Acer XB270HU

06. MISC
Reserve CN408 -
20131209
KEY 2
KEY 1
R422
NC/ 0R05 1/10W
+5V
+5V
R424
0R05 1/10W
R423
NC /0R 05 1/ 10W
3V3
TP30
TP31TP32
TP33
TP34TP35
TP37 TP36
R404
200R 1/10W 5%
cable connect or: 25mm
C403
2.2nF 50V
R417
100K 1/16W 5%
R409
47K 1/16W 5%
R408
10K
R414
4.7K1/16W
Q401
AO3401A
R416
10K
C404
10UF 25V
R415
10K
R401
20K 1/16W
R406
4.7K1/16W
C405
100NF 25V
R410
0R05 OHM
R413
10K
R403
20K 1/16W
R405
10K
Q403
AO3401A
R407
100K 1/16W 5%
R402
20K 1/16W
R411
330R 1/16W 5%
CN406
NC/CONN
1
2
3
4
5
6
7
3V3
+2. 5V_U C
+2.5 V_U C
For t ouch key SCL
For t ouch key SDA
+2.5V _UC
+2. 5V_U C
+2.5V _UC
IN
10
+5V
TP28
IN
10
IN
10
IN
10
OUT
10
IN
10
IN
10
IN
10
IN
10
IN
10
IN
10
OUT
10
BI
2
IN
2
IN
10
IN
2
OUT
10
OUT
10
IN
10
OUT
10
OUT
2,6,7
IN
10
J402
CONN
2
4
6
8
10
12
14
1
3
5
7
9
11
13
BUTTONS_PIN _5
BUTTONS_PIN _4
TP29
BUTTONS_PIN _6
GND
GND
PKEY
GND
GND GND
GND
GND
GND
GND
TP15
J402 O dd & Eve n change - 20131211
Dele t e TP18/20/21/22/23/25/26/27 -
20140128
Dele t e CN407 - 201400117
Q404
LMBT3904LT1G
C403 f rom 22nF change t o
2.2nF - 201 31211
KEY 1
BU TTONS_PI N_4
BU TTONS_PI N_5
KEY 2
FP_UART_RX
FP _UART_TX
BU TTONS_PI N_6
PKEY
MONITOR_LED_B
MONITOR_LED_BD
MONITOR_LED_BRMONITOR_LED_B
MONITOR_LED_G_BUFF
MONITOR_LED_BRR
MONITOR_LED_G
MONITOR_LED_B_BUFF
MONITOR_LED_G
MONITOR_LED_GR
MONITOR_LED_GD
MONITOR_LED_R
MONITOR_LED_B_BUFF
MONITOR_LED_G_BUF F
PNL_LEDGD
PNL_LEDBD
PWR_GR P_2_GOOD
SNN_UC_HDR10
SY S_LCD _TURN _PANEL_ON _N
SNN_UC_HDR12
SNN_U C_HDR13SNN_UC_HDR14
SNN _UC _HD R3
SNN _UC _HD R5
SNN_U C_HDR11
SNN_UC_HDR6
SYS_RESET_OUT_N
TP_MICRO_PIN23
TP_MICRO_PIN22
TP_MICRO_PIN21
UC_RST*UC_HDR2
UC _TEST
50OHM_NETCLASS2
UC_RST*
UC _TEST
UC _TEST_2R UC _TESTR
50OHM_NETCLASS2
CN408
CONN
1
2
3
4
5
6
R412
200R 1/10W 5%
+2.5V _UC
3V3
R412 change t o
0603size - 20131209
Vgs th = -0 .3 V m i n , -0 .7 5V typ, -1 .2V m ax
VBUS_D ETECT
UC PR OG HDR
PS_ON
A dd R433/R434 - 2013120 5
VBUS_D ETECT-1
R425/R 426/R427 f rom 0_ohm
change NC - 20131211
CN407 NC and use CN408 f or philips
model - 201400107
U401
MSP430G2553IPW 28
DVCC
1
P1_0
2
P1_1
3
P1_2
4
P1_3
5
P1_4
6
P1_5
7
P3_1
8
P3_0
9
P2_0
10
P2_1
11
P2_2
12
P3_2
13
P3_3
14
P3_4
15
P2_3
16
P2_4
17
P2_5
18
P3_5
19
P3_6
20
P3_7
21
P1_6
22
P1_7
23
RST*
24
TEST
25
P2_7
26
P2_6
27
DVSS
28
0V
2.5V
R421
0R05 1/10W
OUT
4
GND
R418
NC/10K
"L" to Enable USB DC/DC
PWR _GRP_2_EN ABLE
2.5V
2.5V 1.71V
1.71V
Vgs th = 0.5V m in, 0 .7 V typ, 1 V m a x
R404 change t o
0603size - 20131209
Dele t e TP16/17/19 -
20140128
PS_ON 2
R434 NC/ 0R05 1/10W
R433 0R05 1/10 W
R426 0R05 1/16W
R425 0R05 1/16W
R427 0R05 1/16W
R428 NC/0R05 OHM
R420 NC/0R05 OHM
R419 NC/0R05 OHM
R435
10K
+5V
Q402
LMBT3904LT1G
A dd R435 pull
high-20131209
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