Acer AT2645 Service Manual Download Page 1

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Acer AT2645 & AT2646

Service Guide

Summary of Contents for AT2645

Page 1: ...1 Acer AT2645 AT2646 Service Guide ...

Page 2: ...2 Service Guide Version and Revision Version Date Revision History TPV Model Name A00 May 15 08 Initial release E268M2NBWAZEN ...

Page 3: ...ed its distributor or its dealer assumes the entire cost of all necessary servicing repair and any incidental or consequential damages resulting from any defect in the software Acer is a registered trademark of Acer Corporation Intel is a registered trademark of Intel Corporation Pentium and Pentium II III are trademarks of Intel Corporation Other brand and product names are trademarks and or regi...

Page 4: ...erference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television recep...

Page 5: ... the grounded plug z Unplug the unit during a lightning storm or when it will not be used for long periods of time This will protect the monitor from damage due to power surges z Do not overload power strips and extension cords Overloading can result in fire or electric shock z Never push any object into the slot on the monitor cabinet It could short circuit parts causing a fire or electric shock ...

Page 6: ...er 1 Optical Specifications 13 Connecting Peripherals 14 Chapter 2 Front Panel Controls 14 Remote Control OSD Operating Instructions 15 Using The Remote Control 15 Using The OSD Menus 17 Chapter 3 LOGO 25 Chapter 4 Machine Disassembly 26 Chapter 5 Trouble Shooting 31 Chapter 6 Upgrade Firmware 35 Chapter 7 White Balance Luminance Adjustment 40 FRU Field Replaceable Unit List 43 Exploded Diagram 43...

Page 7: ...7 Monitor Features General Specifications Chapter 1 ...

Page 8: ...8 ...

Page 9: ...D panel surface with absorbent cotton or soft cloth in case of it being soiled 3 Please wipe out drops of adhesive like saliva and water in LCD panel surface immediately They might damage to cause panel surface variation and color change 4 Do not apply any strong mechanical shock to the LCD panel 1 2 Operating Precaution 1 Please be sure to unplug the power cord before remove the back cover be sur...

Page 10: ... the grounded type plug the installer should attach the proper adapter to ensure a safe ground potential 2 Connect the 15 pin color display shielded signal cable to your signal system device and lock both screws on the connector to ensure firm grounding The connector information is as follow 15 Pin Color Display Signal Cable Pin NO Description Pin NO Description 1 Red video input 9 DDC 3 3V or 5V ...

Page 11: ...11 Factory Preset Display Modes VGA HDMI Input Signal Reference Chart ...

Page 12: ... 2M colors 6 bit FRC colors The inverter module for backlight is built in Panel Features Excellent Brightness 500nits Contrast Ratio 800 1 Fast Response Time 8ms Color Saturation NTSC 72 WXGA 1366 x 768 pixels Resolution DE Data Enable Only Mode LVDS Low Voltage Differential Signaling Interface Viewing Angle 160 H 150 V CR 10 TN Technology Color Reproduction Nature Color General Specifications Mec...

Page 13: ...13 Electrical Characteristics Optical Specifications Test Conditions Optical Specifications ...

Page 14: ...14 Connecting Peripherals Front panel controls Chapter 2 ...

Page 15: ...ion dependent on input source type 13 CH LIST Press to launch the channel list See page 40 14 VOL Press to increase or decrease the volume 15 CH up down Press to sequentially select the TV channel 16 Sound Press to turn audio mode to Surround mode 17 Number keys 18 RECALL Press to return to the previous channel 19 ENTER Press to confirm channel number selection 1 POWER Press to turn your TV on off...

Page 16: ...een 4 REVEAL Press to reveal hidden teletext information 5 SUBPAGE Press to access the teletext s subpages directly 6 SIZE Press once to zoom teletext page to 2X Press again to resume 7 TTX MIX TELETEXT MIX Press to switch from TV AV to Teletext mode Press to overlay teletext page on the TV image 8 HOLD Press to pause the current teletext page in multi page viewing mode ...

Page 17: ...17 Using the OSD Menus ...

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Page 25: ...ere is no video input signal present When there is no video input signals this monitor following a time out period will automatically switch to an OFF mode This reduces the monitor s internal power supply consumption After the video input signal is restored full power is restored and the display is automatically redrawn The appearance is similar to a Screen Saver feature except the display is comp...

