Acer AL1922 Service Manual Download Page 15 | Manualshive

Page: 15 / 70

background image

14

Monitor Block Diagram

The LCD MONITOR will contain a main board, a power board (include adapter and inverter),
keypad board and audio board which house the flat panel control logic, brightness control
logic and DDC.
The Inverter board will drive the backlight of panel.
The adapter will provide the 12V DC-power to inverter/power board and main board..

Video signal, DDC

Power board

(Include: adapter, inverter)

Flat Panel and
CCFL

backlight

Main Board

Keyboard

RS232 Connector For
white balance adjustment
in factory mode

HOST Computer

CCFL Drive.

AC-IN
100V-240V

Audio board

«
...
13
14
15
16
17
...
»

Summary of Contents for AL1922

Page 1: ...0 Acer AL1922 Service Guide ...

Page 2: ...1 Service Guide Version and Revision No Version Release Date Revision 1 1 0 Jan 07 2005 Original release ...

Page 3: ...s for any particular purpose Any Acer Incorporated software described in this manual is sold or licensed as is Should the programs prove defective following their purchase the buyer and not Acer Incorporated 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 register...

Page 4: ...ing To better fit local market requirements and enhance product competitiveness your regional office MAY have decided to extend the functionality of a machine e g add on card modem or extra memory capability These LOCALIZED FEATURES will NOT be covered in this generic service guide In such cases please contact your regional offices or the responsible personnel channel to provide you with further t...

Page 5: ...eiving 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 technician for help Notice 1 The changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the e...

Page 6: ...company The monitor is equipped with a three pronged grounded plug a plug with a third grounding pin This plug will fit only into a grounded power outlet as a safety feature If your outlet does not accommodate the three wire plug have an electrician install the correct outlet or use an adapter to ground the appliance safely Do not defeat the safety purpose of the grounded plug Unplug the unit duri...

Page 7: ...ay find slightly uneven brightness on the screen depending on the desktop pattern you use The LCD screen has effective pixels of 99 99 or more It may include blemishes of 0 01 or less such as a missing pixel or a pixel lit all of the time Due to the nature of the LCD screen an afterimage of the previous screen may remain after switching the image when the same image is displayed for hours In this ...

Page 8: ...tructions 23 External Controls 23 Front Panel Controls 24 Adjusting the picture 25 Hot Key Menu 29 OSD Message 29 LOGO 30 Chapter 3 Machine Disassembly 31 Chapter 4 Troubleshooting 41 Chapter 5 Connector Information 48 Chapter 6 FRU Field Replacement Unit List 49 Exploded Diagram 50 Chapter 7 Schematic Diagram 53 For SAMSUNG Panel 53 Analog and Digital Input 53 GM5321 54 LVDS 55 Key Board Connecto...

Page 9: ...monitor is designed with the latest LCD technology to provide a performance oriented product with no radiation This will alleviate the growing health concerns It is also a space saving design allowing more desktop space and comparing to the traditional CRT monitor it consumes less power and gets less weight in addition MTBF target is 50k hours or more Chart of AL1922 19 Samsung LTM190EX L01 Panel ...

Page 10: ...l settings User brightness control Maximum unless otherwise specified User contrast control Typical unless otherwise specified User red white balance Green white balance and Blue white balance control In the center unless otherwise specified Power input 90Vac or 240Vac Ambient temperature 20 5 Analog input mode 1280 x1024 75 Hz Measurement systems The units of measure stated in this document are l...

Page 11: ...trast ratio 700 1 For SAMSUNG Panel 550 1 For AU Panel Brightness 300 cd m2 Response time Tr Tf 8ms Tr 1 7ms Tf 6 3ms Display color 16 7M RGB 8 bit Data Viewing angle H 150 V 135 typ For SAMSUNG Panel H 140 V 135 typ For AU Panel Pc interface RGB Analog Interface Digital interface Only Dual Input Model Signal connector D Sub 15pin DVI D 24pin Only Dual Input Model Interface frequency Horizontal Fr...

Page 12: ...6 5mArms Ta 25 2 C VDD 5V FV 60Hz FDCLK 54MHz ITEM Symbol Condition MIN TYP MAX UNIT Contrast Ratio Center of screen CR 500 700 Rising TR 1 7 Response Time at Ta Falling TF 6 3 msec Luminance of white Center of screen YL 250 300 cd m2 RX 0 634 Red RY 0 354 GX 0 304 Green GY 0 581 BX 0 143 Blue BY 0 102 WX 0 310 Color Chromaticity CIE White WY θ 0 φ 0 Normal Viewing Angle TYP 0 03 0 330 TYP 0 03 θL...

