Panasonic KX-TDA0290CJ / KX-TDA0290CE (serv.man3) Service Manual / Supplement ▷ View online
17
KX-
T
D
A
02
9
0
CJ
/ KX
-T
/ KX
-T
DA0
2
90
C
E
18
KX-TDA0290CJ / KX-TDA0290CE
19
KX-TDA0290CJ / KX-TDA0290CE
1.7.
TERMINAL GUIDE OF ICS, TRANSISTORS AND DIODES
Change from the Original Service Manual Section 11
20
KX-TDA0290CJ / KX-TDA0290CE
1.8.
SCHEMATIC DIAGRAM
1.8.1.
No.1
Change from the Original Service Manual Section 15.1.
KX-TDA0290CJ/KX-TDA0290CE MAIN BOARD No.1 1/2
(1)
(2)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(19)
(20)
(21)
(22)
(23)
(24)
(25)
(24)
(25)
(26)
(27)
(28)
(29)
(30)
(31)
(32)
(27)
(28)
(29)
(30)
(31)
(32)
(33)
(34)
(36)
(38)
(36)
(38)
(39)
(40)
(41)
(43)
(43)
(45)
(46)
(47)
(48)
(49)
(50)
(51)
(51)
(52)
(53)
(54)
(18)
(35)
(37)
(37)
(42)
(44)
LA[0-21]
LA[18]
LA[17]
LA[16]
LA[15]
LA[14]
LA[13]
LA[12]
LA[11]
LA[10]
LA[9]
LA[8]
LA[7]
LA[6]
LA[5]
LA[4]
LA[3]
LA[2]
LA[1]
LA[20]
LA[19]
A[0-21]
LA[21]
LA[20]
LA[19]
LA[18]
LA[17]
LA[16]
LA[15]
LA[14]
LA[13]
LA[12]
LA[11]
LA[10]
LA[9]
LA[8]
LA[7]
LA[6]
LA[5]
LA[4]
LA[3]
LA[2]
LA[1]
LA[0]
A[4]
A[3]
A[2]
A[1]
A[0]
A[21]
A[20]
A[19]
A[18]
A[17]
A[16]
A[15]
A[14]
A[13]
A[12]
A[11]
A[10]
A[9]
A[8]
A[7]
A[6]
A[5]
RXD
TXD
EXTAL
XTAL
XTAL
nWRM
nLBSM
nRDM
nLBSM
nRDM
nIRQ[6]
nIRQ[7]
nWAIT
nBACK
nBREQ
nBACK
nBREQ
nBREQ
nWAIT
nIRQ[1]
nIRQ[0]
nWAIT
PA[9]
nIRQ[0]
nIRQ[1]
nIRQ[1]
PB[4]
PB[5]
PB[6]
PB[7]
PB[10]
PB[11]
PB[1]
PB[2]
PB[2]
PB[4]
PB[5]
PB[6]
PB[7]
PB[6]
PB[7]
PB[10]
PB[11]
PB[11]
RXD
TXD
TXD
nIRQ[6]
nIRQ[7]
nIRQ[7]
nRST
nIRQ[6]
nIRQ[7]
PB[1]
PB[2]
PB[4]
PB[5]
PB[6]
PB[7]
PB[10]
PB[11]
nIRQ[1]
nCS[0]
PA[9]
PA[1]
nBACK
nCS[0]
nCS[1]
nCS[2]
nCS[3]
nCS[6]
nCS[4]
nCS[1]
nCS[2]
nCS[3]
nCS[6]
nCS[4]
nRD
nWR
nINT_ISDN
nINT_ISDN
nINT_ISDN
PIN69
nLOS
nLOS
nIRQ[1]
nRxMF
nRxMF
nRxMF
RYnBY
RYnBY
LD[15]
LD[14]
LD[13]
LD[12]
LD[11]
LD[10]
LD[9]
LD[8]
LD[7]
LD[6]
LD[5]
LD[4]
LD[3]
LD[2]
LD[0]
A[0]
A[1]
A[2]
A[3]
A[4]
A[5]
A[6]
A[7]
A[8]
A[9]
A[10]
A[11]
A[12]
A[13]
A[14]
A[15]
A[16]
A[17]
A[18]
A[19]
A[20]
A[21]
nCS0
nCS0
nCS1
nCS1
nCS2
nCS2
nCS3
nCS3
nCS6
nCS6
nIRQ[0]
LD[1]
TXD
RXD
CTS
RTS
RTS
PB[4]
PA[1]
nCS4
nCS4
nBREQ
nINT_DSP
