Sony KDE-37 Service Manual page 49

1 3
2
A
TO(4/6) D{7:0}
TO(4/6) A{21:0}
IC4801
RB4804 MBM29DL32TF70TN-WE1
A17 22 A17_F A17_F FLASH MEMORY
A16 A16_F A16_F
A15
A15 A15_F A15_F
A14
A14 A14_F A14_F
A13
A13 A13_F A13_F
A12 DQ15/A-1
RB4805
A12 22 A12_F A12_F
B
A11
A11 A11_F A11_F
A10
A10 A10_F A10_F
A9
RB4806
A9 22 A9_F A9_F
A8
A8 A8_F A8_F
A19
A7 A7_F A7_F
A20
A6 A6_F A6_F
WE
TO(4/6)WE
RESET
R4832
22
NC
1/16W R4807
R4838
CHIP 10k
0
1/16W WP/ACC
CHIP CHIP
R4808
10k RY/BY
1/16W RB4808
22
CHIP A18
A20 A20_F A20_F
A21 A21_F A21_F A17
C
A19 A19_F A19_F A7
A18 A18_F A18_F A6
A5
RB4809
A5 A5_F A5_F
22
A4
A4 A4_F A4_F
A3
A3 A3_F A3_F
A2
A2 A2_F A2_F
A1
TO(4/6)
DDRIF
D
R4802
22
1/16W
CHIP
MCLK1
TO(4/6)
E MCLK1B
R4803
22
1/16W
CHIP
TO(4/6) DDR_CKE
R4850
0
CHIP
R4804
22
1/16W
CHIP
MCLK0
M11 CK
TO(4/6)
MCLK0B M12 CK
R4805
F
22
MCASB N12 CKE
1/16W
RB4800
CHIP
MCSB0 22
N2 CS
TO(4/6)
MRASB M2 RAS
MWEB L2 CAS
L3 WE
B2 DQS0
H13 DQS1
H2 DQS2
R4800
22 B13 DQS3
1/16W
DDR_BA0 DDR_BA0
MMBA0 CHIP N4 BA0
DDR_BA1 DDR_BA1
R4801
MMBA1 M5 BA1
22
1/16W DDR_A0 DDR_A0
CHIP
MMA0 N5 A0
RB4801 DDR_A1 DDR_A1
G N6 A1
MMA1 22
DDR_A2 DDR_A2
MMA3 M6 A2
DDR_A3 DDR_A3
MMA2 N7 A3
RB4802 DDR_A4 DDR_A4
N8 A4
MMA4 22
DDR_A5 DDR_A5
MMA5 M9 A5
DDR_A6 DDR_A6
MMA6 N9 A6
DDR_A7 DDR_A7
MMA7 N10 A7
RB4803 DDR_A8 DDR_A8
MMA8 N11 A8/AP
22
DDR_A9 DDR_A9
MMA9 M8 A9
DDR_A10 DDR_A10
MMA10 L6 A10
DDR_A11 DDR_A11
M7 A11
MMA11
C4 NC
C11 NC
H
H4 NC
H11 NC
L12 NC
L13 NC
M3 NC
M4 NC
N3 NC
L9 RFU1
M10 RFU2
I
RB4807
22
MDQS0
1 3
J
2 4
K
4 5 6
FB4800
0uH
A16
BYTE
R4811
0
VSS
R4812
A0 CHIP
R4809 1k
22 1/16W
CHIP
1/16W
DQ7 CHIP R4813
1k
DQ14 1/16W
CHIP
R4814
DQ6 RB4813 1k
22
1/16W
D7
CHIP
DQ13 C4805 C4807 C4809 C4810 C4812 C4813 C4818 C4820
D6 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
10V 10V 10V 10V 10V 10V 10V 10V
DQ5
D5
DQ12
R4815
D4 1k
DQ4 1/16W
CHIP
VCC R4816
1k
DQ11 1/16W
CHIP
DQ3
R4817
1k
1/16W
DQ10
RB4814 CHIP
C4819
22
DQ2 R4818 5p
D3
1k C4815 16V
1/16W 5p
DQ9 D2 16V
CHIP C4816
5p
16V
DQ1 D1
C4817
5p
DQ8 D0
R4834 16V
22
DQ0 1/16W