Page 26: ...mble the monitor for maintenance The tools listed as below are that we may use during this procedure 1 A proper screwdriver 2 A pair of glove 3 A pliers 4 A plastic knife Disassembly Procedure 1 Remove the 3 screws to remove the stand 2 Remove 9 screws to remove the rear cover Chapter 4 ...

Page 27: ...27 3 Remove 2 screws to remove the bkt vesa 4 Release the connectors ...

Page 28: ...28 5 Remove the speakers 6 Remove the main board power board ...

Page 29: ...29 7 Remove the BKT PCB holder and BKT panel support 8 Release the IR board 9 Remove the bezel ...

Page 30: ...30 10 Remove the 4 screws to release the panel ...

Page 31: ...ange key board IR board Check U401 Change U401 Check I2 C bus Check key board IR board Check I2 C communication No picture OK NG OK OK NG Check 24V power supply OK Check the power supply circuit NG NG Check main board Standby power supply Change U902 OK NG ...

Page 32: ...k Tuner Replace Tuner Check LVDS cable Check input Replace LVDS cable Check panel Replace panel OK OK NG OK OK NG OK OK NG OK Check the source Reset source NG OK Check input signal TV SIF Check TV system Reset TV system NG Check TU701 NG Change TU701 Check U401 OK OK Change U401 NG Check U601 OK NG Change U601 Check speaker NG Change speaker Check if mute OK ...

Page 33: ...ignal NG Check U409 OK Check C999 12V NG Replace C999 OK Check IC903 IC970 IC971 IC904 NG Replace IC903 IC970 IC971 IC904 OK Check Q921 IC951 IC901 NG Replace Q921 IC951 IC901 Reset source NG Check power cord and board interface Plug in power cord and interface OK Check F901 BD901 C910 NG Replace F901 or BD901 or C910 OK Check D902 C920 Check D950 C952 C953 C954 NG Replace D902 or C920 OK Check T9...

Page 34: ...OSD is unstable or not working Is Key Pad Board connecting normally Connect Key Pad Board Is Button Switch normally Replace Button Switch Y N N Is Key Pad Board Normally Replace Key Pad Board Y N Y Check Main Board ...

Page 35: ...all USB driver to your computer from the ISP board USB Driver file ISP board USB driver include three files 1 PL 2303 Driver InstallerV2021 exe 2 ser2pl sys 3 UTS2pl sys 4 Install PL 2303 Driver InstallerV2021 exe Push Next Chapter 6 ...

Page 36: ...36 Push Finish 5 ser2pl sys UTS2pl sys two files should copy to C WINDOWS system32 drivers replace original files ...

Page 37: ... USB port connecting PC MT537x or MT5335 Board via ISP board Code number 715G537XL2 USB Cable Use Desktop PC or Notebook USB Port Step 3 Update TV I Open the MtkTool to Load bin file Example F3_dbg_image bin Set Auto Set Flash BaudRate ...

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Page 39: ...39 II Set COM port resource that used by USB Port III Set Baud rate 115200 High speed item Enable MT537x MT5335 ...

Page 40: ...40 IV Click Upgrade button Waiting for Finished message V Main board Power Off _ On ...

Page 41: ...l menu mode 3 Apply TVBar100 pattern with color bar pattern by signal generator 4 Enter factory mode menu press MENU 234 then enter FAC mode Alignment 1 At FAC mode menu select FACTORY Picture ADC Auto Colour item Then press key to adjust ADC_GAIN_R ADC_GAIN_G ADC_GAIN_B and ADC_OFFSET_R ADC_OFFSET_G ADC_OFFSET_B Then store those values to NVM White Balance alignment 1 Select source as HDMI1 2 App...

Page 42: ...quirements Input Signal Type PC VGA signal 1024X768 60Hz PC mode with PGCWRGB pattern see pattern 1 Input Signal Strength 0 7 Vp p linear voltage Input Injection Point PC D SUB input Pattern 1 Alignment method Initial Set up 1 Select source as VGA 2 Set Contrast 50 CMO and Brightness 50 CMO at Standard menu mode 3 Apply PGCWRGB pattern 1 pattern by VGA pattern generator 4 Enter factory mode menu p...

