Acer AL1916 AL1916e Service Guide
Acer AL1916 Manual
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- Acer AL1916 | AL1916e Service Guide - Page 1
Acer AL1916e Service Guide Service guide files and updates are available on the CSD web: for more information, Please refer to http://csd.acer.com.tw/ 100% Recycled Paper - 1 - - Acer AL1916 | AL1916e Service Guide - Page 2
, manual or otherwise, without the prior written permission of Acer Incorporated. Disclaimer The information in this guide is subject to change without notice. Acer Incorporated makes no representations or warranties, either expresses or implied, with respect to the contents hereof and specifically - Acer AL1916 | AL1916e Service Guide - Page 3
used in this manual: Screen messages Note Warning Caution Important Denotes actual messages that appear on screen Gives bits and pieces of additional information related to the current topic. Alerts you to any damage that might result from doing or not doing specific actions. Gives precautionary - Acer AL1916 | AL1916e Service Guide - Page 4
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 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 - Acer AL1916 | AL1916e Service Guide - Page 5
. 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 reception, Which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference - Acer AL1916 | AL1916e Service Guide - Page 6
If you are not sure of the type of power supplied to your home, consult your dealer or local power company. l 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 - Acer AL1916 | AL1916e Service Guide - Page 7
SPECIAL NOTES ON LCD MONITORS The following symptoms are normal with LCD monitor and do not indicate a problem. NOTES l 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. l - Acer AL1916 | AL1916e Service Guide - Page 8
Table of contents Chapter 1 MONITOR FEATURE 9 Chapter 2 OPERATING INSTRUTION 16 Chapter 3 MACHINE ASSEMBLY 21 Chapter 4 TROUBLE SHOOTING 32 Chapter 5 CONNECTOR INFORMATION 34 Chapter 6 FRU LIST 35 Chapter 7 SCHEMATIC DIAGRAM 36 Chapter 8 POWER BOARD INFORMATION 40 - 8 - - Acer AL1916 | AL1916e 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 AL1916 | AL1916e Service Guide - Page 10
Switch * Power Switch * MENU / EXIT * / Volume * / Volume * AUTO / ENTER External Controls : Regulatory Compliance * Contrast/brightness * Focus * Clock * H.Position * W.Position * Language * OSD Color temperature * OSD Position & Timeout * Auto Config * Input * Information * Reset * Exit cUL, - Acer AL1916 | AL1916e Service Guide - Page 11
26 memory modes in total. 16 modes are preset and 10 modes are user definable. MODE NO. RESOLUTION 1 720 x 400 2 640 x 480 3 640x480 4 640 x (3 lines) 0.739(28 lines) 12.678(480 lines) 0.237(9 lines) -/- Y MODE NO. RESOLUTION 5 640 x 480 6 800 x 600 7 800 x 600 8 800 x 600 Dot clock(MHz - Acer AL1916 | AL1916e Service Guide - Page 12
) 15.84 (600 lines) 0.026 (1 line ) + / + Y 75Hz (75.000) 13.333 (625lines) 0.064 (3 lines) 0.448 (21 lines) 12.80 (600lines) 0.021 (1 line ) + / + Y MODE NO. RESOLUTION 9 800 x 600 10 832 x 624 11 1024 x 768 12 1024 x 768 Dot clock(MHz) 50.000 57.283 65.000 75.000 f h A ( us ) B ( us - Acer AL1916 | AL1916e Service Guide - Page 13
