Panasonic KX-MB2230JT

408
KX-MB2230JT/ KX-MB2270JT/ KX-MB2515JT/ KX-MB2545JT/ KX-MB2575JT/ DP-MB310JT
16.7.5. Main Board(5)
1
A
B
C
D
E
F
2
3
4
4/43/4
2/41/2
5 -1
DP-MB310JT 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
C812 NC
( )
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
D807
D806
21
3
Q815
C831
10u/10V
S5V
R840
F6.34k
LVIN
R810
0(1608)
C819
10u/35V
R802
0(1608)
C837
K0.1u
R808
F1.2k
R807
5.1k
Q801
R819
1k
IC802
1
CE
2
VIN
4
BST
5
GND
3
LX
6
VFB
R817 10k
R845
51
C863
K470p
+5VD
C820
Z0.1u
D804
S3.3V
Q802
D805
C801
10u/35V
C808
10u/35V
L800 4.7u
L801 2.2u
D803
D801
C830
K1u
C815
35V/47u
C829
10u/10V
R825 27k R821 27k
R826
47k
R822
47k
C822
4.7u/16V
C832
4.7u/16V
L802 4.7u
R847
470
R838
470
R846
470
C826
K1000p
C835
10u/10V
R836
3.9k
R837 4.7k
+1.2V
+12V
+24V
+3.3V
+2.5V(SPT)
+5V