Adelpia A5500DS Bedienungsanleitung
22” LCD Color Monitor Adelpia A5500DS
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Service
Service
Service
Horizontal Frequency
30KHz-80KHz
TABLEOFCONTENTS
Description Page Description Page
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.
Table Of Contents.......…….................……...........…........1
Important Safety Notice.………….…..................……......2
Revision List.…........................………................……......3
1.Product Feature..............................………........4
2.LCD Monitor Description…………………………….......5
3.Operation Instruction…………...............……...........6
3.1 General Instructions.......................................…...........6
3.2 Control Buttons………..…….…..............……...............6
3.3 Adjusting the Picture...........................…............7
4.Input/Output Specification............……………............10
4.1 Input Signal Connector......….…..……........…….........10
4.2 Factory Preset Display Modes.................…...............11
4.3 Power Supply Requirement…………………………....12
4.4 Panel Specification..............………………..................13
5.Block Diagram…….…...................…………................15
5.1 Software Flow Chart………………….……....….......15
5.2 Electrical Block Diagram…………..……..…..….......17
6.Schematic…………….....................................….....19
6.1 Main Board..............................................................19
6.2 Power Board....…………..........……........................24
7.PCB Layout..…………...........……...........................27
7.1 Main Board………..................……....................27
7.2 Power Board…....................……………..................30
7.3 Key Board……….....…….............……….................31
8.Maintainability………............................……….........32
8.1 Equipments and Tools Requirement......……….......32
8.2 Trouble Shooting………………................................32
9.White-Balance, Luminance adjustment.............38
10. Monitor Exploded View……...………………............40
11.BOM List…................……......................….............41
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
22” LCD Color Monitor Adelpia A5500DS
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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 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.)
22” LCD Color Monitor Adelpia A5500DS
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Revision List
Version Date Revision History TPV Model Name
A00 Oct.-23-07 Initial Release TC7CMANF4WUHDN
22” LCD Color Monitor Adelpia A5500DS
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1.Monitor Specifications
Items Description
Driving system TFT Color LCD
Panel Type CLAA220WA01 000 FZ CPT
Size 55cm (21.6”W)
Pixel pitch 0.27675mm (H) x 0.27675mm (V)
Viewable angle 170(H) 160(V) (Type)
Response time (type) 5 ms(Type)
Display Color 16.7M
Contrast Ratio 1000:1
LCD Panel
White Luminance 210cd/m2
Sync. Type H/V TTL
Input Connector D-Sub 15pin，DVI 24pin
Input Video Signal Analog, Digital
H-Frequency 30kHz – 80kHz
Input
V-Frequency 56-75Hz
ON Mode ≤49W
Power Consumption
OFF Mode ≤1W
Max Dot Clock 145MHz
Max. Resolution 1680 x 1050
Plug & Play VESA DDC2BTM
Power Source 100~240VAC,47~63Hz
Display area 465 (H) × 291 (V)
Environmental
Considerations
Operating Temp: 5°C to 35°C
Storage Temp: -20°C to 60°C
Operating Humidity: 10% to 85%
22” LCD Color Monitor Adelpia A5500DS
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2. LCD Monitor Description
The LCD monitor will contain a main board, a power board, and a key board which house the flat panel control logic,
brightness control logic and DDC.
The Inverter board will drive the backlight of panel and DC-DC conversion.
Monitor Block Diagram
AC-IN
100V-240V
Power Board
Flat Panel and
CCFL Backlight
Main Board
Key board
RS232 Connector
For white balance
adjustment in factory
mode
HOST Computer
CCFL Drive.
Video signal, DDC
22” LCD Color Monitor Adelpia A5500DS
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3. Operating Instructions
3.1 General Instructions
Press the power button to turn the monitor on or off. The other control buttons are located at front panel of the
monitor. By changing these settings, the picture can be adjusted to your personal preferences.
•The power cord should be connected.
•Connect the video cable from the monitor to the video card.
•Press the power button to turn on the monitor position. The power indicator will light up.
3.2 Front Panel Control
22” LCD Color Monitor Adelpia A5500DS
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3.3 Adjusting the Picture
22” LCD Color Monitor Adelpia A5500DS
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22” LCD Color Monitor Adelpia A5500DS
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22” LCD Color Monitor Adelpia A5500DS
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4. Input/Output Specification
4.1 Input Signal Connector
D-SUB
DVI
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