Panasonic KX-TDA6178X / KX-TDA6178XJ (serv.man3) Service Manual / Supplement ▷ View online
29
KX-TDA6178X / KX-TDA6178XJ
1.5.6.
No.5
KX-TDA6178X No.5 1/2
(1)
(2)
(3)
(4)
(6)
(8)
(9)
(10)
(11)
(13)
(14)
(15)
(16)
(15)
(16)
(17)
(19)
(21)
(23)
(25)
(27)
(23)
(25)
(27)
(5)
(7)
(12)
(18)
(20)
(22)
(24)
(26)
(28)
(26)
(28)
nPOW_RST
D[8] D[9] D[10] D[11] D[12] D[13] D[14] D[15]
nCS0
nCS0
A[1]
A[0]
A[0]
A[10]
D[1]
D[0]
D[5]
D[4]
D[6]
D[14]
D[15]
D[11]
D[10]
D[9]
D[13]
D[8]
D[12]
D[7]
D[3]
D[2]
A[2]
A[9]
A[11]
A[4]
A[8]
A[6]
A[5]
A[7]
A[12]
A[10]
A[3]
A[1]
A[11]
A[9]
A[8]
A[12]
A[5]
A[4]
A[6]
A[7]
A[3]
A[2]
A[1]
A[0]
A[0]
A[7]
A[5]
A[10]
A[9]
A[11]
A[3]
D[3]
D[4]
D[5]
D[6]
D[0]
D[1]
D[2]
D[7]
D[0]
D[1]
D[7]
D[3]
D[2]
D[3]
D[7]
D[2]
D[1]
D[0]
D[4]
D[6]
D[5]
A[15]
A[15]
A[13]
A[14]
A[14]
A[14]
A[15]
A[16]
A[6]
A[12]
A[2]
A[13]
A[8]
A[16]
A[13]
A[17]
A[18]
A[19]
A[8]
A[19]
A[7]
A[4]
A[6]
A[5]
A[3]
A[18]
A[12]
A[17]
A[0]
A[13]
A[15]
A[2]
A[10]
A[11]
A[16]
A[14]
A[9]
A[1]
A[16]
A[4]
nCS2_IC604
A[17]
A[17]
nWR
nWR
nWR
nWR
nWR
nWR
nRD
nRD
nRD
nCS2
nCS2
nRST
nRST
nRST
nRST
nRST
D[4]
D[6]
D[5]
+3.3V
J601
NC
+3.3V
J602
0
TP604
DG
+3.3V
TP603
J604
0
TP645
+3.3V
J603
0
CN601
NC
1
1
2
2
3
3
4
4
5
5
6
6
7
7
DG
DG
DG
TP600
TP602
+3.3V
DG
DG
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
DG
C605
50V/0.01
C603
50V/0.01
IC605
NC
1
2
3
TP647
+3.3V
DG
IC605
NC
10
9
8
IC605
NC
13
12
11
IC605
NC
14
7
DG
DG
C600
NC
TP601
+3.3V
C602
NC
DG
IC605
NC
4
5
6
DG
TP646
+3.3V
+3.3V
IC606
NC
2
4
1
IC606
NC
5
3
C606
NC
C607
NC
C660
NC
C659
NC
TP782
IC603
1Mbit SRAM
1
A11
2
A9
3
A8
4
A13
5
W
6
S2
7
A15
8
VCC
9
NC
10
A16
11
A14
12
A12
13
A7
14
A6
15
A5
16
A4
17
A3
18
A2
19
A1
20
A0
21
DQ1
22
DQ2
23
DQ3
24
GND
25
DQ4
26
DQ5
27
DQ6
28
DQ7
29
DQ8
30
S1
31
A10
32
OE
IC604
1Mbit SRAM
NC
1
A11
2
A9
3
A8
4
A13
5
W
6
S2
7
A15
8
VCC
9
NC
10
A16
11
A14
12
A12
13
A7
14
A6
15
A5
16
A4
17
A3
18
A2
19
A1
20
A0
21
DQ1
22
DQ2
23
DQ3
24
GND
25
DQ4
26
DQ5
27
DQ6
28
DQ7
29
DQ8
30
S1
31
A10
32
OE
DG
TP784
J610
0
J611
NC
R613
NC
R611
NC
R612
NC
R610
NC
RA602
10K
4
3
2
1
8 7 6 5
RA616
10K
4
3
2
1
8
7
6
5
RA615
10K
3
4
2
1
8
7
5
6
RA607
68
1
2
3
4
5
6
7
8
RA604
10K
4
3
2
1
8 7 6 5
RA606
68
1
2
3
4
4
5
6
7
8
RA608
68
1
2
3
4
5
6
7
8
RA613
1K
4
3
2
1
8 7 6 5
RA603
10K
4
3
2
1
8 7 6 5
RA611
