AOC D5063 Service Manual

Vegas D5063 Service Manual

SERVICE MANUAL

15" LCD Monitor

D5063

THESE DOCUMENTS ARE FOR REPAIR SERVICE INFORMATION ONLY. EVERY REASONABLE

EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL; WE CANNOT

GUARANTEE THE ACCURACY OF THIS INFORMATION AFTER THE DATE OF PUBLICATION AND

DISCLAIMS RE LIABILITY FOR CHANGES, ERRORS OR OMISSIONS.

P/N : 41A50-169

Vegas D5063 Service Manual

I. Revision List

Revision Date Change Description

A00 2002.01.18 Initial Version

A01 2002.01.23 Draft Version

A02 2002.02.06 1.) Add 4.1 Input Signal Connector

2.) Add 4.3 Power Supply Requirements

3.) Add 4.4 Panel Specification

4.) Add 5.1 Monitor Exploded View

5.) Improve 6.2 Inverter/Power Board Schematic Quality

6.) Improve 7.2, 7.3, 7.4 Layout Quality

7.) Add 8. Maintainability

A03 2002.03.05 Approved Version

A04 2002.07.28 1.) Add HSD Panel Part

2.) Update Part Lists

Vegas D5063 Service Manual

II. Table of Contents

I. Revision List ............................................................................................................................. 2

II. Table of Contents .................................................................................................................... 3

1. MONITOR SPECIFICATIONS ............................................................................................ 5

2. LCD MONITOR DESCRIPTION ......................................................................................... 6

3. OPERATING INSTRUCTIONS ............................................................................................ 7

3.1 GENERAL INSTRUCTIONS ............................................................................................................... 7

3.2 CONTROL BUTTONS .......................................................................................................................... 7

3.3 ADJUSTING THE PICTURE ............................................................................................................... 8

4. Input/Outpt Specification ....................................................................................................... 9

4.1 Input Signal Connector .......................................................................................................................... 9

4.1.1 Analog D-SUB Connector ............................................................................................................. 9

4.1.2 DVI-D Connector ........................................................................................................................ 10

4.2 Preset Mode Timing .............................................................................................................................. 11

4.3 Power Supply Requirements ............................................................................................................... 12

4.3.1 Input Requirements ..................................................................................................................... 12

4.3.2 Output Requirements ................................................................................................................... 12

4.3.3 Compatible Power Adaptors List................................................................................................. 12

4.4 PANEL SPECIFICATION (AU L150X3M-1/-2-7 & HSD150MX41-C) ......................................... 13

4.4.1 Panel Feature ............................................................................................................................... 13

4.4.2 Display Characteristics ................................................................................................................ 13

4.4.3 Optical Characteristics................................................................................................................. 13

4.4.4 Parameter guide line for CCFL Inverter ...................................................................................... 14

5. Block Diagram ....................................................................................................................... 15

5.1 Monitor Exploded View ....................................................................................................................... 15

5.1.1 D5063M ....................................................................................................................................... 15

5.1.2 D5063A ....................................................................................................................................... 17

5.2 Software Flow Chart ............................................................................................................................ 19

5.3 Electrical Block Diagram ..................................................................................................................... 21

5.3.1 Main Board .................................................................................................................................. 21

5.3.2 Inverter/Power Board .................................................................................................................. 22

5.3.3 Audio Board (D5063M) .............................................................................................................. 23

6. Schematic ................................................................................................................................ 24

6.1 Main Board ........................................................................................................................................... 24

6.2 Inverter/Power Board .......................................................................................................................... 29

6.3 KeyPad Board ....................................................................................................................................... 31

6.4 Audio Board(D5063M) ......................................................................................................................... 32

7. PCB Layout ............................................................................................................................ 33

7.1 Main Board ........................................................................................................................................... 33

7.2 Inverter/Power Board .......................................................................................................................... 36

7.3 Keypad Board ....................................................................................................................................... 39

Vegas D5063 Service Manual

7.4 Audio Board(D5063M) ......................................................................................................................... 40

8. Maintainability....................................................................................................................... 41

8.1 Equirements and Tools Requirement ................................................................................................. 41

8.2 Trouble Shooting ................................................................................................................................... 42

