Acer AL2021 AL2021 Service Guide - Page 43

+1.8V_CORE C58 22uF/25V C57 22uF/25V C147 0.1uF/6 C154 0.1uF/6 C150 0.1uF/6 C141 0.1uF/6 C138 0.1uF/6 C135 0.1uF/6 C140 0.1uF/6 C139 0.1uF/6 C137 0.1uF/6 C136 0.1uF/6 C122 0.1uF/6 C145 0.1uF/6 C153 0.1uF/6 C146 0.1uF/6 GND +2.5V_DDR +1.8V_CORE C37 22uF/25V C45 22uF/25V C124 0.1uF/6 C125 0.1uF/6 C123 0.1uF/6 C129 0.1uF/6 C121 0.1uF/6 C120 0.1uF/6 C119 0.1uF/6 C130 0.1uF/6 C116 0.1uF/6 C128 0.1uF/6 C127 0.1uF/6 C126 0.1uF/6 C40 0.1uF/6 C118 0.1uF/6 C42 0.1uF/6 K17 GND +3.3V_I/O_MALIBU C46 22uF/25V C55 22uF/25V C164 0.1uF/6 C167 0.1uF/6 C172 0.1uF/6 C173 0.1uF/6 C134 0.1uF/6 C117 0.1uF/6 C115 0.1uF/6 C151 0.1uF/6 C158 0.1uF/6 C160 0.1uF/6 C163 0.1uF/6 GND +1.8V_DVI +3.3V_DVI +3.3V_DVI 3 DVI_SCL 3 DVI_SDA 3 RX0+ 3 RX03 RX1+ 3 RX13 RX2+ 3 RX23 RXC+ 3 RXC- R54 249 1% N4 N3 A8 B8 A9 B9 A10 B10 A6 B6 D5 C5 B11 DVI_SCL DVI_SDA RX0+ RX0RX1+ RX1RX2+ RX2RXC+ RXCNO_CONNECT NO_CONNECT REXT C161 0.1uF/6 C159 0.1uF/6 C156 0.1uF/6 C152 0.1uF/6 C54 22uF/25V C157 0.1uF/6 C143 0.1uF/6 C149 0.1uF/6 C155 0.1uF/6 C162 0.1uF/6 GND GND Route (VIN1/ADC_IN1, ADC1_RETURN) and (VIN2/ADC_IN2, ADC2_RETURN) as differential tracks close to each other and ground the return track of each pair very close to the Malibu D12 ball and ground pin Optional Filter Caps in between a pair on LBADC differential tracks close to the Malibu chip ADC_IN1 ADC1_RETURN C51 0.1uF/6 ADC_IN2 GND C50 3 BLUE3 BLUE+ 3 GREEN3 GREEN+ 3 RED3 RED+ 3 SOG B1 B2 C1 C2 D1 D2 C3 A1 +3.3V_PLL +3.3V_PLL 3 VGA_SCL 3 VGA_SDA N2 N1 22pF/6 C68 C67 22pF/6 3 AHS 3 AVS L4 L3 R4 X1 14.318MHz R77 3.3K XTAL G4 TCLK G3 F1 K3 ACS_RSET_HD K2 C19 GND B19 A19 D18 C18 B18 A18 C17 R78 10K/6 A23 C22 B22 A22 GND D21 C21 B21 A21 ADC2_RETURN 0.1uF/6 GND +3.3V_LBADC B25 A25 D24 C24 R37 B24 10K/6 A24 C23 B23 CN4 1 2 3 4 5 6 R49 22/6 R53 22/6 R60 22/6 R66 22/6 R116 22/6 4501-06P-R GND ADC_IN2 ADC_IN1 LED_GRN LED_ORANGE LED_BLUE + R44 10K/6 R45 10K/6 C49 22uF/25V GND +3.3V_DIG