MODE NO. RESOLUTION 13 1024 x 768 14 1280 x 1024 15 1280 x 1024 16 1152 x 864 Dot clock(MHz) 78.750 108.000 135 108.00 f h A ( us ) B ( us ) C ( us ) D ( - Acer AL1916 | AL1916e Service Guide - Page 14
Monitor Block Diagram - 14 - - Acer AL1916 | AL1916e Service Guide - Page 15
PCB CONDUCTOR VIEW Main Board Button Board - 15 - - Acer AL1916 | AL1916e Service Guide - Page 16
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 AL1916 | AL1916e Service Guide - Page 17
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 : You can adjust the colors red, green - Acer AL1916 | AL1916e Service Guide - Page 18
Option Auto Configuration: System runs auto-configuration. Reset: Recall to default settings. Information: This shows brief information on the screen. Setting Language: Select the OSD menu language from English, French, German, Italian, Spanish, Simplified Chinese, Traditional Chinese, Japanese and - Acer AL1916 | AL1916e Service Guide - Page 19
its display capabilities. The communication channel is defined in two levels, DDC2B. The DDC2B is a bi-directional data channel based on the I2C protocol. The host can request EDID information over the DDC2B channel. THIS MONITOR WILL APPEAR TO BE NON-FUNCTIONAL IF THERE IS NO VIDEO INPUT SIGNAL - Acer AL1916 | AL1916e Service Guide - Page 20
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 - Acer AL1916 | AL1916e Service Guide - Page 21
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 putting back - Acer AL1916 | AL1916e Service Guide - Page 22
Real View : Top View : - 22 - - Acer AL1916 | AL1916e Service Guide - Page 23
Side View : ( unit : mm ) Assembly process Picture Description 1.[GET PCB SHIELD AND PUT IT IN THE MIDDLE OF CONVEYER] 2.[GET M/B AND LCD CABLE,THEN INSERT LCD CABLE IN M/B CONNECTOR] 3.[GET BUTTON CABLE,THEN INSERT IT IN M/B CONNECTOR] 4.[ PUT M/B IN THE CONVEYER] - 23 - - Acer AL1916 | AL1916e Service Guide - Page 24
/B] 2.[INSERT JUMPER IN THE APPOINTED PLACE OF JP10 AT POWER/B] 3.[GET AGGLUTINANT TO CONNECT THE JUMPER AND POWER/B] 4 .[MARK DOT IN THE PANE MARK OF POWER/B AS PICTURE SHOWS] 5. [ASSEMBLE POWER/B THAT IS OK IN THE SHIELDING] 1.[FASTEN 3*PCS SCREW(M3*6-B) IN P/B] 2.[FASTEN 3*PCS SCREW(M3*6-B) IN - Acer AL1916 | AL1916e Service Guide - Page 25
1.[FASTEN 1*PCS SCREW(M3.5*8-B) IN THE APPOINTED PLACE OF POWER/B] 2.[GET POWER/B MYLAR,TEAR OFF BACK TYPE AND STICK ON THE APPOINTED PLACE] 3.[GET BUTTON CABLE THROUGH THE APPOINTED HOLE] 1. [MOVE PCB SHIELD TOTHE FRONT OF CONVEYER] 2 [ - Acer AL1916 | AL1916e Service Guide - Page 26
1.[UNCOVER PANEL PROTECTIVE FILM AND INSPECT IF PANEL IS DIRTY OR SCRATCHED] 2.[PASTE TYPE ON THE PROTECTIVE FILM TO FASTEN IT] 3.[TURN LCD,TEAR OFF INCOMING TYPE] 1.[GET LEFT BKT , LOCK 2*PCS SCREW TO FASTEN IT ON THE PANEL] 1.[GET RIGHT BKT , LOCK 2*PCS SCREW TO FASTEN IT ON THE PANEL] - 26 - - Acer AL1916 | AL1916e Service Guide - Page 27
