Acer AL2423 W Service Manual

Also see for AL2423W h: User guide Service guide

Contents

Acer AL2423 W Service Manual Manual pdf 49 page image

5544332211D DC CB BA AADJGPIO25/SELGPIO26/POWERGPIO27/DOWNGPIO24/MENUGPIO28/UPLBADC1GPIO3/LED_ORANGEGPIO30/LEFT/LED_GLEFT/LED_GGPIO4/LED_BLUEGPIO30/KEYPADLEFT/LED_GGPIO29/RIGHTON/OFFPPWRPWM0/BOOT5GPIO30/LEFT/LED_GLBADC1GPIO24/MENUGPIO25/SELGPIO26/POWERGPIO27/DOWNGPIO28/UPGPIO29/RIGHTGPIO4/LED_BLUEGPIO3/LED_ORANGEGPIO31/KEYPADGPIO17_PANCURPBIAS+3.3_AVDD+3.3_DVDD+1.8_DVDD +1.8V_AVDDGNDGNDGNDGND+5V+18VGND GND GND GNDGNDGND GNDGNDGNDGND+5VPNL_PWRGND+3.3_DVDDGND+5VGNDGNDGNDGNDAGND GND GND_PWRGNDGND_AUDGND_PWR GND_PWR GND_AUD12VGNDGND+5V+12VGND_PWR GND_PWRGND_PWRGND_PWRGNDGNDGND+3.3_DVDD+12V+3.3_DVDDGND+3.3_SDRAMGNDGNDGND GNDGND+5V+5VGND+12V+18VGNDGND GND GNDGNDGND+12VTitleSize Document Number RevDate: Sheet ofWDTB01. Power/Keypad1 8Tuesday, December 13, 2005C2ASCHEMATIC1TitleSize Document Number RevDate: Sheet1 32TO263Componenttop viewComponenttop view390431 221Componenttop view3906309/23 ADDChange 5V to 3.3Vexchange for ESD 11/2Mofidy for discharge circuit 11/2Add 5V for avoiding lack current 11/2ADD 12V to 18V 10/14/2005R1990R/NCR1990R/NCC1810.1uFC1810.1uFR189 100RR189 100RC1690.1uFC1690.1uFC1650.1uFC1650.1uFR219200R 1%R219200R 1%C1940.01uFC1940.01uFC16322uF/10VC16322uF/10VR225560/1206R225560/1206R204147R 1%R204147R 1%R17410K/NCR17410K/NCFB21 L1206FB21 L1206C166330uF/16VC166330uF/16VR172 4.7KR172 4.7KR192 100RR192 100RADJ/GND1VOUT 2VIN3Vout 4U12AIC1084/TO263U12AIC1084/TO263BE CQ143904/NCQ143904/NCR231 4K7/6/NCR231 4K7/6/NCR2231K/1%R2231K/1%2345 67891H1 MTH276D1261H1 MTH276D126R180 4K7R180 4K7C1740.1uFC1740.1uF1 23 45 67 8CN7HEADER-2X4/S D2.0CN7HEADER-2X4/S D2.0FB26 L1206FB26 L1206C1770.1uFC1770.1uFBE CQ73904/NCQ73904/NCR177 4K7/NCR177 4K7/NCC1760.1uFC1760.1uFR220330R 1%R220330R 1%R194330R 1%R194330R 1%R183 4K7R183 4K7BE CQ53904Q53904C1840.1uFC1840.1uFR2074K7/NCR2074K7/NCC1640.1uFC1640.1uF+ C203330uF/25V+ C203330uF/25V2345 67891H2 MTH276D1261H2 MTH276D126C195330pF/5%C195330pF/5%R2054K7R2054K7+ C198100uF/25V+ C198100uF/25V234 57681Q11SI9435Q11SI9435C1620.01uFC1620.01uF+ C199100uF/25V+ C199100uF/25VQ93906Q93906C1800.1uFC1800.1uFR203330R 1%R203330R 1%FB27 L1206/NCFB27 L1206/NCR187 100RR187 100RR193 100RR193 100RR198100R/NCR198100R/NC2345 67891H3 MTH276D1261H3 MTH276D126C AD19RB081L-20D19RB081L-20C1920.1uFC1920.1uFR191 100RR191 100RQ16MMST3906/NCQ16MMST3906/NCC2070.1uF /6C2070.1uF /6R233 4K7/NCR233 4K7/NC+ C201100uF/25V+ C201100uF/25VR179 2K2R179 2K2C1750.1uFC1750.1uFTechview Inc.PROJETechview Inc.PROJECT : WDTBC1730.1uFC1730.1uFSC 1SE 2TC 3GND 4FB5VCC6IPK7DRI8U15AIC1563U15AIC1563R201 4K7R201 4K7D181N4001D181N4001C2062200pF/6C2062200pF/6R237390K/6R237390K/6R2060R/NCR2060R/NCQ63906/NCQ63906/NCR182 4K7R182 4K7R2082KR2082K 234 57681Q12SI9435/NCQ12SI9435/NCC1710.1uFC1710.1uF1 2L9100UHL9100UHR1701KR1701KC1680.01uFC1680.01uFR2111K/NCR2111K/NCFB23 L1206FB23 L1206+ C19747uF/25V+ C19747uF/25VFB28L1206FB28L1206C1790.1uFC1790.1uF2345 67891H6 MTH276D1261H6 MTH276D126R188 100RR188 100R2345 67891H4 MTH276D1261H4 MTH276D126R2104K7R2104K7R232 0/6R232 0/6R22413.3K/1%R22413.3K/1%C1610.1uFC1610.1uFR17510K/NCR17510K/NCR200 4K7/NCR200 4K7/NCFB20 L1206FB20 L1206R2504K7/6/NCR2504K7/6/NCFB25 L1206FB25 L1206R190 100RR190 100RC1880.1uFC1880.1uFR186200R 1%R186200R 1%C160330uF/16VC160330uF/16VR178 4K7R178 4K7R173 1KR173 1KR202 4K7R202 4K7Q103906Q103906+ C204330uF/25V+ C204330uF/25VR181 4K7R181 4K7C1670.1uFC1670.1uFR197100RR197100RD171N4001D171N4001ADJ/GND1VOUT 2VIN3Vout 4U13AIC1084/TO263U13AIC1084/TO263C1871uFC1871uFC1900.1uFC1900.1uFFB17 L1206FB17 L1206R196 100RR196 100RFB19 L1206FB19 L1206R209100R/NCR209100R/NC+C205100u/25V+C205100u/25VADJ/GND1VOUT 2VIN3Vout 4U14AIC1084/TO263U14AIC1084/TO263C1780.1uFC1780.1uFR185 0R/NCR185 0R/NC+ C20247uF/25V+ C20247uF/25VR171 10KR171 10KBE CQ133904Q133904R176330R/NCR176330R/NC2345 67891H5 MTH276D1261H5 MTH276D126R195 100RR195 100R12345678910CN84501-10-10P-RCN84501-10-10P-R+ C196100uF/25V+ C196100uF/25VR184 4K7R184 4K7FB24 L1206FB24 L1206C1590.1uFC1590.1uFFB22 L1206/NCFB22 L1206/NCC1860.1uFC1860.1uFC1820.1uFC1820.1uFQ83906/NCQ83906/NCChapter 7SCHEMATIC DIAGRAM Main Board Circuit