Acer AT2701W Скачать руководство пользователя страница 37 | Manualshive

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Acer AT2701W Скачать руководство пользователя страница 37

37

Main Board Power Circuit

No Power

Check

CN102

Pin

1,2(12V),

Pin 3,4 (5V)

Check Power Board

circuit

Check U701 input (5V),

U704 input (12V)

Check Q702, Q703 and

PWR_ON control relative

circuit

U704 Pin2

(8V)

U703 Pin2

(2.5V)

U101 Pin2

(5V)

U700/U701/U702

Pin2 (2.5V)

OK

OK

OK

NG

NG

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Содержание AT2701W

Страница 1: ...1 Acer AT2701W Service Guide ...

Страница 2: ...2 Service Guide Version and Revision No Version Release Date Revision 1 A00 Aug 02 2005 Original release ...

Страница 3: ... holders Trademarks All other trademarks are property of their respective owners Conventions The following conventions are used in this manual Screen messages Denotes actual messages that appear on screen NOTE Gives bits and pieces of additional information related to the current topic WARNING Alerts you to any damage that might result from doing or not doing specific actions CAUTION Gives precaut...

Страница 4: ...rning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures 1 Reorient or relocate the receiving antenna 2 Increase the separation between the equipment and receiver 3 Connect the equipment into an outlet on a circuit different from that to which the receiver is connected 4 Consult the dealer or an experienced radio TV technicia...

Страница 5: ...se of the grounded plug 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 Do not overload power strips and extension cords Overloading can result in fire or electric shock Never push any object into the slot on the monitor cabinet It could short circuit parts causing a fire or electric shock N...

Страница 6: ...cifications 12 Optical specifications 13 Chapter 2 Connecting Peripherals 14 Front Panel controls 14 Operating instrustions 14 Chapter 3 Remote Control OSD Operating instructions 17 Using the OSD Menus 21 LOGO 25 Chapter 4 Machine Disassembly 26 Chapter 5 Software Flow Chart 33 Chapter 6 Trouble Shooting 36 Chapter 7 White Banance Luminance adjustment 42 Chapter 8 FRU Field Replaceable Unit List 4...

Страница 7: ...reo 3 5ø Audio Output Audio Output L R Speaker built in Two 5 watt speakers Headphone Mini jack for stereo 3 5ø Line Output SCART L R Other Function PIP only when in PC mode Table Stand Included Wall Mount VESA 100 x 100 mm Power Power Supply AC100V 240V 50 60Hz Power Consumption 140W Panel Tilt Forwards Backwards Rotation 5 20 30 Dimension W x H x D with stand 898 x 470 x 287 mm Weight net Kg w o...

Страница 8: ...INTERFACE CONNECTOR A Power Cord Connector B RF Signal Connector C Video Audio Signal Connectors D PC D sub 15 pin Connector E PC Audio Connector PRECAUTIONS AND NOTICES 1 1 ASSEMBLY PRECAUTION 1 Please do not press or scratch LCD panel surface with anything hard And do not soil LCD panel surface by touching with bare hands Polarize film surface of LCD panel is easy to be flawed In the LCD panel t...

Страница 9: ...oom temperature 4 Please pay attention to displaying the same pattern for very long time Image might stick on LCD 1 3 STORAGE PRECAUTION 1 When you store LCD for a long time it is recommended to keep the temperature between 0 C 40 C without the exposure of sunlight and to keep the humidity less than 85 RH 2 Please do not leave the LCD in the environment of high humidity and high temperature such a...

Страница 10: ...ng The connector information is as follow 15 Pin Color Display Signal Cable PIN NO DESCRIPTION PIN NO DESCRIPTION 1 Red Video 9 No Pin 2 Green Video 10 Sync Ground 3 Blue Video 11 Not Used 4 Not Used 12 Serial Data for DDC 5 Ground 13 H Sync 6 Red Ground 14 V Sync 7 Green Ground 15 Serial Clock for DDC 8 Blue Ground 3 S Video Y C TV rear side 4 pin Mini DIN female SCART TV rear side RCA female TV ...

