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Acer AL2021 Support Question

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Question posted by gumseller on April 3rd, 2014

Blown Fuses

i keep blowing main fuses on the plug after 5 secs of plugging it in

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Related Acer AL2021 Manual Pages

AL2021 Service Guide - Page 1

Acer AL2021 Service Guide Service guide files and updates are available on the CSD web: for more information, Please refer to http://csd.acer.com.tw/ - 1 -

AL2021 Service Guide - Page 5

...following measures: 1. WARNING: To prevent fire or chock hazard, do not expose the monitor to qualified personnel only. - 5 - However, there is no guarantee that to which...that interference will not occur in a residential installation. These limits are present inside the monitor. Dangerously high voltages are designed to provide reasonable protection against harmful interference in a ...

AL2021 Service Guide - Page 6

..., it can result in a bookcase or cabinet unless proper ventilation is equipped with a three-pronged grounded plug, a plug with a third (grounding) pin. Do not place the monitor in fire or electric shock. Unplug the unit during a lightning storm or when it from damage due to dangerous voltages and other hazards. PRECAUTIONS Do ...

AL2021 Service Guide - Page 7

... following symptoms are normal with LCD monitor and do not indicate a problem. The LCD screen has effective pixels of the fluorescent light, the screen may flicker during initial use . Turn off the ...

AL2021 Service Guide - Page 8

Table of contents Chapter 1 MONITOR FEATURE 9 Chapter 2 OPERATING INSTRUTION 15 Chapter 3 Machine assembly 22 Chapter 4 TROBLE SHOOTING 32 Chapter 5 CONNECTOR INFORMATION 34 Chapter 6 FRU LIST 36 Chapter 7 SCHEMATIC DIAGRAM 40 - 8 -

AL2021 Service Guide - Page 9

Monitor Feature Chapter 1 LCD Panel Input Display Color Maximum Dot Clock ® Max Resolution Plug & Play EPA ENERGY STAY Audio output Input Connector Input Video Signal Maximum Screen Size Power Source Environmental Considerations Weight (N.W.) Dimension Driving system Size Pixel pitch ...

AL2021 Service Guide - Page 15

... on Blue : Power off Orange: in OSD. If OSD is active, press to exit a selection in sleep mode If OSD is inactive, press and the monitor will automatically optimize the position, focus and clock of your display. Press to view OSD.

AL2021 Service Guide - Page 19

... presently R, G, B offset and gain parameters update to currently temperature memory address. AUTO COLOR: Perform Auto Balance measurement by chip set internal pattern for hot running monitor panel and inverter. VERSION: Display F/W version - 19 - AUTO BURN: Use the chip set internal signal.

AL2021 Service Guide - Page 20

... on , the LOGO will automatically switch to a "Screen Saver" feature except the display is completely off. HOW TO OPTIMIZE THE DOS-MODE Plug and play Plug & play DDC2B feature This monitor is equipped with VESA DDC2B capabilities according to conserve electrical energy by the Video Electronics Standards Association(VESA) and/or the United...

AL2021 Service Guide - Page 21

The other end terminates with a grounding type attachment plug, rated 10A, 250V,CEE-22 male configuration. USING THE RIGHT POWER CORD The accessory power ...10A, 250V, having standard CEE-22 female configuration. Supplied with units intended for the Northern American region is the wallet plug with NEMA 5-15 style and is UL listed and CSA labeled. The voltage rating for the power cord shall be...

AL2021 Service Guide - Page 22

... components vary in size. During the disassembly process, group the screws with the corresponding to scratching! Front View : ( unit : mm ) Real View : - 22 - Note : The monitor surface is susceptible to avoid mismatch when putting back the components. 2. The screws for maintenance and trouble shooting NOTE : 1. Wear gloves. Chapter 3 Machine Assembly This...

