TK-531087BLOCK DIAGRAMTC75W51FK(F)SWSW2SJ243-A, SSM3K15TE(F)SWSSM3K15TE(F)SWTC7W66FK-FAF ampAF ampEXT SPINTSPAmp5MINTMIC1INTMIC2(NoiseCancel)5M 5VSPamp5VSPampINAFCEXAFCAVR2SB798(DL,DK),UMG3NSWSSM3K15TE(F)5AC+B3.6V DC/DCConverter5.6VDETCE+B 3.3VRegulator3.3VRegulator1.5V DC/DCConverter2.5VRegulator33M 33A 25D 15DPWR5VRegulator5MLM4906LDLM4906LD16keymatrixshiftregisterBU4094BCFVx3KEYscanCLK,DAT,OE,KES 33MINT/EXT gain control5VSPampLED BACK LIGHTAVR2SB798(DL,DK),2SC4617(S)LCD BACK LIGHTPTTSWSW+B5ACORANGEKEYCONCENTRICSWCH_ACH_BCH_CCH_DTGL1TGL2SELECTORKNOBKINKINKINTGL0CH_ACH_BCH_CCH_DTGL0TGL1TGL2SSM6L05FUSSM6L05FU+B+BPOWERSW/Volume33MVoLMICTC75W51FK(F)15VLMC7101BIM5LCDV7.8~8.9VLCDTXLEDBUSYLED1SS301FXC6204B332M XC6204B332M XC6204B252M XC9225A15CMTK11250CUCBXC61CC5602NRINT MIC1INT MIC228MXC6204B302M1SS388F15V DC/DCConverterSwitchingTransistor/Diode15VXC9101D09AKRSSM5H01TUSB1X57-7250-XX B/5(Control Unit)AFX57-7250-XX C/5X57-7250-XX A/5(TX-RX Unit)X57-7250-XX A/5(TX-RX Unit)SIDE KEYIC800Q803Q804Q801 Q800D703IC707 IC708 IC711 IC709IC704IC801,IC802,IC803Q710 TPC6108-FD704 HRB0502AIC710 XC6365D103MIC706IC705 IC701 IC703IC702Q708Q706 Q705Q704 Q703Q702 Q701Q700IC713Q711IC705IC712D7012SJ243-A, SSM3K15TE(F)PTT3.0VRegulatorSWQ713UM6K1NQ712UM6K1NCE CE CECESW CE+B