Страница 11: ... PC 7 If your TV requires service it must be returned with the power cord Factory Preset Display Modes Analog RGB Signal Timing Dots Lines Vertical Horizontal Sync Polarity Presence Screen Mode Frequency Frequency Horizontal Vertical Horizontal Vertical Normal FULL Hz kHz 4 3 16 9 720 400 70 1 31 5 NEG POS YES YES YES YES 640 480 59 9 31 5 NEG NEG YES YES YES YES 75 0 37 5 NEG NEG YES YES YES YES ...

Страница 12: ...h color saturation NTSC 75 WXGA 1366 x 768 pixels resolution DE Data Enable only mode LVDS Low Voltage Differential Signaling interface Optimized response time for both 50 60 Hz frame rate Ultra wide viewing angle 176 H 176 V CR 20 Super MVA technology 180 degree rotation display option GENERAL SPECIFICATI0NS MECHANICAL SPECIFICATIONS ...

Страница 13: ...13 Optical Specifications ...

Страница 14: ...sible on the bottom of front panel control keys While TV is selected as input source activation of these keys will cycle through all available TV channels While OSD menu is up activation of these keys will highlight each available adjustment The activation time for this switch includes Press and Hold should be less than half second VOL KEY These two switches shall be visible and accessible on the ...

Страница 15: ...D TV Please refer to the section below Preparation Remove the back plate of the TV as shown above If you lay your LCD TV flat on a table with the screen facing down it will be easier to connect your peripheral equipment Be careful not to damage the screen How to connect ...

Страница 16: ...t the volume level 2 Press the key on the remote control to switch off the sound from the headphone PC How to connect PC input 1 Use the D sub cable in the accessories box and plug it into the D sub port located beneath the TV screen 2 Use the audio cable in the accessories box and plug it into the PC s audio jacks and the audio jack located beneath the TV screen ...

Страница 17: ...17 Remote Control OSD Operating instructions Using the Remote Control Chapter 3 ...

Страница 18: ...18 ...

Страница 19: ...19 ...

Страница 20: ...20 TELETEXT Teletext is a text based information service provided by some TV stations in addition to traditional TV broadcasts ...

Страница 21: ...ain Menu Press the MENU button to access the onscreen display OSD The main menu allows you to adjust settings for VIDEO AUDIO TV only when using the TV mode PC PIP only when in PC mode and SETUP VIDEO Adjust 1 CONTRAST BRIGHTNESS COLOR TEMP and TINT are adjusted from 0 to 100 2 SHARPNESS is adjusted from 5 to 5 You can adjust picture contrast brightness color tint and sharpness to the levels you p...

Страница 22: ...s designed to enhance your audio enjoyment Quick Installation 1 Use COUNTRY to select your country first 2 Move to SCAN and scan the available program 3 Once the scan finished you can use the SKIP function to skip unwanted program PROGRAM Editing Using PROGRAM FREQENCY SWAP and INSERT functions to edit program 1 Move to PROGRAM and select the program you want to edit 2 Move to FREQENCY use left an...

Страница 23: ...AGE you want to use to display the OSD menu Pre set is English 3 You can set the SLEEP TIMER to determine the period of time after which the TV should switch itself to standby The counter runs sequentially 0 30 60 90 120 0 minutes 4 Select the TELETEXT language type you want to display 5 RESET to the default values of BLUE SCREEN and SLEEP TIMER PC Setup PC Adjust 1 AUTO TUNE automatically determi...

Страница 24: ...R TEMP Using the COLOR TEMP function you can select the display warmth and color depth PIP PIP 1 Select PIP to turn the PIP feature on or off 2 POSITION allows you to change the position of the daughter picture 3 SOURCE lets you select the video source for the daughter picture 4 Use SOUND to select the audio source MAIN PC or SUB Video ...

Страница 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...

Страница 26: ...y step procedures on how to assemble the monitor for maintenance Disassembly Procedure Disassemble the base 1 put the monitor on a clean soft cloth with panel facing to the table Fig 1 Fig 1 2 Remove six screws to release stand base Fig 2 Chapter 4 Fig2 ...

