Panasonic KX-TG1070FXB Service Manual Download Page 34

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KX-TG1070FXB/KX-TG1070FXC/KX-TG1072FXB/KX-TGA107EXB/KX-TGA107EXC

LCD INTERFACE ( 3V2 )

TRIANGLE KEYPAD ( 28 keys max )

Key Assignment

7 - Segment LCD

K13

K20

Off - H

On - H

PWR

Down

K21

K27

K19

K10

K12

K16

K11

K15

K25

K24

K23

K22

COB1

GND

T_GMSK

GND

R_DATAP

RF_CLK_REF

RF_S_DATA

RF_S_EN

RF_S_CLK

SLC_CTR

RSSI

T_ENABLE

GND

VBAT

EC8

R31

12P

C68

C69

100N

220u / 4V

EC4

47u / 4V

C13

100N

C14

12P

GND

VDD3V3

KBIO0

KBIO1

KBIO2

KBIO3

KBIO4

KBIO5

KBIO6

KBIO9

VDD3V3

Down

K19

K27

Right dot / M

K13

Left dot / C

K12

# 5

K20

SPK

K22

K21

TCOM

# 2

# 3

# 0

Phone

K23

# 7

K25

# 1

K24

# 4

K15

# 9

K16

# 6

K11

# 8

K10

OFF

LCD_CS / TCOM_BL

LCD_SCL

LCD_SI

BUZ1

C88

C157

12P

4U7

R94

2R2

R54

R52

R49

100K

R110

27R

D10

R95

100K

C147

12P

R48

470R

TP154

TP36

TP38

TP39

TP40

TP42

TP44

TP155

Q20

AMP_EN / BEEP

ANT1

C10

TP2

OP75

R58

VDDA

KX-TGA107 SCHEMATIC DIAGRAM (Handset_Main 3/

Summary of Contents for KX-TG1070FXB

Page 1: ...ts reserved Unauthorized copying and distribu tion is a violation of law ORDER NO KM40610223CE Telephone Equipment KX TG1070FXB KX TG1070FXC KX TG1072FXB KX TGA107EXB KX TGA107EXC Digital Cordless Phone Black Version Blue Version for Central Europe ...

Page 2: ...2 KX TG1070FXB KX TG1070FXC KX TG1072FXB KX TGA107EXB KX TGA107EXC ...

Page 3: ...3 7 Operation Instructions 14 7 1 Guide to Telephone Settings 14 7 2 Handset Registration 14 7 3 For Service Hint 14 8 Service Mode 15 8 1 Engineering Mode 15 8 2 How to Clear User Setting 19 8 3 How to Set When Replacing Unit 20 9 Troubleshooting Guide 22 9 1 How to Replace the Flat Package IC 23 10 Disassembly and Assembly Instructions 25 10 1 Disassembly Instructions 25 11 Schematic Diagram 27 ...

Page 4: ...ble of elements will refer to standard solder or solder that con tains lead We will use PbF solder when discussing the lead free solder used in our manufacturing process which is made from Tin Sn Silver Ag and Copper Cu This model and others like it manufactured using lead free solder will have PbF stamped on the PCB For service and repair work we suggest using the same type of solder Caution PbF ...

Page 5: ...th Sn Zn 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 2 2 How to Recognize that Pb Free Solder is Used Example Handset P C B Component View Note The location of the ...

Page 6: ...re subject to change Connections The unit will not work during a power failure We recommend you connect a standard telephone on the same line for power pro tection Note for Service Operation range Up to 300 m outdoors Up to 50 m indoors depending on the condition Analog telephone connection Telephone Line ...

Page 7: ...ase Unit ANT RF Module EEPROM U3 U2 Crystal 3 3V 3 3V 37 6 14 4 15 Q605 R DATA T DATA D1 D4 Q7 32 64 17 18 50 51 2 52 DC 6V Charge Contact 13 824MHz Linear Regulator U1 Current Limiter Power DC6V Base Band Controller Speech Network TEL Line Interface Tel Line Locator button KX TG1070 1072 BLOCK DIAGRAM BASE UNIT ...

Page 8: ... function of this connects tel line interface and the base band controller 4 2 4 TEL Line Interface The function of this connects tel line and speech network Also the tel line interface include the ring detect circuit caller ID cir cuit 4 2 5 EEPROM This is 8K bits memory The each kind of value to set up at power on redial memory speed dialing memory and so on are stored in this device 4 2 6 RF Mo...