nINT_DSP
nINT_DSP
CTS
RTS
PA[9]
PA[1]
CTS
RTS
RTS
nCS[4]
nCS[4]
nCS[6]
nCS[6]
nCS[6]
nCS[1]
nCS[6]
nCS[2]
nCS[3]
nCS[3]
nCS[0]
LA[10]
LD[0-15]
LD[0-15]
PB[5]
PB[6]
PB[7]
nWR
LA[0]
LA[1]
LA[2]
LA[3]
LA[4]
LA[5]
LA[6]
LA[7]
LA[8]
LA[9]
LA[1]
LA[2]
LA[3]
LA[4]
LA[5]
LA[6]
LA[7]
LA[8]
LA[9]
LA[10]
LA[11]
LA[12]
LA[13]
LA[14]
LA[15]
LA[16]
LA[17]
LA[18]
LA[19]
LA[20]
LA[21]
LA[11]
LA[12]
LA[13]
LA[14]
LA[15]
LA[16]
LA[17]
LA[18]
LA[19]
LA[20]
LA[21]
RA168
1
2
3
4
5
6
7
8
RA268
1
2
3
4
5
6
7
8
RA368
1
2
3
4
5
6
7
8
RA468
1
2
3
4
5
6
7
8
R19
68
R14
22
R12
10K
10K
R16 22
R1
10K
R2
10K
R8
10K
RA568
1
2
3
4
5
6
7
8
J5
NC
J6 NC
R3
10K
R4
10K
R18
68
R13
10K
R17 1K
R15
10K
IC23
1
2
J9 NC
R6
22
R9
22
R61
10K
10K
R10
150
IC1
CPU
20
A0
21
A1
22
A2
23
A3
25
A4
26
A5
27
A6
28
A7
29
A8
30
A9
31
A10
33
A11
34
A12
35
A13
36
A14
37
A15
39
A16
40
A17
42
A18
43
A19
44
A20
45
A21
46 CSO
47 CS1/CASH
48 CS2
49 CS3/CASL
47 CS1/CASH
48 CS2
49 CS3/CASL
51 PA0/CS4/TIOCA0
52 PA1/CS5/RAS
52 PA1/CS5/RAS
53 PA2/CS6/TIOCB0
54 PA3/CS7/WAIT
58 PA7/BACK
60 PA8/BREQ
61 PA9/AH/IRQOUT
62 PA10/DPL/TIOCA1
64 PA11/DPH/TIOCB1
65 PA12/IRQ0/DACK0/TCLKA
66 PA13/IRQ1/DREQ0/TCLKB
67 PA14/IRQ2/DACK1
68 PA15/IRQ3/DREQ1
58 PA7/BACK
60 PA8/BREQ
61 PA9/AH/IRQOUT
62 PA10/DPL/TIOCA1
64 PA11/DPH/TIOCB1
65 PA12/IRQ0/DACK0/TCLKA
66 PA13/IRQ1/DREQ0/TCLKB
67 PA14/IRQ2/DACK1
68 PA15/IRQ3/DREQ1
74 NMI
75 WDTOVF
77 MD0
78 MD1
79 MD3
87
PB4/TP4/TIOCA4
89
PB5/TP5/TIOCB4
90
PB6/TP6/TOCXA4/TCLKC
91
PB7/TP7/TOCXB4/TCLKD
93
PB8/TP8/RxD0
94
PB9/TP9/TxD0
95
PB10/TP10/RxD1
96
PB11/TP11/TxD1
97
PB12/TP12/IRQ4/SCK0
98
PB13/TP13/IRQ5/SCK1
99
PB14/TP14/IRQ6
100
PB15/TP15/IRQ7
J10
NC
RA7
68
1
2
3
4
2
3
4
5
6
7
8
RA9
68
1
2
3
4
2
3
4
5
6
7
8
L1
220
L2
220
L3
220
L4
220
L5
220
L6
220
L7
220
L8
220
L9
220
L10
220
L11
220
L12
220
L13
220
L14
220
L15
220
L16
220
L17
220
L18
220
L19
220
L20
220
L21
220
L22
220
L23
220
L24
220
L25
220
L26
220
L27
220
L28
220
L29
220
L30
220
L31
220
L32
220
L33
220
L34
220
L35
220
L36
220
L37
220
L38
220
L47
220
C10
0.1u
R38
NC
R41
NC
R42
NC
R45
NC
J12 NC
IC23
3
4
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
DG
DG
DG
DG
nWR2