R33 10K/6 R31 10K/6 LED2_KEYPAD LED_KEYPAD CN3 1 2 3 4 GND 7 PWM0 7 PWM1 GND ADC_IN3 GND +5V TXD RXD A20 B20 C20 D19 D20 B17 PWM0 C26 PWM1 C25 PWM2 D26 D25 A12 B12 C12 D12 C16 B16 A16 D15 C15 B15 A15 D14 KeyPad connector +12V 4606-04-04P-R/NS A17 A14 GND B14 C14 R27 1K/6 R117 0/6 LED_ORANGE D16 R28 1K/6 R118 0/6 LED_GRN BLUEBLUE+ GREENGREEN+ REDRED+ SOG NO_CONNECT VGA_SCL VGA_SDA AHSYNC AVSYNC EXTCLK XTAL TCLK NO_CONNECT NO_CONNECT ACS_RSET_HD VRED0 VRED1 VRED2 VRED3 VRED4 VRED5 VRED6 VRED7 VGRN0 VGRN1 VGRN2 VGRN3 VGRN4 VGRN5 VGRN6 VGRN7 VBLU0 VBLU1 VBLU2 VBLU3 VBLU4 VBLU5 VBLU6 VBLU7 VCLK VODD VVS VHS_CSYNC VDV VCLAMP PWM0 PWM1 PWM2 OCM_TIMER1 LBADC_IN3 LBADC_IN2 LBADC_IN1 LBADC_RETURN SVDATA0 SVDATA1 SVDATA2 SVDATA3 SVDATA4 SVDATA5 SVDATA6 SVDATA7 SVDV SVODD SVVSYNC SVHSYNC SVCLK MMBT3904L LED_KEYPAD R30 4.7K/6 1 3 M1 M2 OCM_UDO OCM_UDI MMBT3904L Q8 LED2_KEYPAD R32 4.7K/6 1 2 3 Q9 GND GND MSTR_SCL MSTR_SDA /RESET IR1 IR0 K1 M4 M3 /RESET IR1 MSTR_SCL MSTR_SDA P4 P3 IR0 MSTR_SCL MSTR_SDA 2 GND 6 /OCM_WE 6 /OCM_RE 6 /ROM_CS FSVREF +1.8V_ADC C38 0.1uF/6 C39 0.1uF/6 C63 0.1uF/6 C62 0.1uF/6 GND GND +3.3V_ADC LED2_KEYPAD C70 C168 22uF/25V 0.1uF/6 C175 0.1uF/6 C171 0.1uF/6 C169 0.1uF/6 GND +3.3V_PLL C177 0.1uF/6 C174 0.1uF/6 C176 0.1uF/6 C178 0.1uF/6 C165 0.1uF/6 C170 0.1uF/6 C166 0.1uF/6 C77 22uF/25V 25V GND +3.3V_LVDSA C44 C131 22uF/25V 0.1uF/6 25V GND C133 0.1uF/6 C132 0.1uF/6 +3.3V_LVDSB +3.3V_LVDS C47 0.1uF/6 GND C52 C144 22uF/25V 0.1uF/6 25V C142 0.1uF/6 C148 0.1uF/6 GND R121 +12V R119 1K/6 6 OCMADDR[0..19] R120 100/6 LED_BLUE MMBT3904L 3 Q11 2 4.7K/6 1 R122 1K/6 GND 6 OCMDATA[0..7] /OCM_WE /OCM_RE /OCM_CS R3 R2 R1 /OCM_WE /OCM_RE L1 L2 P2 P1 /ROM_CS /OCM_INT2 /OCM_INT1 /OCM_CS2 T4 /OCM_CS1 /OCM_CS0 OCMADDR19 T3 OCMADDR18 T2 OCMADDR17 T1 OCMADDR16 U4 OCMADDR15 U3 OCMADDR14 U2 OCMADDR13 U1 OCMADDR12 V4 OCMADDR11 V3 OCMADDR10 V2 OCMADDR9 V1 OCMADDR8 W3 OCMADDR7 W2 OCMADDR6 W1 OCMADDR5 Y3 OCMADDR4 Y2 OCMADDR3 Y1 OCMADDR2 AA3 OCMADDR1 