Schematic Diagram

Main Board

Chapter 7

VGA_VDD

 

R428

 

 

 

 

4K7 1/16W 5%

 

 

16

 

 

 

 

R424

 

 

15

 

4 VGA_SCL

 

 

 

2

 

 

 

100R 1/16W 5%

VS

14

 

ZD403

 

 

HS

13

 

 

 

 

 

UDZSNP5.6B

 

12

 

 

1

 

11

 

 

 

 

 

 

VGA_VDD

 

 

17

 

 

 

 

 

R435

 

 

 

4K7 1/16W 5%

VS

 

 

R437

 

 

 

 

 

 

 

4 VGA_SDA

2

 

ZD404

2

100R 1/16W 5%

 

 

 

 

 

ZD405

UDZSNP5.6B

 

 

 

 

UDZSNP5.6B

 

 

1

 

1

 

 

 

 

HS

FB406

 

 

 

 

 

 

 

 

0 OHM +-5% 1/10W

 

 

 

ZD406

2

 

 

 

 

 

 

UDZSNP5.6B

 

 

 

 

 

1

 

 

 

 

move FB403 FB404 FB405

 

+5V

 

 

to CN403

 

 

 

 

 

 

 

 

 

 

R425

1K 1/16W 5%

 

 

 

 

 

 

 

 

 

2

1

 

 

 

ZD402

2

 

 

D403

 

 

 

 

 

 

 

VGA_5V

UDZSNP5.6B

 

 

FB404

BAV99

 

 

 

 

B1

 

1

2

 

2

ZD407

 

1

 

30 OHM

3

 

 

 

 

 

R427

 

 

 

 

 

 

 

CN403

 

UDZSNP5.6B

 

 

 

75R 1/16W 5%

DB15

 

 

 

 

 

 

 

 

1

R430

 

 

 

 

 

 

 

 

 

 

10

 

1K 1/16W 5%

 

 

 

5

 

 

 

VGA_DET 4

 

 

 

9

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

2

 

 

 

2

1

8

 

 

 

 

 

 

 

 

 

 

 

3

B1

ZD401

 

 

 

D404

7

 

 

 

 

 

 

BAV99

2

G1

UDZSNP5.6B

 

FB403

 

 

6

 

 

 

 

 

 

 

1

R1

1

 

G1

1

2

 

 

 

 

 

30 OHM

3

 

 

 

 

R433

 

 

 

 

 

 

Add Zener

 

 

 

75R 1/16W 5%

D-SUB1

 

 

 

 

for ESD

 

 

 

 

 

R436

 

 

 

 

 

VSI

4

 

 

 

 

100R 1/16W 5%

 

 

2

1

 

 

 

 

R438

C423

 

 

 

D402

 

 

 

BAV99

2K2 1/16W 5%

220pF

 

 

FB405

 

 

 

 

 

R1

1

2

 

 

 

 

 

30 OHM

3

 

 

 

 

R440

 

 

 

 

 

 

R441

 

 

 

75R 1/16W 5%

 

HSI

4

 

 

 

 

100R 1/16W 5%

 

 

 

 

R443

C425

 

 

 

 

2K2 1/16W 5%

22pF

 

 

 

 

move C423 C425 to R438 R443

41

R426

100R 1/16W 5%

R429

100R 1/16W 5%

R431

470R 1/16W 5%

R432

100R 1/16W 5%

R434

100R 1/16W 5%

R439

100R 1/16W 5%

R442

100R 1/16W 5%

C418

0.047uF

C419

0.047uF

C420

1N 50V

C421

0.047uF

C422

0.047uF

C417

0.047uF

C424

0.047uF

BI1 4

BI1- 4

SOGI 4

GI1 4

GI1- 4

RI1 4

RI1- 4

Page 41
Image 41
Acer V203W manual Main Board, To CN403

V203W specifications

The Acer V203W is a versatile and budget-friendly monitor that appeals to both casual users and professionals seeking an efficient display solution. With a screen size of 20 inches and a wide aspect ratio of 16:10, the V203W offers a spacious viewing area ideal for multitasking and everyday tasks such as document editing and web browsing.

One of the standout features of the Acer V203W is its native resolution of 1680 x 1050 pixels, which provides a clear and crisp image quality. This resolution strikes a balance between clarity and performance, allowing users to enjoy sharp text and vibrant graphics without taxing their computer’s graphics capabilities. Additionally, the monitor employs a brightness level of 250 nits, ensuring that images and colors are visible even in well-lit environments.

The V203W incorporates Acer’s advanced display technologies, including a fast 5ms response time. This quick response rate reduces motion blur and ghosting during fast-paced activities, making it a good choice for gaming and video playback, even though it is not marketed specifically as a gaming monitor. The monitor also features a dynamic contrast ratio of 10000:1, which enhances the depth of colors and provides a more engaging viewing experience.

Ergonomically, the Acer V203W is designed for user comfort with its tilt feature, allowing users to adjust the angle of the screen for optimal viewing. This is particularly beneficial during long working hours, as it reduces neck strain. Additionally, it includes a variety of connectivity options such as VGA and DVI ports, making it compatible with a wide range of devices, including PCs and laptops.

The energy-efficient design of the Acer V203W is another noteworthy characteristic, as it consumes low power while still delivering impressive performance. This eco-friendliness not only contributes to lower electricity bills but also promotes sustainable practices in the use of technology.

Overall, the Acer V203W is a reliable monitor that combines essential features, quality technologies, and thoughtful design. With its affordability and decent performance, it is a solid choice for users looking for a practical display solution without breaking the bank. Whether for home or office use, the V203W remains a commendable option in the competitive monitor market.