Page 13: ...750 1152x864 75Hz 67 5khz P 75 P 108 000 1280x1024 60Hz 63 981 P 60 020 P 108 000 SXGA 1280x1024 75Hz 79 976 P 75 025 P 135 000 IBM MODES Horizontal Vertical DOS 720x400 70Hz 31 469 N 70 087 P 28 322 DOS 640x350 70Hz 31 469 P 70 087 N 25 175 XGA 1024x768 72Hz 57 515 P 72 1 P 75 000 MAC MODES VGA 640x480 67Hz 35 000 N 66 667 N 30 240 SVGA 832x624 75Hz 49 725 N 74 551 N 57 2832 1024x768 60Hz 48 780 ...

Page 14: ... B Ground VGA Connector layout 1 5 6 10 11 15 PIN NO DESCRIPTION PIN NO DESCRIPTION 1 TMDS Data 2 13 NC 2 TMDS Data 2 14 5V Power 3 TMDS Data 2 4 Shied 15 Ground for 5V 4 NC 16 Hot Plug Detect 5 NC 17 TMDS Data 0 6 DDC Clock 18 TMDS Data 0 7 DDC Data 19 TMDS Data 0 5 Shield 8 Analog Vertical Sync 20 NC 9 TMDS Data 1 21 NC 10 TMDS Data 1 22 TMDS Clock Shield 11 TMDS Data 1 3 Shield 23 TMDS Clock 12...

Page 15: ...rightness control logic and DDC The Inverter board will drive the backlight of panel The adapter will provide the 12V DC power to inverter power board and main board Video signal DDC Power board Include adapter inverter Flat Panel and CCFL backlight Main Board Keyboard RS232 Connector For white balance adjustment in factory mode HOST Computer CCFL Drive AC IN 100V 240V Audio board ...

Page 16: ...15 Main Board Diagram LCD Interface Scaler TSU16AK Include ADC OSD etc MCU OSD Control Interface Keypad DVI Connector D SUB Connector EEPROM 24C02 EEPROM 24C02 Crystal 14 318MHZ EEPROM 24C16 ...

Page 17: ...set it to green color Scalar initializes 10 In standby mode 11 Update the lifetime of back light 12 Check the analog and digital port are there any signals coming 13 Does the scalar send out a interrupt request 14 Wake up the scalar 15 Are there any signals coming from analog or digital port 16 Display No Input Signal message And go into standby mode after the message disappear 17 Program the scal...

Page 18: ...t U301 M24C02 WMN6T SMT U302 M24C02 WMN6T SMT U601 56L1125137AZ4 X401 CRYSTAL 14 318MHz U401 SCALER IC TSU16AK X601 20MHZ U201 AZ1117D 1 8 U202 AIC1084 33CM U603 MAX810STR SOT 23 U602 M24C16 WMN6T W SO 8 CN301 D USB 15PIN CN302 DVI 24PIN ...

Page 19: ...d back cover shall be within specification Top and Bottom Left and Right Back cover Bezel concavity Back cover Bezel concavity 0 8mm A 1 3 mm 0 8mm A 1 3 mm Back Cover Hinge Cover concavity 0mm B 0 5mm B Base Neck concavity 0mm C 0 6mm ...

Page 20: ... Top and Bottom Left and Right Back cover Bezel step Back cover Bezel step 0mm D 0 8 mm 0mm D 0 8 mm LCD Horizontally The angle between front bezel and LCD unit in bottom side should not large than 1 0mm ...

Page 21: ...t large than 4 0mm Tilt Base Rotation Tilt up 15 2 down 5 2 Plastic Material For TCO99 Front Bezel ABS 94HB Back Cover ABS 94HB The Others ABS 94HB For MPRII Front Bezel ABS 94HB Back Cover ABS 94HB The Others ABS 94HB GAP Spec Gap between panel with bezel is 0 mm gap 1 2 mm ...

Page 22: ...21 Front Bezel Item Description 1 Volume 2 Volume 3 POWER KEY 4 MENU ENTER 5 Auto Adjust Key Exit ...