Page 43: ...r whatever reasons a part number change is made it will not be noted in the printed Service Guide For ACER AUTHORIZED SERVICE PROVIDERS your Acer office may have a DIFFERENT part number code from those given in the FRU list of this printed Service Guide You MUST use the local FRU list provided by your regional Acer office to order FRU parts for repair and service of customer machines NOTE To scrap...

Page 44: ...44 Exploded Diagram Model AT2645 AT2646 ...

Page 45: ...45 EDID Data DDC DATA for For D SUB Input EDID data 128 bytes ...

Page 46: ...46 PCB Layout Main Board Layout Chapter 9 ...

Page 47: ...47 Power Board ...

Page 48: ...48 Key Board ...

Page 49: ...GASCL_IN R207 100 OHM 1 10W ZD127 UDZSNP5 6B 1 2 R200 75 OHM 1 1 8W R197 100 OHM 1 10W R220 3K OHM 1 10W C120 10uF 10V CN108 DB15 8 15 7 14 6 13 5 12 4 11 3 10 2 9 1 R224 30K OHM 1 1 10W R205 100 OHM 1 10W C182 470pF VGAR_IN RED_GND RN 4 BLU_GND L113 80 OHM 1 2 R165 NC GRN NEARLY VGA CON BLU R194 39 OHM 1 1 10W C181 470pF VGASCL_IN HSYNC 4 13 R206 20K OHM 1 10W R193 100 OHM 1 10W R191 75 OHM 1 1 8...

Page 50: ... SPDIF T2848 H X X 2 032408 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 C171 100pF C185 100pF AVSS12_RGBFE HSYNC 3 13 SOG 3 FB108 BEAD R243 30K OHM 1 10W PB0_IN_OUT PB0P 6 CN107 JACK 1 2 R185 100 OHM 1 10W R177 100K OHM 1 10W CN105 JACK 2 1 4 3 6 5 Y0_IN R178 100K OHM 1 10W PR0_IN PB0_IN C119 100pF ZD101 VPORT0603100KV05 1 2 R...

Page 51: ...v ideo CVBS L R T2848 H X X 2 032408 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 AV1_IN SC1 R174 0 OHM 1 10W SY1 AVSS25_REF ZD112 UDZSNP5 6B C157 2 2uF 16V DVDD25_VADC GND_SV FB104 BEAD R173 47 OHM 1 10W R229 100K OHM 1 10W R166 27 OHM 1 10W R167 100 OHM 1 10W R226 1K OHM 1 10W ZD114 VPORT0603100KV05 1 2 R179 100 OHM 1 10W C16...

Page 52: ...S_IN C138 0 047uF C134 0 047uF SCT1_AVO_GND C142 15pF 50V SCT1_AUL_IN SCT1_AUL_OUT R157 75 OHM 1 10W C140 1uF 16V R155 0 OHM 1 10W R151 75 OHM 1 8W NEARLY MT5335 SY0 5 SCT1_G_IN Full SCART C148 0 01uF 25V R236 3K OHM 1 10W R152 0 OHM 1 10W R235 100K OHM 1 10W Y0N 4 SCT1_FB_IN R153 100 OHM 1 10W SCT1_AUR_IN ZD108 UDZSNP5 6B AIN3_L 10 C205 33pF C141 0 01uF 25V GND_SV 5 R161 10K OHM 1 10W C206 NC 470...

Page 53: ... A1P C302 10uF 10V A6N C303 1uF 16V A2P NC FOR FFC Board AVDD33_LVDS CK2N A2P LVDSVDD AVDD33_LVDS C301 1uF6 3V HI LVDS POWER ON C310 220uF 16V L301 NC A4N A3P TV2668W AED C AT2645 A4 7 22 Friday April 11 2008 715T2848 H 称爹 LVDS OUT T2848 H X X 2 032408 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 R311 22 OHM 1 10W A4N R310 22 O...

