Acer AL1922R AL1922r Service Guide - Page 48

TSU56AK VAD VPLLVDVI VDPLL VPO VDD 2 VCC3.3 18 87 97 117 126 21 84 94 104 114 11 53 AVDD_PLL 45 51 35 AVDD_MPLL 55 65 U401 VDDP VDDP VDDP VDDP VDDP AVDD_DVI AVDD_DVI AVDD AVDD 3 RIN 3 GNDR 3 GIN 3 GNDG 3 SOG 3 BIN 3 GNDB 3 HSYNC 3 VSYNC 63 62 60 RIN0 RIN0M 59 61 58 57 37 GIN0 GIN0M SOGIN0 BIN0 BIN0M 38 29 28 HSYNC0 VSYNC0 DDC1_CLK/GPO8 DDC1_DAT/GPO7 3 3 3 3 3 3 3 3 VDVI R+ RG+ GB+ BCLK+ CLK- R403 390` 1/16W 40 41 43 44 46 47 49 50 52 R+ RG+ GB+ BCK+ CKREXT C401 0.1uF 66 REFP 67 REFM TSU56AK VDDP VDDP VDDC VDDC VDDC VDDC LVA3P LVA3M LVACKP LVACKM LVA2P LVA2M LVA1P LVA1M LVA0P LVA0M 102 PA0 103 PA1 106 PA2 107 PA3 108 PA4 109 PA5 110 PA6 111 PA7 112 PA8 113 PA9 NC/LVB3P NC/LVB3M NC/LVBCKP NC/LVBCKM NC/LVB2P NC/LVB2M NC/LVB1P NC/LVB1M NC/LVB0P NC/LVB0M 118 PB0 119 PB1 120 PB2 121 PB3 122 PB4 123 PB5 124 PB6 125 PB7 128 PB8 1 PB9 VCC3.3 FB401 VPO 600 OHM 2 C405 + 10uF/16V C406C407C408C409C410C411C412C413 0.1uF0.1uF0.1uF0.1uF0.1uF0.1uF0.1uF0.1uF VCC2.5 PA[0..9] PA[0..9] 5 PB[0..9] PB[0..9] 5 2 VAA1 2 VAA2 6 CSZ 6 SCL 6 SDA 6 HWRESET 6 INT 69 71 CSZ 70 32 72 SCL SDA HWRESETZ INT 2 AdjBACKLITE 6 Volume C402 22pF X401 14.318MHz C403 22pF C404 0.1uF 73 74 PWM0 PWM1 33 XIN 34 XOUT 3 2 BYPASS AVSS_LPLL 68 56 64 AVSS AVSS AVSS 36 AVSS_MPLL 54 AVSS_PLL 39 42 AVSS_DVI 48 AVSS_DVI AVSS_DVI 10 20 85 95 GNDP GNDP GNDP 105 115 127 GNDP GNDP GNDP GNDP VCC5V R407 R405 R404 R406 10K` 1/16W 10K` 1/16W 10K` 1/16W 10K` 1/16W 30 ADO/NC AD1/NC AD2/NC AD3/NC 77 78 31 BUS TYPE/NC 6 AD0 AD1 AD2 AD3 VCC3.3 6 6 6 R402 6 100` 1/16W R401 NC GNDC GNDC GNDC GNDC Direct Bus 3-WIRE R401 NC 4.7K R402 4.7K NC 96 116 19 86 2 VAA3 2 VAA4 VCC2.5 FB402 VDD 600 OHM C414 + 10uF/16V C415C416C417C418 0.1uF0.1uF0.1uF0.1uF VAA1 FB403 VAD 600 OHM C419 + 10uF/16V C420C421 0.1uF0.1uF VAA2 FB404 VPLL 600 OHM C422 + 10uF/16V C423 0.1uF VAA3 FB405 VDVI 600 OHM C424 + 10uF/16V C425C426 0.1uF0.1uF VAA4 FB406 VDPLL 600 OHM C427 + 10uF/16V C428 0.1uF 48