CHIP
OE OE
R4839 R4833
22
0
VSS 1/16W
CHIP CHIP
CE CS1
R4840
A1
0
A0
CHIP
R4810 R4845
C4800 22
22
0.1 CS0 1/16W JL4803
1/16W
10V CHIP CHIP
R4846
22
JL4804
TO(4/6) REFCLKIN 1/16W
CHIP
R4844
100
TESTMODE2 1/16W JL4805
C4821
CHIP
C4801 C4802 C4803 C4804 C4806 C4808 C4811
0.01 0.01 0.01 0.01 0.01 0.01 0.01
25V
25V 25V 25V 25V 25V 25V
DDR_2.5V
M13 MCL
N13 VREF
J9 VSS_THERMAL
J8 VSS_THERMAL
J7 VSS_THERMAL
J6 VSS_THERMAL
H9 VSS_THERMAL
H8 VSS_THERMAL
H7 VSS_THERMAL
H6 VSS_THERMAL
G9 VSS_THERMAL
G8 VSS_THERMAL
G7 VSS_THERMAL
G6 VSS_THERMAL
F9 VSS_THERMAL
F8 VSS_THERMAL
F7 VSS_THERMAL
IC4800 F6 VSS_THERMAL
HY5DU283222AFP-36
SD RAM
L10 VSS
L5 VSS
K9 VSS
K8 VSS
K7 VSS
K6 VSS
E10 VSS
E8 VSS
E7 VSS
E5 VSS
L11 VDD
L8 VDD
L7 VDD
L4 VDD
E11 VDD
E4 VDD
D8 VDD
D7 VDD
5 7 7 5 3 1 1 3 5 7 7 5 3 1 1 3 5 7 1 3 5 7 7 5 3 1 7 5 3 1 7 5 3 1
6 8 8 6 4 2 2 4 6 8 8 6 4 2 2 4 6 8 2 4 6 8 8 6 4 2 8 6 4 2 8 6 4 2
7 8 9
3.3V
R4837
0
C4835 C4836 C4837
CHIP
0.1 0.1 0.1
10V
10V 10V
1 3 5 7 1 3 5 7 1 3 5 7
2 4 6 8 2 4 6 8 2 4 6 8 C4838 C4839
10
16V
RB4822 RB4823 RB4826 RB4829 RB4835 RB4838
RB4821 RB4827 RB4832 47
47 47 47 47 47 47 47 47
1 3 5 7 7 5 3 1 1 3 5 7 7 5 3 1 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3
2 4 6 8 8 6 4 2 2 4 6 8 8 6 4 2 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4
RB4825
RB4837
47
47
1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5
2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6
C4822 C4826 C4828 C4832 C4833
0.1 0.1 0.1 0.1 0.1 0.1
10V 10V 10V 10V 10V 10V
R4819
0
CHIP FB4802
0uH
M11 CK
M12 CK
C4827
1 N12 CKE
50V
N2 CS
M2 RAS
L2 CAS
L3 WE
B2 DQS0
H13 DQS1
H2 DQS2
B13 DQS3
DDR_BA0
N4 BA0
DDR_BA1
M5 BA1
DDR_A0
N5 A0
2.5V DDR_A1
N6 A1
DDR_A2
M6 A2
DDR_A3
N7 A3
DDR_A4
N8 A4
DDR_A5
SD RAM
M9 A5
DDR_A6
N9 A6
DDR_A7
N10 A7
DDR_A8
N11 A8/AP
DDR_A9
M8 A9
DDR_A10
L6 A10
DDR_A11
M7 A11
C4 NC
C11 NC
DDR_2.5V
C4823 H4 NC
0.01
25V
H11 NC
C4824 C4829 L12 NC
0.01 0.01
25V 25V
L13 NC
M3 NC
M4 NC
N3 NC
C4830
0.01
C4825 L9 RFU1
0.01 25V
25V
M10 RFU2
C4831
0.01
25V
RB4836
22
MDQS4