AL2021 Service Guide - Page 26

... side of frame (BKT-R) (FCL0T006016 , Q'TY:1) 1.Put the FRAME on the front side of panel (AA0201U3001, Q'TY:1 ) 2.Stick the Al-foil on CCFT (FBL0T006015 , Q'TY:2 ) 3.Plug the MB-LCD Cable on panel (DD0L0TLC001 ,Q'TY:1) 4. Put the Panel into LCD BEZEL SUB ASSY ( 32L0TLBTN05 , Q'TY:1) - 26 - Picture Description 1.Take a pcs of frame...

AL2021 Service Guide - Page 27

Plug the Cable MB-POWER in to SCALAR/B: (DD0L0TPB001 CABLE ASSY MB-POWER , Q'TY:1 ) (21L0TSB0005 SCALAR/B ASSY, Q'TY:1) - 27 ...(TDK) , Q'TY:1 ) ( AG12046BQ01: ADP 12V 4.6A , Q'TY:1) 1.Fix the INV MODULE & ADP on FRAME ( MS35050ILV0 SCREW M3.5*5-I (NI) , Q'TY:6) 2. Plug the CCFT Cable into INV MODULE 1. 1.Fix the FRAME & LCD BEZEL SUB ASSY by screws ( MM30040IBJ9 SCREW M3.0*4.0-I (NI),W ) 3.

AL2021 Service Guide - Page 28

... MYLAR (ESD) Q'TY:1) - 28 - 1. Stick the MYLAR(ESD) on INVERTER ESD (FBL0T003016 INVERTER ESD Q'TY:1) ( FCL0T001014 INV-MYLAR Q'TY:1) 2. Plug in the Cable MB-LCD (Note: white point face up) 3. Fix MAIN-BD-ESD & PORT BKT together ( MM30040IBJ9 SCREW M3.0*4.0-I (NI) Q'TY:4) 2. Fix the PORT BKT on FRAME (FBL0T005019 PORT BKT Q'TY...

AL2021 Service Guide - Page 29

Put the Button Bd.on LCD BEZEL SUB ASSY (DN0QT390031 SPEAK ASSY Q'TY:1) (MF25080PJB8 SCREW F2.5*8.0-P Q'TY:4) 2. Plug the Cable ASSY MB-BUTTON into Scalar/B 1. Fix the SPEAK on LCD BEZEL SUB ASSY 2. 1. Plug the Connector into BUTTON/B ASSY (23L0TBB0000 BUTTON/B ASSY Q'TY:1) (DD0L0TTH001 CABLE ASSY MB-BUTTON Q'TY:1) 1. Stick the yellow tape...

AL2021 Service Guide - Page 32

... shooting information forAL2010 Chapter 4 1. Pin 2 = Adj (Backlight) ? OK Check Main module Input CN1 Pin define same as power module CN1 OK Check Main module FUSE 1 ? U2 Pin 6 = 12V ? L4 = +5V Output ? Pin 6,7 = +12V ? No Power No Power Check Power Button From Main /B(CN1) to (Main/B) CN1 No Change Fuse1 or U2 or Q6 or D1...

AL2021 Service Guide - Page 35

... data1- (RX1-) 10 TMDS data1+ (RX1+) 11 TMDS data1 shield (GND) 12 NC 13 NC 14 +5V 15 Ground (return for +5 V and H/V sync) 16 Hot plug detect 17 TMDS data0- (RX0-) 18 TMDS data0+ (RX0+) 19 TMDS data0 shield (GND) 20 NC 21 NC 22 TMDS clock shield (GND) 23 TMDS...

AL2021 Service Guide - Page 38

....003 HING CAP,BLACK HING-CAP SIDE LOT (EBL0T004,REV3A) 60.L06VE.004 LCD FRAME LOT LCD BKT ASSY 33.L06VE.001 LOT POWER/B SHIELD MAIN/POWER BOARD ESD ASSY 33.L06VE.002 INVERTER BOARD ESD LOT INVERTOR ESD ASSY 33.L06VE.003 - 38 -