Acer AL2032W AL2032W Service Guide
Acer AL2032W Manual
 |
View all Acer AL2032W manuals
Add to My Manuals
Save this manual to your list of manuals |
Acer AL2032W manual content summary:
- Acer AL2032W | AL2032W Service Guide - Page 1
Acer AL2032W 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 - - Acer AL2032W | AL2032W Service Guide - Page 2
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, of its dealer) assumes the entire cost of all necessary servicing, repair, and any - Acer AL2032W | AL2032W Service Guide - Page 3
information related to the current topic. Alerts you to any damage that might result from doing or not doing specific actions. Gives precautionary measures to avoid possible hardware or software problems. Reminds you to do specific actions relevant to the accomplishment of procedures. - 3 - - Acer AL2032W | AL2032W Service Guide - Page 4
in the printed Service Guide, for ACER-AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part number code to those given in the FRU list of this printed Service Guide. You MUST use the list provided by your regional Acer office to order FRU parts for repair and Service of customer - Acer AL2032W | AL2032W Service Guide - Page 5
B digital device, pursuant to Part 15 of the FCC Rules accordance with the instructions, may cause 2. Shielded interface cables and AC power cord, if any, must be used monitor to rain or moisture. Dangerously high voltages are present inside the monitor. Do not open the cabinet. Refer servicing - Acer AL2032W | AL2032W Service Guide - Page 6
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. Never spill liquids on the monitor. Do not attempt to service the monitor yourself - Acer AL2032W | AL2032W Service Guide - Page 7
SPECIAL NOTES ON LCD MONITORS The following symptoms are normal with LCD monitor and do not indicate a problem. NOTES Due to the nature of the fluorescent light, the screen may flicker during initial use. Turn off the Power Switch and then turn it on again to make sure the flicker disappears. You - Acer AL2032W | AL2032W Service Guide - Page 8
Table of contents Chapter 1 MONITOR FEATURE 9 Chapter 2 OPERATING INSTRUTION 15 Chapter 3 Machine assembly 21 Chapter 4 TROBLE SHOOTING 27 Chapter 5 CONNECTOR INFORMATION 29 Chapter 6 FRU LIST 30 Chapter 7 SCHEMATIC DIAGRAM 31 - 8 - - Acer AL2032W | AL2032W 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 Screen Size (Active) Power Source Environmental Considerations Weight (N.W.) Dimension Driving system Size Pixel pitch Viewable - Acer AL2032W | AL2032W Service Guide - Page 10
Switch * Power Switch * MENU/ENTER * / Volume * / Volume * total. 19 modes are preset and 10 modes are user definable. MODE NO. 1 2 3 4 RESOLUTION 720 x 400 640 x 480 640x480 640 x 480 Dot clock(MHz) 28.321 25.175 30. 640 dots) 20.317(640 dots) 2.116 (64 dots) 0.762(24 dots) - 10 - - Acer AL2032W | AL2032W Service Guide - Page 11
086 (3 lines ) 0.237(9 lines) - / - +/+ -/- Or -/- Y Y Y MODE NO. RESOLUTION 5 640 x 480 6 800 x 600 7 800 x 600 8 800 x 600 Dot clock(MHz) us ) 37.500kHz 26.667(840 dots) 2.032 (64 dots) 3.810 (120 dots) 20.317 (640 dots) 0.508 (16 dots) 35.16kHz 37.879kHz 46.875kHz 28.44(1024 - Acer AL2032W | AL2032W Service Guide - Page 12
) 0.51(29 lines) 13.60(768 lines) 0.05(3 lines) -/- Y MODE NO. RESOLUTION 13 1024 x 768 14 1280 x 1024 15 1280 x 1024 16 1152 x 864 Dot clock ) 13.00 (1024 dots) 11.852 (1280 dots) 9.481 (1280dots) 10.667(1152 dots) 0.20 (16 dots) 0.444 (48 dots) 0.119 (16 dots) 0.593(64 dots) f v V-Total - Acer AL2032W | AL2032W Service Guide - Page 13
