Sony SRX-R320 Service Manual page 237

DC-DC Converter
+5V_D
Cyclone3 VccINT
+1.2V Max 2A
C1900
C1902 C1903 +1.2V_BLUE
10uF 1uF 0.1uF
10V
16V 10V
3216
1608
VID voltage select settings
GND
VS2
+5V_D
0
0
POK VS0 0
IC1900
17 12
C1901
EN5322QI
ENABLE VS1 VID 0
0.1uF
18 11
10V
PVIN:1 VS2 1
19 10
PVIN:2 PGND:4 C1906 1
20 9 C1904 22uF
GND NC[SW]:2 PGND:3 0.1uF 6.3V 1
21 8 10V 3216
NC[SW]:3 VOUT:4 1
22 7
C1907
NC[SW]:4 VOUT:3
22uF
23 6
6.3V
NC[SW]:5 VOUT:2
24 5 3216
EPAD
25 C1905
22uF
GND
6.3V
3216
GND
SRX-R320
A B
VS1 VS0 Vout
0 0 3.3V
0 1 2.5V
1 0 1.8V
1 1 1.5V
0 0 1.25V
0 1 1.2V
1 0 0.8V
1 1 User Selectable
IccD (+1.2V)
max 30mA
+2.5V_PLL
FB1900
1000ohm@100MHz
max 200mA
IccA (+2.5V)
max 70mA
C
LPD-2 (19/28) LPD-2 (19/28)
SUFFIX: -12 SUFFIX: -12
+1.2V_BLUE +2.5V +3.3V
K9 B1
VCCINT1 VCCIO1_1
C1913 0.1uF
K11 H1
VCCINT2 VCCIO1_2
C1914 0.01uF
K17 K5
VCCINT3 VCCIO1_3
C1915 0.1uF
K19 K8
VCCINT4 VCCIO1_4
C1916 0.01uF
L10 N1
VCCINT5 VCCIO1_5
C1917 0.1uF
L12 N5
VCCINT6 VCCIO1_6
C1918 0.01uF L14
VCCINT7
C1919 0.1uF
L16
VCCINT8
C1920 0.01uF
L18
VCCINT9
C1921 0.1uF
M11 T1
VCCINT10 VCCIO2_1
C1922 0.01uF
M13 T5
VCCINT11 VCCIO2_2
C1923 0.1uF
M15 W5
VCCINT12 VCCIO2_3
C1924 0.01uF
M17 W7
VCCINT13 VCCIO2_4
C1925 0.1uF
M19 AA1
VCCINT14 VCCIO2_5
C1926 0.01uF
N10 AG1
VCCINT15 VCCIO2_6
C1927 0.1uF
N12
VCCINT16
C1928 0.01uF
N14
VCCINT17
C1929 0.1uF
N16
VCCINT18
C1930 0.01uF
N18 AA11
VCCINT19 VCCIO3_1
C1931 0.1uF
N20 AB10
VCCINT20 VCCIO3_2
C1932 0.01uF
P9 AD6
VCCINT21 VCCIO3_3
C1933 0.1uF
P11 AD9
VCCINT22 VCCIO3_4
C1934 0.01uF
P13 AD13
VCCINT23 VCCIO3_5
P15 AH2
GND
VCCINT24 VCCIO3_6
P17 AH5
VCCINT25 VCCIO3_7
P19 AH9
VCCINT26 VCCIO3_8
R10 AH13
VCCINT27 VCCIO3_9
R12
VCCINT28
R14
VCCINT29
R16
VCCINT30
R18 Y16
VCCINT31 VCCIO4_1
R20 AA18
VCCINT32 VCCIO4_2
T11 AD16
VCCINT33 VCCIO4_3
T13 AD20
VCCINT34 VCCIO4_4
T15 AD23
VCCINT35 VCCIO4_5
T17 AH16
VCCINT36 VCCIO4_6
T19 AH20
VCCINT37 VCCIO4_7
U10 AH24
VCCINT38 VCCIO4_8
U12 AH27
VCCINT39 VCCIO4_9
U14
VCCINT40
U16
VCCINT41
U18
VCCINT42
V11 T24
VCCINT43 VCCIO5_1
V13 T28
VCCINT44 VCCIO5_2
V15 U21
VCCINT45 VCCIO5_3
V17 W24
VCCINT46 VCCIO5_4
V19 AA28
VCCINT47 VCCIO5_5
W12 AG28
VCCINT48 VCCIO5_6
W14
VCCINT49
W18
VCCINT50
B28
VCCIO6_1
H28
VCCIO6_2
K24
C1935 0.1uF VCCIO6_3
Y9 L21
VCCD_PLL1 VCCIO6_4
N24
C1936 0.1uF VCCIO6_5
J20 N28
VCCD_PLL2 VCCIO6_6
C1937 0.1uF
J9
VCCD_PLL3