nHALT
nINT_ISDN
nINT_DSP
nRxMF
nLOS
IC23
11
10
L48
0
R74
0
R75
10K
R76
10K
+3.3V
nPWRST
R147
22
R146
10K
+3.3V
J17
NC
NC
DG
R11
68
R26
150
L39
220
R25
150
L40
220
R27
100
L43
220
R28
NC
L41
220
C58
22p
DG
R177
150
J49 NC
J50 NC
J51 NC
TP750
TP801
TP724
TP766
TP65
TP70
TP730
TP418
TP800
TP38
TP423
TP805
TP63
TP44
TP51
TP199
TP802
TP4
TP799
TP792
TP19
TP729
TP25
TP739
TP28
TP772
TP759
TP728
TP425
TP785
TP735
TP39
TP758
TP784
TP755
TP57
TP72
TP797
TP743
TP56
TP760
TP5
TP773
TP59
TP12
TP422
TP37
TP22
TP424
TP45
TP787
TP731
TP21
TP780
TP67
TP68
TP790
TP413
TP756
TP804
TP71
TP791
TP786
TP794
TP761
TP745
TP741
TP732
TP61
TP789
TP767
TP412
TP733
TP1
TP426
TP30
TP32
TP24
TP798
TP774
TP779
TP46
TP740
TP764
TP48
TP595
TP803
TP734
TP738
TP41
TP769
TP36
TP776
TP796
TP751
TP590
TP744
TP3
TP47
TP198
TP771
TP50
TP770
TP31
TP749
TP777
TP775
TP778
TP66
TP53
TP737
TP2
TP54
TP55
TP754
TP753
TP393
TP736
TP52
TP27
TP69
TP765
TP727
TP725
TP757
TP34
TP64
TP17
TP26
TP781
TP726
TP40
TP782
TP793
TP746
TP692
TP748
TP42
TP742
TP43
TP11
TP752
TP783
TP762
TP788
TP427
TP693
TP689
TP35
TP33
TP58
TP747
TP763
TP795
TP49
TP62
TP60
TP768
TP417
TP29
IC20
3 CLK
2
D
5
Q
4
SET
1
RESET
6
Q
IC20
11 CLK
12
D
9
Q
10
SET
13
RESET
8
Q
IC30
3 CLK
2
D
5
Q
4
SET
1
RESET
6
Q
FIL15
1
2
3
RA18
1K
1
2
3
4
5
6
7
8
9
10
RA17
1K
1
2
3
4
5
6
7
8
9
10
RA16 10K
1
2
3
4
5
6
7
8
9
10
IC24
13
12
11
IC31
1
2
2
3
IC31
4
5
5
6
IC31
10
9
8
IC31
13
12
12
11
TP416
TXD RXD
CTS RTS
nWR2
TP230
TP227
TP211
TP202
TP233
TP228
TP213
TP214
TP231
TP241
TP201
TP236
TP221
TP203
TP238
TP239
TP200
TP235
TP212
TP240
TP204
TP232
TP258
DG
+3.3V
IC5
1 A15
2 A14
3 A13
4 A12
5 A11
6 A10
7 A9
8 A8
9 NC9
10 NC10
11 WE
12
RESET
13
NC13
14
NC14
15
RY/BY
16 A18
17 A17
18 A7
19 A6
20 A5
21 A4
22 A3
23 A2
24 A1
25 A0
26 CE
27
Vss27
28 OE
29
DQ0
30
DQ8
31
DQ1
32
DQ9
33
DQ2
34
DQ10
35
DQ3
36
DQ11
37
Vcc
38
DQ4
39
DQ12
40
DQ5
41
DQ13
42
DQ6
43
DQ14
44
DQ7
45
DQ15/A_1
46
Vss46
47 BYTE
48 A16
CN3
NC
1
2
3
4
5
6
7
2
3
4
5
6
7
J4
0
L42
NC
3.3V
0
3.3V
Normal: 3.3V
Normal: 0V
0
3.3V
0
3.3V
0
Normal: 3.3V
Normal: 3.3V
Normal: 3.3V
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