Page 23: ...22 Rear Bezel Item Description 1 D SUB CABLE 2 DVI CABLE 3 AUDIO CABLE 4 AC POWER CORD ...

Page 24: ...ese settings the picture can be adjusted to your personal preferences The power cord should be connected Connect the video cable from the monitor to the video card Press the power button to turn on the monitor position The power indicator will light up External Controls Item Description 1 Volume 2 Volume 3 POWER KEY 4 MENU ENTER 5 Auto Adjust Key Exit Chapter 2 ...

Page 25: ...ctivate the Auto Adjustment function The Auto Adjustment function is used to set the HPos VPos Clock and Focus Power Indicator Blue Power On mode Orange Power saving Light blue Off mode NOTES Notes Do not install the monitor in a location near heat sources such as radiators or air ducts or in a place subject to direct sunlight or excessive dust or mechanical vibration or shock Save the original sh...

Page 26: ...indow 2 Press or to select the desired function 3 Press the MENU button to select the function that you want to adjust 4 Press or to change the settings of the current function 5 To exit and save select the exit function If you want to adjust any other function repeat steps 2 4 I Analog Only Model ...

Page 27: ...26 II Dual Input Model Analog Signal Input III Dual Input Model Digital Signal Input ...

Page 28: ...emperature from EEPROM User Red Red Gain from Digital register User Green Green Gain Digital register User Blue Blue Gain from Digital register English N A Set OSD display language to English 繁體中文 N A Set OSD display language to Traditional Chinese Deutsch N A Set OSD display language to German Français N A Set OSD display language to French Español N A Set OSD display language to Spain Italiano N...

Page 29: ...d Clock of picture Analog N A Select input signal from analog D Sub Dual Inpu t Model Digital N A Select input signal from digital DVI Information N A Show the resolution H V frequency and input port of current iput timing Reset N A Clear each old status of Auto configuration and set the color temperature to Cool Exit N A Exit OSD ...

Page 30: ... without this OSD Message Input Not Supported When the Hsync Frequency Vsync Frequency or Resolution is out of the monitor support range will show this message This message will be flying Cable Not Connected 1 Analog Only Model When the video cable is not connected will show this message This message will be flying 2 Dual Input Model Dual Input Model without this OSD Message No Signal 1 Analog Onl...

Page 31: ... This feature is designed to conserve electrical energy by reducing power consumption when there is no video input signal present When there is no video input signal 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 automati...

Page 32: ... chapter contains step by step procedures on how to assemble the monitor for maintenance Disassembly Procedure Disassemble the base 1 Remove hinge cover Fig 1 2 Remove four screws to release stand base Fig 2 Chapter 3 Fig 1 Fig2 ...

Page 33: ... release front bezel Fig 3 2 Remove connector wire with keyboard and main board Fig 4 3 Remove two screws to release keyboard Fig 5 4 Remove connector wire with keyboard and speakers Fig 6 6 Remove four screws to release speakers right and left Fig 7 Fig 3 ...

Page 34: ...33 Fig 4 Fig 5 ...

Page 35: ...34 Fig6 Fig 7 ...

Page 36: ...35 Disassemble the rear bezel Disassemble the shield 1 Remove two screws to release the shield Fig 8 2 Remove the shield as arrow direction Fig8 ...

Page 37: ...36 Disassemble the audio board 1 Remove two screws to release audio board Fig 9 2 Remove connector wire with audio board and power board Fig 10 Fig9 Fig10 ...

Page 38: ...sassemble the main board 1 Remove three screws to release main board Fig 11 2 Remove connector wire with main board and panel Fig 12 3 Remove connector wire with main board and power board Fig 13 Fig11 Fig12 ...

Page 39: ...38 Fig13 ...

Page 40: ...39 Disassemble the power board 1 Remove five screws to release power board Fig 14 2 Remove connector wire with power board and panel Fig 15 Fig14 Fig15 ...

Page 41: ...40 Disassemble the panel 1 Remove four screws right and left to release metal frame Fig 16 Fig16 ...

Page 42: ...d look if the picture is normal Please reinsert and make sure the AC of 100 240 is normal Measure U701 PIN2 1 8V U702 PIN2 3 3V Reinsert or check the power section X401 oscillate waveforms are normal Measure CN701 PIN5 6 12V Measure CN701 PIN9 10 5V OK OK NG NG NG Replace U401 Replace X401 OK NG Check power section Replace U701 U702 NG ...

