Technics SL-DZ1200PP Service Manual page 53

SL-DZ1200PP / SL-DZ1200EB / SL-DZ1200EG / SL-DZ1200EP / SL-DZ1200GN
SCHEMATIC DIAGRAM-8
B
MAIN CIRCUIT
A I B J
R141
0
48 47 46 45 44 43 42
IC38
C3FBMD000180
16M FLASH ROM
1 2 3 4 5 6 7
F E D C B A Z Y
P O N M L K J I
R139
10
86 85 84 83 82 81 80 79 78 77 76 75 74 73
IC36
C3ABPJ000048
64M SDRAM
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
A B C D E F G H
49 50
:POSITIVE VOLTAGE LINE
C K D L E M F N G O H P C A
41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25
8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
X b M J W V U T S R Q P
O S W J I H G F E D Q f e d g b a Z Y
72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44
N V U T R M L K A B C P
Q R S T U V W X
51 52 53
D
3.5V
3.5V
3.5V
3.5V
3.5V
R64 10K
1.3V
D
3.4V
E
3.4V
E
(3.4V)1.4V
C
3.5V
D
(0V)2.7V
B
(0V)0.4V
(0V)2.7VV
K G H W V U
54 55 56
52
Z58
10K
R128
100
R129
100
Z57
10K
Z59
100
R103
100
R110
100
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
49 SD1DAT1 ACYALID 32
50 SD1DAT0 ACDATA 31
51 SD1CD ACCLK 30
52 SD1WP ACREQ 29
53 TESTMODE CCLKEN 28
3.4V
54 MINTESTY MNIRQ3 27
IC17 3.4V
55 XSTANDBY MNIRQ2 26
MN5772AA 3.4V
56 Vss MNIRQ 25
SD CARD I/ F 0V
57 MCLK XMNDK 24
1.2V(3V)
58 XRST MND0 23
1.3V(3V)
59 XMNCS MND1 22
0.9V(3V)
60 XMNRE MND2 21
3.5V
61 XMNWE V DD 20
62 MNA7 Vss 19
1.5V(3V)
63 18
MNA6 MND3
1.7V(3V)
64 MNA5 MND4 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
3.8V
0V
T S R Q A B C D E F G H I J K
Q4
B1GBCFQQ0005
SWITCHING
SL-DZ1200(PP,EB,EG,EP,GN) MAIN CIRCUIT DIAGRAM
57 58 59
CN4
1
2
3
4
5
6 SD CARD
7 CONNECTOR
8
9
10
11
12
C108
0.1
C119
0.1
C120
0.1
C121
0.1
C
B
A
P
O
N
M
L
60