KX-NCP1188XJ - Panasonic PBX Service Manual (repair manual). Page 27

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27
     KX-NCP1188XJ
3.3V
0
3.3V
12.288MHz
0
3.3V
0
3.3V
0
KX-NCP1188XJ MAIN BOARD No.1
TP92
TP95
TP93
TP102
TP108
C6
0.1u
IC20
14
7
R22
NC
R24
22
R21
100
FIL3
SP706
1
2
3
TP90
TP120
X1
12.288MHz
1
2
3
J7
NC
J8
NC
C11
27p
C12
27p
C7
NC
R23
NC
TP101
C21
0.1u
R31
10K
R32
10K
R33
10K
TP111
TP113
TP114
R20
10K
CLK0
IC23
14
7
IC24
14
7
C22
0.1u
IC1
CPU
AD0
1
AD1
2
AD2
3
Vss 4
AD3
5
AD4
6
AD5
7
AD6
8
AD7
9
AD8
10
AD9
11
AD10
12
Vcc 13
AD11
14
Vss 15
AD12
16
AD13
17
AD14
18
AD15
19
Vss 24
Vss 32
Vcc 38
Vss 41
Vss 50
PA4/WRL(WR) 55
PA5/WRH(LBS) 56
PA6/RD 57
Vss 59
Vcc 63
CK
69
Vss 70
EXTAL 71
XTAL 72
Vcc 73
RES
76
Vcc 80
Vss 81
Vss 82
PB0/TP0/TIOCA2
83
PB1/TP1/TIOCB2
84
PB2/TP2/TIOCA3
85
PB3/TP3/TIOCB3
86
PB4/TP4/TIOCA4
87
Vcc 88
PB5/TP5/TIOCB4
89
PB6/TP6/TOCXA4/TCLKC
90
PB7/TP7/TOCXB4/TCLKD
91
Vss 92
FIL2
1
2
3
RA6
68
1
2
3
4
5
6
7
8
RA7
68
1
2
3
4
5
6
7
8
RA8
68
1
2
3
4
5
6
7
8
RA9
68
1
2
3
4
5
6
7
8
TP89
TP88
TP87
TP86
TP85
TP84
TP83
TP82
TP81
TP80
TP79
TP78
TP77
TP76
TP75
TP74
TP73
TP72
TP71
TP70
TP69
TP68
TP67
TP66
TP65
TP64
TP63
TP62
TP61
TP60
TP59
TP58
TP57
L44
220
L45
220
L46
220
TP105
TP104
TP103
FIL4
1
2
3
TP107
UB
IC28
1
2
3
IC28
4
5
6
IC23
5
6
IC23
9
8
TP390
TP391
IC28
10
9
8
TP283
IC28
13
12
11
LB
TP287
C23
0.1u
IC28
14
7
TP94
+3.3V
+3.3V
IC24
4
5
6
+3.3V
+3.3V
+3.3V
+3.3V
DG
DG
DG
DG
DG
DG
DG
IC23
13
12
TP414
FIL8
1
2
3
C35
1u
C34
2.2u
+3.3V
J13
NC
J15
NC
TP419 TP420
IC31
13
12
11
IC31
10
9
8
IC31
1
2
3
IC31
4
5
6
TP426
TP427
TP413
R148
22
R149
22
nCS_ISDN
nCS_DSP
C49
0.1u
DG
+3.3V
IC31
14
7
IC30
14
7
DG
TP428
TP429
IC30
CLR
13
D
12
CK
11
PR
10
Q 9
Q 8
TP432
TP433
nCS_ISDN
nCS_DSP
+3.3V
C50
2.2u
C51
1u
C17
0.1u
FIL13
1
2
3
TP434
TP421
TP416
C53
1u
FIL14
1
2
3
C52
2.2u
C48
0.1u
+3.3V
TP435
RA26 1K
1 2 3 4
5
6 7 8 9
10
RA10 1K
1 2 3 4
5
6 7 8 9
10
RA11 1K
1 2 3 4
5
6 7 8 9
10
RA12 1K
1 2 3 4
5
6 7 8 9
10
RA13 1K
1 2 3 4
5
6 7 8 9
10
IC3
4Mbit(8Mbit)SRAM-TSOP44
A15
20
A14
21
A13
22
A12
23
A11
24
A10
25
A9
26
A8
27
WE
17
UB
40
LB
39
A17
18
A7
42
A6
43
A5
44
A4
1
A3
2
A2
3
A1
4
A0
5
CS1
6
GND 34
OE
41
I/O0 7
I/O8 29
I/O1 8
I/O9 30
I/O2 9
I/O10 31
I/O3 10
I/O11 32
VDD 33
I/O4 13