Страница 27: ...27 Disassemble the back covers 1 Remove ten screws to release back cover Fig 3 4 Fig 3 Fig 4 2 Remove two screws to release key board cover Fig 5 6 Fig 5 ...

Страница 28: ...28 Fig 6 3 Remove two screws in the keyboard which is marked with red Fig 7 Fig 7 Disassemble the shield 1 Remove six screws to release the shield The screws is marked with red Fig 8 Fig8 ...

Страница 29: ...29 2 Remove the shield as below Fig 9 Fig 9 Disassemble the speaker 1 Remove six screws to release speaker Fig 10 11 Fig 11 Fig 10 ...

Страница 30: ...30 Disassemble the main board 1 Remove eight screws to release main board Fig 12 2 Remove connector wire with main board and panel Fig 13 Fig 12 Fig 13 ...

Страница 31: ...31 Disassemble the power board 1 Remove six screws to release power board Fig 14 2 Remove connector wire with power board and panel Fig 15 3 Remove back cover Fig 16 17 Fig 14 Fig 15 ...

Страница 32: ...32 Fig 16 Fig 17 Disassemble the panel 1 Remove four screws right and left to release metal frame Fig 18 Fig 18 2 The panel is disassembled absolutely ...

Страница 33: ...33 Software Flow Chart Chapter 5 ...

Страница 34: ...34 ...

Страница 35: ...35 ...

Страница 36: ...3 C807 Check U300 crystal X300 12MHZ Replace X300 Check 2 5V L706 L710 3 3V L704 L705 Replace components if it has problem Replace U300 OK OK OK OK NG NG NG NG Check CN800 pin 2 6 is 5V and signal on pin 9 10 12 13 15 16 18 19 21 22 Check U800 Output to CN800 relative circuit and CN800 VCC at Q300 Q301 L803 5V ...

Страница 37: ...ower Check CN102 Pin 1 2 12V Pin 3 4 5V Check Power Board circuit Check U701 input 5V U704 input 12V Check Q702 Q703 and PWR_ON control relative circuit U704 Pin2 8V U703 Pin2 2 5V U101 Pin2 5V U700 U701 U702 Pin2 2 5V OK OK OK NG NG ...

Страница 38: ...oard CN1 Pin 1 4 5V and voltage at Pin 3 will change when received signal Replace D600 or IR board Check Main board 5V power relative circuit and signal on R321 Check Power relative circuit Replace line between Main board and IR Board or replace U300 OK OK NG NG ...

Страница 39: ...ard Control Block Press key no function Check CN1 Pin 7 voltage will change when key be pressed Check line between keyboard and main board or R120 3 3V Check Power 3 3v relative circuit Replace keyboard NG NG OK ...

Страница 40: ... X300 12MHZ Check CN800 FPC cable and panel Replace X300 Check power supply for 2 5V 3 3V Check relative circuit Check CN501 Pin1 2 3 R G B and Pin13 14 HS VS Check relative circuit Check U501 output relative circuit NG NG NG NG OK OK OK OK OK Replace U300 Check Power supply 3 3V for U501 OK NG Replace U501 OK ...

Страница 41: ...12V Check CN600 Pin3 4 and Pin1 2 are short when no ear phone plug Check ear phone board Check U603 output relative circuit Check TUNER Pin11 to U108 Pin50 relative circuit Check U100 output to U108 pin41 42 relative circuit Check U108 MSP3415 output relative circuit OK OK NG NG NG NG NG Check U108 output to U603 U603 input relative circuit OK Check CN103 to U108 pin44 45 relative circuit ...

Страница 42: ...ify x y Y value and use ID key to modify the TEXT description Following is the procedure to do white balance adjust I Press Number key 100 9 9 9 will into the factory mode and press Menu key the OSD will show menu and a word F at Right top of Menu In the factory mode select MORE function will into Bias and Gain adjustment 1 ADC Adjustment AL Auto level adjust RG GG BG R G B Gain adjust RB GB BB R ...

Страница 43: ... 100 2 9 switch the chroma 7120 to xyY mode With press MODE button 10 Press Color 9300 on OSD window to save the adjustment result B adjust 6500 color temperature 1 Set the Contrast of OSD function to 80 and Adjust Brightness to chroma 7120 Y 350 cd m2 2 Switch the chroma 7120 to RGB mode with press MODE button 3 switch the MEM channel to Channel 02 with up or down arrow on chroma 7120 4 The lcd i...

