Acer AT1921 - Page 46

A
A
B
B
C
C
D
D
E
E
4 4
3 3
2 2
1 1
SCL
SDA +12VAUDIO
URST#
SYSROMWP
8201UP3_4
+12V_CN
BL_ON/OFF
Dimming
Dimming
BL_ON/OFF
PWM1
PWM0
+5V_IN
CN_GND
SCL
SDA
SB33B
5VSB
SB33B
SB33B
5VSB VCC
DV33B
DV33B
+12V
+12V+12V_IN
DV33B
+5V_IN 5VSB
SB33B
DV33B
SB33B
+12V_CN
+12V_IN +12VAUDIO
SDA 4,6,8,11
SCL 4,6,8,11
+12VAUDIO 11,13
URST# 4
8201UP3_4 4GPIO10 4
8201UP3_4 48201UP3_4 4
PWM04
PWM14
URST#4
Control_Power 7
Title
Size Document Number Rev
Date: Sheet
of
<Doc> C3B
POWER_RESET_EEPROM
Custom
214Tuesday, May 29, 2007
SYSTEM EEPROM
SYSTEM RESER
H : WP DISABLE
L : WP ENABLE
B
1
3
2
C
SYSTEM POWR SYSTEM POWR
AUDIO AMP POWER
MAIN CONNECTOR
EXTERNAL MCU POWER
SYSTEM EEPROM
PROJECT :E9T-PV
1
C
B
2
3
PANEL BRIGHTNESS
PANEL BACKLIGHT
2
C
1
3
B
CB2
0.1uF/6
R327 10R/6
R12
1k/6
C7
0.1uF/6
12
1
H1
MTH276D126
2
3
4
5 6
7
8
9
Q2
SI9435
2
3
4 5
7
6
81
Q3
2N3904
SOT23
2
1 3
Q6
2N3904
SOT23
2
1 3
R352 4.7k/6
L3
Bead_121_4A/8
L2
Bead_121_4A/8
+ CE1
330uF/25V
12
R6
10k/6
CB1
0.1uF/6
C211
22P/6/NC
12
D1
PSM-A
Q8
2N3904
SOT23
2
1 3
C5
0.1uF/6
+
CE3
47uF/16V
12
Q25
SI9435/NC
2
3
4 5
7
6
81
R3
2.2K/6
1
H3
MTH276D126
2
3
4
5 6
7
8
9
+ CE47
330uF/25V
12
R353 4.7k/6/NC
Q7
2N3904
SOT23
2
1 3
R5
1k/6
C2
0.1uF/6
Q26
2N3904/NC
SOT23
2
1 3
+ C3
10uF/25V
12
C212
22P/6/NC
12
CB96
0.1uF/6
CB3
0.1uF/6
Q5
2N3904
2
1 3
U1
24C16
SOIC8
NC
1
NC
2
NC
3
GND
4
SDA
5
SCL
6
WP
7
VCC
8
R354 4.7k/6
L52
Bead_121_4A/8
R4
2.2K/6
R1
10k/6
+ CE4
10uF/25V
12
R328 10R/6
R308
10k/6/NC
R9
220/6
CB97
0.1uF/6
1
H2
MTH276D126
2
3
4
5 6
7
8
9
R290
10k/6/NC
C195
2200pF/6/NC
R8 0R/6
R14
4.7k/6
R17
10k/6/NC
C1
2200pF/6
Q1
SI9435
2
3
4 5
7
6
81
C196
0.1uF/6/NC
1
H4
MTH276D126
2
3
4
5 6
7
8
9
R291
2.2K/6/NC
CB4
1uF/6
L1
Bead_121_4A/8
CB5
0.1uF/6
R310
10k/6/NC
C4
2200pF/6
R309
10k/6/NC
R2
10k/6
R11
47k/6
+ C6
10uF/25V
12
R10
4.7k/6
+
C197
10uF/25V/NC
12
R13
10k/6
+ CE2
330uF/25V
12
R7 100R/6
Q4
2N3904
SOT23
2
1 3
CN1
CON10 2.54
1
2
3
4
5
6
7
8
9
10
R16 10k/6
R15
20k/6