Panasonic KX-TG2711B Service Manual Download Page 14 | Manualshive

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KX-TG2711/KX-TG2712/KX-TG2721/KX-TG2722/KX-TGA277

7.3.

Base Unit (Operation)

KX-TG2721 SCHEMATIC DIAGRAM (Base Unit (Operation))

ANS_LED

KEYS_E

KEYS_C

KEYIN3

MSG_LED

KEYIN1

KEYIN2

KEYS_D

ANS_LED

KEYIN3

MSG_LED

KEYIN1

KEYS_D

KEYIN2

KEYS_C

LED_VDD

KEYS_E

NC

MSG1

1

2

MSG2

1

2

MSG3

1

2

MSG4

1

2

RPT

1

2

DOWN

1

2

ERASE

1

2

SKIP

1

2

ANS

1

2

UP

1

2

STOP

1

2

LOCAT/INT

1

2

LED902

RED

LED901

RED

1

10

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Summary of Contents for KX-TG2711B

Page 1: ...G2722M KX TG2722W KX TGA277B KX TGA277M KX TGA277W Digital Cordless Phone Digital Cordless Answering System B Black Version W White Version M Metallic Grey Version for USA KX TGA277 Handset KX TG2711 Base Unit KX TG2721 Base Unit Charger Unit Model No Base Unit Handset Charger Unit Expandable Configuration for each model KX TG2711 KX TG2712 1 TG2711 1 TG2711 1 TGA277 2 TGA277 1 Up to 6 Up to 6 Up ...

Page 2: ...ematic 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 produc...

Page 3: ... 3 Specifications 6 4 Location of Controls and Components 7 5 Installation Instructions 7 6 Operating Instructions 7 7 Schematic Diagram 8 7 1 For Schematic Diagram 8 7 1 1 Base Unit Base Unit Main 8 7 1 2 Portable Portable Main 8 7 1 3 Charger Unit Charger Unit 8 7 2 Base Unit Main 10 7 2 1 KX TG2711 10 7 2 2 KX TG2721 12 7 3 Base Unit Operation 14 7 4 Portable Main 16 7 5 Charger Unit 18 8 Explo...

Page 4: ... product 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 whi...

Page 5: ...n 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 3 Discarding of P C Board When discarding P C Board delete all personal information such as telephone directory and...

Page 6: ...Ni MH battery AAA R03 size 1 2 V 550 mAh Super Heterodyne PLL synthesizer Quadrature Discriminator 13 824 MHz 83 Hz Frequency Modulation 40 bit Tone DTMF Pulse Up to 48 digits Up to 24 digits Phonebook 11 days at Standby 13 hours at Talk 0 C 40 C 32 F 104 F 20 80 relative air humidity dry Approx Approx 130 g Base Unit Portable Charger AC Adaptor PNLV226Z 120 V AC 60 Hz Standby Approx 0 1 W Maximum...

Page 7: ... Operating Instructions Instruction book on TSN Server 5 Installation Instructions Refer to the Operating Instructions Note You can download and refer to the Operating Instructions Instruction book on TSN Server 6 Operating Instructions Refer to the Operating Instructions Note You can download and refer to the Operating Instructions Instruction book on TSN Server ...

Page 8: ...s may be modified at any time with the development of new technology 7 1 3 Charger Unit Charger Unit Notes 1 DC voltage measurements are taken with voltmeter from the negative voltage line 2 The schematic diagrams may be modified at any time with the development of new technology Important Safety Notice Components identified by mark have special characteristics important for safety When replacing ...

Page 9: ...9 KX TG2711 KX TG2712 KX TG2721 KX TG2722 KX TGA277 Memo ...

Page 10: ...C895 2p C897 NC ANT1 1 2 GND GND C819 10p L804 NC C896 NC R506 10k R502 NC R503 NC R504 NC TCK TMS TDI TDO UTX URX SW1 1 2 SHORT1 SHORT2 SHORT3 SHORT4 SHORT5 IC501 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 GND 31 SPOUTP 32 PWM1 33 PWM0 34 DCINS 35 XOUT 36 XIN 37 VBAT_APU 38 VDD_APU 39 VCC_IF 40 VDD_IF 41 VCC_FE 42 ANT 43 TRSW_n 4...

Page 11: ...NC A K R164 2 7k R161 100k C168 NC R151 100k C152 0 01u R177 1k Q171 Q161 B C E C161 10u R165 27k R162 47k C167 1000p 3 0V C164 NC RA611 3 3k 1 2 3 4 5 6 7 8 RA151 1k 1 2 3 4 C342 0 1u D143 NC A K C181 NC C184 1u C321 1u C506 1u C163 NC D101 1 4 3 2 R510 10k IC611 1 A0 2 A1 6 SCL 7 WP 3 A2 8 VCC 4 GND 5 SDA C341 330u 6 3 C101 680p C102 680p C121 680p C122 680p R163 39 R152 130k R176 1k R175 3 9k R...