Страница 44: ...window until chroma 7120 indicator reached the value G 100 7 Adjust the Color user Mode BLUE on OSD window until chroma 7120 indicator reached the value B 100 8 Repeat above procedure item 5 6 7 until chroma 7120 RGB value meet the tolerance 100 2 9 Switch the chroma 7120 to XyY mode With press MODE button 10 Press Color 11000 on OSD window to save the adjustment result Turn the POWER button off t...

Страница 45: ...hatever 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 or...

Страница 46: ...0 5 10 Wireless Head_Phone Optional 10 35 Screw M1L330 6128 2 11 Speaker 2 36 Cable Cover 34L1306 1 12 Screw Q1L1030 8128 16 37 Hinge 37L496 1 13 Main Frame 15L6096 1 38 Stand 34T1432 1 14 Screw M1L330 4128 4 39 Screw Q1L140 20120 4 15 Screw M1L330 4128 1 40 Stand Cover B 34L1308 1 16 PWR Board 1 41 Stand Cover F 34L1307 1 17 Main Board 1 42 Base 34L1379 1 18 Screw M1L1730 6128 9 43 BKT Base 15L60...

Страница 47: ...47 EDID Data ...

Страница 48: ...48 PCB Layout Main Board Layout Chapter 9 ...

Страница 49: ...2S16400B 7T TSOPII 5 U304 56V1133 56 M24C16 WMN6T W SO 8 U305 56V 657 3 P2781A 08SR U310 87T 202 32 NY IC SOCKET 32PIN PLCC U500 56V1133 34 M24C02 WMN6T SMT U501 56T 567 7 MST9883C 140 LQFP 80 BY U600 56V 593 6 M62438FP SOP 10 U602 56V 535600 TA2024 U603 56V 616 3 PT2308S SO 8 U700 56V 585 4 AIC1117 33CY U701 56V 585 4 AIC1117 33CY U702 56V 585 4 AIC1117 33CY U703 56T 563 44 AME8815BEGT 250Z SOP 2...

Страница 50: ...50 adapter board ...

Страница 51: ..._R 10 3D _C 4 Bi 480i_Y Bo L_OU T 10 TEXT_FB 4 14 3D _Y C N 101 IO 2 4 6 8 10 12 14 16 18 20 22 24 26 28 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 30 31 32 33 34 35 36 Go BL_AD J 5 C 136 0 1uF AGN D SC L C1 4 4 0 1 u F SC AR T_FB 4 R o L132 600 OH M 5V L101 300 OH M 480i_Y 4 R EMOTE SD A 4 5 6 9 14 AC K 480i_PB 4 TEXT_R C OMP_PB LP108 N C 1 2 3 4 5 6 7 8 480i_PR C 134 N C C OMP_PR C N 103 C ON N 1 2...

Страница 52: ... 71 70 69 73 74 75 76 77 79 78 80 B1 Cb 1 IN G 1 Y1 IN R1 Cr 1 IN B2 Cb 2 IN G 2 Y2 IN R2 Cr 2 IN ASG F TEST RESQ YCO EQ G NDD FFWE SCL FFRE FFO E CL K2 0 VSU PPA Y2 G NDSY LLC 2 LLC 1 VSU PLLC GN D LLC Y5 C5 INTL C GN D Y Y4 VSUPSY XTAL 2 FPDAT VSYA VSU PY Y6 Y7 FFRSTWIN VSUPCAP VSUPD G NDCAP SDA VG AV FFIE FFRSTW GN D PA Y3 Y1 Y0 C7 C6 C4 VSUPC G NDC C3 C2 C1 C0 VS MSY HS FSY HC HSYA AVO XTAL 1 ...

