Samsung SGH-P310 Service Manual - Page 67

Samsung SGH-P310 Manual

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Flow Chart of Troubleshooting and Circuit Diagrams 9-31 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization GSM_TX_EN DPCS_TX_EN GSM_OUT DPCS_OUT C109 C110 PAC_EN DCS_PAM_IN BAND_SEL VPC GSM_PAM_IN SAT_DET ANT RFS100 G 4 3C 2A 1G C100 C103 L100 6 F101 4 VC1 2 VC2 5 NC ANT 3 EGSM_TX 1 D|PCSTX EGSMRX 12 EGSMRX 13 DCSRX 10 DCSRX 11 PCSRX 8 PCSRX 9 GG 7 14 L101 L102 L103 L104 L105 L106 R139 C101 R101 C137 C138 C139 C102 ANT100 ANT102 TX_EN VPC GSM_PAM_I N DCS_PAM_IN VBAT RTXQP RTXQN RTXIN VRF RTXIP MOD_SEL 41 GND 40 TXHB 39 TXLB 38 QP|TX_QP 37 QM|TX_QM 36 IM|TX_IM 35 IP|TX_IP 34 VDIGENA 33 LOMON 32 VCC3 1 VCC1 2 TXENA 3 VPC 4 850LNA_N 5 850LNA_P 6 900LNA_N 7 900LNA_P 8 1800LNA_N 9 1800LNA_P 10 1900LNA_N 11 1900LNA_P UCD100 31 NC 30 NC 29 NC 28 NC 27 CHIPENA 26 SXENA 25 CLK 24 LATCHENABLE 23 DATAIN 22 VCC2 21 XTAL C105 VBAT C106 C107 1UF XOENA SX_EN SERCLK SERLE SERDAT CLK13M_RF 12 RXENA 13 VCC4 14 TXRFIN 15 VAPC 16 COMPP 17 COMPN 18 LPFADJ 19 13MHZ_26MHZ|XBUF 20 XTUNE C108 RX_EN TX_FB VAPC R107 SAT_DET C112 C113 R117 R134 VBAT PAM100 1 ENA COUP_OUT 16 2 DCS|PCS_IN GND 15 3 BS DCS|PCS_OUT 14 4 VSUP GND 13 5 VBATT GSM_OUT 12 6 VPC GND 11 7 GSMIN 8 RSVD GND 17 GND 10 GND 9 R110 R111 R112 C140 L107 C141 L108 TX_FB R135 DPCS_OUT GSM_OUT C123 C120 C121 C122 VCCD_1.8CON 1.8V VBAT 3.8V BT_1.8V C114 R109 BT_1.8V C115 PCM_OUT PCM_IN PCM_SYNC PCM_CLK BT_TXD BT_RXD C116 VDD_1.8V 18 VDD_IO 17 VDD_REG 16 ANT 12 25 USB_D26 USB_D+ 3 5 PCM_OUT PCM_IN 4 PCM_SYNC 6 PCM_CLK 8 9 UART_RX UART_TX 10 7 UART_CTS UART_RTS MOD101 PIO_0 14 PIO_1 PIO_2 15 24 PIO_3 PIO_4 1 19 PIO_5 20 PIO_6 21 PIO_7 22 PIO_8 PIO_9 28 29 PIO_10 27 RESETB 2 ANT101 R114 0 3 21 R137 R138 30 GND 23 GND 13 GND 11 GND BT_PD R136 R128 C134 U100 1 STBY NC 5 2 GND 3 VINVOUT 4 GND 6 C135

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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting and Circuit Diagrams
9-31
This Document can not be used without Samsung's authorization
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