Page 12: ...p C895 2p C897 NC ANT1 1 2 GND GND C819 10p L804 NC C896 NC R506 10k R502 NC R503 NC R504 NC TCK TMS TDI TDO UTX URX SW1 NC 1 2 SHORT1 SHORT2 SHORT3 SHORT4 SHORT5 IC501 29 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 31 SPOUTP 32 PWM1 33 PWM0 34 DCINS 35 XOUT 36 XIN 37 VBAT_APU 38 VDD_APU 39 VCC_IF 40 VDD_IF 41 VCC_FE 42 ANT 43 TRSW_n 44 TXn 53 TEST ...

Page 13: ...111 D113 A K D133 A K D153 NC A K R164 2 7k R161 100k C168 NC R151 100k C152 0 01u R177 1k Q171 Q161 B C E C161 10u R165 27k R162 47k C167 1000p 3 0V C164 NC RA611 3 3k 1 2 3 4 5 6 7 8 RA151 1k 1 2 3 4 C342 0 1u D143 NC A K C181 NC C184 1u C321 1u C506 1u C163 NC D101 1 4 3 2 R510 10k IC611 64K EEPROM 1 A0 2 A1 6 SCL 7 WP 3 A2 8 VCC 4 GND 5 SDA C341 330u 6 3 C101 680p C102 680p C121 680p C122 680p...

Page 14: ...TIC DIAGRAM Base Unit Operation ANS_LED KEYS_E KEYS_C KEYIN3 MSG_LED KEYIN1 KEYIN2 KEYS_D ANS_LED KEYIN3 MSG_LED KEYIN1 KEYS_D KEYIN2 KEYS_C LED_VDD KEYS_E NC MSG1 1 2 MSG2 1 2 MSG3 1 2 MSG4 1 2 RPT 1 2 DOWN 1 2 ERASE 1 2 SKIP 1 2 ANS 1 2 UP 1 2 STOP 1 2 LOCAT INT 1 2 LED902 RED LED901 RED 1 10 ...

Page 15: ...15 KX TG2711 KX TG2712 KX TG2721 KX TG2722 KX TGA277 Memo ...

Page 16: ... C104 NC C39 k0 1u GND R7 820 R10 30k Q4 Q6 R9 30k Q5 R4 4 3 3216 C19 K1000p R8 10k GND C47 1u C866 K1u GND IC3 16K 1 A0 2 A1 3 A2 4 VSS 5 SDA 6 SCL 7 WP 8 VCC X1 10 368M 1 3 2 C20 NC GND R30 1 5k RA32 120 1 2 3 4 5 6 7 8 LED21 LED22 LED23 IC5 3 RF_RXp 4 VSS_LNA2 5 RFP1 6 RFP0 7 REF_RES 8 AVS_XTAL 9 XTAL2 10 XTAL1 11 AVD_XTAL 50 P1_6 PON 51 VDD3 52 P2_7 BXTAL 53 P1_5 INT5 RDI VDDE 54 P1_4 INT4 TDO...

Page 17: ...2 SOCn 33 CHARGE_CTRL 47 CP_C2y 48 CP_VOUT1 49 CP_VOUT2 23 VREFm 24 LSRp 34 P1_7 CHARGE 35 P3_1 DP1 PAOUTp 36 VDDPA 45 CP_C1y 46 CP_VBAT2 37 P3_0 DP0 PAOUTn 18 P3_2 CIDINp 19 VREFp 20 CIDINn MICp 21 CIDOUT MICn 22 MICh 38 CP_VBAT1 39 NC1 40 NC2 41 VDD2 42 VBAT 43 CP_C1x 44 CP_C2x C75 NC VREFm VREFm C859 10p GND GND R95 NC C95 NC R94 NC GND C94 NC C801 10p RF_RXn RF_RXp RF_TXp RF_TXn GND GND C862 1...

Page 18: ...18 KX TG2711 KX TG2712 KX TG2721 KX TG2722 KX TGA277 7 5 Charger Unit SCHEMATIC DIAGRAM Charger Unit J1 2 1 G A K TP1 TP2 F1 R1 1 0 5W R2 D1 1 0 5W ...

Page 19: ...O code Example ABS 94HB of the remarks column shows quality of the material and a flame resisting grade about plastics Note 1 You can download and refer to the Operating Instructions Instruction book on TSN Server Safety Ref No Part No Part Name Description Remarks A1 PQJA10075Z CORD TELEPHONE A2 PNLV226Z AC ADAPTOR A3 PNQX6299Y INSTRUCTION BOOK 1 A4 PNLC1030ZW CHARGER UNIT for KX TG2712W for KX T...

Page 20: ... KX TG2711 KX TG2712 KX TG2721 KX TG2722 KX TGA277 RAD KXTG2711B KXTG2711M KXTG2711W KXTG2712B KXTG2712M KXTG2712W KXTG2721B KXTG2721M KXTG2721W KXTG2722B KXTG2722M KXTG2722W KXTGA277B KXTGA277M KXTGA277W ...

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