Acer AL922 AL922 Monitor Service Guide - Page 66

5 4 3 2 1 C11 0.1uF C12 0.1uF C13 0.1uF C14 0.1uF C15 0.1uF C16 0.1uF C17 0.1uF C18 0.1uF C19 0.1uF C20 0.1uF 3.3V_DVDD C21 0.1uF C22 0.1uF 3.3V_AVDD U4 2.5V_VDD 3.3V_DVDD 2 20 37 53 67 81 97 111 129 148 144 139 203 26 88 134 153 155 176 182 188 RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD RVDD VDD_DPLL_3.3 VDD_SDDS_3.3 VDD_DDDS_3.3 CVDD_2.5 CVDD_2.5 CVDD_2.5 CVDD_2.5 VDD2_ADC_2.5 VDD1_ADC_2.5 VDD_RX2_2.5 VDD_RX1_2.5 VDD_RX0_2.5 +3.3V L1 GND 3.3V_AVDD D BLM21P300S C24 C25 C26 C27 C28 C29 C30 C31 C32 C33 C34 C35 C36 22uF 6.3V 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF GND 2.5V_AVDD 141 146 150 173 181 187 193 196 164 168 172 160 AVDD_DDDS AVDD_SDDS AVDD_RPLL AVDD_IMB AVDD_RX2 AVDD_RX1 AVDD_RX0 AVDD_RXC 3.3V_A AVDD_BLUE AVDD_GREEN AVDD_RED AVDD_ADC +2.5V L3 2.5V_VDD C37 0.1uF C38 0.1uF C39 0.1uF C40 0.1uF C41 0.1uF C42 0.1uF C43 0.1uF C44 0.1uF C45 0.1uF GND 2.5V_AVDD 3.3V_AVDD 3.3V_AVDD 3.3V_DVDD R66 R67 10K 10K 199 VDD_RXPLL_2.5 175 178 184 190 197 198 157 158 161 165 169 149 145 140 AGND_IMB AGND_RX2 AGND_RX1 AGND_RX0 AGND_RXC AGND_RXPLL SGND_ADC AGND AGND_ADC AGND_BLUE AGND_GREEN AGND_RED AVSS_RPLL AVSS_SDDS AVSS_DDDS BLM21P300S C46 22uF 6.3V GND C47 0.1uF C48 100pF C 3.3V_DVDD C51 0.1uF GND U5 1 2 3 4 A0 A1 A2 GND VCC WP SCL SDA 8 7 6 5 AT24C16-10SC-1.8 R24 R25 10K 10K SCL SDA GND C49 22pF X1 14.318MHz C50 22pF SHT-5 PPWR SHT-7 PBIAS TCLK XTAL SHT-3 PCDETECTA SHT-3 PCDETECTD SHT-3 HFSn SHT-3 HCLK SHT-3 DDC_SCL SHT-3 DDC_SDA SHT-3 RED+ SHT-3 RED- SHT-3 GREEN+ SHT-3 GREEN- SHT-3 BLUE+ SHT-3 BLUE- SHT-3 HSYNC R26 SHT-3 VSYNC 0R SHT-3 RXC+ SHT-3 RXC- SHT-3 RX2+ SHT-3 RX2- SHT-3 RX1+ SHT-3 RX1- SHT-3 RX0+ SHT-3 RX0- /WR TCLK XTAL GND LCDON BLKON A17 A16 /RESET 3.3V_DVDD 113 114 PPWR PBIAS 152 151 TCLK XTAL 206 207 208 1 205 204 GPIO20 GPIO19 GPIO18 GPIO17 GPIO16/HFSn GPIO22/HCLK 6 7 DDC_SCL DDC_SDA 5 50 RESETn GPIO11/ROM_WEn 171 170 167 166 163 162 137 