Panasonic KX-TD612NE, Service Manual

Page: 116 / 126

CN700
HWR[1] 5
HWS[1] 6
R708
2.7K
R709
2.7K
+5V
LICLK 4
IFH[1] 3
REN 18
WELN 16
S0CSN[2] 10
LA[1] 48
LA[2] 47
LA[3] 46
LA[4] 45
LA[5] 44
LA[7] 42
LA[8] 41
LA[6] 43
R710
47K
+5V
S/T[2] 22
R711 33
L700
IC701
3
A
4
B
13
QB
14
QA
5
C
6
D
7
ENP
10
ENT
2
CK
11
QD
12
QC
15
RCO
1
CLR
9
LOADN
+5V
+5V
IC702
2 4
S0CLK[2] 2
1S0CD 23
INTN 12
LRST[2] 24
7.68MHZ 1
+5V 19
+5V
+24V
+24V 13
GND 25
D704
SW704
2
3
1
2 SRL[1]
C701
33P
T700
4
3
2
1
13
14
15
16
+5V
4 SRL[2]
D707
+5V
5
6
7
8
9
10
11
12
D703
D700
CN701
1 SXL[1]
3 SXL[2]
C700
33P
R700
100
+5V
R704
39
SW700
2
1
3
R707
1.8K
R706
1.8K
R705
39
-15V 7
-15V
C705
1000P
R702
8.2K
R703
8.2K
SW705
2
3
1
+24V
-15V
R712
47K
+5V
IC702
5
3
1
N.C.
C706
0.1
µ
+5V
+5V 20
+5V 21
+24V 14
+24V 15
-15V 8
GND 26
GND 27
D706
3
1
2
D705
3
1
2
D701
3
1
2
D702
3
1
2
R701
100
SW701
2
1
3
SW702
2
1
3
SW703
2
1
3
+5V
C707
0.1
µ
IC701
16
8
IC700
47
SX1
48
SX2
63
PCMIN
62
PCMOUT
44
SR2
45
SR1
41
XTAL1
42
XTAL2
40
C768
60
INT1N
61
INT0N
64
FBOUT
58
ACLN
29
DACKAN
18
A0
19
A1
20
A2
21
A3
22
A4
23
A5
24
A6
25
A7
1
VDD
12
VDD
26
VDD
49
VDD
43
VDDA
31
CH0
32
CH1
33
CH2
36
TP
37
TP
38
TP
7
VSS
17
VSS
39
VSS
55
VSS
46
VSSA
51
DU
52
DD
59
SDS
54
DCL
53
FSC
6
RDN
5
WRN
3
ALE
4
C5N
8
D0
9
D1
10
D2
11
D3
13
D4
14
D5
15
D6
16
D7
27
DRQTB
28
DRQRB
30
DACKBN
35
AMODE
56
MODE0
57
MODE1
50
SCLK
2
INTN
34
RES
C703
0.1
µ
C702
0.1
µ
C704
0.1
µ
+5V
LD[1] 35
LD[4] 32
LD[5] 31
LD[2] 34
LD[6] 30
LD[0] 36
LD[3] 33
LD[7] 29
N.C. 40
N.C. 11
N.C. 17
N.C. 28
GND 39
GND 37
GND 38
L701
5 N.C.
6 N.C.
C708
47P
R713 33
R715 0
R716 0
R714 0
R717 0
R718 0
R719 0
R720 0
R721 0
R723 0
R728 0
R724 0
R725 0
R729 0
R726 0
R722 0
R727 0
-15V 9
1:SO
3:EXT
1:ON
3:OFF
POWER
ISDN TRANSFORMER
ISDN I/F
NOMAL : 0V
RESET : 5V
0V
5V
1.5MHz
0V
5V
4MHz
0V
5V
7.98MHz
0V
5V
512kHz
0V
5V
0V
5V
7.7MHz