Samsung R710 Service Manual page 114

4
SAMSUNG PROPRIETARY
THIS DOCUMENT CONTAINS CONFIDENTIAL
PROPRIETARY INFORMATION THAT IS
SAMSUNG ELECTRONICS CO'S PROPERTY.
DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS
EXCEPT AS AUTHORIZED BY SAMSUNG.
D
C
B
A
4
3
P1.8V
P1.8V VDC P5.0V_AUX
R197
R159 R198 R157
U13
C161 715K
20K 12.1 12.1
SC486IMLTRT
0.1nF 1% 1% 1% 1%
11
VTTEN
3
VDDQS
2
TON
6
FB
8
REF
9
COMP
10
R161 VTTS
5
12.1 VCCA
4
VSSA
R158
C194 C196 15
100K C195
VTT_1
C162 1% 1000nF 1nF 14
1000nF
VTT_2
1000nF
13
VTTIN_1
12
VTTIN_2
17
PGND_2
G_P1.5V G_P1.5V G_P1.5V G_P1.5V G_P1.5V
16
PGND_3
SHORT511
INSTPAR
G_P1.5V
3
P5.0V_AUX
BAT54
R160
D11 nostuff
nostuff
475K
1% R195 0
GCORE3_PWRGD
7 R233 0
PGD VCCP3_PWRGD
R199 10K 1%
1 R196 0
EN_PSV KBC3_PWRON
C197 100nF
nostuff
R200 0 G_P1.5V
24 C198 100nF 25V
BST
23
DH
R201
21 15K 1%
ILIM
22
LX
19
DL
20
VDDP
P5.0V_AUX
18
PGND_1
25
THERM
C199
1000nF
2
VDC
C163 EC513
15uF
100nF
25V
25V
AL
5 6 7 8
D1 D2 D3 D4
Q28
G Si4894BDY L11
4 2.2uH
S1 S2 S3
1 2 3
5 6 7 8
D1 D2 D3 D4 EC23
330uF
R849
Q27 4.7 2.5V
Si4894BDY
G
4
S1 S2 S3
1 2 3 C1038
1nF
nostuff
nostuff
2
1
D
C
P1.8V
AL
B
A
SAMSUNG
ELECTRONICS
1
SRP Sheet Number: 72 of 78