SYNC Y Y Y Y 17" MODE NO. 17 18 19 20 RESOLUTION 1280 x 960 1600 x 1200 1280 x 720 Dot clock(MHz ) 0.040 (3 lines) 0.111 (5 lines) V-B-P (ms ) 0.600 (36 lines) 0.613 (46 lines) 0.445 (20 lines) V-Active ( ms ) 16.000 (960 lines) 16.000 (1200 lines) 16.016 (720 lines) V-F-P ( ms - Acer AL2032W | AL2032W Service Guide - Page 14
Monitor Block Diagram DVI INPUT ( CN8) VGA INPUT ( CN7) +3.3V_I/O_MALIBU +2.5V_DDR +3.3V_LVDSA SDA/SCL MSTR SCL/SDA FSDATA,FSADDR,FSBKSEL0/1 FSCLK-/+,FSDQM POWER SWITCH AIC 1563 (U2) (U3) +2.5V (U4) +3.3V (U6) +1.8V +12V FROM POWER BOARD /RESET MAX809_1 (U8) I2C 24LC32SN (U7) FRAME STORE - Acer AL2032W | AL2032W Service Guide - Page 15
PCB CONDUCTOR VIEW Main Board - 15 - - Acer AL2032W | AL2032W Service Guide - Page 16
Button Board - 16 - - Acer AL2032W | AL2032W Service Guide - Page 17
OPERATING INSTRUCTIONS Chapter 2 Front Panel Definition This Section defines the front panel User Interface for Led Indictor and Key function. Key Definition: There are five keys defined in this system and described bellows. * Adjusting display settings External Controls Power on/off ○1 POWER - Acer AL2032W | AL2032W Service Guide - Page 18
OSD Menu Picture Brightness: This adjusts the brightness of the picture on the screen. Contrast: This adjusts dark and light shades of color relative to each other to achieve a comfortable contrast. Color temp. : There are three ways of adjusting color: Warm (Reddish white) Cool (Bluish white) User - Acer AL2032W | AL2032W Service Guide - Page 19
, Spanish, Simplified Chinese, Traditional Chinese, Japanese and Russian. OSD H. Position OSD V. Position OSD Time-out This changes the position of the OSD window on the screen and staying time. LED Definition The system equips one dual color (blue/amber) led to indict system status and defined as - Acer AL2032W | AL2032W Service Guide - Page 20
, 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 - Acer AL2032W | AL2032W Service Guide - Page 21
plug, rated 10A, 250V,CEE-22 male configuration. The other end terminates with a molded-on type connector body, rated 10A, 250V, having standard CEE-22 female configuration. Please note that power supply card needs to use VDE 0602, 0625, 0821 approval power cord in European counties. - 21 - - Acer AL2032W | AL2032W Service Guide - Page 22
Chapter 3 Machine assembly This chapter contains step-by-step procedures on how to assemble the monitor for maintenance and trouble shooting NOTE : 1. The screws for the different components vary in size. During the disassembly process, group the screws with the corresponding to avoid mismatch when - Acer AL2032W | AL2032W Service Guide - Page 23
Real View : Top View : - 23 - - Acer AL2032W | AL2032W Service Guide - Page 24
Side View : ( unit : mm ) Assembly process Picture Description 1. Get the panel and put it on the table carefully. 1. Fix left and right bracket (BKT) on the panel. - 24 - - Acer AL2032W | AL2032W Service Guide - Page 25
3 pcs to fasten bezel and left side bracket (BKT) . 2. Lock screw * 3 pcs to fasten bezel and right side bracket (BKT). 1. Insert LCD cable in panel connector 1. Assemble speaker on the bezel 1. Tidy speaker cable as picture shows. 1. Assemble PCB BKT on the L/R of BKT 2. Tidy cable as picture shows - Acer AL2032W | AL2032W Service Guide - Page 26
and insert cable 2. Insert button cable in main board connector 1. Lock 4*pcs screw to fasten m/b and PCB BKT 1. First to lock 4*pcs screw to fasten Inverter board on the PCB BKT 2. Get m/b and insert speaker cable, then assemble it on the 1. Lock 4 pcs screw to fasten m/b on the pcb BKT 1. Insert - Acer AL2032W | AL2032W Service Guide - Page 27