RB4839
10
11 12
1.25V
C4879 C4880 C4881 C4882
10 10
0.01 10 10
6.3V 6.3V 6.3V 6.3V
25V
C4844 C4850 C4852 C4854 C4855
RB4844 0.1 0.1 0.1 0.1 0.1
RB4840 RB4841 47 RB4846 RB4849 RB4851 RB4852
47 47 47 10V 10V 10V 10V 10V
47 47 47
5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7
6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8
C4846
5p
16V C4847
5p
16V
C4848
5p
16V
C4849
5p
16V
RB4845
47
C4840
7 1 3 5 7 0.1
10V
B
1005
R4820 R4821 R4822 R4823
47
47 47 47
1/16W 1/16W 1/16W 1/16W
8 2 4 6 8
CHIP CHIP CHIP CHIP
1.25V
C4851
C4841 C4842 C4843 C4845 C4853 C4856
0.01 0.01 0.01 0.01 0.01 0.01 0.01
25V 25V 25V 25V 25V 25V 25V
B B B B B B B
1005 1005 1005 1005 1005 1005 1005
M13 MCL
N13 VREF
J9 VSS_THERMAL
J8 VSS_THERMAL
J7 VSS_THERMAL
J6 VSS_THERMAL
H9 VSS_THERMAL
H8 VSS_THERMAL
H7 VSS_THERMAL
H6 VSS_THERMAL
G9 VSS_THERMAL
G8 VSS_THERMAL
G7 VSS_THERMAL
G6 VSS_THERMAL
F9 VSS_THERMAL
F8 VSS_THERMAL
F7 VSS_THERMAL
IC4802 F6 VSS_THERMAL
HY5DU283222AFP-36
L10 VSS
L5 VSS
K9 VSS
K8 VSS
K7 VSS
K6 VSS
E10 VSS
E8 VSS
E7 VSS
E5 VSS
L11 VDD
L8 VDD
L7 VDD
L4 VDD
E11 VDD
E4 VDD
D8 VDD
D7 VDD
1 3 5 7 7 5 3 1 1 3 5 7 7 5 3 1 1 3 5 7 1 3 5 7 7 5 3 1 7 5 3 1 7 5 3 1
22
8 6 4 2 2 4 6 8 8 6 4 2 2 4 6 8 2 4 6 8 8 6 4 2 8 6 4 2 8 6 4 2
2 4 6 8
15
13 14
TO(1/6)
3.3V
TO(1/6)
1.25V
TO(1/6) IC4803
MAX1809EEE+TG068
2.5V
MEMORY TERMINATION
C4874
10
6.3V
R4831
0
FB4808 FB4809
0uH 0uH CHIP
SHDN LX
L4800
TO(4/6) 4.7uH
IN PGND
MREF1.25V VREF1.25V C4878
220
4V
LX LX
C4871 R4827 C4875
0.1 10k 0.01
IN PGND
10V 1/16W 25V
RN-CP
SS VCC
C4857 C4858 C4860 EXTREF GND
0.1 0.1 0.1 C4877
C4872 R4830
10V 10V 10V R4825 R4826 R4828 1
0.1 10k 68k TOFF REF
22 22 10V
1/16W 10V 1/16W 1/16W
1/16W CHIP
CHIP RN-CP FB GND
CHIP
C4869 C4870
0.1 0.1
10V R4829
10V
10
1/16W
CHIP
C4876
C4873
22 0.01
25V
6.3V
DDR_2.5V
R4824
0
CHIP FB4806
0uH
C4864
1
50V
2.5V
DDR_2.5V DDR_2.5V TO(4/6)
C4861
0.01
25V
C4862 C4865
0.01 0.01
25V 25V
C4866
0.01
C4863
0.01 25V
25V
C4867
0.01
25V
DIC3(5/6)
(SD RAM)
B-SS12324<UC.>-DIC3-P5
KDE-37XS955/42XS955 (UC) 3-31