AA2 OCMADDR0 AA1 OCMADDR19 OCMADDR18 OCMADDR17 OCMADDR16 OCMADDR15 OCMADDR14 OCMADDR13 OCMADDR12 OCMADDR11 OCMADDR10 OCMADDR9 OCMADDR8 OCMADDR7 OCMADDR6 OCMADDR5 OCMADDR4 OCMADDR3 OCMADDR2 OCMADDR1 OCMADDR0 AB3 AB2 AB1 AC3 AC2 AC1 AD1 AE1 OCMDATA7 AF1 OCMDATA6 AD2 OCMDATA5 AE2 OCMDATA4 AF2 OCMDATA3 AD3 OCMDATA2 AE3 OCMDATA1 AF3 OCMDATA0 AD4 OCMDATA15 OCMDATA14 OCMDATA13 OCMDATA12 OCMDATA11 OCMDATA10 OCMDATA9 OCMDATA8 OCMDATA7 OCMDATA6 OCMDATA5 OCMDATA4 OCMDATA3 OCMDATA2 OCMDATA1 OCMDATA0 A13 U14 D_GND L15 M15 P15 R15 U15 M11 D_GND D_GND D_GND D_GND D_GND D_GND CORE_1.8 CORE_1.8 CORE_1.8 CORE_1.8 CORE_1.8 CORE_1.8 U17 U11 L16 T16 T17 L11 N11 D_GND CORE_1.8 K10 R11 P16 N17 N10 R10 D_GND D_GND D_GND D_GND D_GND CORE_1.8 CORE_1.8 CORE_1.8 CORE_1.8 CORE_1.8 K16 T11 U16 U10 K11 K12 D_GND CORE_1.8 K23 L12 D_GND VDDA18_DLL M13 D_GND M12 D_GND N12 D_GND P12 D_GND T12 D_GND U12 D_GND L13 D_GND N13 D_GND R13 D_GND L10 D_GND T13 D_GND T10 D_GND K14 D_GND L14 D_GND N14 D_GND P14 B13 K25 D_GND D_GND D_GND IO_3.3 IO_3.3 IO_3.3 IO_3.3 IO_3.3 IO_3.3 IO_3.3 IO_3.3 IO_3.3 IO_3.3 IO_3.3 LBACD-33 FS_2.5 FS_2.5 FS_2.5 FS_2.5 FS_2.5 FS_2.5 FS_2.5 FS_2.5 FS_2.5 FS_2.5 FS_2.5 FS_2.5 FS_2.5 FS_2.5 FS_2.5 D17 D23 AC4 AC6 AC8 AC10 D22 AA4 W4 AB4 Y4 C13 H23 J23 M23 P23 L23 T23 V23 R23 Y23 AA23 AB23 AC23 W23 F23 E23 +3.3V_I/O_MALIBU +3.3V_LBADC +2.5V_DDR VSSA18_DLL T14 K15 N15 T15 M16 N16 D_GND D_GND D_GND D_GND D_GND +3.3V_LVDSB +3.3V_LVDSA +3.3V_LVDS FSVREF +1.8V_DVI +3.3V_DVI +1.8V_ADC +3.3V_ADC +3.3V_PLL AE17 VDDD33_LVDS AC12 AD12 AD13 AD20 AC22 AC21 K13 D_GND GND P13 D_GND U13 D_GND M14 D_GND R14 D_GND P11 D_GND M10 D_GND M17 D_GND LVDSB_3.3 LVDSB_3.3 LVDSB_3.3 LVDSA_3.3 LVDSA_3.3 LVDSA_3.3 P17 D_GND R17 D_GND P10 D_GND L17 D_GND D_GND AC13 AC14LVDSB_GND AC15LLVVDDSSBB__GGNNDD J24 FSVREF FSVREF W25 AAADCC121909VVVSSSSSSAAA333333AAA___LLLVVVDDDSSS AD17VSSD33_LVDS DVI_1.8 DVI_1.8 DVI_1.8 DVI_1.8 D6 D8 D9 D10 K26 W24 FSVREFVSS FSVREFVSS B4 D4 ADC_DGND E2 