Panasonic KX-MB2230JT - Main Board(5)

352
KX-MB2230JT/ KX-MB2270JT/ KX-MB2515JT/ KX-MB2545JT/ KX-MB2575JT/ DP-MB310JT
16.3.5. Main Board(5)
1
A
B
C
D
E
F
2
3
4
4/43/4
2/41/2
5 -1
KX-MB2270JT MAIN BOARD (No.5) (1/2)
R812
0(1608)
SHUTDWN
1:4D
C817
K1u(1608)
R835 10k
R815 10k
R829
47k
R834
100k
R803
F22.1k
R830 470k
P12V
R804
F22.1k
C804
K1u
C811 Z0.1u(1608)
R820
1k
P24VA
R800
0(1608)
S3.3V
R816
1k
C813
K1u
R806 F73.2k
R805
10k(1608)
R831
470k
Q806
R833
100k
C814
K4700p
C809 Z0.1u(1608)
+24VA
C805
K4700p
C818
K1u(1608)
+3.3V
Q803
+2.5VT
PWRDWN2
1:2E
LVIN
C810
K0.1u
R809
10k
+3.3V
Q809
R813
0(1608)
LVIN
C802 Z0.1u(1608)
C803 K0.1u
R811 F12.7k
S3.3V
R828
560k
LVIN
R801
0(1608)
+5VD
+1.2V
C806 D10p
R839
100k
Q804
Q805
Q810
R818
100k
R814 4.7k
C833
Z0.1u(1608)
P24VB
Q812
+24VB
S3.3V
C834 35V/47u
R832 470k
IC801
1
EN
2
VFB
3
VREG5
4
SS
5
GND1
6
SW
7
VBST
8
VIN
9
GND2
IC800
1
EN
2
VFB
3
VREG5
4
SS
5
GND1
6
SW
7
VBST
8
VIN
9
GND2
C824
K1000p
R841
4.7(1608)
C825
NC
( )
R842
NC
( )
C800
K1u
Q813
3
1
4
256
Q807
3
1
4
256
Q808
3
1
4
256
C807
47u/6.3V
C816 47u/6.3V
CN800
292161-3
1
PWRSW
2
-
3
GND
Q800
Q814
+2.5VT
R843
F220
+5VD
C836
10u/10V
R844
F220
IC803
3
VIN
2
VOUT1
1
ADJ
4
VOUT2
R823
0(1608)
PWRSW
1:4D
C823
K1000p
D806
21
3
D807
DA2J10100L
Q815
C831
10u/10V
C812
( )
NC
R845
51
R819
1k
R840
F6.34k
Q802
R817 10k
LVIN
Q801
IC802
1
CE
2
VIN
4
BST
5
GND
3
LX
6
VFB
C820
Z0.1u
C863
K470p
R808
F1.2k
R810
0(1608)
D804
C819
10u/35V
C837
K0.1u
R807
5.1k
+5VD
S3.3V
S5V
R802
0(1608)
D805
C801
10u/35V
C808
10u/35V
L800 4.7u
L801 2.2u
D803
D801
C815 35V/47u
C830
K1u
C829
10u/10V
R825 27k
R826
47k
R822
47k
R821
27k
C822
4.7u/16V
C832
4.7u/16V
L802 4.7u
R847
470
R838
470
C826
K1000p
R846
470
C835
10u/10V
R836
3.9k
R837 4.7k
+1.2V
+12V
+24V
+3.3V
+5V
+2.5V(SPT)