Page 43: ...re U701 PIN2 1 8V U702 PIN2 3 3V Replace U701 U702 X401 oscillate waveforms are normal Replace X401 Check if the sync signal from computer is output and video cable is connected normally Input the sync signal of computer or change the cable Replace U401 NG OK ...

Page 44: ...re Q402 base is high level Check Q402 and Q401 are broken or CN401 solder Check Correspondent component OK OK OK OK NG NG NG NG Measure U701 PIN2 1 8V U702 PIN2 3 3V Replace U701 U702 X401 oscillate waveforms are normal Replace X401 Replace U401 ...

Page 45: ...d OK OK OSD is unstable or not working Is Keypad board connecting normally Is Button Switch normally Is Keypad board normally Check main board Connect Keypad Board Replace Button Switch Replace Keypad Board OK NG NG NG ...

Page 46: ... line Check the voltage of C905 Check F901 bridge rectified circuit Check start voltage for the pin3 of IC901 Check R906 R907 IC901 Check the auxiliary voltage is between 10V 16V Check IC901 T901 Check ZD901 D903 OK Check D910 D911 IC902 OK NG No power NG NG OK NG ...

Page 47: ...e Q201 or Q202 Check the pin1 of U201 have saw tooth wave NG OK Change U201 Check D201 D202 have the output of square wave at short time NG OK CheckQ205 Q207 Q203 Q201or Q206 Q208 Q204 D202 Check the resonant wave of pin2 pin5 for PT201 PT202 NG Check the output of PT201 PT202 Check Q209 Q210 C213 or Q211 Q212 C214 Check connecter lamp OK NG Change PT201 PT202 OK ...

Page 48: ...wer supply of U201 is 12 Check connecting is ok Reconnect Mute and volume setting is ok Reset mute and volume Check input signal of U201is ok Check correspondent component Replace U201 Replace speaker OK OK OK NG NG NG NG NG ...

Page 49: ... Ground 14 V Sync 7 G Ground 15 DDC Serial Clock 8 B Ground 24 Pin Color Display Signal Cable DVI PIN NO DESCRIPTION PI N NO DESCRIPTION 1 TMDS Data2 13 TMDS Data3 2 TMDS Data2 14 5V Power 3 TMDS Data 2 4 Shield 15 Ground 4 TMDS Data4 16 Hot Plug Detect 5 TMDS Data4 17 TMDS Data0 6 DDC Clock 18 TMDS Data0 7 DDC Data 19 TMDS Data 0 5 Shield 8 Analogue Vertical Sync 20 TMDS Data5 9 TMDS Data1 21 TMD...

Page 50: ...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...

Page 51: ...50 Exploded Diagram Model AL1922 ...

Page 52: ... Description Part No 1 Hinge cover 33L4744 GD L 33L4743 GD L 2 Stand base 34L1337 GD B 3 Front cover 34L1335AGD B 4 Rear cover 34L1336AGD 2B 5 Shield 85L 666 1 6 Metal frame 15L8021 5 7 Panel 750LLS90EX1 8 Audio board AUPC780AE ...

Page 53: ...52 9 Power board PWPC1942SEA2 10 Main board CBPC980KSVAF 11 Key board KEPC980KA8 12 Speakers 78L 332 1 L 78L 332 1 R ...

Page 54: ...75 1 16W ZD107 MLL5232B 5 6V C106 0 047uF FB101 120 OHM SDA_IN R139 10 1 16W ZD106 MLL5232B 5 6V C122 0 1uF 1 RX2 IN R135 10K 1 16W GREEN HS R120 75 1 16W GND GND R137 10 1 16W R113 47 1 16W ZD101 MLL5232B 5 6V DVI_EDID_WP D108 BAV99 3 1 2 C121 1000pF 5V RX0 GND R130 1K 1 16W C123 0 1uF ZD105 MLL5232B 5 6V DVI_5V Bin RX1 IN Gin DDC_SCL_A R110 47 1 16W 2 C119 1000pF U104F 74LVC14ADT 13 12 D113 BAV9...