136 159 RED+ REDGREEN+ GREENBLUE+ BLUEHSYNC VSYNC ADC_TEST 194 195 179 180 185 186 191 192 RXC+ RXCRX2+ RX2RX1+ RX1RX0+ RX0- RMADDR[0..15] R27 1K 174 1% REXT B 3.3V_DVDD RMADDR15 R30 RMADDR14 R31 RMADDR13 R32 RMADDR12 R33 RMADDR11 R34 RMADDR10 R35 RMADDR9 R36 RMADDR8 R37 RMADDR7 R40 RMADDR6 R41 RMADDR5 R42 RMADDR4 R43 RMADDR3 R44 RMADDR2 R45 RMADDR1 R46 RMADDR0 R47 NC/10K 10K NC/10K NC/10K NC/10K NC/10K 10K 10K NC/10K NC/10K NC/10K NC/10K NC/10K NC/10K NC/10K NC/10K RM-15 RM-14 OSC-SEL RM-A12 RM-A11 RM-A10 OCM-START H-PORT-EN H-PROTO SCLPOL RM-A5 RM-A4 RM-A3 RM-A2 RM-A1 RM-A0 A17 R29 A16 NC/0 +5V R38 10K R39 10K +5V R48 +5V 10K R28 RMADDR15 RMADDR14 RMADDR13 RMADDR12 RMADDR11 RMADDR10 RMADDR9 RMADDR8 RMADDR7 RMADDR6 RMADDR5 RMADDR4 RMADDR3 RMADDR2 RMADDR1 RMADDR0 10K FLASH_OEn U6 AT49HF/F010-45JC 31 WE 30 2 3 29 28 4 25 23 26 27 5 6 7 8 9 10 11 12 NC/A17 A16 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 24 22 OE CE DQ7 DQ6 DQ5 DQ4 DQ3 DQ2 DQ1 DQ0 21 20 19 18 17 15 14 13 NC 1 VCC GND 32 16 RMDATA7 RMDATA6 RMDATA5 RMDATA4 RMDATA3 RMDATA2 RMDATA1 RMDATA0 +5V RMDATA[0..7] RMADDR15 RMADDR14 RMADDR13 RMADDR12 RMADDR11 RMADDR10 RMADDR9 RMADDR8 RMADDR7 RMADDR6 RMADDR5 RMADDR4 RMADDR3 RMADDR2 RMADDR1 RMADDR0 RMDATA7 RMDATA6 RMDATA5 RMDATA4 RMDATA3 RMDATA2 RMDATA1 RMDATA0 8 9 10 11 12 13 14 15 ROM_ADDR15 ROM_ADDR14 ROM_ADDR13 ROM_ADDR12 ROM_ADDR11 ROM_ADDR10 ROM_ADDR9 ROM_ADDR8 16 17 18 19 22 23 24 25 ROM_ADDR7 ROM_ADDR6 ROM_ADDR5 ROM_ADDR4 ROM_ADDR3 ROM_ADDR2 ROM_ADDR1 ROM_ADDR0 28 29 30 31 32 33 34 35 ROM_DATA7 ROM_DATA6 ROM_DATA5 ROM_DATA4 ROM_DATA3 ROM_DATA2 ROM_DATA1 ROM_DATA0 GND 32-Pin PLCC Socket GND ROM_OEn 36 ROM_OEn SW1 SW PUSHBUTTON GND +5V C52 0.1uF GND gm5115 Family PQFP208 GND 3 21 38 54 68 82 98 112 130 RVSS RVSS RVSS RVSS RVSS RVSS RVSS RVSS RVSS DCLK DEN DVS DHS 118 115 117 116 PD47/OB7 PD46/OB6 PD45/OB5 PD44/OB4 PD43/OB3 PD42/OB2 PD41/OB1 PD40/OB0 110 109 108 107 106 105 104 103 PD39/OG7 PD38/OG6 PD37/OG5 