AOC I2369VM Schematic
23" LCD Color Monitor |
AOC I2369VM |
Service
Service
Service
|
|
|
|
|
|
Horizontal Frequency |
|
|
|
|
|
|
|
30-83 KHz |
|
|
|
Table of Contents |
|
|
|||
Description |
Page |
Description |
Page |
||||
Table of Contents.......……..............................……........1 |
6.Schematic……………........................................28 |
|
|||||
|
|
|
|
|
6.1.Main Board………...........................................28 |
|
|
Revision |
List.…........................................…………........2 |
|
|||||
|
|
|
|
|
6.2.Key Board...…….............................................35 |
|
|
Important |
Safety |
Notice.……............................……......3 |
|
||||
|
|
|
|
|
6.3.Power Board...……........................................36 |
|
|
1.Monitor |
Specification..............................………..........4 |
|
|||||
|
|
|
|
|
7.PCB Layout..………….......................................39 |
|
|
2.LCD Monitor Description……………………………......5 |
|
||||||
|
|
|
|
|
7.1.Main Board………...........................................39 |
|
|
3.Operation Instruction…………...............……..............6 |
|
||||||
|
|
|
|
|
7.2.Key Board…………….....................................39 |
|
|
3.1.General Instructions...........................…...................6 |
|
||||||
|
|
|
|
|
7.3.Power Board...……........................................40 |
|
|
3.2.Hot Keys…………….…..............……...............6 |
|
||||||
|
|
|
|
|
8.Maintainability……….........................................41 |
|
|
3.3.OSD |
Setting…………….…...........................…......7 |
|
|||||
|
|
|
|
|
8.1.Equipments and Tools Requirement...............41 |
|
|
4.Input/Output Specification............……………............22 |
|
||||||
|
|
|
|
|
8.2.Trouble Shooting………….............................42 |
|
|
4.1.Input Signal Connector............………….................22 |
|
||||||
|
|
|
|
|
9.White-Balance, Luminance Adjustment.............46 |
|
|
4.2.Factory Preset Display Modes…….........................24 |
|
||||||
|
|
|
|
|
10.Monitor Exploded View………..…….…............48 |
|
|
4.3.Panel Specification.....………...…………................25 |
|
||||||
|
|
|
|
|
11.BOM List…………………………………...........50 |
|
|
|
|
|
|
|
|||
SAFETY NOTICE
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
Downloaded from www.Manualslib.com manuals search engine
Revision List
Version |
Release Date |
Revision History |
L&T Model Name |
|
|
|
|
|
|
A00 |
FEB-17-2013 |
Initial Release |
HDCJV27BFVK2DNF.LF |
|
HDCJV26MFV3ADNF.LF |
||||
|
|
|
||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2
Downloaded from www.Manualslib.com manuals search engine
Important Safety Notice
Proper service and repair is important to the safe, reliable operation of all AOC Company Equipment. The service procedures recommended by AOC and described in this service manual are effective methods of performing service operations. Some of these service operations require the use of tools specially designed for the purpose. The special tools should be used when and as recommended.
It is important to note that this manual contains various CAUTIONS and NOTICES which should be carefully read in order to minimize the risk of personal injury to service personnel. The possibility exists that improper service methods may damage the equipment. It is also important to understand that these CAUTIONS and NOTICES ARE NOT EXHAUSTIVE. AOC could not possibly know, evaluate and advise the service trade of all conceivable ways in which service might be done or of the possible hazardous consequences of each way. Consequently, AOC has not undertaken any such broad evaluation. Accordingly, a servicer who uses a service procedure or tool which is not recommended by AOC must first satisfy himself thoroughly that neither his safety nor the safe operation of the equipment will be jeopardized by the service method selected.
Hereafter throughout this manual, AOC Company will be referred to as AOC.
WARNING
Use of substitute replacement parts, which do not have the same, specified safety characteristics may create shock, fire, or other hazards.
Under no circumstances should the original design be modified or altered without written permission from AOC. AOC assumes no liability, express or implied, arising out of any unauthorized modification of design.
Servicer assumes all liability.
