Samsung GT-B7702 Service Manual

SAMSUNG Proprietary-Contents may change without noticeFlow Chart of Troubleshooting9-2This Document can not be used without Samsung's authorizationNCR505VBATT_4.2_3.3VVDD_USB_3.3VUSB_LDO_5VC529VDD_IO_HIGH_2.9VC516BAT500C509R502C510VDD_LCR_LOW_1.8VR504OSC500VDD_RX_2.8VC519C508C505C528VDD_MEM_CORE_1.8VTP502VBATT_4.2_3.3VL502C514C526C511VDD_IO_LOW_1.8VVBATT_4.2_3.3VC503VDD_LCR_HIGH_3.3VC506C500AVDD_HFA_2.6VC521SHORT0603VDD_BT_1.8VVDD_IO_LOW_1.8VR503R508TP500VINTC512C507C527R507VINTVDD_IO_HIGH_2.9VC525AVDD_2.6VVDD_TX_2.6VC530C513C502C517VDD_TX_2.6VTP503VHIGHVBATT_4.2_3.3VVDD_GSM_CORE_1.2VVDD_IO_3.3VVHIGHVINTTP501VDD_SLEEP_2.9VR528C504VDD_PLL_1.2VD5REC1_ND6 GPIO56GNDD7NCD8 GPO1B6 PWREN5B7 PWREN3B8 PWREN2B9 PWREN1D1SCUSBD2NC D3NCD4 GPO1VINB39VINTB4RSTMEM_NB40 NCB41 OSCOB42NCB43VINTB44CCSETB5 INT_NB31USIMVINB32RF3RF4VINB33RF1RF2VINB34 GPO2VINB35 NCB36 NCB37MICBIASVDDB38REFCB24 NCB25 NCB26IOVINB27D3D4VINB28USBVINB29D1D2VINB3 DCD2FBB30VCCB17NCB18 NCB19HCVDDB2LCVINB20 NCB21D6VDDSCLB22B23 NCB1VBATSENSEB10 GPIO1B11 GPIO3B12 GPIO6B13CLK32KB14USIMACTB15 USIMPRESB16 SHUTDOWNA53VBUSVCHG A54A55VCHGA56 REC2_NA6 DCD2LXA7 DCD1VINA8 PWREN4A9 DCD1LXA46NCA47VSAVEA48REFGNDA49VHIGHA5 DCD2VINA50 NCA51 NCA52 OSCIA39RF4VDDA4NCA40RF3VDDA41RF2VDDA42RF1VDDA43GPO2A44NCA45 NCA31NC A32NCIOVDDA33A34D4VDDA35D3VDDUSBVDD A36A37D2VDDA38D1VDDA24NCA25NCA26D5D6VINA27D5VDDA28 SDAA29NCLCVDD A3A30VINTA17NCA18NCA19 GNDA2VBATA20 ONKEY_NA21NCA22 GNDA23HCVINA1VBATA10 DCD1FBGPIO2A11A12 GPIO4A13NCA14 GPIO5A15NCA16 RSTHC_NU5021 GND2NC 3NCVDD_SYN_2.8VL501R506TA500VDD_RX_TX_2.8VC522C524C515SIMVCC_M_3.0VL500C518D4VDD_1.2VC520USB_VBUS_5VAUX_ONPMU_INT_MGSM_REF_ON_PMUDVM1DVM2SDA1SCL1RSTONUSB_SUSPENDSIM_OFFKEY_POWER_ONG2_REF_ON32KHZ_DIGITCCSET