Power Switch - EUROCOM P270WM Service Manual

Schematic Diagrams

Power Switch

SY S15V
PR294
1M_04
PC260
1000p_50V_X7R_04
SY S15V
PR267
1M_04
Sheet 49 of 63
Power Switch
PC236
2200p_50V_X7R_04
SY S15V
PR194
1M_04
PC187
2200p_50V_X7R_04
B - 50 Power Switch
PQ33A
VDD5 5V SY S15V VDD5
MTNN20N03Q8
8 2
5A 5A
7 1
PR286
4A
Power Plane
1M_04
PR316
22_06
PQ33B
PC246
MTNN20N03Q8
PQ95
5 G
DD_ON#
NTS4001NT1G
PJ23
*OPEN_40mil
D03-0929J
Modify
PQ80A
SY S15V
PQ21A
VDD3 MTNN20N03Q8 3.3V VDD3
8 2 MTNN20N03Q8
3A 3A
7 1 PR241 8
3A
1M_04 7
Power Plane
PQ80B
PC102 PQ21B
MTNN20N03Q8 MTNN20N03Q8
5 DD_ON# 5 SUSB
VDD3 3.3V_LAN
PQ64A
MTNN20N03Q8 VDD5
8 2
3A 3A
7 1
Power Plane
PR236
100K_04
PQ78
NTS4001NT1G
G
PCH_SLP_LAN_N 25
5
PQ64B PR235 100K_04
MTNN20N03Q8
SY S15V
PQ45A
1.5V 1.5VS
MTNN20N03Q8
8 2
PR188 3A 3A
1M_04 7 1
Power Plane
PC170 PC174 PR184
100K_04
PQ45B
PC176 MTNN20N03Q8
5
SUSB
5VS
PQ31A
MTNN20N03Q8
4A
8 2
7 1
Power Plane
PC134 PC129 0.1u_50V_Y 5V_06
PR147
22_06
PQ31B 0722J
MTNN20N03Q8 Modify
5 VIN
SUSB
PQ94
G
R815
NTS4001NT1G
*12K_04
M_BTN#
54 M_BTN#
USB_CHARGE_EN
33,45,50 USB_CHARGE_EN
for USB charger
3.3VS
¼W¥[USB_CHARGE_EN
2
3A
1 Power Plane
PC105 PC106
PR123
22_06
PQ89
G
NTS4001NT1G
0718J
Modify
PQ18
*P1203BVG/ME4410AD
8
7 3
6 2
5 1
EN_15V
SY S15V
1.1VM 8 1.1VS
7 3
15A 15A
6 2
PR234 5 1
Power Plane
1M_04 PQ19
P1203BVG/ME4410AD
EN_15V
PQ77
NTS4001NT1G
PC211
G
SUSB
3300p_50V_X7R_04
12V 12VS
PQ81
AO3409
S D
PR140
100K_04
PR141 10K_1%_04
PQ25
G NTS4001NT1G
18,25,33,35,46 SUSB#
PC118 PR142
100K_04
VIN VA VIN1
C937 C942
C936
*0.1u_50V_Y 5V_06 *0.1u_50V_Y 5V_06
VIN VA VIN1
for USB charger
¼W¥[USB_CHARGE_EN
U51
1 8 DD_ON
R935 100K_04
VA VIN1
2 7
R823 *100K_04 USB_CHARGE_EN
VIN DD_ON_LATCH
3 6
R814 1K_04 R821 1K_04
M_BTN# PWR_SW#
4 5
R938 100K_04 R822 *100K_04
VDD3
INSTANT-ON GND
P2808B0
1ST: 6-02-28081-921
2ND: 6-02-28081-920
SY S5V
PR143
10K_04
DD_ON#
PC125
PQ26
DD_ON G
33,45,46,47,50 DD_ON
NTS4001NT1G
PR144
100K_04
VDD5
PR237
100K_04
SUSB
PQ79
G
NTS4001NT1G
18,25,33,35,46 SUSB#
PJ20
PR240
*OPEN_40mil
100K_04
PWR_SW# 33
DD_ON# 32
SUSB 51