Page 55: ...DDR12 ROM_OEn AVDD_ADC_3 3 AVDD_RED_3 3 AGND_GREEN AGND_RED AGND_BLUE AGND_RX1 AGND_RX2 AVSS_LV_E RVDD_3 3 RVDD_3 3 RVDD_3 3 RVDD_3 3 VDD_RPLL_1 8 CVDD_1 8 CVDD_1 8 CVDD_1 8 CVDD_1 8 VDD_RX2_1 8 PPWR PBIAS AVSS_LV_E VDD_RX1_1 8 AVSS_LV VDD_RX0_1 8 AVSS_LV_O AGND_IMB AVDD_RPLL_3 3 AVDD_LV_3 3 LBADC_VDD_3 3 AVDD_LV_E_3 3 VDD_RXPLL_1 8 AVDD_LV_E_3 3 VDD_ADC_1 8 HSYNC CSYNC VSYNC CRVSS CRVSS CRVSS CRV...

Page 56: ... PMBS3904 3 2 1 RXO1 RXE3 R401 0 1 16W GND RXO1 RXO1 R405 10K 1 16W 5V RXE2 RXOC RXE3 LV_O2 SOURCE 3 3V LV_O 0 9 RXEC R404 100K 1 16W RXE2 LV_O6 LV_O1 RXO0 RXE1 gm5321 C LVDS I F 715L 1439 C B 4 4 Friday November 26 2004 Title Size Document Number Rev Date Sheet of C403 0 1uF LV_O9 RXOC LV_O8 LV_E2 RXE0 RXO0 RXE1 RXE2 Q401 AO3401 1 3 2 VDDD LV_E0 GND R402 NC LV_E1 RXE3 DRAIN RXEC R407 NC PPWR RXE1...

Page 57: ... 2 Q702 PMBS3906 3 2 1 PWM0 OUT R C701 1uF 25V CN702 CONN 2 4 6 8 10 12 14 16 1 3 5 7 9 11 13 15 DIM LED_ORANGE C706 47uF 25V R719 470 1 16W GND D712 LL4148 C726 1uF 25V C720 1000pF PBIAS C727 1uF 25V R706 22K 1 16W NC C728 1uF 25V R702 1K 1 16W FB701 600 OHM 3 3V U702 AIC1084 33CE 3 1 2 VIN ADJ VOUT R704 4 7K 1 16W VCC5V D701 BAV99 3 1 2 R716 4 7K 1 16W GND VCC12V GND KEY_LEFT OUT R KEY_MENU C713...

Page 58: ...V R211 5 6K OUT_R 12V 12V C205 470uF 16V GND R212 220K CN203 WAFER 4P2 0 R A 1 2 3 4 R207 1K C208 470uF 16V R201 10K U201 TDA7496L 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 GND GND GND INL VAROUT_L VOLUME VAROUT_R NC INR SVR STBY MUTE GND OUTR VS VS OUTL GND GND GND GND C212 100 pF C211 100 pF C204 0 47uF C206 0 47uF GND R210 5 6K R203 10K C214 100 pF VOLUME MUTE GND C215 100 pF GND C201 ...

Page 59: ...0V R918 4 7K 0805 R907 1M 1206 R919 47_1 2W_M ON OFF L903 73L 253 91L 1 2 R921 240 1206 C908 0 1U_50V R923 0 0805 C917 0 1UF 0805 Y5V R917 100 0805 R913 20K 0805 R901 1M 1206 R905 1M 1206 STBY Q901 2SK2996 1 2 3 C906 152P 1KV Q903 2N3904 BRIGHT R914 0 3_2W C920 1000UF 16V C919 0 01U 50V X7R J901 JUMPER1 1 2 C921 4700PF 250V FB901 BEAD D903 1N4148 SMD C909 N C R915 4 7K 0805 R910 0 0805 L902 1 4 2 ...

Page 60: ...07 22uF Q210 KTD1691 1 2 3 C203 1uF 25V R227 1K D209 1N4148 Q202 DTA144WKA 1 3 2 R223 12K C205 0 1uF TP6 HVL 1 L204 CHOKE 1 4 2 3 Q206 MPS3904 AA R201 18K D208 1N4148 CN203 N C 1 2 TP5 HVL 1 CN204 1 2 R219 100 D206 1N4148 C216 22pF 3KV R224 1K R225 1K Q201 DTC144WKA CN206 N C 1 2 R202 10K TP8 HVL 1 L205 1 2 SHORT CHOKE 1 4 2 3 Q212 KTD1691 1 2 3 TP1 HVO 1 R209 4 7K 1 16W R233 1K R236 910 C201 220u...

