AOC 177Vk Bedienungsanleitung

17" LCD Color Monitor AOC177Vk

Service

Horizontal Frequency

30-80kHz

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

Revision List.…........................………................……......2

1. Monitor Specification.................................………........3

2.LCD Monitor Description…………………………….......4

3. Operation Instruction…………...................…...........5

3.1 General Instructions.....................................…...........5

3.2 Control Button……………………………..……...........5

3.3 Adjusting the Picture...........................…............6

4. Input/Output Specification............……………............7

4.1 Input Signal Connector............…..……................7

4.2 Factory Preset Display Modes.........................8

4.3 Power Supply Requirements…………………………8

5 Panel Specification.....…………………........................9

5.1 Display Characteristics………………………………9

5.2 Optical Characteristics………………………………..9

5.3 Parameter guide line for CCFL Inverter……………..10

6.Block Dia

ram…….…................………….........11

6.1 Software Flow Chat…….…..........………….........11

6.2 Electrical Block Diagram………...………...…......12

7. Schematic……………………………………………. 15

7.1 Main Board…………..............................................15

7.2 Power Board....……………....................................20

8. PCB Layout..………….......................................22

8.1 Main Board……………......................................22

8.2 Power Board…......................................................25

8.3 Key Board……………….....................................28

8.4 Audio Board………………………………………….28

9. Maintainability……….......................................29

9.1. Equipments and Tools Requirement.....................29

9.2. Trouble Shooting…………....................................30

10. White-Balance, Luminance adjustment.................35

11.Monitor Exploded View……..……………............36

12. BOM List....……....................................................37

CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

17" LCD Color Monitor AOC177Vk

Revision List

Revision Date Revision History TPV Model

A00 Jan.-17-2008 Initial release T77SRTDBF1ACANE

17" LCD Color Monitor AOC177Vk

1. Monitor Specifications

General Model number 177Vk

Driving system TFT Color LCD

Viewable Image Size: 432mm diagonal

Pixel pitch 0.264mm(H) x 0.264mm(V)

Video R, G, B Analog interface

Video Digital Interface (only Dual-Input Model)

Separate Sync. H/V TTL

Separate Sync. TMDS (only Dual-Input Model)

Display Color 16.2million Colors

LCD Panel(17")

Dot Clock 135MHz

Horizontal scan range 30 kHz to 80 kHz

Horizontal scan

Size(Maximum) 337.92mm

Vertical scan range 55 Hz to 75 Hz

Vertical scan Size(Maximum) 270.34mm

Optimal preset resolution 1280 x 1024 at 60 Hz

Highest preset resolution 1280 x 1024 at 75 Hz

Highest addressable resolution 1280 x 1024 at 75 Hz

Plug & Play VESA DDC2B

Input Connector D-Sub 15pin

Input Connector DVI-D (only Dual-Input Model)

Input Video Signal Analog: 0.7Vp-p(standard), 75 OHM, Positive

Input Video Signal

DVI-D Digital Interface (TMDS) (only Dual-Input

Model)

Resolution

Power Source 100~240VAC, 47~63Hz

Connector Type 15-pin Mini D-Sub

Signal Cable Type Detachable

Connector Type 24 pin DVI-D (only Dual-Input Model)

Dimensions & Weight:

Height (with base) 383.89 mm

Width 375.45 mm

Depth 209.60 mm

Weight (monitor only) 3.7 kg

Physical Characteristics

Weight (with packaging) 5.5 kg

Temperature:

Operating +5° to +35°

Non-Operating -20° to 60°

Humidity:

Operating 10% to 85% (non-condensing)

Non-Operating 5% to 80% (non-condensing)

Altitude:

Operating 0~3000m (0~10000 ft)

Environmental

Non-Operating 0~5000m (0~15000 ft)

Regulations cULus, FCC, TÜV/GS, CE, ISO13406-2, TCO'03, Windows® XP

17" LCD Color Monitor AOC 177Vk

2. LCD Monitor Description

The LCD MONITOR will contain a main board, a power board, an audio 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.

HOST Computer

AC-IN

100V-240V

PWPC board

(Include: adapter, inverter)

Flat Panel and

CCFL backlight

Main Board RS232 Connector

For white balance

adjustment in factory

mode

CCFL Drive.

Video signal DDC

Monitor Block

Keyboard

17" LCD Color Monitor AOC 177Vk

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, the power indicator will light up.

