Panasonic KX-TDA6178X / KX-TDA6178XJ Service Manual ▷ View online
45
KX-TDA6178X/KX-TDA6178XJ
KX-TDA6178X/KX-TDA6178XJ SCHEMATIC DIAGRAM No.5 (2/2)
(1)
(2)
(2)
(3)
(4)
(5)
(6)
(4)
(5)
(6)
(7)
(8)
(9)
(9)
(10)
(11)
(12)
(12)
(13)
(14)
(15)
(17) (16)
(17) (16)
(18)
(19)
(21)
(21)
(20)
(22)
(22)
(23)
(25)
(25)
(24)
(26)
(27)
(27)
D
F
E
C
B
A
H
G
7
8
11
10
9
A[9]
A[18]
D[10]
D[3]
A[0]
D[15]
A[17]
A[5]
D[0-7]
nWAIT
A[7]
A[6]
A[2]
A[19]
D[13]
D[9]
D[0]
D[14]
A[11]
A[16]
D[4]
D[12]
A[3]
A[13]
A[15]
A[12]
D[11]
D[1]
D[5]
D[7]
A[14]
D[6]
D[2]
D[8]
A[4]
A[8]
A[10]
A[1]
D[8-15]
A[0-19]
nCS0
A[20]
A[21]
A[21]
nCS1
nFPGA_INT
nRST
nWR
nCS3
nRD
TP770
TP680
TP772
TP703
TP775
TP757
C656 10V/1
C651
50V/0.01
TP666
TP689
TP693
C655
50V/0.01
R601
39K
TP776
TP702
+3.3V
TP731
TP692
TP656
TP728
TP763
TP720
TP727
TP760
TP667
DG
TP684
TP709
TP706
TP668
TP694
TP682
TP713
C649
10V/1
TP778
nBACK
C654
50V/0.01
TP696
TP758
TP690
C653
50V/0.01
nIRQ1
C648
50V/0.01
nWAIT
L601
220
TP722
TP712
TP774
TP659
TP768
TP675
TP759
+3.3V
TP769
TP681
+3.3V
TP672
RA626
68
4
3
2
1
3
2
1
7
6
5
TP665
TP655
TP677
TP691
TP765
C650
50V/0.01
TP719
TP695
TP762
C652
50V/0.01
D[0-7]
TP764
TP687
TP710
TP707
TP717
TP686
TP699
TP715
TP767
+3.3V
TP678
TP657
TP669
TP683
TP704
TP721
TP766
TP718
TP711
TP697
TP662
nHALT
TP708
nRST
TP725
RA625
68
4
3
2
1
3
2
1
7
6
5
+3.3V
TP676
RA623
68
4
3
2
1
3
2
1
7
6
5
TP658
TP664
TP771
TP730
TP724
DG
DG
TP716
TP773
TP661
RA627
68
4
3
2
1
3
2
1
7
8
8
8
8
8
8
6
5
TP671
TP705
TP714
TP673
R602
10K
RA624
68
4
3
2
1
3
2
1
7
6
5
TP660
R607
22
BELL_SYNC
TP701
TP685
DG
TP670
TP729
TP674
TP761
TP726
nWR
nRD
nPOW_RST
DG
DG
TP777
TP780
DG
R604
68
TP652
R603
68
TP653
L602
220
L603
220
R606
22
TP649
+3.3V
TP654
+3.3V
+3.3V
nCS1
nCS2
TP688
LA605
220
4
3
2
1
8
7
6
5
7
6
5
LA606
220
4
3
2
1
8
7
6
5
7
6
5
LA607
220
4
3
2
1
8
7
6
5
7
6
5
LA608
220
4
3
2
1
8
7
6
5
7
6
5
LA609
220
4
3
2
1
8
7
6
5
7
6
5
TP679
R605
10K
+3.3V
+3.3V
RA617
10K
1
2
3
4
5
6
7
8
RA621
100
1
2
3
4
5
6
7
8
6
7
8
RA622
10K
1
2
3
4
5
6
7
8
RA618
10K
1
2
3
4
5
6
7
8
RA620
10K
4
3
2
1
8
7
6
5
RA619
10K
1
2
3
4
5
6
7
8
A[0-19]
12.288M
nBREQ
J605
0
J606
NC
DG
RA628
10K
2
1
3
4
1
3
4
5
6
8
7
+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
TP651
J607
0
J608
NC
DG
TP698
DG
DG
C658
NC
C657
NC
FLT603
1
2
3
R608
330
R609
NC
TP779
TP663
TP732
TP733
TP755
TP756
X601
12.288M
1
2
3
nFPGA_INT
CLK_12M
TP648
C628
50V/220P
nCS3
J609
TP734
IC607
1
Xin
2
GND
3
S1
4
S0
5 SSCLK
6 FASEL
7 VDD
8 XOUT
IC601
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
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
TP781
14
3.3V
0V
0V
3.3V
0V
0V
3.3V
0V
0V
3.3V
0V
0V
46
KX-TDA6178X/KX-TDA6178XJ
10.7. No.6
KX-TDA6178X/KX-TDA6178XJ SCHEMATIC DIAGRAM No.6
D
F
E
C
B
H
G
47
6
35
8
1
1
10
9
C810
0.1/50V
R817
22
TP870
C806
0.047/50V
+15VOUT
Q804
S
D
G
R814
26.7KF
R816
22
IC801
RE2
1
COMP
2
FB
3
ISENS
4
RT/CT
5
GND
6
