AOC 716Vwy Manuale utente
17” LCD Color Monitor AOC 716Vwy
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T77HRTNQMWAC8N
Service
Service
Service
Horizontal Frequency
55.5 kHz - 70.6 kHz
TABLE OF CONTENTS
Description Page Description Page
N
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
Revision List.…........................................……......2
Important Safety Notice.…….........................……......3
1.Monitor Specification..............................………........4
2.LCD Monitor Description…………………………….......5
3.Operation Instruction……..………...............……...........6
3.1.General Instructions………..........................…...........6
3.2.Control Button…………….…..............……...............6
3.3.Adjusting the Picture...........................…............7
4.Input/Output Specification............……………............9
4.1.Input Signal Connector............………….................9
4.2 Power Supply Requirement…………………………10
4.3.Factory Preset Display Modes.........................10
4.4.Panel Specification.....……...……………..................11
5.Block Diagram………...................…………................13
5.1.Software Flow Chart……………………................13
5.2.Electrical Block Diagram………………..…............16
6.Schematic…………………...................................…17
6.1.Main Board........................................................17
6.2. Power Board....…..….….......................................22
7.PCB Layout..……………….......................................25
7.1.Main Board……..………........................................25
7.2.Power Board………...............................................27
7.3Key Board…………...…….....................................28
8.Maintainability…………….........................................29
8.1.Equipments and Tools Requirement...............29
8.2.Trouble Shooting………….....................................30
9.White-Balance Luminance adjustment…….….....36
10.Monitor Exploded View…………………….….........38
11.BOM List….........................................................39
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
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Revision List
Revision
Date Revision History TPV Model
A00 Jul.-13-07 First Version Release T77HRTNQMWAC8N
17” LCD Color Monitor AOC 716Vwy
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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 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.)
17” LCD Color Monitor AOC 716Vwy
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1. Monitor Specifications
Items Descriptions
Driving system TFT Color LCD
Type HSD170MGW1-B00
Size 43.2cm (17")
Pixel pitch 0.255mm( H )x 0.255mm( V )
Viewable angle 160˚ (H) 160˚ (V) (TYPE)
LCD Panel
Response time (type) 8 ms
R,G,B Analog Interface
Video Digital Interface
Connector 15-pin D-Sub
Video Signal Analog:0.7Vp-p(standard),
75 OHM, Positive
Sync. Type H/V TTL
H-Frequency 55.5 kHz - 70.6 kHz
Input
V-Frequency 60 Hz - 75 Hz
ON Mode ≤37W
Power Consumption OFF Mode ≤2W
Contrast Ratio 600:1
Dot Clock 135 MHz
White Luminance 300cd/m2
Max. Resolution 1440 x 900 (60 Hz)
Display Color 16.2M colors
Plug & Play VESA DDC2BTM
Power Source 100~240VAC,47~63Hz
Weight (monitor only)
3.1 kg
Environmental
Considerations
Operating Temp: 5°C to 35°C
Storage Temp: -20°C to 60°C
Operating Humidity: 10% to 85%
Regulations CCC/cUL/FCC/CE/TCO03/RoHS
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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 power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips
each voltage.
Monitor Block Diagram
AC-IN
100V-240V
Power Board
(Include: adapter, inverter)
Flat Panel and
CCFL backlight
RS232 Connector
For white balance
adjustment in factory
mode
CCFL Drive.
Video signal, DDC
Key Board
HOST Computer
Main Board
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3. Operating Instructions
3.1 General Instructions
Press the power button to turn the monitor on or off. The 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, the power indicator will light up.
3.2 Control Buttons
1. Auto Config
2. Eco Mode/ down
3. Up
4. Menu / Enter
5. Power Button & Indicator
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3.3 Adjusting the Picture
OSD Settings
·Press the MENU-button to activate the OSD window.
·Press+ or - to navigate through the functions. Once the desired function is highlighted, press the
MENU-buttonto activate it.If the function selected has a sub-menu, press or again to navigate through the
sub-menu functions.Once the desired function is highlighted, press MENU-button to activate it.
·Press+ or - to change the settings of the selected function. To exit and save, select the exit function. If you
want to adjust any other function, repeat steps 2-3.
·OSD Lock Function: To lock the OSD, press and hold the MENUbutton while the monitor is off and then
press power button to turn the monitor on. To un-lock the OSD - press and hold the MENUbutton while the
monitor is off and then press power button to turn the monitor on.
·Press Exit key continually for 7 sec. to turn on or off DDC-CI.
OSD functions
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17” LCD Color Monitor AOC 716Vwy
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4. Input/output Specification
4.1 Input Signal Connector
D-SUB connector
DVI connector
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4.2 Power Supply Requirement
A/C Line voltage range : 100 V ~ 240 V
A/C Line frequency range : 50 ±3Hz, 60 ±3Hz
Current : TBD
Peak surge current : < 55A peak at 240 VAC and cold starting
Leakage current : < 3.5mA
Power line surge : No advance effects (no loss of information or defect) with a
maximum of 1 half-wave missing per second
DC output Voltage : 12VDC ± 5%
Current (max) : 3.5 Amp (12V)
4.3. Factory Preset Display Modes
Indice
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