Sony DSR-1800 Service Manual page 423

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RAM_CS
JIG_CS_B
IC205
(1/5)
IC206
(2/5)
TC74VHC32FT(EL)
1
TC74VHC02FT(EL)
3
JIG_CS_A
5
2
4
6
1
2
12
FLASH_CE
13
IC208
(1/4)
TC74VHC27FT(EL)
3
IC205
(4/5)
TC74VHC32FT(EL)
4
6
12
11
FLASH_OE
5
13
IC208
(2/4)
TC74VHC27FT(EL)
IC205
(2/5)
TC74VHC32FT(EL)
4
6
FLASH_WE
5
R223
R224
47
47
9
10
8
JIG_CS_C
IC208
(3/4)
11
TC74VHC27FT(EL)
PLD_CS
RD
WRL
WRH
DSR-1800/P/1600/P
I
J
SSP-24/24A (2/14)
SV_A_BUS
IC214
IC215
CY62256LL-70SNC-T2
CY62256LL-70SNC-T2
+5V
+5V
C214
C215
0.1uF
0.1uF
28
28
A15
10
19
D15
A15
10
19
D7
VCC
VCC
A14
I/O7
A14
I/O7
A14
9
18
D14
A14
9
18
D6
A13
I/O6
A13
I/O6
A13
8
17
D13
A13
8
17
D5
A12
I/O5
A12
I/O5
A12
7
16
D12
A12
7
16
D4
A11
I/O4
A11
I/O4
A11
6
15
D11
A11
6
15
D3
A10
I/O3
A10
I/O3
A10
5
13
D10
A10
5
13
D2
I/O2
I/O2
A9
A9
A9
4
12
D9
A9
4
12
D1
A8
I/O1
A8
I/O1
A8
3
11
D8
A8
3
11
D0
A7
I/O0
A7
I/O0
A7
2
A7
2
A6
A6
A6
1
A6
1
A5
A5
A5
26
A5
26
A4
A4
A4
25
A4
25
A3
A3
A3
24
A3
24
A2
A2
A2
23
A2
23
A1
A1
A1
21
A1
21
A0
A0
20
20
RAM_CS
RAM_CS
CE
CE
RD
22
RD
22
OE
OE
27
27
WRH
WRL
WE
WE
GND
GND
14
14
IC211
MBM29F400BC-70PFTN
+5V
C213
0.1uF
37
A18
17
VCC
45
D15
A17
D15/A-1
A17
48
43
D14
A16
D14
A16
1
41
D13
A15
D13
A15
2
39
D12
A14
D12
A14
3
36
D11
A13
D11
A13
4
34
D10
A12
D10
A12
5
32
D9
A11
D9
A11
6
30
D8
A10
D8
A10
7
44
D7
A9
D7
A9
8
42
D6
A8
D6
A8
18
40
D5
A7
D5
19
38
A7
D4
A6
D4
A6
20
35
D3
A5
D3
A5
21
33
D2
A4
D2
A4
22
31
D1
A3
D1
A3
23
29
D0
A2
D0
A2
24
A1
A1
25
A0
26
FLASH_CE
CE
FLASH_OE
28
OE
11
FLASH_WE
WE
15
RY/BY
12
RESET
47
BYTE
VSS1
VSS2
+5V
27
46
R228
47k
RN-C
+5V
R206
47k
RN-C
R227
47k
RN-C
+3V
R229
47k
RN-C
9
11
SV_WAIT
004
19
IC212
(2/9)
TC74VHCT244AFT(EL)
15-147
K
L
SSP-24/24A (2/14)
SV_C_BUS
SV_C_BUS
004
SV_D_BUS
SV_A_BUS
004
SV_D_BUS1
SV_D_BUS1
004
IC213
TC74VHCT245AFT(EL)
+5V
C203
0.1uF
20
2
VCC
18
D15
D15
A1
B1
D14
3
17
D14
A2
B2
4
16
D13
D13
A3
B3
D12
5
15
D12
A4
B4
D11
6
14
D11
A5
B5
7
13
D10
D10
B6
A6
D9
8
12
D9
A7
B7
9
11
D8
D8
A8
B8
19
PLD_CS
G
RD
1
DIR
GND
10
SV
+5V
CN2
REG_+5V
1
REG_+5V
2
GND
3
GND
4
L-JIG_RESET
5
JIG_RY/BY
6
H-JIG_EXIST
7
L-JIG_EXIST
8
D0
JIG_D0
9
D1
JIG_D1
10
D2
JIG_D2
11
D3
JIG_D3
12
D4
JIG_D4
13
D5
JIG_D5
14
D6
JIG_D6
15
D7
JIG_D7
16
D8
JIG_D8
17
D9
JIG_D9
18
D10
JIG_D10
19
D11
JIG_D11
20
D12
JIG_D12
21
D13
JIG_D13
22
D14
JIG_D14
23
D15
JIG_D15
24
A0
JIG_A0
25
A1
JIG_A1
26
A2
JIG_A2
27
A3
JIG_A3
28
A4
JIG_A4
29
A5
JIG_A5
30
A6
JIG_A6
31
A7
JIG_A7
32
A8
JIG_A8
33
A9
JIG_A9
34
A10
JIG_A10
35
A11
JIG_A11
36
A12
JIG_A12
37
A13
JIG_A13
38
A14
JIG_A14
39
A15
JIG_A15
40
A16
JIG_A16
41
A17
JIG_A17
42
A18
JIG_A18
43
A19
JIG_A19
44
JIG_CS_A
JIG_CS_A
45
JIG_CS_B
JIG_CS_B
46
JIG_CS_C
JIG_CS_C
47
WRL
47
R233
JIG_WRL
48
47
R234
WRH
JIG_WRH
49
47
R235
RD
JIG_RD
50
51
52
15-147
M
N
IC205
(5/5)
IC212
(9/9)
TC74VHC32FT(EL)
TC74VHCT244AFT(EL)
+5V
+5V
VCC
VCC
C220
C225
0.1uF
0.1uF
GND
GND
IC201
(7/7)
IC206
(5/5)
TC74VHCT04AFT(EL)
TC74VHC02FT(EL)
+5V
+5V
9
8
VCC
VCC
C217
C221
10
0.1uF
0.1uF
GND
GND
IC205
(3/5)
TC74VHC32FT(EL)
IC207
(4/4)
IC207
(3/4)
TC74VHC10FT(EL)
TC74VHC10FT(EL)
IC201
(5/7)
+5V
TC74VHCT04AFT(EL)
11
10
9
10
8
VCC
11
C222
0.1uF
GND
IC203
(4/4)
IC208
(4/4)
TC74VHC27FT(EL)
TC74VHC27FT(EL)
+5V
+5V
1
3
2
VCC
VCC
IC204
(1/5)
C219
C223
0.1uF
0.1uF
TC74VHC08FT(EL)
GND
GND
IC204
(5/5)
IC209
(4/4)
TC74VHC08FT(EL)
TC74VHC11FT(EL)
+5V
+5V
IC209
(1/4)
TC74VHC11FT(EL)
1
VCC
VCC
C218
C224
2
12
0.1uF
0.1uF
GND
GND
13
System/servo/digital process
SSP-24/24A (2/14)
BOARD NO. 1-679-116-12
LOT NO. 064-
DSR-1800_SSP-24_012_2
O
P
1
2
3
4
5

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