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18.7. BUS-S BOARD No.7
KX-TDA620BX BUS-S BOARD SCHEMATIC DIAGRAM No.7 (1/2)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
D702 5.1V
DG
56
R702
R701
10K
P.G
+3.3V
R710
10K
L704
R708
10M
1K
R707
BAT701
Q711
S
D
G
DG
10K
R712
TP7003
P.G
C744 NC
+15VIN
1:11A
D704
TP7005
TP7006
TP7004
C738
0.1u
D701
C740
470u/6.3V
330u/25V
C709
L702
1.9A/33u
J702
NC
R704
680
P.G
D705
P.G
Q712
S
D
G
R709
2.2K
0
R703
DG
R705
680
TP7007
TP7002
P.G
P.G
4.7K
R715
TP7015
TP7017
TP7008
TP7009
+3.3V
D703
P.G
TP7016
10M
R714
P.G
1u
C745
1u
C743
TP7018
IC704
VSS
1
VOUT
2
VIN
3
R716
1
0.01u
C736
0.01u
C732
0.01u
C726
0.01u
C703
0.01u
C719
0.01u
C737
0.01u
C715
0.01u
C739
0.01u
C735
0.01u
C725
0.01u
C734
0.01u
C733
0.01u
C710
0.01u
C729
0.01u
C730
0.01u
C721
0.01u
C722
0.01u
C723
0.01u
C731
+3.3V
DG
0.01u
C727
0.01u
C724
0.01u
C712
0.01u
C741
0.01u
C705
0.01u
C707
0.01u
C720
0.01u
C717
0.01u
C742
0.01u
C701
15V
DG
DG
DG
L703
0.01u
C750
0.01u
C751
0.01u
C752
0.01u
C753
0.01u
C754
0.01u
C755
0.01u
C756
0.01u
C757
0.01u
C758
0.01u
C759
0.01u
C760
DG
J703
0
C766
C767
C761
C768
C762
C769
C763
C770
C764
C771
C765
C772
+3.3V
DG
0.1u/25V
C714
0.1uF/25V
C728
IC705
5
6
7
IC701
ON/OFF
1
Vss
2
Vout
3
EXT
4
Vin
5
L701
BAT701+
+15VI
TP7012
TP7013
D705C
D705A
IP702
2.5A
IP701
5A
D
F
E
C
B
H
G
6
2
3
4
5
in case of power off
2.8V~3.2V
88
KX-TDA620BX
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