Page 9: ...andset Antenna RF Module 2 4V 2 cell Switching Regulator Charger Charger Contact Crystal 13 824MHz Battery EEPROM U3 U4 Base Band Controller LCD Driver U2 LCD KEYPAD Ear Piece MIC KX TGA107 BLOCK DIAGRAM HANDSET 6 14 4 15 2 52 16 17 50 51 32 33 29 30 54 55 56 57 62 64 1 R DATA T DATA Q10 ...

Page 10: ...oming call is coming 4 4 3 2 4V 2 cell 3 3V output from internal switching regulator The battery is 2 4V 2cell directly supplied to switching regulator which controlling by base band controller and step up the DC 3 3V to the RF module I O port DC 2 5V DC1 8V are used for the base band and the circumference circuits 4 4 4 RF Module Receiver part RF signals induced at the antenna are extracted by th...

Page 11: ...ic path into H S MCU and then audio signal from H S RF transform B S RF receive signal forward to MCU B S MCU audio signal from Pin 30 29 at LINETX_P path transmit to line interface out of PSTN 4 5 2 Ringer detect Telephone line have ringer signal from tip ring into Base and then Base transistor Q8 turn on and ringer data signal for Base MCU Pin 58_IOGP16 detect and the handset buzzer have product...

Page 12: ...phone line cord Connect the AC adaptor securely to the AC outlet Charger Note Never install telephone wiring during a lightning storm Do not connect the AC adaptor to a ceiling mounted AC out let as the weight of the adaptor may cause it to become dis connected Location For maximum distance and noise free operation place your base unit Away from electrical appliances such as TVs radios personal co...

Page 13: ...is normal for batteries not to reach full capacity at the initial charge Maximum battery performance is reached after a few complete cycles of charge discharge use Actual battery performance depends on a combination of how often the handset is in use and how often it is not in use standby Even after the handset is fully charged the handset can be left on the base unit or charger without any ill ef...

Page 14: ...14 KX TG1070FXB KX TG1070FXC KX TG1072FXB KX TGA107EXB KX TGA107EXC 7 Operation Instructions 7 1 Guide to Telephone Settings 7 2 Handset Registration 7 3 For Service Hint ...

Page 15: ...15 KX TG1070FXB KX TG1070FXC KX TG1072FXB KX TGA107EXB KX TGA107EXC 8 Service Mode 8 1 Engineering Mode 8 1 1 Base Unit ...

Page 16: ...FXB KX TGA107EXB KX TGA107EXC Note 1 Refer to Handset Registration P 14 2 When you enter the address or New Data please refer to the table below Desired Number hex Input Keys Desired Number hex Input Keys 0 0 A 1 1 1 B 2 C 3 D 4 E 5 9 9 F 6 ...

Page 17: ...17 KX TG1070FXB KX TG1070FXC KX TG1072FXB KX TGA107EXB KX TGA107EXC 8 1 2 Handset ...

Page 18: ...G1070FXC KX TG1072FXB KX TGA107EXB KX TGA107EXC Note 1 When you enter the address or New Data please refer to the table below Desired Number hex Input Keys Desired Number hex Input Keys 0 0 A 1 1 1 B 2 C 3 D 4 E 5 9 9 F 6 ...

Page 19: ...19 KX TG1070FXB KX TG1070FXC KX TG1072FXB KX TGA107EXB KX TGA107EXC 8 2 How to Clear User Setting ...

Page 20: ...A107EXB KX TGA107EXC 8 3 How to Set When Replacing Unit If base unit or handset has a defect replace with new base unit or handset Refer to the following procedures Note BS Base unit HS Handset To register handset refer to Handset Registration P 14 ...

Page 21: ...21 KX TG1070FXB KX TG1070FXC KX TG1072FXB KX TGA107EXB KX TGA107EXC Note 1 Refer to How to Clear User Setting P 19 ...

Page 22: ... KX TG1070FXC KX TG1072FXB KX TGA107EXB KX TGA107EXC 9 Troubleshooting Guide If your telephone does not work properly try to solve the problem according to the following table Note 1 Refer to Handset Registration P 14 ...

Page 23: ...verheat and 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 9 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...

Page 24: ...eck the accuracy 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 9 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 25: ...25 KX TG1070FXB KX TG1070FXC KX TG1072FXB KX TGA107EXB KX TGA107EXC 10 Disassembly and Assembly Instructions 10 1 Disassembly Instructions 10 1 1 Base Unit ...