FOR PRODUCTS CONTAINING LASER:
DANGER-Invisible laser radiation when open AVOID DIRECT EXPOSURE TO BEAM.
CAUTION-Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure.
CAUTION -The use of optical instruments with this product will increase eye hazard.
TO ENSURE THE CONTINUED RELIABILITY OF THIS PRODUCT, USE ONLY ORIGINAL MANUFACTURER'S REPLACEMENT PARTS, WHICH ARE LISTED WITH THEIR PART NUMBERS IN THE PARTS LIST SECTION OF THIS SERVICE MANUAL.
Take care during handling the LCD module with backlight unit
-Must mount the module using mounting holes arranged in four corners.
-Do not press on the panel, edge of the frame strongly or electric shock as this will result in damage to the screen. -Do not scratch or press on the panel with any sharp objects, such as pencil or pen as this may result in damage to the panel.
-Protect the module from the ESD as it may damage the electronic circuit (C-MOS). -Make certain that treatment person’s body is grounded through wristband.
-Do not leave the module in high temperature and in areas of high humidity for a long time. -Avoid contact with water as it may a short circuit within the module.
-If the surface of panel becomes dirty, please wipe it off with a soft material. (Cleaning with a dirty or rough cloth may damage the panel.)
3
Downloaded from www.Manualslib.com manuals search engine
1. Monitor Specifications
4
Downloaded from www.Manualslib.com manuals search engine
2. LCD Monitor Description
The LCD MONITOR will contain a main board and a key board which house the flat panel control logic, brightness control logic and DDC.
Monitor Block Diagram
LED Drive.
Flat Panel and
LED backlight
Main Board |
|
|
|
Key Board |
|
|
|
|
|
|
|
|
|
HDMI |
|
DP |
|
D-SUB |
Adapter |
|
Signal |
|
Signal |
|
Signal |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
AC-IN 100V~240V
5
Downloaded from www.Manualslib.com manuals search engine
3. Operating Instructions
3.1 General Instructions
Press the power button to turn the monitor on or off. The other control knobs are located at front panel of the monitor. By changing these settings, the picture can be adjusted to your personal preferences.
3.2 Hotkeys
6
Downloaded from www.Manualslib.com manuals search engine
3.3 OSD Setting
Basic and simple instruction on the control keys.
7
Downloaded from www.Manualslib.com manuals search engine
8
Downloaded from www.Manualslib.com manuals search engine
9
Downloaded from www.Manualslib.com manuals search engine
10
Downloaded from www.Manualslib.com manuals search engine
11
Downloaded from www.Manualslib.com manuals search engine
12
Downloaded from www.Manualslib.com manuals search engine
13
Downloaded from www.Manualslib.com manuals search engine
14
Downloaded from www.Manualslib.com manuals search engine
15
Downloaded from www.Manualslib.com manuals search engine
16
Downloaded from www.Manualslib.com manuals search engine
17
Downloaded from www.Manualslib.com manuals search engine
18
Downloaded from www.Manualslib.com manuals search engine
19
Downloaded from www.Manualslib.com manuals search engine
20
Downloaded from www.Manualslib.com manuals search engine
21
Downloaded from www.Manualslib.com manuals search engine
4. Input/Output Specification
4.1 D-SUB CONNECTORS and HDMI CONNECTORS
Pin Assignments
Pin Number |
15-Pin Side of the Signal Cable |
Pin Number |
15-Pin Side of the Signal Cable |
|
|
|
|
1 |
Video-Red |
9 |
+5V |
|
|
|
|
2 |
Video-Green |
10 |
Ground |
|
|
|
|
3 |
Video-Blue |
11 |
N.C. |
|
|
|
|
4 |
N.C. |
12 |
DDC- Serial data |
|
|
|
|
5 |
Detect Cable |
13 |
H- sync |
|
|
|
|
6 |
GND-R |
14 |
V- sync |
|
|
|
|
7 |
GND-G |
15 |
DDC- Serial clock |
|
|
|
|
8 |
GND-B |
|
|
|
|
|
|
22
Downloaded from www.Manualslib.com manuals search engine
Loading...