Samsung R710 Service Manual page 118

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
P1.5V_AUX
C
0.1nF
R775
C891
150
1%
nostuff
R777
20K
1%
G_DDR
B
MEM1_VREF
A
4
3
VDC P5.0V_AUX P5.0V
R139 R131
715K 10
1%
10
R776
C892
1000nF
1nF
C123
G_DDR
C890
1000nF
G_DDR
P1.5V_AUX
G_DDR
1000nF
C887
C889
1nF
nostuff
R772
10
R851 0
10
R128
1000nF
C886
G_DDR G_DDR
3
DDR3 Power
P3.3V_AUX
R774
10K
1%
VRM3_DDR_PWRGD
R773
10K
1% R132
C893
2.2nF
P5.0V_AUX
U524
G_DDR
SC486IMLTRT
11 7
VTTEN PGD
3
VDDQS
2 1
TON EN_PSV
25V
6
FB
3.3 100nF
8
REF
R798 C924
9 24
COMP BST
10
VTTS
5
VCCA
4 23
VSSA DH
R797
21 15K 1%
ILIM
15 22
VTT_1 LX
14
VTT_2
13 19
VTTIN_1 DL
12 20
VTTIN_2 VDDP
Q536
P5.0V_AUX
17 18
Si4894BDY
PGND_2 PGND_1
16 25
PGND_3 THERM
C923
1000nF
INSTPAR
SHORT507
1nF
C888
nostuff
G_DDR
INSTPAR
SHORT506
2
1K 1%
KBC3_SUSPWR
VDC
C157 C158
C982
C981
68uF 68uF
100nF
1nF
25V 25V
25V
AL AL
5 6 7 8
D1 D2 D3 D4
Q537
G Si4894BDY L7
2.2uH
4
5 6 S1 S2 7 8 S3
1 2 3
D1 D2 D3 D4
EC510 EC511
C843
330uF 330uF
R874 100nF
2.5V 2.5V
G R875
AL AL
10
4
10
S1 S2 S3 1% 1%
1 2 3
nostuff
C1055
1nF
FOR EMI enhancement
P0.75V
C885 C884
10000nF 10000nF
6.3V 6.3V
2
1
D
C
P1.5V_AUX (1.5V) (10A)
(354 ~ 366KHz)
C979
100nF
B
A
SAMSUNG
ELECTRONICS
1
SRP Sheet Number: 76 of 78