Acer E900WA Schematic

E900WA Service Manual

t

Power saving

1. Mode:1280×1024@60Hz

2. Pattern: full white
at each modes

3. Brightness: Max.

4. Contrast: Defaul

Power Key Off

5. Level 2 Circuit Board and Standard Parts Replacement

5.1. Block diagram
Power Board

C805

D801

BL4-06

2

AC 264V RMS

4 1

3 2

R801
330K

AC 264V RMS

0.47/275V

F801
2A/250V

C801

1000p/400V

1 2 3

L

AC_SKT

1

4

R803 330K

C803

P801

-+

R802

330K

RT801
NTC 5R

C802

1000p/400V

L801
20mH

DC 380V Max.

C804

+

100u/450V

3

AC 264V RMS

R810
3M

R811
3M

C811

2.2u/50V

AC 264V RMS

N

R806

150K

R809
3M

R812
330K 1%

R807
150K

C810

0.1/50V

R818
1M 1%

OVP

BNO

120K 1%

C812
100P/50V

CN801

TO SCALER BD C N101

8

1

R819

1
2
3
4
5
6
7
8

90mm 8P

VCC

7

LD7522

IC802

345

(-)LATCH

R833
4K7

R808
150K

GND

+

6

OUT

CS

2

COMP

C813
1000p/50V

R805

0.24R 1/ 2W

R804
68K 2W

1N4007
D804

C807
10u/25V

R816
1K

C814
100p/50V

R813
10R

C827

0.1/50V

Q804
AP2761I

2200p/400V

R834
68

D802
MUR1100ERL

23

1

R814
10K

R835
68

C806

4700p/400V

DC 650V Max

FB801
120Ω 3A

DC 650V Max

C808

47p/1KV

R815
0R49 2W

1

2

3

5

6

T801
SPW-0xx

3

VOLUME
MUTE

C828
2200p/400V

LTV817M

IC801

VCC5V

BKLT-EN 2
VBRI 2

Power saving

C815

R827

1000p/500V

10

1

11

12

7

8

9

10

3

R828
10

1

3

D805
SRF5-04C T

14

2

2

D803
SP10100C

C816
1000p/500V

2

C820
470u/25V

+

R832
270 1%

R820
3K 1%

IC803
TLV431ALP

+

C817

680u/25V

+

C823
470u/25V

C

A

InnoLux

Document Number : SIZE :

TITLE :

POWER SUPPLY

C818
680u/25V

+

5uH

L803

R821
1K 1%

C821

0.022/100V

R826
NC

R

5uH
L802

C819
470u/25V

C824
47u/25V

+

+

R824
3K3 1%

E900W

ZD801
9V1

R830
200

C822

0.1/50V

R822
5K1 1%

at each modes

+14V

R831
100Ω 1W

2

Q801

3

2PC1815GR

+5V

1

F802

4A/125V

+

C829
NC

C826
NC

VCC5V

R825 51K 1%

R829 10K

R823
0 1%

A4

APPRO BY :

CHECK BY :

26

DATE :
SHEET OF

2007-03-08

Rev :

V0142

DRAWN BY :

E900WA Service Manual

IF Board

27