Page 54: ...H 称爹 MT5335 HDMI PLL T2848 H X X 2 032408 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 C515 4 7uF 10V FB412 BEAD RX0_C 15 USB_D 12 AVSS25_SADC AVDD33_USB C516 0 1UF16V C512 4 7uF 10V C508 10uF 10V AV12 FB401 BEAD C507 0 1UF16V TP401 C519 4 7uF 10V RX0_1 15 C509 4 7uF 10V AVDD12_PLL RX0_0B C511 1uF 16V RX0_0B 15 C518 1uF 16V AV1...

Page 55: ...CI_PDD6 20 KEY2 R466 0 OHM 1 10W DV33 3V3SB_uP TURN_ON FB409 BEAD uP default High R497 NC C491 4 7uF 10V C494 1uF 16V R420 NC OSCL0 R458 3 9K OHM 1 10W U401B MT5335PKU 207 208 209 59 60 210 211 212 214 215 216 204 205 63 62 191 202 203 72 92 91 76 75 90 89 71 87 88 148 149 150 151 152 147 144 143 146 145 GPIO_3 GPIO_4 GPIO_5 GPIO_6 GPIO_7 GPIO_8 GPIO_9 GPIO_10 GPIO_11 GPIO_12 GPIO_13 OSDA0 OSCL0 O...

Page 56: ...DIG AOBCK 12 AIN2_L 5 AR1O 16 REFP_AADC AVSS33_AADC AVDD33_AADC REFN_AADC U401G MT5335PKU 177 176 175 174 173 172 171 170 169 181 179 180 178 201 198 199 200 196 186 185 189 187 190 182 188 184 183 168 AIN0_L AIN0_R AIN1_L AIN1_R AIN2_L AIN2_R AIN3_L AIN3_R AVDD33_AADC AVSS33_AADC VMID_AADC REFP_AADC REFN_AADC ASPDIF AOMCLK AOLRCK AOBCK AOSDATA0 AL1 AR1 AL2 AR2 AVDD33_ADAC0 AVDD33_ADAC1 AVSS33_ADA...

Page 57: ...75 OHM 5 1 16W 1 2 3 4 8 7 6 5 MEM_BA1 R430 NC RA3 RCS 75 OHM NC RCLK0 1V3D MEM_DQ13 MEM_DQM1 MEM_DQ9 MEM_ADDR6 R431 NC MEM_CS RA7 MEM_DQ8 RDQ14 C463 4 7uF 10V C471 4 7uF 10V RA4 MEM_DQ4 RN416 47 OHM 1 16W 1 2 3 4 8 7 6 5 MEM_DQ8 RDQ3 DDRV_BEAD1 RDQ13 MEM_DQ9 MEM_BA1 R438 75 OHM 1 10W RDQ10 C458 0 1UF16V RN417 8P4R 75 OHM 5 1 16W 1 2 3 4 8 7 6 5 MEM_BA1 RWE RDQ12 MEM_BA0 MEM_DQ12 MEM_DQ15 DDRV MEM...

Page 58: ... 8 C414 1uF 16V PDD1 OPCTRL5 JTCK C419 0 1UF16V C411 4 7uF 10V AOBCK PDD0 OPWM2 R418 10K OHM 1 10W R411 0 OHM 1 10W Trap Mode DV33 ZD405 UDZW5 6B C421 0 1UF16V R485 NC 0 OHM 1 10W PDD0 CN401 2 10 2 54mm 1 3 5 7 9 11 13 15 17 19 2 4 6 8 10 12 14 16 18 20 CORE BYPASS Near IC U401J MT5335PKU 252 251 250 249 95 94 253 1 256 255 254 93 245 248 POCE0_ POOE_ PDD0 PDD1 U0RX U0TX JTMS JTRST_ JTCK JTDO JTDI...

Page 59: ...3V3SB_uP R407 NC 33 OHM 1 10W HDMI_INT 9 R479 NC C446 NC 20PF OSCI R405 NC 10K OHM 1 10W OIRI 9 12 OSDA0_SB R478 NC CEC 9 14 R403 NC 10K OHM 1 10W U406 NC 6702F_OG200WT 2 1 7 6 9 3 12 11 8 4 13 14 19 15 5 10 16 17 18 20 32KOSCI 32KOSCO TXD IRQ2 GPIOB6 RXD IRQ3 GPIOB7 VIN GPIOB4 VSS GPIOB0 SCL2 GPIOB1 SDA2 HIN GPIOB5 NRST GPIOA7 SDA1 GPIOA6 SCL1 VDD GPIOA3 SDA3 P1 1 PWM1 GPIOC1 IRQ1 P1 3GPIOB3 GPIO...