OUT
7
VCC
8
VREF
R815
12K
R818
1.5
R813
2.2K
PG
P.G
C807
470P/50V
C809
0.1/50V
TP855
Q803
1
6
2
TP852
C803
1/50V
C8040.1/50V
TP853
R811
1.0K
PG
P.G
C802
0.1/50V
R810
0.30
TP860
TP859
Q803
4
3
5
R802
22K
C801
0.1/50V
Q801
S
D
G
R829
1.5K
C816
180/63V
C817
180/63V
TP858
TP856
TP857
R847
10K
Q805
S
D
G
D803
1
2
D806
1
1
2
D804
1
1
2
C808
0.1/50V
C813
470P/50V
IC802
1
COMP
2
FB
3
ISENS
4
RT/CT
5
GND
6
OUT
7
VCC
8
VREF
Q807
S
D
G
R821
2.2K
C812
0.047/50V
Q806
S
D
G
C811
0.1/50V
R826
1.2
R848
10K
PG
P.G
+15VOUT
R825
22
R824
22
R822
12.4KFR823
12K
C815
0.1/50V
C814
0.1/50V
D812
NC
1
2
D811
600V 1A
12
C821
47/100V
C822
NC
C820
NC
C819
NC
PG
P.G
R845
27.4KF
R844
27.4KF
R843
23.2KF
C825
NC
R836
2.49KF
IC803
4
Vref
1
A1
3
C
2
A2
5
A5
6
A6
PC801
1
2
3
4
R833
22K
C824
0.1/50V
C823
0.1/50V
R831
9.1K
R832
10K
R842
2.49KF
R838
10K
C828
0.1/50V
IC804
4
Vref
1
A1
3
C
2
A2
5
A5
6
A6
R839
22K
PC802
1
2
3
4
R841
27.4KF
TP926
C829
NC
R837
2.4K
PG
P.G
C830
220P/500V
D814
1
2
C826
220/50V
220/50V
C851
0.1/50V
IC805
1
COMP
2
FB
3
ISENS
4
RT/CT
5
GND
6
OUT
7
VCC
8
VREF
C843
470P/50V
C844
0.1/50V
R853
12K
+15VOUT
PG
P.G
R864
23.2KF
IC806
4
Vref
1
A1
3
C
2
A2
5
A5
6
A6
R865
2.49KF
C841
0.1/50V
C849
100P/500V
Q808
S
D
G
C842
0.047/50V
R851
2.2K
R860
2K
R857
1.2
R854
22
R861
6.8K
R855
22
PC803
1
2
3
4
C845
0.1/50V
D807
1
2
R862
22K
R852
21.5K
C852
NC
C827
0.1/50V
C850
0.1/50V
R856
10K
+40V
VHR
VBATL
VBATH
VBATH
J802
NC
J805
0
J806
0
PG
P.G
Q802
E
C
B
J801
0
J803
0
J804
0
R819
47K
R809
10K
R807
10K
R808
3.3K
R803
15K
R804
22K
R806
22K
R820
22K
R846
22K
R805
7.5K
R827
15K
R828
15K
R830
1.5
R835
1.2
C831
47/50V
C805
0.47/250V
R812
22K
C833
0.47/250V
R834
NC
T801
1
2
4
5
6
7
8
9
10
T802
1
2
4
5
6
7
8
9
10
L802
D813
24V
1
2
3
TH801
D801
15V
1
2
3
TP854
D802
20V
1
2
2
3
D80815V
1
2
3
D815
20V
1
2
3
TP850
C832
NC
R849
22K
Q809
S
D
G
+15VOUT
R871
7.5K
R870
10K
R869
33K
R866
2.2K
R867
2.2K
R868
2.7K
+15VIN
PG
P.G
R858
1M
D809
1
2
D810
1
2
C834
220/6.3V
J807
0
Q810
E
C
B
R872
9.1K
J808
NC
D805
24V
+15VO
J810
0
J812
0
J814
NC
J815
NC
PG
P.G
PG
P.G
PG
P.G
PG
P.G
PG
P.G
PG
P.G
T803
1
2
34
6
C854
1000P/50V
Q811
E
C
B
Q812
E
C
B
R873
120
R874
120
R840
NC
C848
220/50V
TP886
TP891
TP882
TP871
TP878
TP876
TP863
TP866
TP877
TP873
TP917
TP916
TP909
TP918
TP914
TP913
TP915
TP931
TP921
TP925
TP934
TP879
TP928
TP929
TP935
TP875
TP874
TP923
TP932
TP902
TP911
TP872
TP936
VBATL
VHR
TP910
TP864
TP865
TP862
TP924
TP922
VBATH
TP908
TP880
TP893
TP888
TP883
TP900
TP946
TP889
TP895
TP906
TP901
TP947
TP943
TP940
TP944
TP941
TP942
12
3
TP945
15
16
17
18
19
20
22
21
23
80V 0V
0V -30V
0V -55V
47
KX-TDA6178X/KX-TDA6178XJ
10.8. Waveform
1
2
3
4
5
6
7
8
(8.192MHz)
(8.192MHz)
(300kHz)
(16.384MHz)
(During Ringer)
(During Dial DTMF)
(OFF-HOOK)
48
KX-TDA6178X/KX-TDA6178XJ
9
10
11
12
13
14
15
16
(4.096MHz)
(12.288MHz)
(Idle condition)
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