1K
4 3 2 1
8
7
6
5
RA610
1K
4 3 2 1
8
7
6
5
RA601
10K
4
3
2
1
8 7 6 5
RA609
10K
4
3
2
1
8 7 6 5
RA614
10K
1 2 3 4
5
6
7
8
RA605
68
1
2
3
4
5
6
7
8
RA612
1K
4
3
2
1
8 7 6 5
TP609
TP616
TP610
TP612
TP620
TP606
TP617
TP607
TP611
TP605
TP608
TP618
TP613
TP614
TP615
TP619
+3.3V
TP783
TP786
TP639
TP640
TP785
TP622
TP621
IC602
8M FLASH
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
C604
16V/1uF
C601
16V/1uF
30
KX-TDA6178X / KX-TDA6178XJ
KX-TDA6178X No.5 2/2
(1)
(2)
(3)
(4)
(6)
(8)
(9)
(10)
(11)
(13)
(14)
(15)
(16)
(15)
(16)
(17)
(19)
(21)
(23)
(25)
(27)
(23)
(25)
(27)
(5)
(7)
(12)
(18)
(20)
(22)
(24)
(26)
(28)
(26)
(28)
A[9]
A[18]
RXD1
D[10]
D[3]
A[0]
D[15]
A[17]
A[5]
nWAIT
A[7]
A[6]
A[2]
A[19]
D[13]
D[9]
RXD0
D[0]
D[14]
A[11]
A[16]
D[4]
D[12]
A[3]
A[13]
A[15]
A[0-12]
A[12]
D[11]
D[1]
D[5]
D[7]
A[14]
D[6]
D[2]
D[8]
A[4]
A[8]
A[10]
TXD0
nIRQ1
BELL_SYNC
PB14
SCK0
A[1]
D[8-15]
nCS1
nFPGA_INT
nFPGA_INT
nCS3
nBACK
nIRQ7
nBREQ-1
A[13-19]
TXD1
SCK1
nWR
nRD
nRST
nRST
TP680
TP703
C651
50V/0.01
TP666
TP689
TP693
TP702
+3.3V
TP731
TP692
TP656
DG
TP728
TP720
TP727
TP667
DG
TP684
TP709
TP706
TP668
TP694
TP682
TP713
C649
10V/1.0
nBACK
C654
50V/0.01
TP696
TP690
C653
50V/0.01
nIRQ1
C648
50V/0.01
nWAIT
TP722
TP712
TP659
Q600
E
C
B
TP675
+3.3V
TP681
+3.3V
TP672
TP665
TP655
TP677
TP691
C650
50V/0.01
TP719
TP695
C652
50V/0.01
D[0-7]
TP687
TP710
TP707
TP717
TP686
TP715
TP678
TP657
TP669
TP683
TP704
TP721
TP718
TP711
TP697
TP662
nHALT
TP708
nRST
TP725
+3.3V
TP676
TP658
TP664
TP730
TP724
DG
TP716
TP661
TP671
TP705
TP714
TP673
TP660
BELL_SYNC
TP701
TP685
DG
TP670
TP729
TP674
TP726
nWR
nRD
nPOW_RST
DG
TP649
+3.3V
TP654
+3.3V
+3.3V
nCS1
nCS2
TP688
TP679
+3.3V
A[0-12]
12.288M
nBREQ
J605
0
J606
NC
DG
+3.3V
C608
50V/0.01
C609
50V/0.01
C610
50V/0.01
C611
50V/0.01
C612
50V/0.01
C613
50V/0.01
C619
50V/0.01
C617
50V/0.01
C616
50V/0.01
C615
50V/0.01
C618
50V/0.01
C614
50V/0.01
C625
50V/0.01
C623
50V/0.01
C622
50V/0.01
C621
50V/0.01
C624
50V/0.01
C620
50V/0.01
C627
50V/0.01
C626
50V/0.01
DG
+3.3V
C633
50V/220p
DG
C640
50V/220p
C634
50V/220p
C631
50V/220p
C630
50V/220p
C636
50V/220p
C639
50V/220p
C645
50V/220p
C635
50V/220p
+3.3V
C629
50V/220p
C643
50V/220p
C638
50V/220p
C632
50V/220p
C647
50V/220p
C642
50V/220p
C641
50V/220p
C646
50V/220p
C644
50V/220p
C637
50V/220p