Page 60: ...0W R526 100 OHM 1 10W D509 VPORT0603100KV05 1 2 D504 VPORT0603100KV05 1 2 DSDA_0 15 R520 100K OHM 1 10W R548 0 OHM 1 10W L509 90 ohm 1 2 4 3 RR0X0 15 RR1X2 15 HDMI1_SDA D501 BAT54C 3 1 2 R525 4 7K OHM 1 10W R549 NC 4 7K OHM 1 10W 5VSB HDMI_PLUGPWR0 U503 RClamp0524P TCT 1 2 3 4 5 6 7 8 9 10 IN1 IN2 GND IN3 IN4 OUT4 OUT3 GND OUT2 OUT1 ZD501 UDZSNP5 6B Q508 NC MMBT3904 Preliminary Schematics Advance ...

Page 61: ...C NC Vcc NC NC GND VSADJ TX2 TX2 Vcc TX1 TX1 GND TX0 TX0 Vcc TXC TXC GND SCL_SINK SDA_SINK HPD_SINK S1 S2 EQ HPD1 SDA1 SCL1 RX1C RX1C Vcc RX10 RX10 GND RX11 RX11 Vcc RX12 RX12 VDD HPD2 SDA2 SCL2 RX2C RX2C Vcc RX20 RX20 GND RX21 RX21 Vcc RX22 RX22 NC R533 4 7K OHM 1 10W DV33 RX0_C 8 R551 NC 1K OHM 1 10W R509 NC RR0X1 14 RR1X2 14 C526 0 1UF16V HDMI_SEL 14 20 C521 0 1UF16V OSDA1 9 R511 2 2K OHM 1 10W...

Page 62: ... HEADPHONE_R R658 100K OHM 1 10W C647 100pF R666 100K OHM 1 10W C635 10uF 10V AR2O 10 C682 10uF 10V R646 10K OHM 1 10W C621 220uF 16V LINE_MUTE 17 C641 0 0022uF C658 0 0022uF R637 1K OHM 1 10W CN601 PHONEJACK 1 7 6 2 3 4 5 Q601 2SD1757K C628 0 0022uF AL1O C684 10uF 25V R664 10 OHM 1 10W U602 PT2308 S L 1 2 3 4 5 6 7 8 OUT1 IN1 IN1 VSS IN2 IN2 OUT2 VDD R672 47K OHM 1 10W R648 1K OHM 1 10W Q610 2SD1...

Page 63: ...24V R685 1K OHM 1 10W SPK_R 16 R616 10K OHM 1 10W C618 470pF R680 NC R626 0 OHM 1 10W R612 6 8K OHM 1 10W CN602э C660 0 015uF C612 1uF 25V R621 NC C671 470uF 35V D602 LL4148 HVP1 For ACER 26 TV C607 0 1uF 25V OFF_MUTE D606 LL4148 FB611 70 OHM 1 2 AMP_MUTE 9 Q603 MMBT3904 L602 22uH 25 AMP_POWER U601 TDA8932BTW 1 2 3 4 5 6 8 9 7 10 11 12 13 14 15 16 32 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 33...

Page 64: ...R FAT_IN 19 R766 10 OHM 1 10W L704 NC 5V_TUNER R731 0 OHM 1 10W C788 0 1UF16V SDA NEARLY MT5335 TU702 NC NXP FQD1116ME TH1 TH2 1 2 3 4 5 6 7 8 9 10 11 12 13 15 TH3 TH4 16 17 18 19 20 21 22 24 23 14 TH1 TH2 RF_IO AntPwr GND NC RF_AGC GND 5V_TUN VT GND NC AS_TUNER SCL SDA IF_AGC TH3 TH4 DIF1 DIF2 NC 5V IF SIF1 SIF2 NC CVBS AS_IF NC 1206 R778 0 OHM 1 10W 5V_TUNER GND_TUNER 5 R791 NC 330 OHM 1 10W 5V_...

