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22" LCD Color Monitor AOC 2216Va

Service
Service
Service




Horizontal Frequency

30-83 kHz

TABLE OF CONTENTS

Description Page Description Page
Table Of Contents...................................................1 5.2.Electrical Block Diagram...................................17
Important Parts List................................................2 6. Schematic.............................................................18
Revision List..........................................................3 6.1 Main Board..........................................................18
1. Monitor Specification..................................................4 6.2 Power Board.................................................23
2. LCD Monitor Description........................................6 7. PCB Layout..............................................................26
3. Operation Instruction..................................................7 7.1. Main Board............................................................26
3.1. General Instructions..................................................7 7.2. Power Board...........................................................29
3.2. Control Button....................................................7 7.3. Key Board...............................................................30
3.3 Adjusting the Picture............................................8 8. Maintainability........................................................31
4. Input/Output Specification.......................................11 8.1.Equipments and Tools Requirement.........................31
4.1. Input Signal Connector.........................................11 8.2.Trouble Shooting.....................................................32
4.2. Factory Preset Display Modes................................12 9. White-Balance, Luminance adjustment....................38
4.3. Panel Specification.........................................13 10. Monitor Exploded View....................................40
5. Block Diagram............................................................15 11. BOM List...................................................................41
5.1 Software Flow Chart.........................................15 12. Different Parts List............................................51



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



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22" LCD Color Monitor AOC 2216Va
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 might 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 radiations 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.)




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22" LCD Color Monitor AOC 2216Va
Revision List

Version Date Revision History TPV Model Name

A00 Oct.-24-2007 Initial release TC7MMPDBAWA5DI

A01 May.-25-2008 Add new BOM TC72MPDLAWCKDZ




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22" LCD Color Monitor AOC 2216Va
1. Monitor Specification
Model number 2216Va

Driving system TFT Color LCD

Viewable Image Size 558mm diagonal

Pixel pitch 0.282mm(H) x 0.282mm(V)
Panel
Video R, G, B Analog interface & Digital Interface

Separate Sync. H/V TTL

Display Color 16.7M Colors

Dot Clock 165 MHz

Horizontal scan range 30 kHz - 83 kHz

Horizontal scan Size(Maximum) 473.8mm

Vertical scan range 56 Hz - 75 Hz

Vertical scan Size(Maximum) 296.1mm

Optimal preset resolution 1680 x 1050 (60 Hz)

Highest preset resolution 1680 x 1050 (60 Hz)

Resolution Plug & Play VESA DDC2B/CI

Input Connector D-Sub 15pin & DVI-D
Analog: 0.7Vp-p(standard), 75 OHM, Positive & DVI-D
Input Video Signal
Digital Interface (TMDS)
Power Source 100~240VAC, 47~63Hz

Active < 45W
Power Consumption
Standby < 1W

Speakers 2w x 2

Connector Type 15-pin Mini D-Sub & DVI-D

Signal Cable Type Detachable

Dimensions & Weight:

Height (with base) 505.8 mm
Physical
Characteristics
Width 404.6 mm

Depth 209.9 mm

Weight (monitor only) 5 kg

Weight (with packaging) 7 kg



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22" LCD Color Monitor AOC 2216Va
Temperature:

Operating 0