3.2 Control Buttons

1 Power Button/Power Indicator 4 Menu / Enter

2 Volume Control 5 Auto Config / Exit

3 Volume Control

3.3 Adjusting the Picture

1. Press the MENU-button to activate the OSD window .

2. Press +or- to navigate through the functions. Once the desired function is highlighted, press the MENU-button to

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.

3. Press +or- to change the settings of the selected function.

4. To exit and save, select the exit function. If you want to adjust any other function, repeat steps 2-3.

17" LCD Color Monitor AOC 177Vk

Main Menu Item

Main

Icon

Sub Menu Item

Sub

Icon

Description

Contrast

Contrast from Digital-register.

Luminance

Brightness

Backlight Adjustment

Focus

Adjust Picture Phase to reduce Horizontal-Line noise

Image Setup

Clock

Adjust picture Clock to reduce Vertical-Line noise.

H. Position

Adjust the horizontal position of the picture.

Image Position

V. Position

Adjust the vertical position of the picture.

Warm N/A Recall Warm Color Temperature from EEPROM.

Cool N/A Recall Cool Color Temperature from EEPROM.

sRGB N/A Recall sRGB Temperature from EEPROM.

User / Red

Red Gain from Digital-register.

User / Green

Green Gain Digital-register.

Color Temp.

User / Blue

Blue Gain from Digital-register.

Yes N/A

Auto Adjust the H/V Position, Focus and Clock of

picture.

Auto Config

(only Analog-input

Model)

No N/A Do not execute Auto Config, return to main menu.

Analog N/A Select input signal from analog source (D-Sub)

Input Select

(only Dual-Input

Model)

Digital N/A Select input signal from digital source (DVI)

H. Position

Adjust the horizontal position of the OSD.

V. Position

Adjust the vertical position of the OSD.

OSD Setup

OSD Timeout

Adjust the OSD timeout.

Language

Language N/A Select the language you like.

Information

Information N/A Show the resolution, H/V frequency and input port of

current input timing.

Yes N/A Clear each old status of Auto-configuration.

Reset

No N/A Do not execute reset, return to main menu.

Exit

N/A N/A Exit OSD

17" LCD Color Monitor AOC 177Vk

4. Input/Output Specification

4.1 Input Signal Connector

4.1.1 D-SUB connector

PIN NO. DESCRIPTION PI N NO. DESCRIPTION

1 Video-Red 9 +5V

2 Video-Green 10 Detect Cable

3 Video-Blue 11 Ground

4 GND 12 DDC-Serial data

5 DDC-Return 13 H-sync

6 GND-R 14 V-sync

7 GND-G 15 DDC-Serial clock

8 GND-B

VGA connector layout

610

11 15

4.1.2 DVI-D connector

Pin No.

Signal Name Pin No.

Signal Name

1 TMDS Data 2- 13 TMDS Data 3+

2 TMDS Data 2+ 14 +5V Power

3 TMDS Data 2/4 Shield 15 Ground(for+5V)

4 TMDS Data 4- 16 Hot Plug Detect

5 TMDS Data 4+ 17 TMDS Data 0-

6 DDC Clock 18 TMDS Data 0+

7 DDC Data 19 TMDS Data 0/5 Shield

8 N.C. 20 TMDS Data 5-

9 TMDS Data 1- 21 TMDS Data 5+

10 TMDS Data 1+ 22 TMDS Clock Shield

11 TMDS Data 1/3 Shield 23 TMDS Clock +

12 TMDS Data 3- 24 TMDS Clock -

24 - Pin Color Display Signal Cable

17" LCD Color Monitor AOC 177Vk

4.2 Factory Preset Display Modes

Standard Resolution Horizontal

Frequency (kHz)

Vertical

Frequency (Hz)

Dos-mode 720 x 400 31.47 70

VGA 640 x 480 31.47 60

VGA 640 x 480 37.5 75

SVGA 800 x 600 37.879 60

SVGA 800 x 600 46.875 75

XGA 1024 x 768 48.363 60

XGA 1024 x 768 56.476 70

XGA 1024 x 768 60.02 75

XGA 1024 x 768 48.78 60

XGA 1024 x 768 60.241 75

SXGA 1280 x 1024 64 60

SXGA 1280 x 1024 80 75

17" LCD Color Monitor AOC 177Vk

5 Panel Specification

5.1 Display Characteristics

5.2 Optical Characteristics

17" LCD Color Monitor AOC 177Vk

5.3 Parameter guide line for CCFL Inverter

1. TFT LCD Module:

2. Back Light Unit:

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