C1938 0.1uF
Y20 A16
VCCD_PLL4 VCCIO7_1
GND
A20
VCCIO7_2
A24
VCCIO7_3
C1908 A27
VCCIO7_4
1uF
E16
6.3V
VCCIO7_5
1005
Y8 E20
VCCA1 VCCIO7_6
E23
VCCIO7_7
C1939
C1909
H18
0.01uF
0.1uF
VCCIO7_8
AA9 J15
GNDA1 VCCIO7_9
J21
GND
VCCA2
C1910 C1940
0.01uF
0.1uF
H20 A2
GNDA2 VCCIO8_1
J8 A5
VCCA3 VCCIO8_2
A9
C1941 VCCIO8_3
C1911
A13
0.01uF
0.1uF
VCCIO8_4
H9 E6
GNDA3 VCCIO8_5
Y21 E9
VCCA4 VCCIO8_6
E13
VCCIO8_7
C1942
C1912
H11
0.01uF
0.1uF
VCCIO8_8
AA20 J13
GNDA4 VCCIO8_9
GND
IC1600 (10/11)
EP3C40F780C6N
C-37 C-37
D E
VCCIO
C1943 0.1uF
C1944 0.1uF Bank1
C1945 0.1uF
+3.3V LVTTL
C1946 0.1uF
C1947 0.1uF
C1948 0.1uF
Bank2
C1949 0.1uF
C1950 0.1uF +2.5V LVDS
C1951 0.1uF
C1952 0.1uF
C1953 0.1uF
C1954 0.1uF
C1955 0.1uF Bank3
C1956 0.1uF
+2.5V LVDS
C1957 0.1uF
C1958 0.1uF
C1959 0.1uF
Bank4
C1960 0.1uF
C1961 0.1uF +3.3V LVTTL
C1962 0.1uF
C1963 0.1uF
Bank5
C1964 0.1uF
C1965 0.1uF +3.3V LVTTL
C1966 0.1uF
C1967 0.1uF
C1968 0.1uF
Bank6
C1969 0.1uF
C1970 0.1uF +3.3V LVTTL
C1971 0.1uF
C1972 0.1uF
C1973 0.1uF
C1974 0.1uF
C1975 0.1uF Bank7
C1976 0.1uF
+3.3V LVTTL
C1977 0.1uF
C1978 0.1uF
C1979 0.1uF
C1980 0.1uF Bank8
C1981 0.1uF
+3.3V LVTTL
C1982 0.1uF
GND
F G
1
B2 P20
GND1 GND56
B5 R9
GND2 GND57
B9 R11
GND3 GND58
B13 R13
GND4 GND59
B16 R15
GND5 GND60
B20 R17
GND6 GND61
B24 R19
GND7 GND62
B27 T2
GND8 GND63
C1 T6
GND9 GND64
2
C28 T10
GND10 GND65
F6 T12
GND11 GND66
F9 T14
GND12 GND67
F13 T16
GND13 GND68
F16 T18
GND14 GND69
F20 T20
GND15 GND70
F23 T23
GND16 GND71
H2 T27
GND17 GND72
H27 U9
GND18 GND73
J11 U11
GND19 GND74
J18 U13
GND20 GND75
K6 U15
GND21 GND76
K10 U17
GND22 GND77
K12 U19
GND23 GND78
K14 V10
GND24 GND79
K16 V12
GND25 GND80
K18 V14
GND26 GND81
K20 V16
GND27 GND82
K23 V18
GND28 GND83 3
L9 W6
GND29 GND84
L11 W11
GND30 GND85
L13 W13
GND31 GND86
L15 W15
GND32 GND87
L17 W17
GND33 GND88
L19 W19
GND34 GND89
M10 W23
GND35 GND90
M12 Y11
GND36 GND91
M14 Y18
GND37 GND92
M16 AA2
GND38 GND93
M18 AA27
GND39 GND94
M20 AC6
GND40 GND95
N2 AC9
GND41 GND96
N6 AC13
GND42 GND97
N9 AC16
GND43 GND98
N11 AC20
GND44 GND99
N13 AC23
GND45 GND100
N15 AF1
GND46 GND101
N17 AF28
4
GND47 GND102
N19 AG2
GND48 GND103
N23 AG5
GND49 GND104
N27 AG9
GND50 GND105
P10 AG13
GND51 GND106
P12 AG16
GND52 GND107
P14 AG20
GND53 GND108
P16 AG24
GND54 GND109
P18 AG27
GND55 GND110
GND GND
IC1600 (11/11)
EP3C40F780C6N
5
LPD-2 (19/28)
BOARD NO. 1-873-516-12
H