ADC_AGND A5 ADC_AGND E1 ADC_DGND C4 ADC_AGND E4 ADC_AGND ADC_AGND C11 DVI_3.3 C10 DVI_3.3 C9 DVI_3.3 C8 DVI_3.3 C6 DVI_3.3 A7 B7 DVI_GND C7 DVI_GND D7 DVI_GND A11 DVI_GND D11 DVI_GND B5 DVI_GND DVI_GND A3 ADC_1.8 A4 ADC_1.8 A2 ADC_3.3 B3 ADC_3.3 D3 ADC_3.3 E3 ADC_3.3 F4 F2 G1 H3 H1 J3 J1 VDDA33_RPLL VDDA33_PLL VDDA33_FPLL VDDA33_SDDS VDDA33_SDDS VDDA33_DDDS VDDA33_DDDS U5 GM9160 416PBGA FSDATA0 FSDATA1 FSDATA2 FSDATA3 FSDATA4 FSDATA5 FSDATA6 FSDATA7 FSDATA8 FSDATA9 FSDATA10 FSDATA11 FSDATA12 FSDATA13 FSDATA14 FSDATA15 FSDATA16 FSDATA17 FSDATA18 FSDATA19 FSDATA20 FSDATA21 FSDATA22 FSDATA23 FSDATA24 FSDATA25 FSDATA26 FSDATA27 FSDATA28 FSDATA29 FSDATA30 FSDATA31 E24 E25 E26 G26 G24 H26 H24 J25 T26 R25 P24 P26 N24 N26 M25 L24 L25 M26 M24 N25 N23 P25 R26 R24 K24 J26 H25 G23 G25 F24 F25 F26 FSDATAU0 FSDATAU1 FSDATAU2 FSDATAU3 FSDATAU4 FSDATAU5 FSDATAU6 FSDATAU7 FSDATAU8 FSDATAU9 FSDATAU10 FSDATAU11 FSDATAU12 FSDATAU13 FSDATAU14 FSDATAU15 FSDATAU16 FSDATAU17 FSDATAU18 FSDATAU19 FSDATAU20 FSDATAU21 FSDATAU22 FSDATAU23 FSDATAU24 FSDATAU25 FSDATAU26 FSDATAU27 FSDATAU28 FSDATAU29 FSDATAU30 FSDATAU31 FSADDR0 FSADDR1 FSADDR2 FSADDR3 FSADDR4 FSADDR5 FSADDR6 FSADDR7 FSADDR8 FSADDR9 FSADDR10 FSADDR11 FSCLKp FSCLKn FSDQS FSDQM0 FSDQM1 FSDQM2 FSDQM3 FSWE FSCAS FSRAS FSCKE FSBKSEL0 FSBKSEL1 AD25 AD26 AC24 AC25 AB26 AA24 AA25 AA26 Y24 AB25 AC26 AB24 U24 U23 L26 T25 U25 U26 T24 V26 V25 V24 W26 Y25 Y26 FSADDRU0 FSADDRU1 FSADDRU2 FSADDRU3 FSADDRU4 FSADDRU5 FSADDRU6 FSADDRU7 FSADDRU8 FSADDRU9 FSADDRU10 FSADDRU11 FSCLKU+ FSCLKU- FSDQSU FSDQMU0 FSDQMU1 FSDQMU2 FSDQMU3 /FSWEU /FSCASU /FSRASU FSCKEU FSBKSELU0 FSBKSELU1 FSDATAU0 FSDATAU1 FSDATAU2 FSDATAU3 FSDATAU4 FSDATAU5 FSDATAU6 FSDATAU7 FSDATAU8 FSDATAU9 FSDATAU10 FSDATAU11 FSDATAU12 FSDATAU13 FSDATAU14 FSDATAU15 FSDATAU16 FSDATAU17 FSDATAU18 FSDATAU19 FSDATAU20 FSDATAU21 FSDATAU22 FSDATAU23 FSDATAU24 FSDATAU25 FSDATAU26 FSDATAU27 FSDATAU28 FSDATAU29 FSDATAU30 FSDATAU31 RN11 1 33 2 3 4 RN12 1 33 2 3 4 RN7 