8.2.1 Main Board .................................................................................................................................. 42

8.2.2 Power/Inverter Board .................................................................................................................. 43

8.2.3 KeyPad Board .............................................................................................................................. 46

8.2.4 Audio Board (D5063M) .............................................................................................................. 47

8.3 Alignment Procedure ............................................................................................................................ 48

8.4 DDC Writing ......................................................................................................................................... 49

8.4.1 DDC Writing Procedure .............................................................................................................. 49

8.4.2 EDID Content .............................................................................................................................. 49

8.4.3 Serial Number Format ................................................................................................................. 50

9. Part Lists ................................................................................................................................ 51

Vegas D5063 Service Manual

1. MONITOR SPECIFICATIONS

Driving system TFT Color LCD

LCD Panel Size 38.1cm(15.0")

Pixel pitch 0.297mm( H )x 0.297mm( V )

Viewable angle 120˚ (H) 100˚ (V)

Response time (typ.) 30 ms

Video Analog / DVI-D

Input Sync. Type H/V TTL Separate and Composite Sync.

H-Frequency 30kHz – 60kHz

V-Frequency 56-75Hz

Display Colors 16.7 million Colors

Dot Clock 80MHz

Max. Resolution 1024 x 768

Plug & Play VESA DDC2BTM

Power Consumption ON Mode

(D5063A)

ON Mode

(D5063M)

OFF Mode

(Audio Volume=0)

Maximum Screen Size

Power Source

Environmental

Operating Temp: 10°C to 35°C

<23W

<30W

<3W

Horizontal : 12.0”(304.128mm) Vertical : 9.0”(228.096mm)

90~264VAC,47~63Hz

Considerations

Weight (N. W.)

D5063A 4.2Kgs Unit (net)

D5063M 4.7Kgs Unit (net)

Storage Temp.: -10°C to 60°C

Operating Humidity : 20% to 80%

Vegas D5063 Service Manual

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2. LCD MONITOR DESCRIPTION

The LCD MONITOR will contain an main board, an inverter/power board, keypad board and external adapter

which house the flat panel control logic, brightness control logic and DDC.

The Inverter board will drive the backlight of panel and the DC-DC conversion .

The Adapter will provides the 12V DC-power to inverter/power board .

AC-IN

90V-264V

Inverter Board

with DC-DC module)

ADAPTER

Monitor Block Diagram

CCFT Drive.

Main Board

Keyboard

Flat Panel and

CCFL backlight

HOST Computer

RS232 Connector

For white balance

adjustment in

factory mode

Video signal, DDC

Vegas D5063 Service Manual

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

Power Button:

When pressed, the monitor enters the off mode, and the LED turns blank. Press again to restore normal status.

- Left / Right Button:

The Left/Right Button is used to control the monitor functions. Press to switch functions or adjust settings.

- Auto Adjust Key:

The Auto Adjust Key is used to automatically set the H Potision, V Potision, Clock and Phase.

- Power Indicator:

Green — Power On mode. Orange — Power Saving mode. Blank — Power Off Mode.

AUDIO BASE CONTROL (D5063M ONLY ) :

- Volume

Adjustable Audio volume.

- Earphone-jack

- Micphone-jack

CONTROL Buttons

< / Brightness

> / Contrast

Auto/Select

LED indicator

Power Button

3.3 ADJUSTING THE PICTURE

Vegas D5063 Service Manual

10.

11.

12.

H Position Adjust the horizontal position of the picture.

V Position Adjust the vertical position of the picture.

Phase Adjust picture Phase.

Clock Adjust picture Clock.

Auto Config Automatically set the H Potision, V Potision, Clock and Phase

Color

Contrast Adjust the picture contrast.

Brightness Adjust the picture brightness.

OSD Manager

Mode Recall Restored H/V Position, Clock and Phase.

Backlight info

Serial Number

Choose color temperature of 9300K / 6500K / 5800K / User Color

Adjust OSD function of Protected OSD(password : 040990), OSD Timeout, Info On/Off, OSD H/V Position.

Display the Backlight Elapsed Time.

Display Serial Number.

13.

14.

15.

Mode Info

Input Priority Select Signal Input Priority

Language Select Language

Preset and User Mode List.

