Panasonic KX-TG7731S Service Manual

Also see for KX-TG7731S: Operating instructions

Contents

Panasonic KX-TG7731S Service Manual Manual pdf 78 page image

78KX-TG7731S/KX-TG7732S/KX-TG7733S/KX-TGA470S14.5. Schematic Diagram (Handset_Main)NC: No Components(1)(2)(3)(4)(5)(7)(6)(9)(10)(11)(12)(8)STB_DKIN_4CHG_DETCHG_CTRLCHG_CURSTB_ESTB_CKEY_LEDEEP_WPEEP_WPEEP_SCLEEP_SDAEEP_WPSTB_DLCD_RESETLCD_SIDLCD_SCLLCD_CSLCD_CDKIN_1KIN_2KIN_3KIN_4KIN_5STB_ASTB_BURXUTXSTB_CSTB_ECP_OFFBELL_LEDKEY_LEDCHG_CTRLCHG_DETUTXURXCHG_CURKIN_2HEADSET_DETLCD_CSLCD_RESETLCD_SIDLCD_SCLLCD_CDKIN_3STB_BKIN_1KIN_5STB_ASTB_ACP_OFFEEP_SDAEEP_SDAEEP_SCLEEP_SCLBELL_LEDR450.1VBATGNDC35NCGND GNDGNDGNDC43K0.1uGNDGNDC41k0.1uC11 K0.1uC13 K0.1u RA43.3kGND*C38NCGNDC5K0.1uGNDGNDVDDCC59NCC60NCR602.2kGNDGNDGNDGNDFLASH0SP73928654 1GNDGNDAVDDCVBATCP3VC40k0.1uGNDC25 K2.2uC22k0.1uVBATR2410C44K1uGNDR447kC45K0.1uGNDAGNDAVBATRA233012345678CP3VCP3VCP3VCP3VCP3VATSTPATSTNGNDURXGNDRXnTXnTXpRXONRXpTXONRSTNTESTUTXC360.1uVBATCHG_CURVBAT_MONC30 1u(1608)C291u(1608)C21 1uC690.1uC8NCGNDR66 10kR67 10kR68 10kR69 10kGNDC17 10pC1810pCKM/STM3.0VVBATR31.5kGNDGNDGNDR7100kC46 10pC31 10u(1608)C26 10u(1608)C5110u (1608)C20 10u(1608)*C81100pGNDC1539pL3C1039pC939pF12.5AGNDRA53.3k1234 5678VDDCGNDC439pGNDDOWN UPLEFTRIGHTCP4V*IC44.0V1 VOUT2 GND4CN5VCC3 SHD6CP*C581uCP3VC2220u6.3C3220u6.3C1220u6.3C900.1u(1608)C230.1uC241uC681u(1608)C32 1u(1608)C7NCGND*L6NCC3439pQ2 C271000pQ3R930kR83.3R230kQ4R610k*C561u(1608)*C571u(1608)*IC332K1A02A13A24VSS5 SDA6 SCL7 WP8 VCCIC11 GPIO[20]2 GPIO[21]23MIP3 GPIO[22]4 GPIO[23]5 GPIO[24]6 GPIO[25]7 GPIO[26]8 VDDC224HSMIN25HSMIP26MPWR27HSSPOUTP28LOUT29SPOUTN30VCCPA45TXp46RXp47RXn48GND_RF49TRSW_p50ANT_n51ATST_n52ATST_p81 GPIO[13]82 GPIO[14]83 GPIO[15]84 GPIO[16]85 GPIO[17]86 VDDIO287 GPIO[18]88 GPIO[19]89GND9 COREOUT10 VBAT11 DOUBCAPN112 DOUBCAPN13 DOUBCAPP14 DOUBCAPP115 DOUBOUT16 DCIN0/LIN017 DCIN118 DCIN219 DCIN3/LIN120 VREF21 VCCA22 MIN31SPOUTP32PWM133PWM034DCINS35XOUT36XIN37VBAT_APU38VDD_APU39VCC_IF40VDD_IF41VCC_FE42ANT43TRSW_n44TXn53TEST54RSTN55NC56VCC_VCO57GPIO[27]58VDDUSB59DM_USB/GPI2860DP_USB/GPI2961VDDC162JTAG_TDO63JTAG_TDI64JTAG_TCK65JTAG_TMS66JTAG_RTCK67 GPIO[0]/SCL_IIC68 GPIO[1]/SDA_IIC69 GPIO[2]70 GPIO[3]71 GPIO[4]72 GPIO[5]73 GPIO[6]74 GPIO[7]75 GPIO[8]76 VDDIO177 GPIO[9]78 GPIO[10]79 GPIO[11]80 GPIO[12]C330.1u VBG/CHG_MON*C7610pCP4VGND*C7710pGNDGND C6K0.1uGNDE_WPE_SCLE_SDAC79100pGNDCHG+VBATVOL_UPRE1VOL_DWRE1GNDAC89 D10pC88 D10pR263.3kC800.039uCSSIDGNDSCLCDRESETC92 K1uSOFT_ASOFT_B SOFT_CRA1NC1234 5678LED9LED7NCLED8CP3VRA333012345678TMSTCKGND_JTDITDORTCKCN3_C3CSCN3_C4RSTCN3_C8VDDCN3_C2GND(OTP)CN3_C1GNDCN3_C9VDDCN3_C10VSSCN3_C6SCLKCN3_C11V0CN3_C7SDACN3_C12XV0CN3_C5A0CN3_C13VGCN3_C14GNDCN3_C15GNDOTPR91 NCR33100kR31100kCHG_DETCHG_CTRLR21100kLED21NCLED5LED4LED20NCLED2LED1LED3LED6*LED12*LED11R50150*R51150R49NCLED10NCBAT+BAT-ASTSHARPTALK OFFWLED+-C91 1uC93 1u*Q5Q6Q9CHG-CHG+*R7047BatteryKEY BACKLIGHTBELL LEDTO RF BLOCKFLASH:1.8V / ROM:1.2VLCD_BACKLIGHT[White] (AMBER)(AMBER)CHARGETerminalB/W LCD UnitLCD BACKLIGHT(AMBER)Charge CurrentWhen on Charge1s1.2V3.0V* Start Monitor* When "SFR" commandis executed, 13.824 MHzfrequency will be output.!