1 33 2 3 4 RN6 1 33 2 3 4 RN13 1 33 2 3 4 RN9 1 33 2 3 4 RN5 1 33 2 3 4 RN4 1 33 2 3 4 FSADDRU6 RN3 1 FSADDRU4 33 2 FSADDRU5 3 FSADDRU9 4 FSBKSELU1 RN2 1 FSBKSELU0 33 2 FSADDRU7 3 FSADDRU8 4 FSADDRU0 FSADDRU1 FSADDRU11 RN8 FSADDRU3 33 FSADDRU10 FSADDRU2 FSCLK+ FSCLK- R36 R35 1 2 3 4 R34 33/6 FSDATA[0..31] 8 FSDATA0 7 FSDATA1 6 FSDATA2 5 FSDATA3 8 FSDATA4 7 FSDATA5 6 FSDATA6 5 FSDATA7 8 FSDATA8 7 FSDATA9 6 FSDATA10 5 FSDATA11 8 FSDATA12 7 FSDATA13 6 FSDATA14 5 FSDATA15 8 FSDATA16 7 FSDATA17 6 FSDATA18 5 FSDATA19 8 FSDATA20 7 FSDATA21 6 FSDATA22 5 FSDATA23 8 FSDATA24 7 FSDATA25 6 FSDATA26 5 FSDATA27 8 FSDATA28 7 FSDATA29 6 FSDATA30 5 FSDATA31 8 7 6 5 8 7 6 5 33/6 33/6 8 7 6 5 FSADDR6 FSADDR4 FSADDR5 FSADDR9 FSBKSEL1 FSBKSEL0 FSADDR7 FSADDR8 FSADDR0 FSADDR1 FSADDR11 FSADDR3 FSADDR10 FSADDR2 FSCLK+ 5 FSCLK- 5 FSDQS 5 FSDATA[0..31] 5 FSBKSEL1 5 FSBKSEL0 5 FSADDR[0..11] 5 FSDQMU1 /FSRASU /FSCASU FSCKEU /FSWEU FSDQMU0 FSDQMU3 FSDQMU2 RN10 1 33 2 3 4 RN1 1 33 2 3 4 8 FSDQM1 7 /FSRAS 6 /FSCAS 5 FSCKE 8 /FSWE 7 FSDQM0 6 FSDQM3 5 FSDQM2 /FSRAS 5 /FSCAS 5 FSCKE 5 /FSWE 5 FSDQM[0..3] 5 Place Series termination resistors on all address and control lines (RN601,RN603,RN605) very close to U600 Unloaded trace impedance on this interface is 90 Ohm Loaded trace impedace with DRAM load is 65 Ohm (for 2.5 inch total trace length) GPIO_G06_B0 GPIO_G06_B1 GPIO_G06_B2 GPIO_G06_B3 A3+ A3AC+ AC- AC18 AD18 AE18 AF18 AE19 AF19 AE20 AF20 GPIO_G05_B0 GPIO_G05_B3 A2+ A2A1+ A1A0+ A0- GPIO_G04_B0 GPIO_G04_B1 GPIO_G04_B2 GPIO_G04_B3 GPIO_G04_B4 GPIO_G04_B5 GPIO_G04_B6 GPIO_G04_B7 GPIO_G07_B0 GPIO_G07_B1 GPIO_G07_B2 GPIO_G07_B3 GPIO_G07_B4 GPIO_G07_B5 GPIO_G07_B6 GPIO_G07_B7 AD21 AD22 AE21 AF21 AE22 AF22 AE23 AF23 AD23 AD24 AE24 AF24 AF25 AF26 AE25 AE26 AE8 AF8 AC9 AD9 AE9 AF9 AD10 AE10 LVDS_SHIELD[0] LVDS_SHIELD[1] LVDS_SHIELD[2] LVDS_SHIELD[3] B3+ B3BC+ BC- AF10 AC11 AD11 AE11 AF11 AF12 AE12 AF13 TXA3+ TXA3TXAC+ TXAC- TXA2+ TXA2TXA1+ TXA1TXA0+ TXA0- TXB3+ TXB3TXBC+ TXBC- Place Series termination resistors on bidirectional lines-DATA and DQS (RN600,RN602,RN604,RN606,R605) midway between U600 anf U700 Max trace length on this interfce is 2.5 inches Minimize trace length difference between DQS and data and among the data lines R603, R604 very close to U600 FSCLK+, FSCLK- should be routed like a differentail pair +12V_PANEL GND C12 22uF/25V C11 0.1uF/6 LVDS_SHIELD[4] LVDS_SHIELD[5] B2+ B2B1+ B1B0+ B0- AE13 AD14 AF14 AE14 AF15 AE15 AF16 AE16 DCLK GPIO_14/DHS GPIO_15/DVS GPIO_16/DEN AC7 AF17 AD16 AD7 GPIO_G08_B5/JTAG_RESET GPIO_G08_B4/JTAG_TDO GPIO_G08_B3 GPIO_G08_B2/JTAG_TDI GPIO_G08_B1/JTAG_MODE GPIO_G08_B0/JTAG_CLK GPIO_G09_B5 GPIO_G09_B4 GPIO_G09_B3 GPIO_G09_B2 GPIO_G09_B1 GPIO_G09_B0 AD8 AF7 AE7 AF6 AE6 AD6 AF5 AE5 AD5 AC5 AF4 AE4 TXB2+ TXB2TXB1+ TXB1TXB0+ TXB0- R48 0 +3.3V_DIG R59 10K/6 MUTE JTAG_TRST +3.3V_DIG R52 2.7K MUTE 8 +3.3V_DIG R63 10K/6 VGA_CAB DVI_CAB VGA_CAB 3 DVI_CAB 3 +3.3V_LVDS R15 10K/6 TXA0TXA1TXA2- TXACTXA3TXB0- TXB1TXB2TXBCTXB3- +12V_PANEL LCDVCC R16 0/6/NS GND CN2 1 2 3 5 1 3 2 4 4 6 75 68 9 7 8 10 11 13 15 17 19 21 23 25 27 29 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 12 14 16 18 20 22 24 26 28 30 1841 30P TXA0+ TXA1+ TXA2+ TXAC+ TXA3+ TXB0+ TXB1+ TXB2+ TXBC+ TXB3+ LCDVCC LCDVCC GND VSSA33_RPLL VSSD33_PLL VSSA33_FPLL VSSA33_SDDS D13 LBADC_GND PPWR PBIAS NO_CONNECT OEXTR D_GND A26 B26 AC17 AC16 AD15 PPWR PBIAS OEXTR R42 GND 3.3K PPWR 7 PBIAS 7 GND VSSD33_SDDS VSSA33_DDDS VSSD33_DDDS GND J2 K4 +5V C76 0.1uF/6 C78 0.1uF/6 C80 0.1uF/6 GND +3.3V_DIG +5V R82 R81 MSTR_SCL MSTR_SDA 2.7K R84 0 U7 2.7K 8 7 VCC A0 1 2 6 5 WP SCK SI A1 A2 VSS 3 4 R85 24LC32-SN *0 GND SOIC8 GND I2C address: A2H and A3H GND 3 2 OUT /RESET /RESET GND VCC 1 U8 MAX809_1 GND GND F3 G2 H4 H2 J4 +3.3V_LVDS GND R13 0/6/NS R1410K/6 R12 D_GND R16 D_GND PROJECT : L0T Quanta Computer Inc. Title Size Date: 04. gm1601 Document Number 04. gm1601 Friday, July 11, 2003 L0T Rev 2A Sheet 4 of 8 - 43 -