Vegas D5063 Service Manual

4. Input/Outpt Specification

4.1 Input Signal Connector

4.1.1 Analog D-SUB Connector

Video Cable Pinout PIN SIGNAL 1 Red Video 2 Green Video 3 Blue Video 4 TXD (for factory alignment) 5 Return 6 Red GND 7 Green GND 8 Blue GND 9 +5V (for reading EDID file when monitor is turned off) 10 Sync GND 11 RXD (for factory alignment) 12 Bidirectional DDC Data (SDA) 13 Horizontal Sync 14 Vertical Sync 15 DDC Data Clock (SCL)

Video Cable Connector Pins

Vegas D5063 Service Manual

4.1.2 DVI-D Connector

DVI-D Connector to be compliant to the latest DVI-DDWG specification version available.

Video Cable Pinout PIN SIGNAL 1 TMDS RX2- 2 TMDS RX2+ 3 TMDS RX2 GND 4 NC 5 NC 6 DDC Data Clock (SCL) 7 Bidirectional DDC Data (SDA) 8 NC 9 TMDS RX1- 10 TMDS RX1+ 11 TMDS RX1 GND 12 NC 13 NC 14 +5V 15 GND 16 Hot Plug Detect 17 TMDS RX0- 18 TMDS RX0+ 19 TMDS RX0 GND 20 NC 21 NC 22 TMDS RXC GND 23 TMDS RXC+ 24 TMDS RXC- C5 NC

Video Cable Connector Pins

4.2 Preset Mode Timing

Vegas D5063 Service Manual

# Synchro Polarity Dot Clock

(MHz)

H(Pixels) +

V(Lines) - 70.08 449 350 38 2 59

H(Pixels) -

V(Lines) + 59.94 525 480 10 2 33

H(Pixels) -

V(Lines) - 75 500 480 1 3 16

H(Pixels) -

V(Lines) - 70.8 449 400 12 2 35

H(Pixels) +

V(Lines) + 60.317 628 600 1 4 23

H(Pixels) +

V(Lines) + 75.0 625 600 1 3 21

25.175

31.5

28.321

40.0

49.5

Frequency

(Khz)/(Hz)

31.469 800 640 16 96 48

37.5 840 640 16 64 120

31.468 900 720 18 108 54

37.879 1056 800 40 128 88

46.875 1056 800 16 80 160

Total

Period

(Pixels)

Display

Period

(Pixels)

Front

Porch

Period

(Pixels)

Synchro

Period

(Pixels)

Back

Porch

Period

(Pixels)

Resolution

640 x 350

640 x 480

720 X 400

800 x 600

H(Pixels) +/-

V(Lines) +/- 74.55 667 624 1 3 39

H(Pixels) -

V(Lines) - 60.0 806 768 3 6 29

H(Pixels) -

V(Lines) - 75.029 800 768 1 3 28

57.283

65.0

78.75

49.725 1152 832 32 64 224 832 x 624

48.363 1344 1024 24 136 160

1024 x 768

60.123 1312 1024 16 96 176

1024 x 768

Vegas D5063 Service Manual

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4.3 Power Supply Requirements

4.3.1 Input Requirements PARAM ETER RANGE CONDITION

Input Voltage 90 to 264 VAC RMS Universal input full range Input Frequency 47 Hz to 63 Hz 110V AC 60Hz; 220V AC 50 Hz Input Current Less than 1.2 Amps RMS Input voltage 90 VAC RMS ; 60 Hertz. Parameter

must be reached within 3 seconds of turn-on.

Less than 0.8 Amps RMS Input voltage 180 VAC RMS ; 50 Hertz. Parameter

must be reached within 3 seconds of turn-on. Input Power Less than 55 Watts Power factor > 0.5 Input voltage 120 VAC RMS ; 60

Hertz

Inrush Current Less than 30 A peak Input voltage 110 VAC RMS ; 60 Hertz at all

Less than 70 A peak Input voltage 240 VAC RMS ; 50 Hertz at all

Input Fusing Fuse should be located internal to the

adapter, easily accessible when the

cover is removed Leakage Current Less than 3.5 mA Input voltage 264 Volts RMS ; 50 Hertz Hi-Pot Primary to secondary 1.5KVAC for 1 Minute(leakage current 10mA)

Primary to Saft Ground 1.5KVAC for 1 Minute(leakage current 10mA)

Phase(0, 90, 180, 270 degree)

Phase(0, 90, 180, 270 degree) Fuse must be UL/CSA approved. Fuse value must no have to change for 115 VAC or 230 VAC operation

1.8KVAC for 1 Minute(leakage current 10mA)

3.0KVAC for 1 Minute(leakage current 10mA) without Y-cap & Coupling cap.