PD36/OG4 PD35/OG3 PD34/OG2 PD33/OG1 PD32/OG0 102 101 100 99 96 95 94 93 PD31/OR7 PD30/OR6 PD29/OR5 PD28/OR4 PD27/OR3 PD26/OR2 PD25/OR1 PD24/OR0 92 91 90 87 86 85 84 83 PD23/EB7 PD22/EB6 PD21/EB5 PD20/EB4 PD19/EB3 PD18/EB2 PD17/EB1 PD16/EB0 80 79 78 77 76 75 74 73 PD15/EG7 PD14/EG6 PD13/EG5 PD12/EG4 PD11/EG3 PD10/EG2 PD9/EG1 PD8/EG0 72 71 70 69 66 65 64 63 PD7/ER7 PD6/ER6 PD5/ER5 PD4/ER4 PD3/ER3 PD2/ER2 PD1/ER1 PD0/ER0 62 61 60 59 58 57 56 55 TCON_OSP TCON_OPOL TCON_OINV TCON_ESP TCON_EPOL TCON_EINV TCON_RSP2 TCON_RSP3 TCON_RCLK GPIO10/TCON_ROE3 GPIO9/TCON_ROE2 TCON_ROE 119 120 121 122 123 124 125 126 127 49 48 128 GPIO4/UART_D1 GPIO5/UART_D0 44 45 GPIO13/NVRAM_SCL GPIO12/NVRAM_SDA GPIO21/IRQINn GPIO21/IRQn GPIO7/TCON_TDIV GPIO6/TCON_SHC GPIO3/TIMER1 GPIO2/PWM2 GPIO1/PWM1 GPIO0/PWM0 52 51 39 4 47 46 43 42 41 40 BLM21P300S L2 R63 0 R65 0 R64 0 OB7 OB6 OB5 OB4 OB3 OB2 OB1 OB0 OG7 OG6 OG5 OG4 OG3 OG2 OG1 OG0 OR7 OR6 OR5 OR4 OR3 OR2 OR1 OR0 EB7 EB6 EB5 EB4 EB3 EB2 EB1 EB0 EG7 EG6 EG5 EG4 EG3 EG2 EG1 EG0 ER7 ER6 ER5 ER4 ER3 ER2 ER1 ER0 LVDS_EN RXD TXD GPIO13/NVRAM_SCL GPIO12/NVRAM_SDA GPIO8/IRQINn GPIO21/IRQn GPIO7 GPIO6 GPIO3/TIMER1 GPIO2/PWM2 GPIO1/PWM1 GPIO0/PWM0 VSS_DPLL VSS_SDDS VSS_DDDS Int_Test CLKOUT 201 N/C N/C Reserved Reserved 200 142 132 131 GND GND1_ADC GND2_ADC GND_RX2 GND_RX1 GND_RX0 CVSS CVSS CVSS CVSS CVSS 147 143 138 156 154 177 183 189 27 89 133 135 202 NC/CN3 E&T 96113-0512 DCLK SHT-5,6 DEN SHT-5,6 D DVS SHT-5,6 DHS SHT-5,6 OB[0..7] SHT-5,6 OG[0..7] SHT-5,6 OR[0..7] SHT-5,6 EB[0..7] SHT-5,6 C EG[0..7] SHT-5,6 ER[0..7] SHT-5,6 LVDS_EN SHT-5 AUDIO_ON SHT-5 B SCL SDA LED_Y LED_G KEY DOWN KEY RIGHT KEY ONOFF KEY LEFT KEY UP BRI_ADJ SHT-3 SHT-3 SHT-5 SHT-5 SHT-5 SSHHTT-5-5 SHT-5 SHT-5 SHT-5 4 3 2 1 A 3.3V_DVDD U7 Reset Circuit VCC Reset GND 3 2 1 MCP809-300 BAV99L SIZE GND /RESET 5 4 A +3.3V TXD RXD Title CTRL/B VL-901,VGA INPUT Size Document Number C 401A78 Rev 1B Date: Thursday, July 04, 2002 Sheet 4 of 7 3 2 1