AND CHECK ITS APPEARANCE] 2 .[ASSEMBLE BEZEL ON PANEL] 3. [STICK TYPE ON PROTECTIVE FILM] 4.[TURN LCD] 5.[FETCH TRAVEL CARD, TEAR OFF 1*PCS APPOINTED S/N FROM TRAVEL CARD AND PASTE IT ON THE RIGHT BKT] 1. [SCAN S/N AND POWER CODE] 2. [FASTEN BKT AND BEZEL IN THE RIGHT SIDE WITH SCREW 3*PCS ] - 27 - - Acer AL1916 | AL1916e Service Guide - Page 28
1.[FASTEN BKT AND BEZEL IN THE RIGHT SIDE WITH SCREW 3*PCS ] 2.[SCAN S/N AND POWER CODE] 1.[GET SHIELD ON THE BKT R/L] 2. [INSERT LCD CABLE INTO PANEL CONNECTOR] 3. [STICK 1*PCS YELLOW TAPE TO FASTEN LCD CABLE] 4. [TRIM WIRES AND ASSEMBLE SHIELDING IN RIGHT POSITION] - 28 - - Acer AL1916 | AL1916e Service Guide - Page 29
FASTEN PCB SHIELD] 1.[FETCH BUTTON AND PUT IT IN THE MIDDLE OF CONVEYER] 2.[FASTEN 2*PCS IO-NUT IN THE M/B] 3.[INSERT UPPER CCFT CABLE IN POWER/B] 1.[FETCH BUTTON&ITS CABLE,THEN ASSEMBLE THEM] 2.[ASSEMBLE BUTTON/B AND BEZEL] 3.[LOCK 3*PCS SCREW(F3*8-I) TO FASTEN BUTTON/B ON THE BEZEL] 4.[STICK 1*PCS - Acer AL1916 | AL1916e Service Guide - Page 30
1.[PASTE YELLOW TAPE TO FASTEN BUTTON/B CABLE] 2.[INSERT LOWER CCFT CABLE IN POWER/B] 3.[STICK 1*PCS AL FOIL TO COVER UPPER CCFT CABLE] 1.[GET LCD COVER AND INSPECT ITS APPEARANCE] 2.[ASSEMBLE LCD COVER TO BEZEL] 1.[FETCH TRAVEL CARD, TEAR OFF 1*PCS APPOINTED S/N FROM TRAVEL CARD AND PASTE IT ON THE - Acer AL1916 | AL1916e Service Guide - Page 31
1.[GET STAND NECK AND INSPECT IF IT IS DIRTY AND SCRATCHED, THEN PUT IT IN THE CONVEYER] 1.[AT FIRST CHECK IF 2*PCS SCREW IN THE COVER IS LOST] 2. [LOCK 4*PCS SCREW (M4*8-B) TO FASTEN STAND NECK] 3. [GET HINGE CAP AND ASSEMBLE IT ONTO HINGE ] - 31 - - Acer AL1916 | AL1916e Service Guide - Page 32
SHOOTING This chapter provides trouble shooting information forAL1916 1. No Power No Power Check Power Board Output CN4 Pin 5,Pin6 =5V NO Change Adaptor Power Board OK Check Scalar Module Output R96 =5V? R99 = 3.3V ? R98 = 1.8V ? OK Check Power Button From Scalar/B(CN6) to Button/B(CN1) NO - Acer AL1916 | AL1916e Service Guide - Page 33
2. No Characters , Missing one color Change Power Board No Check Inverter From Scaler board OK ? OK Check or Change Cable Or Panel No 14.318 Mhz ? OK Check H , V SYNC ? OK Change U4 No Change Power Board No Check or Change R96 No Check or Change Q5 No Check or Change U3 No Change X1 - 33 - - Acer AL1916 | AL1916e Service Guide - Page 34
Connector Information Phonejack stereo PIN1. AC power cord : CEE22 typed connector Video signal connector 15P Mini D-Sub connector x 1 Chapter 5 CN6 10 5 9 4 8 3 7 2 6 1 DB15HD 16 17 15 14 13 12 11 PIN MNEMO 1 RV 2 - Acer AL1916 | AL1916e Service Guide - Page 35
will not be noted in the 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 - Acer AL1916 | AL1916e Service Guide - Page 36
SCHEMATIC DIAGRAM Main Board Circuit Chapter 7 - 36 - - Acer AL1916 | AL1916e Service Guide - Page 37
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Power Board Information Panel P/N AAM190EN129(AU) AA0190EA108(CPT) Description Chapter 8 Current Type Value P/B P/N AS05B312D00 AS05B520207 Description ADP/INV,FSP043-2PI01 90~264V GP ADP/INV,SLS0532D0248,90~