1.8KVAC for 1 Minute(leakage current 10mA

4.3.2 Output Requirements

PARAMETER RANGE CONDITION

Ripple & noise 170mVpp at 12VDC Input voltage : 100VAC at 60Hz 240VAC at 50Hz

* Ripple and noise are meausred

Output current

rotection

Leakage Current Less than 0.25 mA Input voltage 100 Volts RMS ; 60 Hertz

Less than 0.5 mA Input voltage 254 Volts RMS ; 50 Hertz

Output Power At least 40 Watts in max conditions

4.3.3 Compatible Power Adaptors List

1.) Delta ADP-40TB

2.) Delta ADP-50XB

3.) Li Shin LSE9901B1250

less than 5.0 A at 12.0 VDC Current exceeds maximum rateing more than 20%

Vegas D5063 Service Manual

4.4 PANEL SPECIFICATION (AU L150X3M-1/-2/-7 & HSD150MX41-C)

4.4.1 Panel Feature

-XGA 1024(H) x 768(V) resolution

-2 CCFLs (Cold cathode Fluorescent Lamp)

-High contrast ratio, high aperture ratio

-Wide viewing angle

-High speed response

-Low power consumption

4.4.2 Display Characteristics

ITEMS Unit

Screen diagonal [mm] 381 (15”) 381 (15”) Outline dimension [mm] 331.3 x 249.0 x 11.6 typ. 336 x 249 x 13.5 Display Area [mm] 304.128 (H) x 228.096(38.1cm diagonal) 304.1(H) x 228.1(38.1cm diagonal) Resolution 1024(R,G,B x 3) x 768 1024(R,G,B x 3) x 768 Pixel Pitch [mm] 0.297 x 0.297 0.297 x 0.297 Pixel Arrangement R.G.B. Vertical Stripe R.G.B. Vertical Stripe Display Mode TN mode, Normally White Normally White Typical white Luminance. [cd/m2] 200nit (typ) @6.5mA,

Brightness uniformity 80% typ. 70% min Luminance uniformity 1.7 max. Brightness variation 15% max. Crosstalk (at 60Hz and

75 Hz) Contrast Ratio 350 : 1 typ., 250:1 min 350 : 1 typ., 250:1 min Support Colors 262,144 colors (6-bit for R,G,B) 262,144 colors (6-bit for R,G,B) Chromaticity(CIE1931)

White-x

White-y 0.329 0.340

Color Gamut 60% typ., of NTSC coverage Viewing angle 60(left),60(right),40(up),60(down) 60(left),60(right),40(up),50(down) Response Time [msec] 30ms typ. (Tr +Tf) 35ms typ. (Tr +Tf) Nominal Input Voltage VDD Power Consumption (VDD line + CCFL line) Electrical Interface TTL 2 port TTL 2 port Frame rate [Hz] 60Hz typ., 75Hz max. 60Hz typ., 75Hz max. Weight [Gram

Mounting method Side / Front mounting Side / Front mounting Surface treatment Anti-glare, hard coating (3H) Anti-glare, hard coating (3H) Temperature Range Operating Storage (Shipping)

1.2% max. 1.2% max.

[Volt] +3.3 V +3.3 V

[Watt] 11 W(typ.) @6.5mA

[

AU L150X3M-1/-2/-7 HSD150MX41-C

240nit (typ) @8mA

0.313 0.320

1100 typ. 1100 typ.

