Panasonic KX-MB1520FX7 Service Manual page 265

5
R644
47k 1:1E
(1)
FANON1
A
1:3E
(2)
FANDET1
+24V
8
IC504 VCC
GND
4
B
1:3D
(3)
SNPICK
1:3D
(4)
SNREG
1:1D
(5)
MMB
(6)
1:1D
MSEL1
C
(7) 1:1D
MSEL2
1:1D
(8)
MRST
(9) 1:1D
MMA
1:1E
(10)
MMPWR
D
+3.3V +5VD
+5VD
(11)
(12)
1:6A
(13)
AFEVSMP
1:6A
(14)
AFEMCLK
C533
+3.3V
(15)
K0.1u
(16) 1:6B
AFESIFEN
(17)
(18)
1:6B
AFESIFDOUT
(19) 1:6B
AFESIFCLK
(20)
1:6B
E (21)
AFEADC[0-3]
R541
1:6B
(22)
LEDONG
1.2k
1:6B
(23)
LEDONR
1:6B
(24) LEDONB
1:6A
(25)
CCDSH
R540
1:6A
(26)
CCDCLK
15BD182
F
6
+5V_SW
+5VD
+5V
+5V
Q801
R801 8.2k
C818
+24V
K0.22u
Q806
R819
F22k
R820
+3.3V
F820
R800
Q800
1k
R802
12k
+3.3V
+1.2V
+5VD
+3.3V
TO FUSER
CN503
1
2
3 R509 1k
4 R510 5.6k
1:1D
CRM0
1:1D
CRM2
1:1D
CRM3
1:1E
PWD
R538
100k
1:1E
CRMEN
1:1E
CRM5
1:1D
CRM4
1:1D
CRM1
265
KX-MB1520FX7/KX-MB1520FX8/KX-MB1520FXW/KX-MB1530FX7/KX-MB1530FXW
7
+3.3V
+5V
+3.3V
L800 4.7u
+5V
Q803
R808
F3.74k
C811
K470p
+24V
3B;1:1E
THRMSTR1
1:3E
POUT
Q522
R551
R568
47k
1k
R548
3.3k
25
24
I01
23
I11
22
VREF
21
CR1
20
PS
19
GND
18
NC3
17
TEST
16
CR2
15
NC2
14
I12
13
I02
IC502
R565 10k
KX-MB1520FX MAIN BOARD (No.2) (2/2)
8
2/2
+1.2V
+1.2V
Q802
L801 22u
S D
S D
G
G
R813 F2k
+24V
Q805
R814 F22k
R818
R816 1k
F820
Q804
R815
10k
C812
10u/10V
0(1608)
R395
0(1608)
R396
0(1608)
R397
R398 0(1608)
+24V
Q515
R557
47k
TO FBM
CN509
1
PHA1
2
PGND
AP1
3
VM1
4
OUT1A
5
2
RNF1
6
OUT1B
FIN
3
7
OUT2B
8
4
RNF2
9
OUT2A
10
VM2
11
NC1
12
PHA2
2
-2
1
CR_A
CR_XA
CR_XB
CR_B