Page 61: ...16W R116 3 6K 1 16W C101 470uF 16V 12V R109 3K 1 16W R108 47K 1 16W C106 470uF 16V R115 100 1 16W C112 0 1uF 25V R114 1K 1 16W 3 3V C108 470uF 16V R107 0 1 16W R112 2 7K DIP C110 0 1uF 0603 R105 0 1 16W IC102 AIC1084 33CT 3 1 2 VIN ADJ Vout C107 0 1uF 25V C111 0 1uF 25V C102 0 1uF 25V D101 SR54 Q103 PMBS3906 3 2 1 R106 33K 1 16W 5V C115 0 1uF 25V R104 N C C109 470uF 16V L101 45uH R111 15K DIP ...

Page 62: ... 1 16W C309 0 047uF D307 BAV99 3 1 2 R311 1K 1 16W VSYNC 4 PC5V C306 0 047uF DVI5V D322 TZMC5V6 GS08 G 4 D317 TZMC5V6 GS08 D305 BAT54C GS08 NC 3 1 2 GNDB 4 R323 10K 1 16W NC VCC5V D323 TZMC5V6 GS08 R 4 D316 LL5232B 5 6V 5 NC FB302 0 1 16W R310 1K 1 16W VGA_CON C310 0 047uF C301 NC R309 100 1 16W D318 TZMC5V6 GS08 D304 BAT54C GS08 3 1 2 C313 0 1uF R313 2 2K 1 16W C312 220pF R303 100 1 16W D315 LL52...

Page 63: ...11 0 1uF B 3 U401 TSU56AK 63 60 61 58 62 59 57 37 38 40 41 43 44 46 47 49 50 52 66 67 69 70 71 32 72 73 74 107 55 35 45 3 51 11 21 84 94 104 114 126 18 87 97 117 39 56 36 2 54 42 10 20 85 95 115 127 19 86 96 105 116 33 34 108 109 110 111 112 113 118 119 120 121 122 123 124 125 128 1 29 28 30 31 53 65 64 48 106 103 102 68 77 78 6 RIN0 GIN0 SOGIN0 BIN0 RIN0M GIN0M BIN0M HSYNC0 VSYNC0 R R G G B B CK ...

Page 64: ... 21 23 RXE2 LVB1P RXE0 LVBCKM PA4 PB0 PA1 PA2 LVBCKP PA9 LVACKP LVB3P C509 22uF 16V C511 0 1uF RXO2 PA0 PB4 PA8 LVA0P RXO1 PA3 LVB0M RXOC RXE2 LVB0M PA 0 9 LVB2M LVACKM LVB2M LVA0M PB8 LVA2M RXO0 LVA3P PA6 RXO1 PB1 LVA1M PB 0 9 LVA1P LVACKM LVA2P LVB3M PB2 LVB3P PA 0 9 4 LVB0P PB9 RXEC RXO3 RXE0 LVB2P RXOC LVB1M C510 0 1uF LVB3M PA7 LVA1P LVB1M LVA0M LVBCKP LVB0P LVA2P LVA2M PB7 PB6 RXEC VLCD 2 RX...

Page 65: ... VCC5V ENTER R609 100 1 16W R639 100 1 16W R632 NC VCPU LEFT R617 120 1 16W C616 1uF 25V VCC5V LED_B SCL 4 U601 W78E65P 40 35 21 20 10 14 15 16 17 2 3 4 5 6 7 8 9 43 42 41 40 39 38 37 36 24 25 26 27 28 29 30 31 19 18 32 33 13 11 22 44 12 EA VP XTAL1 XTAL2 RESET INT0 P3 2 INT1 P3 3 T0 P3 4 T1 P3 5 P1 0 P1 1 P1 2 P1 3 P1 4 P1 5 P1 6 P1 7 P0 0 P0 1 P0 2 P0 3 P0 4 P0 5 P0 6 P0 7 P2 0 P2 1 P2 2 P2 3 P2...