Страница 53: ...D Q6 D Q7 D Q8 D Q9 D Q10 D Q11 D Q12 D Q13 D Q14 D Q15 D QML N C C 300 0 1uF R OMA2 R OMA1 MW EN N MD R 30 MD R 5 MA7 3 3VM SD C LKR MD 25 MD R 11 MD R 22 C 383 0 1uF MD 6 R 390 22 1 16W SD A 1 4 6 9 14 C PU P23 R OMA5 MD 21 R 338 10K 1 16W C PU P21 MAR 13 MD R 13 MAR 13 MD 24 R 326 0 1 16W L300 N C R OMA4 PAN PW R _ON C PU P23 R OMA6 C KE D ET 1 MD 1 MD 16 R 377 22 1 16W CPUP0 4 MA2 MD QMH 0 C K...

Страница 54: ...B23 CLKC_CPV DATA_PC0_CPH DATA_PC1_STH1 DATA_PC2_RLS DATA_PC3_LP DATA_PC4_POL DATA_PC5_SHC DATA_PC6_INV1 DATA_PC7_INV2 PCHS_SOG HSA VSA CLKA CHS CLAMP CVS_COAST P_HS ROUT5 FM0 Y1 PCK1 TP310 TP DACV3 FM17 FM0 R7 FM11 C7 C397 0 1uF G4 GOUT2 R306 1 5K 1 16W VD_CLK 4 P_VS PDENOUT FM30 P_DATAEN 13 C6 L314 120OHM R3 6 6 1 0 0 K 1 1 6 W FM38 FM26 GOUT6 P_DATAEN C0 R309 100 1 16W Display Port U300C SPV301...

Страница 55: ...VD D 33_6 D VD D 33_7 D VD D 33_8 D VD D 33_9 D VD D 33_10 D VD D 33_11 D VD D 33_12 D VD D 33_13 D VD D 33_14 D VD D 33_15 D VD D 33_16 AD C VD D 33 AD C VSS33 R VD D 33 R VSS33 U VD D 33 U VSS33 AVD D 33_1 AVD D 33_2 AVD D 33_3 AVD D 33_4 AVSS33_1 AVSS33_2 AVSS33_3 AVSS33_4 MPLLVD D 25 MPLLVSS25 OPLLVD D 25 OPLLVSS25 U PLLVD D 25 U PLLVSS25 D PLLVD D 25 D PLLVSS25 D VSS25_TB21 D VSS25_1 D VSS25_...

Страница 56: ...0 OH M 3 3VA AD _C LK 6 VGA_G 1 VGA_R 1 C 514 0 1uF C N 501 D B15 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10 1 7 1 6 GOU T2 VGA_VS C 509 0 1uF GR EEN R OU T1 3 3V_AP AD _H S 6 R ED TV2765W 2E 1 0 AD9883 AOC Top Victory Electronics Co Ltd 9 16 Monday J uly 25 2005 Title Siz e D oc ument N umber R ev D ate Sheet of C 523 0 1uF C 502 0 1uF D 503 MLL4148 BOU T7 C 536 0 001uF 3 3V_AP AGN D C 525 100uF 16V GOU...

Страница 57: ... K 1 1 6 W Audio_L 1 PR E_L C 611 0 33U F 50V R 618 47K 1 16W R 601 8 2K 1 16W R 616 100K 1 16W MU TE 1 6 U 600 M62438FP 1 2 3 4 5 6 7 8 9 10 VC C IN R D IFF FILTER OU T R GN D C N TL OU T L IN L R EF IN L603 22uH C 642 2 2uF 16V C 605 0 1uF C 639 0 47uF 50V C 620 0 1uF R 639 0 1 16W C 602 330uF 16V C 615 0 33U F 50V C 600 1uF 16V L608 22uH C 612 0 1uF U 602 TA2024 1 2 3 4 5 6 7 8 9 10 11 12 14 15...

Страница 58: ...714 0 1 10W AGN D L704 600 OH M L710 600 OH M R 715 0 1 10W AGN D R 721 0 1 16W 5VP From Power Supply 5V 3 3VS For Video Decoder VPC3230D Teltext SAA5264 8V C 704 0 1uF C 725 0 1uF 5VP C 711 10uF 16V AGN D C 721 10uF 16V 3 3VA AGN D R 704 47K 1 16W 12V L706 600 OH M Q703 PMBS3904 3 2 1 C 714 0 1uF R 720 0 1 16W 3 3VM For Scaler spv301 Q700 AO3401 R 705 22K 1 16W 1 3 4 5 L701 L 3 3VS AGN D PW R _ON...

