 C46 C819 C825 C822 C47 C17 C12 C13 C18 C97 C96 C820 C809 C861 C805 C 8 0 8 C806 C810 C837 C827 C803 C812 C138 C139 C881 ORG BLU ORG GRN R55 R54 R50 R53 R52 R578 L801 IC801 TP_ANT1 RA32 DA801 D22 D21 Q880 C5 C74 C113 C150 C3 C340 E E C341 C50 C10 C48 C43 C39 C40 C54 C52 C53 R23 R807 R203 R28 R20 R45 R30 R74 L47 RA61 RA4 RA30 RA31 D4 D7 Q4 Q7 C75 ...

Page 78: ...1RUB 14 3 2 Bottom View KX TGA551 CIRCUIT BOARD Handset_Main Bottom View 1 2 PbF 3 SP R DOWN LEFT SOFT_A CN5 12 1 SOFT_C SOFT_B RIGHT TALK UP S1 4 5 6 7 MIC 8 9 LED12 L E D 1 L E D 2 LED4 LED6 LED5 LED8 LED7 LED3 0 A PNLB1802Z ...

Page 79: ...rcuit Board Charger Unit 14 4 1 Component View 14 4 2 Bottom View J1 R1 A PQUP11532Y PbF PNLP1029YA CIRCUIT BOARD Charger unit Component View TP4 TP3 1 2 J1 A F1 PbF PNLP1029YA PQUP11532Y CIRCUIT BOARD Charger unit Bottom View TP4 GND TP3 ...

Page 80: ...Parts Base Unit Note 1 The SPACERs No 15 are cut from the excess parts of SPACER No 108 of Cabinet and Electrical Parts Handset P 81 2 Attach the double side tape to the exact location described above 9 17 10 A A A Ref No Figure A 2 6 x 8 mm PCB1 PCB2 7 4 12 14 6 5 1 11 16 2 2 8 3 E1 13 14 15 1 15 1 E2 ...

Page 81: ... 5 This SPACER is cut from the excess parts of SPACER No 108 Attach this SPACER to the exact location described fig 3 103 4 101 104 105 E104 E102 E105 E111 E101 1 109 E106 E108 102 E103 E107 E109 E110 MIC100 107 103 4 103 4 106 110 B PCB100 108 112 113 117 2 115 116 3 B 114 111 Ref No Ǿ 2 8 mm B Figure Spacer No 116 Battery cover Put it in the center Stick it between ribs Double sided tape No 103 ...

Page 82: ...82 KX TG5521RUB KX TGA551RUB 15 3 Cabinet and Electrical Parts Charger Unit B 200 200 1 200 3 200 4 200 2 PCB200 Ref No Ǿ2 8 mm B Figure B ...

Page 83: ...83 KX TG5521RUB KX TGA551RUB 15 4 Accessories A2 A1 ...

Page 84: ... 12 PNKE1073Z1 CASE CHARGE TERMINAL PS HB Type ERC Solid ERDS Carbon ERJ Chip ERX Metal Film ERG Metal Oxide ER0 Metal Film PQ4R Chip ERS Fusible Resistor ERF Cement Resistor Type ECFD Semi Conductor ECQS Styrol ECUV PQCUV ECUE Chip ECQMS Mica ECCD ECKD ECBT F1K ECUV Ceramic ECQE ECQV ECQG Polyester ECEA ECST EEE Electlytic ECQP Polypropylene Wattage Type Voltage Of Capacitor 10 16 1 8W 14 25 1 4W...

Page 85: ... C7 ECUV1C104KBV 0 1 C8 ECUV1C104KBV 0 1 Safety Ref No Part No Part Name Description Remarks C9 F1K2H681A008 680p C10 F1K2H681A008 680p C14 ECUE1A273KBQ 0 027 C19 ECUV1H122KBV 0 0012 C22 PQCUV1A105KB 1 C25 ECJ0EB1A473K 0 047 C27 F2A1H100B132 10 C28 PQCUV1H333JC 0 033 S C32 F2A1C1010119 100 C36 F2A1A3310040 330 C42 ECUV1C103KBV 0 01 C43 ECUV1C103KBV 0 01 C49 ECUE1H471KBQ 470p C51 ECUE1A104KBQ 0 1 C...

Page 86: ...EL LCD PC HB 102 PNYT1017X6 KEYBOARD SWITCH 103 PNYE1033Z TAPE DOUBLE SIDED 104 PNKM1154Z1 CABINET BODY ABS HB 105 PNHR1302Z OPTIC CONDUCTIVE PARTS LED LENS PS HB 106 L0AD01C00004 RECEIVER 107 PNHG1116Z RUBBER PARTS RECEIVER 108 PNYE1034Z SPACER LCD 109 PNHX1354Z COVER LCD SHEET 110 PNHR1309Z SPACER PS HB 111 PQHR11315Z GUIDE SPEAKER ABS HB 112 L0AA02A00095 SPEAKER 113 PQHS10784Y SPACER SPEAKER NE...

Page 87: ... C152 ECUE1H102KBQ 0 001 C172 ECUE1A104KBQ 0 1 C175 ECUV1C105KBV 1 C182 F1G1H3R0A480 3p C186 F1G1H2R0A480 2 0p C187 F1G1H2R0A480 2 0p Safety Ref No Part No Part Name Description Remarks C188 ECUE0J105KBQ 1 C331 ECUE0J105KBQ 1 C332 ECUE0J105KBQ 1 C341 ECUE1H390JCQ 39p C580 F1G1H100A723 10p C802 F1G1H1R8A480 1 8p C803 F1G1H1R5A480 1 5p C804 F1G1H1R8A480 1 8p C805 F1G1H3R3A480 3 3p C806 F1G1H3R3A480 ...

Page 88: ... the Handset LCD See How to Replace the Handset LCD P 48 Y M KXTG5521RUB KXTGA551RUB Safety Ref No Part No Part Name Description Remarks A1 PQLV219CEW AC ADAPTOR A2 PQJA10075Z CORD TELEPHONE Safety Ref No Part No Part Name Description Remarks A XTB26 8GFJ TAPPING SCREW B XTB2 8GFJ TAPPING SCREW Safety Ref No Part No Part Name Description Remarks PQZZ1CD300E JIG CABLE 1 PNZZTG5521RU BATCH FILE CD R...

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