Page 66: ...A2 4 VCC5V VCC5V FB201 600 OHM R205 4 7K 1 16W VCC3 3 C204 220uF 25V R213 NC VLCD 5 ON_OFF VCC12V Q202 PMBS3904 3 2 1 Q204 PMBS3904 3 2 1 VCC5V 3 4 6 VCC3 3 4 C B E VCC12V R208 10K 1 16W R209 0 1 16W R204 10K 1 16W VCC2 5 VCC12V Brightness D202 GS1D VCC5V D201 SS14 VAA3 C205 0 1uF TO 263 VLCD VCC5V C211 47uF 16V CN201 CONN 2 4 6 8 10 12 1 3 5 7 9 11 C206 1uF 25V VCC2 5 4 SOT 252 C210 0 1uF VAA4 R2...

Page 67: ...V R211 5 6K OUT_R 12V 12V C205 470uF 16V GND R212 220K CN203 WAFER 4P2 0 R A 1 2 3 4 R207 1K C208 470uF 16V R201 10K U201 TDA7496L 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 GND GND GND INL VAROUT_L VOLUME VAROUT_R NC INR SVR STBY MUTE GND OUTR VS VS OUTL GND GND GND GND C212 100 pF C211 100 pF C204 0 47uF C206 0 47uF GND R210 5 6K R203 10K C214 100 pF VOLUME MUTE GND C215 100 pF GND C201 ...

Page 68: ...0V R918 4 7K 0805 R907 1M 1206 R919 47_1 2W_M ON OFF L903 73L 253 91L 1 2 R921 240 1206 C908 0 1U_50V R923 0 0805 C917 0 1UF 0805 Y5V R917 100 0805 R913 20K 0805 R901 1M 1206 R905 1M 1206 STBY Q901 2SK2996 1 2 3 C906 152P 1KV Q903 2N3904 BRIGHT R914 0 3_2W C920 1000UF 16V C919 0 01U 50V X7R J901 JUMPER1 1 2 C921 4700PF 250V FB901 BEAD D903 1N4148 SMD C909 N C R915 4 7K 0805 R910 0 0805 L902 1 4 2 ...

Page 69: ...07 22uF Q210 KTD1691 1 2 3 C203 1uF 25V R227 1K D209 1N4148 Q202 DTA144WKA 1 3 2 R223 12K C205 0 1uF TP6 HVL 1 L204 CHOKE 1 4 2 3 Q206 MPS3904 AA R201 18K D208 1N4148 CN203 N C 1 2 TP5 HVL 1 CN204 1 2 R219 100 D206 1N4148 C216 22pF 3KV R224 1K R225 1K Q201 DTC144WKA CN206 N C 1 2 R202 10K TP8 HVL 1 L205 1 2 SHORT CHOKE 1 4 2 3 Q212 KTD1691 1 2 3 TP1 HVO 1 R209 4 7K 1 16W R233 1K R236 910 C201 220u...

Page 70: ...16W R116 3 6K 1 16W C101 470uF 16V 12V R109 3K 1 16W R108 47K 1 16W C106 470uF 16V R115 100 1 16W C112 0 1uF 25V R114 1K 1 16W 3 3V C108 470uF 16V R107 0 1 16W R112 2 7K DIP C110 0 1uF 0603 R105 0 1 16W IC102 AIC1084 33CT 3 1 2 VIN ADJ Vout C107 0 1uF 25V C111 0 1uF 25V C102 0 1uF 25V D101 SR54 Q103 PMBS3906 3 2 1 R106 33K 1 16W 5V C115 0 1uF 25V R104 N C C109 470uF 16V L101 45uH R111 15K DIP ...

Reviews:

No comments

Related manuals for AL1922

Brand: NEC Pages: 4

Brand: NEC Pages: 3

Brand: NEC Pages: 3

Brand: NEC Pages: 37

Brand: NEC Pages: 4

WVCK1420 - COLOR MONITOR

Brand: Panasonic Pages: 26

Brand: Panasonic Pages: 4

Brand: Hantarex Pages: 25

Brand: Racegeek Pages: 23

Brand: Baaske Medical Pages: 32

Brand: Planar Pages: 24

Guardian UBR243

Brand: Uniden Pages: 46

Brand: AOC Pages: 37

CPMW3200IP-FOSD

Brand: I-Tech Pages: 5

Brand: Hyvision Pages: 15

Brand: Elo TouchSystems Pages: 43

Brand: Barco Pages: 54

Brand: Feelworld Pages: 13

Brands by name

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Popular brands

Load more brands