Technics SX-PX554 Service Manual page 44

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+5D
R9
100
C4
50V1
1 RESET
R30 C20
10K 0.22
L34
0
A B C
+5D
1
2 P70/PG00
3 P71/PG01
4 P72/PG02 P61/CS1
5 P73/PG03 P62/CS2
A 6 P74/PG10 P63/CAS
B 7 P75/PG11 P64/RAS
C 8 P76/PG12 P65/REFOUT
D 9 P77/PG13
10 NM1
A 11 P80/TXD0
B 12 P81/RXD0
IC1
C 13 P82/CTSD/SCLK0
TMP95C061BF
A 14 P83/TXD1
(16BIT MICROCOMPUTER)
B 15 P84/RXD1
16 P85/SCLK1
17 AGND
18
VREF
19 VCC
C 20 P90/AN0
D 21 P91/AN1
E 22 P92/AN2
23
P93/AN3
24 AM8/16
25 CLK
R32
100
X1
QSXG2F2400A
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09/08/2012
Q1
R75
+15V
2SB709ARTX
R113
+5D
R2
R114
4.7K
R3
10K
A B C
A B C D E F G H I J K L
A12 75
A13 74
A14 73
A15 72
P20/A16 71
P21/A17 70
P22/A18 69
P23/A19 68
P24/A20 67
P25/A21 66
P26/A22 65
P27/A23 64
VCC 63
GND 62
GND 61
P17/D15 60
P16/D14 59
P15/D13 58
P14/D12 57
P13/D11 56
P12/D10 55
P11/D9 54
P10/D8 53
D7 52
D6 51
A B C D E F
+5D
D12
R39 2.2K
+15V
R40 2.2K
R41 2.2K
C28
R42 2.2K
16V47
Q6
2SD601AQTX
470
+5A
470
R76
1K
470
D15
MA8056MTX
Z4
100x4
M
N
O
P
Q
R
S
T
Z5
100x4
P
O
N
M
L
K
J
I
H
G
D13
D14
+5B
R43
100
C30
0.1
C29
5.5V1F
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