I/O12 35
I/O5 14
I/O13 36
I/O6 15
I/O14 37
I/O7 16
I/O15 38
GND 12
A16
19
CS2/(A18)
28
VDD 11
+3.3V
R34
10K
IC4 NC
A15
20
A14
21
A13
22
A12
23
A11
24
A10
25
A9
26
A8
27
WE
17
UB
40
LB
39
A17
18
A7
42
A6
43
A5
44
A4
1
A3
2
A2
3
A1
4
A0
5
CS1
6
GND
34
OE
41
I/O0 7
I/O8 29
I/O1 8
I/O9 30
I/O2 9
I/O10 31
I/O3 10
I/O11 32
VDD
33
I/O4 13
I/O12 35
I/O5 14
I/O13 36
I/O6 15
I/O14 37
I/O7 16
I/O15 38
GND
12
A16
19
CS2/(A18)
28
VDD
11
TP690
TP691
TP681
R35
68
R29
68
R30
150
C16
1u
C20
0.1u
FIL5
1
2
3
J30 0
TP713
DG
+3.3V
IC7
Xin
1
Xout
8
S0 4
FASEL 6
GND 2
SSCLK
5
S1 3
VDD
7
C15
2.2u
J19
NC
TP112
TP110
J27 NC
+3.3V
J28 0
J29 NC
L85
0
TP695
J20
NC
L86
0
TP696
J21
NC
L87
0
TP697
J22
NC
L88
0
TP698
J23
NC
TP699
L89
0
DG
C86
0.1u
C1
2.2u
C84
0.1u
C85
0.1u
TP694
C82
0.1u
+3.3V
C83
0.1u
C3
0.1u
L84
0
DG
FIL1
1
2
3
C2
1u
J18
NC
C87
0.1u
C98
2.2u
FIL16
1
2
3
DG
J47
NC
TP806
C97
1u
L93
0
+3.3V
J48
NC
FIL17
NC
1
2
3
C99
NC
L94
NC
TP807
C100
NC
DG
+3.3V
LA[19] LA[18] LA[17]
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]
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]
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[1]
LD[0]
EXTAL,XTAL
nCS[0-4],nCS[6]
nBACK,nBREQ,nIRQ[1],nRST,nWAIT
nIRQ[0],nIRQ[6-7]
nLBS,nRD,nWR
nWR
LD[0]
LD[1]
LD[2]
LD[3]
LD[4]
LD[5]
LD[6]
LD[7]
LD[8]
LD[9]
LD[10]
LD[11]
LD[12]
LD[13]
LD[14]
LD[15]
LD[0]
LD[1]
LD[2]
LD[3]
LD[4]
LD[5]
LD[6]
LD[7]
LD[8]
LD[9]
LD[10]
LD[11]
LD[12]
LD[13]
LD[14]
LD[15]
nCS[2]
nRD
LD[15]
LA[18]
LA[21] LA[20]
LA[16]
nUB
nLB
CTS,RTS,RXD,TXD
EXTAL
XTAL
PA[1],PA[9],PIN69
PIN69
nLBSM,nRDM,nWRM
PB[1-2],PB[4-7],PB[10-11]
PB[1]
PB[4]
PB[5]
PB[6]
PB[7]
LA[8]
nLBS
LA[9]
LA[10]
nCS[3]
LA[11]
LA[0]
LA[12]
LA[18]
LA[13]
LA[14]
LA[15]
LA[16]
LA[17]
LD[13]
LD[14]
LD[15]
LD[12]
LD[11]
LD[10]
LD[9]
LD[8]
nWR
LD[7]
nRD
LD[6]
LD[5]
LD[4]
LD[3]
LD[2]
LA[1]
LD[1]
LA[2]
LD[0]
LA[3]
LA[4]
LA[5]
LA[6]
LA[7]
nIRQ[0]
nRD
nRD
nLBS
nLBS
nWR
nWR
RYnBY
nRST
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[1]
LD[0]
nRDM
nLBSM
nWRM
LA[0]
nLBS
nBACK
PB[2]
LA[19]
LA[19]
CLKO
nCS[6]
(1)
(2)
(3)
(19)
(20)
(21)
(22)
(23)
(24)
(25)
(26)
(27)
(28)
(29)
(30)
(31)
(32)
(33)
(34)
(35)
(50)
(51)
(52)
(53)
(54)
(55)
(56)
(57)
(58)
(59)
(60)
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