Page 26: ...26 KX TG1070FXB KX TG1070FXC KX TG1072FXB KX TGA107EXB KX TGA107EXC 10 1 2 Handset ...

Page 27: ...e 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 11 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 diagrams may be modified at any time with the development of new technology ...

Page 28: ... GND D3 D4 GND GND 1N C192 GND GND GND GND GND OR R90 R91 R85 OR OR GND GND GND VDD3V2 VDD3V2 R55 REV1_MBR REV2_WP Q14 R54 R53 TIP C2 R5 R56 R57 Q15 C3 RING GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND OFF_HOOK R33 390k R31 18k C19 Q8 GND 10n R39 VDD3V2 RING_DET 10k C31 10N 250V R678 RL1 C R76 TB R79 TB R78 TB R75 TB R682 R...

Page 29: ...49 17 18 19 20 23 24 25 26 27 28 29 30 31 32 21 22 12 1 2 3 13 4 14 5 15 6 16 7 8 11 10 9 47 48 33 34 35 36 37 38 39 40 41 42 43 44 45 46 50 52 53 54 56 55 57 51 C145 TP16 T_GMSK T_ENABLE RF_S_DATA RF_S_EN RF_S_CLK SLICE_CTR R_DATAP RSSI RF_CLK_REF TP17 TP4 R61 1K 1K R86 100N PAGE1 Page Key 1V8 2V5 SCL SDA TP8 C61 TP5 1K R47 1 1K3 R46 4K7 R41 100N C83 C72 C40 C60 TP3 TP22 TP15 TP35 C9 C84 C77 C78 ...

Page 30: ...2 N C 6V PWRJ2 GD 1 2 10U 10U 6V 6V_UNREG L5 L6 GD 1 2 3 PIN PWRJ1 GND N OUT1 OUT2 N C C64 8p2 R49 3R R71 750R R70 470R EC63 100U 470U EC65 10V C66 100N C67 8p2 C126 6V_UNREG VDD3V2 VDDPA 3V2 U1 For TG1090 Only R4 TB C166 TB TB 1 3 4 5 6 7 8 2 TP46 DO_SPI SI SCK RESET CS SO GND VCC WP DI_SPI VDD3V2 VDD3V2 SCK_SPI CS_SPI Option 21 Audio Flash U6 Flash COB2 T_GMSK 1 47 46 45 44 43 42 41 40 39 38 37 ...

Page 31: ...31 KX TG1070FXB KX TG1070FXC KX TG1072FXB KX TGA107EXB KX TGA107EXC 11 3 Schematic Diagram Base Unit_Operation J1 KEY1 1 1 2 2 3 KX TG1070 1072 SCHEMATIC DIAGRAM Base Unit_Operation ...

Page 32: ...9 200u 4V EC6 47u 4V EC2 47u 4V VBAT PWR_SW VDD3V3 VBAT VR2_CTRL VBAT FIL1 Battery Fuse Trace VBAT SL 1 3 5V MAX C26 12p Q10 B C E R15 NC R10 OR C19 100n R35 680R C8 100N C7 12P C44 12P C45 100N C84 R50 R53 6k8 6k2 4U7 TP108 Q6 U2 B C 2 VDD OUT GND NC NC 1 3 5 4 E R44 TP7 10R C9 100N R47 30K 1 R46 18K 1 R45 100R R7 10R C87 1N C17 1N Z1 R26 10K R27 430R SL 2 SL 3 SL 4 CHARGE_CTRL CRAD_DET ESD_TEETH...

Page 33: ...0N SCL SDA SCL SDA SCL SDA VCC WP A2 GND 1 2 3 4 8 7 6 5 A0 A1 VDD3V3 VDD3V3 VDD3V3 VDDC VDDO VDDINT GND GND GND GND GND GND GND GND GND GND GND GND REC SPK_AMP REC SPK_AMP I I REC SPK_AMP REC SPK_AMP I I GND GND GND 1 2 GND GND GND GND GND GND GND GND GND CD FC2 FC1 VIN VCC GND VO2 VO1 1 2 3 4 8 7 6 5 GND GND GND GND GND GND GND GND GND GND GND GND GND KBIO9 TDO TDI TCK TMS VBAT SDA SCL CHARGE_CT...

