Kenwood DPX502 Service Manual page 29

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Z
3.3V
26
26
3.3V
3.3V
0V
0V
32
VSSIO
31
TA12
CP706 33
30
TA11
A11
29
3.3V
TA10
A10
0V
28
TA9
A9
27
TA8
A8
26
TA7
26
25
0V
VSSI
24
1.8V
VDDI
CP707 33
C758
A7
0.01
23
TA6
A6
22
TA5
A5
21
TA4
A4
3.3V
CP708 33
0V
20
TA3
A3
19
TA2
A2
18
TA1
A1
17
TA0
A0
16
3.3V
VDDIO
CP709 100
C759
15
0.01
TD15
D15
14
TD14
D14
13
TD13
D13
12
3.3V
TD12
D12
0V
CP710 100
11
TD11
D11
10
TD10
D10
9
TD9
D9
C760
D8
0.01
8
0V
VSSI
7
VDDI
1.8V
6
TD8
CP711 100
5
3.3V
TD7
D7
4
0V
TD6
D6
3
TD5
D5
2
TD4
D4
1
VSSIO
0V
27
3.3V
0V
27
1.8V
3.3V
IC1
: BD9781HFP
IC2
: M5237ML-CF0J
IC100 : S-80836CNNB-J
IC101 : BR24L04FV-W
IC102 : 30624MWPB60GP
IC103 : 74HC2G02DP
IC200 : MIC2026-1YM
IC300 : E-TDA7415CB
IC400 : E-TDA7850A
IC500 : LC72725KV
IC700 : PCM1754DB
IC702 : 341S2094
IC703 : AK4117
IC704 : NJM2100V-ZB
AA
26
IC714
0V
28
VSS1
29
A4
A4
30
A5
A5
31
A6
A6
32
A7
A7
33
A8
A8
34
A9
A9
35
A11
A11
36
NC36
37
CKE
CKE
R960 22
38
CLK
CLK
R961
39
UDQM
UDQM
40
47
NC40
0V
41
VSS2
42
CP712
C761
DQ8
10
3.3V
43
D8
VDDQ3
0.01
44
D9
DQ9
45
D10
DQ10
D11
0V
46
VSSQ3
47
DQ11
48
DQ12
C762
CP713
10
3.3V
49
D12
VDDQ4
0.01
50
D13
DQ13
51
D14
DQ14
0V
52
D15
VSSQ4
53
DQ15
0V
54
VSS3
D0-D7
27
26
3.3V
0V
IC715
25
A0
A0
26
CS
CE
0V
27
GND1
28
OE
OE
27
CP714 10
29
D0
Q0
30
D8
Q8
31
D1
Q1
32
D9
Q9
CP715 10
33
D2
Q2
34
D10
Q10
35
D3
Q3
C763
36
D11
Q11
0.1
37
VCC
3.3V
CP716 10
38
D4
Q4
39
D12
Q12
40
D5
Q5
41
D13
Q13
CP717 10
42
D6
Q6
43
D14
Q14
44
D7
Q7
45
D15
Q15
46
GND2
47
BYTE
3.3V
48
A16
3.3V
0V
SIGNAL LINE
GND LINE
B LINE
IC705
: TAR5S50-F
Q1,3,5,8,10
IC708
: SI-3033KMS
Q2,6,11,601,606
IC709,710 : TC7WT126FU-F
Q4,7,9,12,51,57,59 : 2SC4081
IC711
: TCC760
Q13,54
IC712
: TC74LVX08F-F
Q14,16-18,501
IC714
: IC42S164007TIG
Q15
IC715
: A29L80AUV4X9F
Q50,53,706
IC716
: R1114N181B-TR
Q52
Q56,58
Q60
Q500
Q600,602,605,607 : DTC143TUA
Q704
AB
26
3.3V
SD RAM
C764
0.01
27
3.3V
VDD3
26
A3
A3
25
A2
A2
24
3.3V
A1
A1
0V
23
A0
A0
22
A10
A10
21
BA1
A14
20
BA0
A13
3.3V
19
CS
SDCS
0V
18
RAS
A16
17
3.3V
CAS
A15
0V
16
WE
WE
15
R962
C765
LDQM
LDQM
47
0.01
14
3.3V
3.3V
VDD2
0V
13
CP718
DQ7
12
0V
10
VSSQ2
D7
11
DQ6
D6
10
DQ5
D5
C766
D4
0.01
9
3.3V
VDDQ2
8
DQ4
7
CP719
DQ3
6
0V
10
VSSQ1
D3
5
C767
DQ2
D2
4
DQ1
D1
0.01
3
3.3V
VDDQ1
D0
C768
2
DQ0
0.01
1
3.3V
VDD1
NOR FLASH ROM
24
A1
3.3V
23
0V
A2
22
A3
21
A4
3.3V
20
A5
0V
19
A6
18
A7
17
A17
16
3.3V
A18
0V
15
RY/BY
14
NC14
13
NC13
3.3V
12
0V
RESET
3.3V
11
0V
WE
10
NC10
9
NC9
8
A8
7
A9
3.3V
6
0V
A10
5
A11
4
A12
3
A13
2
A14
0V
1
A15
DPX502/502U/502UY, DPX-MP5100U (1/2)
D1
: S2V60-5009F46
D2
: RB160L-40
D3
: UDZS5.6B
D5
: UDZS8.2B
D6
: UDZS20B
D7
: UDZS12B
: 2SB1565
D9
: RB081L-20
: RT1P241M
D50,51,59-61
: D1F60-5063
: 2SA1576A
D52
: UDZS6.2B
: RT1N241M
D53,55
: UDZS6.8B
: 2SA1603A
D57,304-306,408,
: RT1N144M
602,607,700
: RT1P141M
: MC2846
: 2SB1188(Q,R)
D58
: 02DZ4.7F-Y
: RT1N441M
D213,611-616
: 2SB1689
: 02DZ6.2F-Y
D219,220 : IMSA-6802-E
: RT1P144M
D608-610,619-621
: 02DZ6.8F-Y
AC
DPX502/502U/502UY
DPX-MP5100U
26
26
A1
A2
A3
A4
A5
A6
A7
A17
A18
WE
26
A8
A9
A10
A11
A12
CAUTION : For continued
A13
safety, re place safe ty critical
A14
A15
com po nents only with manu-
facturer's rec om mend ed parts
(refer to parts list).
Indicates safety critical com-
po nents. To reduce the risk of
electric shock, leakage-cur rent
or re sis tance mea sure ments
shall be carried out (ex posed
parts are ac cept ably in su lat ed
from the supply cir cuit) be fore
the ap pli ance is returned to
the customer.
• DC voltages are as mea-
sured with a high imped-
ance volt me ter. Val ues may
vary slight ly due to vari a -
tions between in di vid u al
in stru ments or/and units.
X34-560x-xx (6/6)
AD
1
2
3
4
5
6
7
29

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