panel hold 1. insert LCD cable in m/b connector 1. Assemble shielding and pcb BKT 2. Lock 7pcs screw to fasten shielding 3. Insert ccft cable L/R of into inverter/b connector 1. Stick al foil *2pcs on ccft connector of pcb shielding 1. Lock io nut 2pcs in VGA connector 1. Assemble button/b and - Acer AL2032W | AL2032W Service Guide - Page 28
1. Insert button/b cable in button/b connector 1. Assembly back cover and bezel 2. Lock screw * 6 pcs to fasten and back cover 1. Lock screw*2 pcs to fasten bezel and PCB shielding. 2. Assembly DVI box, - Acer AL2032W | AL2032W Service Guide - Page 29
provides trouble shooting information forAL2032 1. No Power No Power Check Adaptor Power Output =18V OK Check Scalar Module Output L4 =5V? U4 #2 = 3.3V ? L 13 = 1.8V ? OKKK Check Power Button From Scalar/B(CN5) to Button/B(CN1) NO Change Adaptor Power Board NO Change Scalar Module Board NO - Acer AL2032W | AL2032W Service Guide - Page 30
2. No Characters , Missing one color Change Inverter Board No Check Inverter From Scaler board OK ? No Check or Change Cable Or Panel No Change VGA Cable NoCharacters Missing one color Check CN4 12Vdc Output OK No Change Adaptor Check - Acer AL2032W | AL2032W Service Guide - Page 31
3. No audio No Audio No Check Input source Or Change CN9 Check Input Signal CN9 OK ? OK Change U12 or U9 Check CN6 to Speaker OK ? OK No Check U12(Pin9) & U9 OK ? OK Check U9Pin1(Mute) & Q10 & U9 OK ? No Change Speaker or CN6(Cable) No Change Q9 or U9 - 31 - - Acer AL2032W | AL2032W Service Guide - Page 32
Information Phonejack stereo PIN1. AC power cord : CEE22 typed connector PIN2. Audio cable PIN3. Audio : Line-in receptacle J1 1 2 3 PHONEJACK STEREO Video signal connector 15P Mini D-Sub connector x 1 CN6 10 5 9 4 8 3 7 2 6 1 DB15HD 16 17 Chapter 5 15 14 13 12 11 - Acer AL2032W | AL2032W Service Guide - Page 33
RX0+ 7 RXC8 RXC+ 9 GND 10 GND 11 Y0 12 Y1 13 Y2 14 Y3 15 Y4 16 Y5 17 Y6 18 Y7 19 LLC VPC 20 KEY1 21 GND 22 KEY2 23 SCART_FUNC 24 KEY3 25 SCART RGB_CON 26 SCL5V 27 nYCOEN 28 SDA5V 29 NVDSW_SEL 30 HSCL 31 REST 32 - Acer AL2032W | AL2032W Service Guide - Page 34
printed Service Guide. For ACER-AUTHORIZED CERVICE PROVIDERS, your Acer office may have a DIFFERENT part number code to 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 repair and service of customer - Acer AL2032W | AL2032W Service Guide - Page 35
AL2032W Exploded Diagram 35 Chapter 6 - Acer AL2032W | AL2032W Service Guide - Page 36
SCHEMATIC DIAGRAM Main Board Circuit Chapter 7 +1.8V_CORE 58 VF22u25/ C 57 FV22u25/ C 147 F01u6./ C 154 F01u6./ C 150 F01u6./ C 12 13 11 12 14 15 13 14 16 17 15 16 18 19 17 18 20 21 19 20 22 V5IR SCART_FUNC SCART_RGB_CON nY C OEN nVDSW_SEL nRESET DVI DETECT CARD DETECT TVBOX_DETECT IR1 23 - Acer AL2032W | AL2032W Service Guide - Page 37
C99 1u/8 S+L B L C C PV L C C PV T+ U OL T+ U OL L D N G P L D N G P TU OL TU OL L C C PV L C C PV SLB 13 14 15 16 17 18 19 20 21 22 23 24 TPA3003D2 C103 0.01uF/6 C106 0.01uF/6 109 C VF22u25/ F01u6./ 104 C 12V_A L24 X0008000001206/ C 6/ Fp 111000 C L25 0008000001206/ Fp6 - Acer AL2032W | AL2032W Service Guide - Page 38
GREEN- 4 RED+ 4 RED- 4 % 1 6 / R56 % 1 6 / R56 % 1 6 / R56 89 R 83 R 92 R RGB SIGNAL GNDs at 2-mm from respective RGB series Capacitors GNDGND GND 22R/6 R95 0/6 22R/6 3 3 CC 4 D NV56./ 5 D NV56./ F6p/ 10047 C Fp6/ 10847 C 1 1 R94 0/6 U11 1 2 1A 3 4 1Y 2A 2Y 5 6 8 9 3A - Acer AL2032W | AL2032W Service Guide - Page 39
A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 DQ7 DQ6 21 20 19 OCMDATA7 OCMDATA6 OCMDATA5 DQ5 DQ4 DQ3 18 17 15 OCMDATA4 OCMDATA3 OCMDATA2 DQ2 +2.5V_DDR PROJECT : M0TW Quanta Computer Inc. Tit le POWER Size Document Number 07. Power M0TW Date: Tuesday , September 14, 2004 Sheet 7 of Rev A 8 -