Acer AL1912 Support Question
Acer AL1912 Support Question
Find answers below for this question about Acer AL1912.Need a Acer AL1912 manual? We have 2 online manuals for this item!
Question posted by mkmittragungun on May 4th, 2014
Can Due To Bad Capacitors Black Stripes Can Appear On Monitor
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Related Acer AL1912 Manual Pages
AL1912 Service Guide - Page 4
... outlet on , the user is connected. 4. WARNING:
To prevent fire or chock hazard, do not expose the monitor to qualified personnel only.
- 4 - Refer servicing to rain or moisture. These limits are present inside the monitor.
Warning
Use only shielded signal cables to connect I/O devices to operate the equipment. As an ENERGY STAR...
AL1912 Service Guide - Page 5
... a grounded power outlet as a safety feature. Please refer all servicing to service the monitor yourself; If the monitor falls, it will not be operated only from the type of power source indicated on... of power supplied to ground the appliance safely. To ensure satisfactory operation, use the monitor only with UL listed computers which have an electrician install the correct outlet, or use...
AL1912 Service Guide - Page 6
... pixel or a pixel lit all of 99.99% or more. Turn off the Power Switch for hours. SPECIAL NOTES ON LCD MONITORS
The following symptoms are normal with LCD monitor and do not indicate a problem. NOTES
Due to make sure the flicker disappears. The LCD screen has effective pixels of the time...
AL1912 Service Guide - Page 7
Table of contents
Chapter 1 Monitor Feature 8
INTRODUCTION...8 ELECTRICAL REQUIREMEENTS...9 MONITOR BLOCK DIAGRAM ...15 BLOCK DIAGRAM ...16 MONITOR BOARD LAYOUT ...17 SOFTWARE...31 OSD MESSAGE...33 PLUG AND PLAY ...35 WHITE COLOR TEMPERATURE...36 AUDIO TECHNICAL SPECIFICATION (FOR AL1912 m ONLY 36 SPEAKERS ...37
Chapter 3 Machine Disassembly and Replacement 38
DISASSEMBLY PROCEDURE ...38
Chapter ...
AL1912 Service Guide - Page 8
... to general 15 pin D-sub VGA connector and eliminates the requirement of AL1912 m/AL1912
AL1912 m
Panel
Normal 19" panel Fujitsu FLC48SXC8V-10
Signal Interface Sync Type for the 19" MICRO-PROCESSOR based Multi-mode supported high resolution color LCD monitor. Description
The LCD monitor is designed with no radiation. Comparison Chart of optional special display...
AL1912 Service Guide - Page 9
... of LCD panel
Warrn up time
All specifications :
30 minutes
Fully functional :
5 seconds
Measuring Equipment :
Chroma 2250 signal generator or equivalent, directly
Connected to the monitor under the following conditions, unless otherwise specified.
Ambient light :
225 lux
Viewing distance :
50 cm in x 2.54 lb = kg x 2.2 degrees F = [°C x 1.8] + 32 degrees C = [°F - 32...
AL1912 Service Guide - Page 10
... (300Hz - 10kHz (S.P.L. - 10 dB))(AL1912 m only)
Front control:
power on/off with LED select adjustment (+,-)
Interface frequency
Horizontal Frequency 24KHz --80KHz
Vertical Frequency
49Hz ------75Hz
Plug & play:
Support VESA DDC2B functions
Power Input voltage:
Single phase, 50/60HZ, 100 VAC to 240VAC ±10%
- 10 - LCD monitor General specification
Panel Type:
19...
AL1912 Service Guide - Page 14
Video input Connector
Analog Video input Connector: 15pins mini D-Sub
Table 2.4.5.
Pin assignment for D-sub connector
PIN NO.
Monitor should display 85Hz refresh rate mode as emergency mode. Separate Sync
1
RED VIDEO
2
GREEN VIDEO
3
BLUE VIDEO
4
GROUND
5
GROUND
6
RED GROUND
7
GREEN GROUND
8
BLUE GROUND
9
...
AL1912 Service Guide - Page 15
The Adapter will contain an main board, an inverter/ power board, key board and internal adapter which house the flat panel control logic, brightness control logic and DDC. Power board
(include: AC/DC,inverter)
- 15 - MONITOR BLOCK DIAGRAM
The LCD monitor will provide thr 12V DC-power to inverter/ power board.
The inverter board will drive the backlight of panel and the DC-DC conversion.
