Acer AT3247, Руководство по обслуживанию

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51
Schematic Diagram
Main Board
INVERTER_ON_OFF
CN101
CONN
1
2
3
SMD/0402
SMD/0402
+24V
+24V 13
+
C101
330UF 16V
+5V_STB
STAND_BY 13
+24V
TP
1
00
1
Q752
2SK1828
C131
NC/1uF 16V
+5V_STB
STB_PWR5V
R148 1K 1/10W 5%
R130
22K 1/10W
1%
+5V_SW
OP
C
T
R
L
3
R155
10K 1/10W 5%
C132
10U 16V
1%
DV33SB
BRIGHT_ADJ
+12V 2,9,13
GPIO_16
D100
SS3P4
1
2
Q100
NC/BC847C
3
2
1
DV11 4
FB101 220R/2000mA
1 2
R146
100 OHM +-5% 1/10W
STANDBY
For ACD function -1204
BRIGHT_ADJ
Q107
MMBT3906 PNP
+ C110
100uF 10V
+5V_STB
STANDBY
STANDBY:
Normal: High
Stand_by: Low
R149
NC/10K 1/10W 5%
Modify by Victor - 1210
DV11
+5V_STB TO +5V1_TUN
FOR IF 5V HAS DIP
E32RG2NB6WTBNCS 1
32AV615D Custom
1 14 Monday , January 12, 2009
715G3431-1
< 称爹 >
01. POWER-1
G3431-1-X-X-081229
OEM MODEL Size
Rev
Date Sheet of
TPV MODEL
PCB NAME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬 隔 瓜 絪 腹
C130 1uF 16V
+ C112
330UF 16V
R125
0R
05
1/
16W
SMD/0402
C120
100N 16V
MEM_VREF
R119
33K 1/10W 5%
SMD/0402
R107
10K 1/10W 5%
C124
100N 16V
R120 0R05 1/8W
SMD/0402
DV18_DDR
CN100
CONN
1
2
3
4
5
6
7
8
9
10
11
12
13
5V_SW ON/OFF):
Norm al: High
Stand_By: Low
+5V1) TO +5V_SW BY OPWRSB
+5V_SW
DV33
DV33SB 2,4,5,7,10,12,13,14
R117
1.2KOHM +-1% 1/10W
R132
1K 1/10W 1%
0.6 x (1+2.44K/1.2K) = 1.82V
R789
NC/0R05 1/10W 5%
AC Detect Function - 1211
INVERTER_ON_OFF:
Normal: High
Stand_By: Low
+5V1_TUN 2
R106
3.
9K
O
H
M
+
-5
%
1/
10
W
AC_Detect
R147
-5% 1/10W
R101
NC/22K 1/10W
C102
33N 16V
OPCTRL3 4,5
+5V1_TUN
+5V_SW 2,5,8,9,10,11,12,13,14
+12V
STANDBY
S
M
D
/04
02
R782 100R 1/16W 5%
DV18_DDR 2,6
GPIO_16 5,7
R104
3.
9K
O
H
M
+
-5
%
1/
10
W
From +5V_SW to +1V8/+1V1
AC_Detect
Q106
BC847C
+12V
+5V_SW
FB100 220R/2000mA
1 2
0.6 x (1+1.1K/1.2K) = 1.15V
DV11
R100
NC/22K 1/10W
D101
SS2P4
1
2
Q104 SI5441DC
1
2
3
4 5
6
7
8
D
D
D
G S
D
D
D
C106
100N 16V
Q108
MMBT3904
3
1
2
C104
33N 16V
The item of this page start from "100"
DV33
+5V_STB 2,5,10,13
Q101
BC847C
3
2
1
+ C107
470uF 10V
R124
24
0 OH
M
+
-1%
1/
10
W
1%
TP
1
02
1
DV18_DDR
DV18_DDR
Toshiba Logo Use
+5V_STB
USE 330uF 16V GF
R122
1.2KOHM +-1% 1/10W
C127
NC/10U 10V Y5V
TP
1
05
1
C806
NC/100N 16V
DV33
+5V_STB
R154
N
C
/1
K
1
/10
W
5%
R791
-5% 1/10W
C105
100N 16V
DV33 2,4,5,7,8,11,12,13,14
GND 2,3,4,5,6,7,8,9,10,11,12,13,14
STAND_BY:
Normal: Low
Stand_by: High
C128
33
0P
5
0V
+5V1_TUN
OPWRSB 5
U104
L5945
1
2
3
4 5
6
7
8
9
Vout
SY NC
INH
COMP FB
FSW
GND
Vcc
TH
1
TP
1
06
1
R126
1K 1/16W 5%
R103 NC/33K 1/10W 5%
C129
33
0P
5
0V
L101 15uH
C108
10U 16V
U103
L5947
1
2
3
4 5
6
7
8
9
Vout
SY NC
INH
COMP FB
FSW
GND
Vcc
TH
1
R790
-5% 1/10W
OPWRSB
+ C111
330UF 16V
C121
100N 16V
GPIO_16
C119
1UF 6V3
TP
1
03
1
+5V_STB
INVERTER_ON_OFF
DC POWER INPUT
BRIGHT_ADJ 14
INVERTER_ON_OFF 14
L102 15uH
STB_PWR5V
+5V1_TUN
OPWRSB
STAND_BY
C126
NC/100N 16V
R113 100R 1/16W 5%
R131 1K 1/10W 1%
OPCTRL3
R145
-5% 1/10W
Add C100 - 1210
R115
2.
2K
OH
M
+
-1%
1/
10
W
1%
C114
NC/4.7UF 10V
R145 эΘ 10K(11/26 穝 )
R144
1K 1/16W 5%
BRIGHT_ADJ:
Normal:Max:+3V3, Min:0V
Stand_By:0V
MEM_VREF
DV33
GND
R150
NC/10K 1/10W 5%
R123
1.
1K
OH
M
+
-1%
1/
10
W
USE 330uF 16V GF
TP
1
01
1
MEM_VREF 6
TP
1
04
1
DV18_DDR stabilizer
R102
NC/22K 1/10W
STANDBY:
Normal: High
Stand_by: Low
+5V_SW
Q103
NC/SI3441BDV
1
2
3 4
5
6
D
D
G S
D
D
EU MT5362 - 4 LAYERS
STAND_BY
Chapter 10