J607
0
J608
NC
DG
TP698
C658
NC
C657
NC
TP663
TP732
TP733
TP755
TP756
X601
12.288M
1
2
3
nFPGA_INT
C628
50V/220p
nCS3
IC601
RE2
1
AD0
2
AD1
3
AD2
4
Vss4
5
AD3
6
AD4
7
AD5
8
AD6
9
AD7
10 AD8
11 AD9
12 AD10
13
Vcc13
14 AD11
15
Vss15
16 AD12
17 AD13
18 AD14
19 AD15
20
A0
21
A1
22
A2
23
A3
24
Vss24
25
A4
26
A5
27
A6
28
A7
29
A8
30
A9
31
A10
32
Vss32
33
A11
34
A12
35
A13
36
A14
37
A15
38
Vcc38
39
A16
40
A17
41
Vss41
42
A18
43
A19
44
A20
45
A21
46 CSO
47 CS1/CASH
48 CS2
49 CS3/CASL
50
Vss50
51 PA0/CS4/TIOCA0
52 PA1/CS5/RAS
53 PA2/CS6/TIOCB0
54 PA3/CS7/WAIT
55 PA4/WRL(WR)
56 PA5/WRH(LBS)
57 PA6/RD
58 PA7/BACK
59
Vss59
60 PA8/BREQ
61 PA9/AH/IRQOUT
62 PA10/DPL/TIOCA1
63
Vcc63
64 PA11/DPH/TIOCB1
65 PA12/IRQ0/DACK0/TCLKA
66
PA13/IRQ1/DREQ0/TCLKB
67
PA14/IRQ2/DACK1
68
PA15/IRQ3/DREQ1
69
CK
70
Vss70
71
EXTAL
72
XTAL
73
Vcc73
74 NMI
75 WDTOVF
76
RES
77 MD0
78 MD1
79 MD3
80
Vcc80
81
Vss81
82
Vss82
83 PB0/TP0/TIOCA2
84 PB1/TP1/TIOCB2
85 PB2/TP2/TIOCA3
86 PB3/TP3/TIOCB3
87 PB4/TP4/TIOCA4
88
Vcc88
89 PB5/TP5/TIOCB4
90 PB6/TP6/TOCXA4/TCLKC
91 PB7/TP7/TOCXB4/TCLKD
92
Vss92
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
R602
10K
R603
68
R604
68
R606
22
R605
10K
R601
39K
R608
330
R609
NC
RA623
68
4
3
2
1
8
7
6
5
RA621 100 1
2
3
4
5
6
7
8
RA622
10K
1 2 3 4
5
6
7
8
RA628
10K
2
1
3
4
5
6
8
7
RA619
10K
1
2
3
4
5
6
7
8
RA625
68
4
3
2
1
8
7
6
5
RA617
10K
1 2 3 4
5
6
7
8
RA627
68
4
3
2
1
8
7
6
5
RA618
10K
1 2 3 4
5
6
7
8
RA626
68
4
3
2
1
8
7
6
5
RA624
68
4
3
2
1
8
7
6
5
TP762
TP758
TP767
TP772
TP771
TP769
TP757
TP774
TP764
TP763
TP766
TP768
TP775
TP776
TP760
TP770
TP761
TP759
TP773
TP765
TP651
RA620
10K
4 3 2 1
8
7
6
5
+3.3V
TP652
TP653
TP648
CK
R614
0
D[8-15]
R323
0
R324
0
R325
0
TP699
TP734
TP781
14
3.3V
0V
0V
3.3V
0V
0V
3.3V
0V
0V
3.3V
0V
0V
31
KX-TDA6178X / KX-TDA6178XJ
1.5.7.
Waveform
TA-RA
VBAT
VBAT peak
: 95 ~ 118 V
: 95 ~ 118 V
VBAT
Vbat dc = -32 ~ -28V
Vbat ac < 2 Vp-p
Vbat ac < 2 Vp-p
VBAT
Vbat dc = -35 ~ -28V
Vbat ac < 1.5 Vp-p
Vbat ac < 1.5 Vp-p
(e.g. TEL OFFHOOK Impedance : 885ohm
1
2
3
4
5
6
7
8
(8.192MHz)
(8.192MHz)
(300kHz)
(16.384MHz)
(Ringing)
(ON HOOK)
(OFF-HOOK)
32
KX-TDA6178X / KX-TDA6178XJ
9
10
11
12
13
14
(4.096MHz)
(12.288MHz)
(ON HOOK)
DCDRV
Q301 D -> S
current
current
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