0 to +50

-20 to +60

SPECIFICATIONS

200nit (typ) @

250nit (typ) @8mA

11 W(typ.) @6.5mA

0 to +50

-20 to +60

6.5mA,

4.4.3 Optical Characteristics

The optical characteristics are measured under stable conditions at 25℃ (Room Temperature):

Item Unit Conditions

Viewing Angle

CR: Contrast Ratio

[degree]

Horizontal (Right)

CR = 10 (Left) Vertical (Upper)

CR = 10 (Lower)

AU L150X3M-1/-2/-7 HSD150MX41-C

Min. Typ. Max. Min. Typ. Max.

50 50

30 50

60 60

40 60

50 50

30 40

60 60

40 50

Vegas D5063 Service Manual

Contrast ratio Normal Direction 250 350 - 250 350 -

Response Time [msec]

[msec]

Raising Time Ton

( 10%-90% )

Falling Time Toff

( 90%-10% )

- 8 15 10 15

- 22 30 25 35

[msec] Raising + Falling - 30 45 35 50 Color / Chromaticity Red x 0.587 0.617 0.647 0.60 0.63 0.66 Coordinates (CIE) Red y 0.317 0.347 0.377 0.31 0.34 0.37 Green x 0.260 0.290 0.320 0.27 0.30 0.33

Green y 0.563 0.593 0.623 0.56 0.59 0.62 Blue x 0.118 0.148 0.178 0.12 0.15 0.18 Blue y 0.07 0.100 0.130 0.08 0.11 0.14 Color Coordinates (CIE) White White x 0.283 0.313 0.343 0.29 0.32 0.35 White y 0.299 0.329 0.359 0.31 0.34 0.37

Brightness Uniformity [%] 75 80 - 70 White Luminance at CCFL

8.0mA White Luminance at CCFL

[cd/m

]

200 170

240 200

200 - 250

6.5mA Crosstalk ( in 75Hz) [%] 1.2 1.2

4.4.4 Parameter guide line for CCFL Inverter

AU L150X3M-1/-2/-7 HSD150MX41-C

Symble Parameter

(L255) White Luminance 170 @

Min Typ Max Min Typ Max

6.5m

200 @

6.5m

- 200 @

8.0m

250 @

8.0m

- [cd/m

IRCFL CCFL operation range 3.0 8.0 8.5 3.0 8.0 8.5 [mA]

Units Condition

] (Ta=25℃)

(Ta=25℃)

rms

Note 1

ICFL CCFL Inrush current - - 20 - - 20 [mA]

fCFL CCFL Frequency 40 55 60 50 55 80 [KHz] (Ta=25℃)

ViCFL (25℃)

CCFL Ignition Voltage

1000

925

[Volt]

rms

(Ta= 25℃)

(referenc e) ViCFL (0℃)

CCFL Ignition Voltage

1300

1430

[Volt]

rms

(Ta= 0℃)

(referenc e) VCFL CCFL Discharge Voltage

(Reference)

PCFL CCFL Power

consumption @ 6.5mA

630 690 570 627 [Volt]

rms

(Ta=25℃)

8.2 10 8.2 10 [Watt] (Ta=25℃)

Note 1: CCFL life time 30,000hr under 8mA,it’s defined as when the brightness is reduced by half.

5. Block Diagram

5.1 Monitor Exploded View（AUX3M PANEL)

5.1.1 D5063M

Vegas D5063 Service Manual

5.1.2 D5063A

Vegas D5063 Service Manual

5.2 Software Flow Chart

643

141113

1516

1719

Vegas D5063 Service Manual

1) MCU initialize.

2) Is the eeprom blank ?

3) Program the eeprom by default values.

4) Get the PWM value of brightness from eeprom.

Check the pin PANEL1 and PANEL2 to tell which panel is adapted.

5) Is the power key pressed ?

6) Clear all global flags.

7) Are the AUTO and SELECT keys pressed ?

8) Enter factory mode.

9) Save the power key status into eeprom.

Turn on the LED and set it to green color.

Scaler initialize.

10) In standby mode ?

11) Update the life time of back light.

12) Check the analog and digital port, are there any signals coming ?

13) Does the scaler send out a interrupt request ?

14) Wake up the scaler.

15) Are there any signals coming from analog or digital port ?

16) Display "No Signals" message. And go into standby mode after the message disappear.

17) Program the scaler to be able to show the coming mode.

18) Process the OSD display.

19) Read the keyboard. Is the power key pressed ?

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