Page 65: ...TSDATA3 TSDATA2 TSDATA1 TSDATA0 TSERR TSVAL TSSYNC TSCLK VDD33 DGND VDD12 HOST_SCL HOST_SDA VDD12 VDD33 DGND XTAL_SEL0 XTAL_SEL1 RESET GPIO0 VDD33 IF_AGC RF_AGC TUNER_SDA TUNER_SCL DGND VDD12 AGND AVDD33 INN INP REFBOT VCMEXT REF_TOP GND DVDD12 C768 NC DV12_DM TS0INSYNC TS0INDATA6 TS0INCLK C747 0 047uF TS0INDATA5 C740 0 1UF16V C751 0 1UF16V TV2668W AED C AT2645 A3 19 22 Friday April 11 2008 715T28...

Page 66: ... 13 14 16 17 18 15 24 26 28 30 32 22 35 37 39 41 44 46 48 50 19 20 21 33 53 55 57 59 62 64 66 69 43 71 73 75 78 80 83 85 52 87 89 23 25 27 29 31 76 34 36 38 91 92 93 68 40 42 45 47 49 51 54 60 56 58 61 63 65 67 82 70 72 74 77 79 81 90 84 86 88 118 119 120 94 96 98 99 97 100 101 102 95 115 116 104 105 106 114 117 107 110 109 108 111 112 113 121 122 123 124 125 126 127 128 103 GPIO0 GPIO1 GPIO2 GPIO...

Page 67: ...901 0 OHM 1 8W AV33 R906 NC 10K OHM 1 10W 5V_TUNER Q910 NC MMBT3904 C7921 100uF 16V C935 100uF 16V Pull high 3 3V AZ1117D 5 0 E1 TO 252 R941 NC Low ESR For OTS 3V3SB 7V R923 10K OHM 1 10W G1117T63Uf C7932 100uF 16V C923 NC R7929 100 OHM 1 10W R947 200 OHM 1W C914 470uF 16V C938 0 1uF 25V C956 NC U907 G1117T63Uf 3 1 2 4 VIN GND VOUT TH U905 AP1513SA 1 2 3 4 5 6 7 8 FB EN OCSET VCC OUTPUT OUTPUT VSS...

Page 68: ...970 RLZ27B 1 2 R960 1K OHM 1 10W R948 0 OHM 1 4W R939 10K OHM 1 10W R943 22 OHM 1 8W IC903 FAN7602BMX 1 2 3 4 5 6 7 8 LUVP Latch Plimit CS FB GND OUT VCC NC VSTR C919 1000pF 24V R949 0 OHM 1 4W L990 20uH C990 0 47UF 25V D940 SARS01 V1 Q922 PMBS3904 R951 47 OHM 1 4W C974 1000uF 35V R999 47 OHM 1 4W C918 0 22uF Q903 2SK4101LS C916 NC C972 NC D970 DIODE FMXA 2202S 20A 200V TO 220F 93T 52 57 1 2 3 A24...

Page 69: ...1 10W CH 2 44V 0 35V KEY1 Vol R007 1 8K OHM 1 1 10W 2 44V R001 11KOHM1 10W R003 1 8K OHM 1 1 10W CH SW007 2 1 3 4 5 VOL R002 4 3K OHM 1 1 10W LOCK TYPE Source C001 0 1uF 25V CN001 CONN 1 2 3 4 KEY2 Pull up R 3 9K ohm to 3 3V 1 04V C002 0 1uF 25V CH 1 73V POWER PCB key location NOTE SW002 2 1 3 4 5 VOL Menu SW003 2 1 3 4 5 R005 11KOHM1 10W CH 1 04V ...

Page 70: ...NC White LED102 LED 1 2 White C102 100pF 50V Q102 PMBS3904 U101 KSM 603TM2E 1 2 3 VOUT GND VCC C105 0 1uF Q103 NC R107 33 OHM 1 10W For Light Delay TV2668W AED 1 0 AT2645 A 2 2 Tuesday March 25 2008 715T2992 A 称爹 MT5335 IR LED T2992 A X X 1 080325 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 White Q101 PMBS3904 IR5V 3 3V R108 2...

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Acer AT2645, Service Manual

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