AL1912 Service Guide - Page 19
... 2 / Volume
4 MENU/ENTER
5 LED
6
/ Power Key
AL1912
- 19 - Connect the video cable from the monitor to your personal preferences. The power indicator will light up. By changing these settings, the picture can be connected.
The other control buttons are located at front panel of the monitor. The power cord should be adjusted to...
AL1912 Service Guide - Page 20
...end of the signal cable to the VGA port on your PC's audio card or to the LCD Monitor's " AUDIO IN " jack.
- 20 - Connect one end of the audio cable to the...Connecting the Display
Power off your CD ROM drive. Connecting the Audio Cable (For AL1912 m and AL1912 bm)
Connect the audio cable to the LCD Monitor's VGA port. Make sure connections are secure. Connect the other end of the ...
AL1912 Service Guide - Page 29
... manual power on
active
< 60W
Green LED
--
Off means:
H sync.
Analog RGB
: Monitor rear side / Data Cable
: 15-pin D-sub female / male
Pin - There is equipped... with a power-management according to avoid
unintentionally entering of front bezel
- 29 - Power
: Monitor rear side
: AC Inlet
-
Video
Pw-cons. Assignment of 15-pin D-sub:
1
Red Video
9...
AL1912 Service Guide - Page 30
... -) at the same time can activate "Volume Adjustment". 2. Menu. 4. Power ON/OFF switch, push to ON and push to OFF. (Toggle switch) 2. be blue when monitor is off, press button 5 (auto) at the same time can activate "Auto Adjustment" immediately. 3. Adjust increase (Function select). Note:
1.
Auto adjustment Buttons. Chapter 2
Operating Instructions...
AL1912 Service Guide - Page 33
... the is out of Audio adjustment. When the video cable is closed, press
Volume of the monitor support range, will show this message. Hot-Key Function
OSD Message:
Outline:
The description for...50
Left or Right button will be Volume
Audio will be Mute when volume=0. Hot-Key Menu:(For AL1912 m only)
Outline:
The description for OSD Message :
Item Auto Config Please Wait Input Not Supported...
AL1912 Service Guide - Page 34
... editable manually. -color temp default preset No.
- 34 -
tag of Contrast in user menu. This function shall be located in the center. LOGO:
When the monitor is depends on , the LOGO will be showed in 3.
Adjusted value of R, G, B gain shall be used for initial value of Factory menu.
3) Factory color temp...
AL1912 Service Guide - Page 35
... inform the host system of its display capabilities. One end terminates with a grounding type attachment plug, rated 10A, 250V,CEE-22 male configuration. THIS MONITOR WILL APPEAR TO BE NON-FUNCTIONAL IF THERE IS NO VIDEO INPUT SIGNAL. The DDC2Bis a bidirectional data channel based on the keyboard, or clicking the mouse.
The...
AL1912 User's Guide - Page 1
...Important Safety Instructions...3
Chapter 1 Installation ...4 Unpacking...4 Connecting the LCD Monitor and Base 4 Viewing Angle Adjustment ...4 Detaching LCD Monitor from Its Stand 5 Interface for Arm Applications ...5 Connecting the Display...5 Connecting the AC Power ...5 Connecting the Audio Cable (For AL1912 m and AL1912 bm 6 Power Management System...6
Chapter 2 Display Controls 7 General...
AL1912 User's Guide - Page 4
... maximum viewing angle settings as stated above. Then connect the LCD Monitor and base please.(See fig.1-1 )
Viewing Angle Adjustment
The LCD Monitor is missing or appears damaged, contact your Monitor and computer.
Connecting the LCD Monitor and Base
When you find that LCD Monitor has enough space around it for your dealer immediately. Make sure...
AL1912 User's Guide - Page 6
Connecting the Audio Cable (For AL1912 m and AL1912 bm)
1. The VESA DPMS provides four power saving modes through detecting a horizontal or vertical sync. Connect the other end of your PC's audio card or to the front panel's "AUDIO OUT" jack of the audio cable to the LCD Monitor's " LINE IN " jack. Figure 1-7
Power Management...
AL1912 User's Guide - Page 15
... pre-adjusted using factory standard VGA timings. Enter PC to see if there's any black vertical stripes appear. Check the screen to "Shut Down Windows" status while you have chosen an output timing that is supported by this LCD Monitor.
Refer to the normal PC operating environment. If your PC system
Functions properly with...
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