Страница 59: ...37 39 48 46 42 38 40 31 32 17 1 9 2 6 3 4 4 4 5 1 3 2 1 2 9 5 3 3 3 3 5 3 6 4 3 4 9 TXIN 0 TXIN 1 TXIN 2 TXIN 3 TXIN 4 TXIN 5 TXIN 6 TXIN 7 TXIN 8 TXIN 9 TXIN 10 TXIN 11 TXIN 12 TXIN 13 TXIN 14 TXIN 15 TXIN 16 TXIN 17 TXIN 18 TXIN 19 TXIN 20 TXIN 21 TXIN 22 TXIN 23 TXIN 24 TXIN 25 TXIN 26 TXIN 27 TXOU T0 TXOU T1 TXOU T2 TXOU T3 TXC OU T TXOU T0 TXOU T1 TXOU T2 TXOU T3 TXC OU T C LKIN PW R D N VC C...

Страница 60: ... 1 6 V A5 R2 9 5 1 1 1 6 W R 9 75 1 16W R2 5 3 9 0 1 1 6 W R 12 75 1 16W V_SYN C 1 D3 C 9 22pF C 4 0 1uF C 11 0 1uF 56L 615 102 5V1 A12 A10 TEXT_R 1 Q1 PMBS3904 3 2 1 R2 0 3 3 K 1 1 6 W 256K X 8 COMS SRAM STSOP32 R 4 4 7K 1 16W 5V1 R D A2 D0 L3 600 OH M V_SYN C 1 A0 R7 3 3 K 1 1 6 W 5V1 TP3 TEXT_G1 VD _Vout1 A3 A1 U 1 M24C 02W MN 6 8 1 2 3 4 7 6 5 VC C A0 A1 A2 VSS W P SC L SD A SC L1 R 11 75 1 16...

Страница 61: ...OHM C7 NC D7 RT5 2337 R9 10K D1 1 3 2 DAT A VCC GND R17 56 R7 4 7K 1 16W ID 05 Key Board B Key IRTransmitter AOC Top Vict ory E lectr onics Co Ltd A 1 1 Thursday August 11 2005 Title Size Document Number Rev Date Sheet of D8 RT5 2337 C6 22pF D2 LED C4 22pF FB2 NC D3 RT5 2337 FB6 600 OHM S6 VOL_Up 3 Q2 PMBS3906 3 2 1 D6 RT5 2337 R14 56 C2 0 1uF NC FB4 600 OHM CN2 CONN 1 2 D4 RT5 2337 S3 CH_Up S2 CH...

Страница 62: ... MU LT R 938 470 1 4W C 953 0 01U J932 N C 1 2 I C 943 K A 431 R 978 24K 1 16W C 922 2200P F 1K V C 937 0 1uF 25V C 934 220uF 25V C 970 0 0022uF 250V C N 903 C ON N 1 2 3 F901 5A _250V T951 P OWE R X FMR 11 12 10 6 1 4 5 2 7 8 9 R 946 33 1 8W C N 952 12P 2 0mm 1 2 3 4 5 6 7 8 9 10 11 12 Q942 I R FB 3415 Q923 2S C 945P R 929 33 1 8W Q941 S TP 10N 70ZFP Q926 B T169 R 926 2M 1 8W C 941 0 01uF 500V C ...

Страница 63: ...11 1 2 3 4 8 7 6 5 S1 S1 S1 G1 D 1 D 1 D 1 D 1 C 808 1000PF R 801 36K 1 16W C 803 1000PF C 806 470uF 10V C 804 1000PF D oc R ev C ode DCPF1205A1 B 2 2 Tues day Marc h 29 2005 Title Siz e D oc ument N umber R ev D ate Sheet of C 805 470P IC 801 LM3485 1 4 5 8 2 3 6 7 ISEN SE FB AD J VIN AGN D N C PW GN D PGATE D 801 SSM54 C 802 1uF 25V R 804 22 1 4W 5V 2 5A ...

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