Page 34: ...DD3V3 KBIO0 KBIO1 KBIO2 KBIO3 KBIO4 KBIO5 KBIO6 KBIO9 VDD3V3 Down K19 K27 Right dot M K13 Left dot C K12 5 K20 SPK K22 K21 RD K6 K5 K4 K3 K2 K1 TCOM 2 3 0 Up Phone K23 7 K25 1 K24 4 K7 K15 9 K16 6 K11 8 K10 OFF LCD_CS TCOM_BL LCD_SCL LCD_SI 1 1 1 1 1 1 BUZ1 C88 C157 12P I 4U7 R94 2R2 R54 R52 1M R49 100K NC R110 27R D10 Q8 R95 100K C147 12P R48 470R TP154 TP36 TP38 TP39 TP40 TP42 TP44 TP155 Q20 B C...

Page 35: ... R69 R4 R45 R51 R41 R40 R89 R57 R93 R54 R43 R42 R48 R74 R60 R109 EC163 EC4 EC10 COB2 EC3 EC1 EC63 EC65 EC61 EC2 L10 TP7 L1 J7 J8 J1 L4 L7 L6 TP14 ANT0 RF TP54 1 2 2 1 TP52 TP40 TP42 TP41 TP49 TP60 TP63 TP46 TP59 TP39 D4 RL1 VAR1 PWRJ1 PJ1 PWRJ2 D3 D1 Q11 Q13 Q9 Q14 Q8 Q12 Q605 Q2 Q3 Q607 Q15 Q24 BUZ1 PbF 35 006055 003 200 EP GW C169 C181 C156 D7 C55 C80 C170 C101 C20 C97 C54 C99 C71 C93 EC658 C663...

Page 36: ...2 R14 R16 R21 R13 R10 R84 R11 R637 R648 R632 R96 R23 R647 R24 R63 R66 R81 R107 R665 R28 R631 R26 R92 R80 R25 TP33 TP66 TP15 TP74 TP34 TP38 TP37 TP22 TP75 TP70 TP68 TP65 TP35 TP36 TP72 TP71 TP73 TP79 TP78 TP69 TP55 TP45 TP44 TP43 TP58 TP62 TP61 TP57 TP56 TP51 C85 C670 C666 C23 C693 C38 C59 C63 C65 C72 C665 C194 C193 C40 C60 C84 C47 C82 C18 C24 C27 C43 C656 C37 C13 C17 C16 C14 C68 C48 C53 C124 C95 C...

Page 37: ...7 KX TG1070FXB KX TG1070FXC KX TG1072FXB KX TGA107EXB KX TGA107EXC 12 2 Circuit Board Base Unit_Page key 12 2 1 Component View TP1 KEY1 TP2 KX TG1070 1072 CIRCUIT BOARD Base Unit_page key Component View ...

Page 38: ...38 KX TG1070FXB KX TG1070FXC KX TG1072FXB KX TGA107EXB KX TGA107EXC Memo ...

Page 39: ...14 TP125 TP110 TP111 TP126 EP GW PbF 35 006057 005 200 TP8 TP10 TP103 TP101 TP5 TP154 TP104 TP105 TP155 TP149 TP144 TP147 TP12 TP145 TP118 TP16 TP119 TP124 TP123 TP151 TP1 TP127 TP142 TP130 TP150 TP141 TP143 TP121 TP140 TP137 TP129 TP128 TP156 TP114 TP115 TP117 TP27 TP4 TP108 TP131 TP135 TP11 TP7 TP152 TP136 TP29 SL7 SL8 SL3 SL4 SL2 SL5 SL6 SL1 TP15 TP43 TP109 TP153 TP113 D10 D4 D1 C84 D5 Q1 Q5 Q9...

Page 40: ...2 Flow Solder Side View KX TGA107 CIRCUIT BOARD Handset Flow Solder Side View 2 U7 FM7 FM4 FM5 1 U6 TP22 PbF TP44 TP17 TP38 TP39 TP40 TP36 TP35 TP34 TP33 TP32 TP28 TP30 TP42 K13 K6 K27 K20 K4 K21 K2 K19 K10 K25 K5 K3 K24 K12 K16 K23 K11 K15 K22 K1 K7 EP GW 35 006057 005 200 ...

Page 41: ...these com ponents only use specified manufacture s parts 3 ISO code Example ABS 94HB of the remarks column shows quality of the material and a flame resisting grade about plas tics Note 1 HANDSET without BATTERY COVER ASS Y 2 You can download and refer to the Operating Instructions Instruction book on TSN Server G N KXTG1070FXB KXTG1070FXC KXTG1072FXB KXTGA107EXB KXTGA107EXC Ref No Part No Part Na...

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