Panasonic KX-MB2230JT

350
KX-MB2230JT/ KX-MB2270JT/ KX-MB2515JT/ KX-MB2545JT/ KX-MB2575JT/ DP-MB310JT
16.3.4. Main Board(4)
1
A
B
C
D
E
F
2
3
4
4/43/4
2/41/2
4 -1
KX-MB2270JT MAIN BOARD (No.4) (1/2)
AFEADC[1] AFEADC[2]
AFEADC[0]
AFEADC[3]
CCDCLK
1:4A
R552
1k
C534
K0.1u
NCCDON
1:4B
C552
Z0.1u(1608)
C541
K1000p
C540 K0.1u
C533
K0.1u
LEDONG
1:4B
R555
4.7k
AFEADC[0-3]
1:4B
C544
K0.01u
AFESIFDOUT
1:4B
CCDSH
1:4A
R519 10k
C537 K0.1u
AFESIFCLK
1:4B
LEDONR
1:4B
Q518
LEDONB
1:4B
C546
K0.01u
+3.3V
AFEVSMP
1:4A
C551 K1000p
C535
K1000p
LVIN
C553 K1000p
C531
10u/10V
C545
K1u
C539
K1000p
C519 K0.1u
C536
K0.1u
+3.3V
AFEMCLK
1:4A
AFESIFEN
1:4B
RESOLUTION
1:4A
DA500
( )
( )
2
1
3
C554 K1000p
C543
K0.1u
C550
NC
( )
C549
6.3V/100u
R610
NC
( )
C622
NC
( )
+24VA
C623
NC
( )
+3.3V
OPMB
1:2E
R620
NC
( )
OPPAPER
1:4E
C621
NC
( )
OPRST
1:2F
OPMA
1:2E
C626
NC
( )
SNOPF
1:1F
R621NC
( )
R615
NC
( )
OPMPWR
1:2F
R614
NC
( )
C624
NC
( )
C620
NC
( )
+3.3V
KSCLK
1:2D
R567
10k
R563
100
R561
1k
DAOUT
1:2C;6:3E
KTXD
1:2D
+3.3V
KSTART
1:2D
C557
J180p
OPERST
1:2D
R560
180
S3.3V
IC503
1
AGND2
2
DVDD1
18
VRX
19
VRLC/VB
3
VSMP
20
VINP
4
MCLK
17
VRT
5
DGND
16
VRB
6
SEN
15
AGND1
7
DVDD2
14
AVDD
8
SDI
13
OP3/SDO
9
SCK
12
OP2
10
OP0
11
OP1
+5VD
+5VD
C530
K0.1u
C521
( )
NC
+5VD
CN515
292161-8
1
2
3
4
5
6
7
8
OPPICK
1:4F R632NC
( )
C625
NC
( )
CN514
AP1
NC
1
24V
2
GND
3
OPMA
4
OPMXA
5
OPMB
6
OPMPWR
7
OPRST
8
SNOPF
9
OPPAPER
10
OPPICK
11
3.3V
Q517
B
C
E
Q516
B
C
E
Q514
B
C
E
R541
330
R544
330
R550
330
R554 680
R546 680
R542
680
R543
39(1608)
R549
56(1608)
R556
68(1608)
CN513
1
B
2
R
3
G
4
VLED
5
CLK
6
DG
7
SI
8
CNT
9
VREF
10
3.3V
11
DG
12
SIG
L504
12
34
R613
NC
( )
R635
NC
( )
R639
NC
( )
C628
NC
( )
C627
NC
( )
R643NC
( )
R645NC
( )
R648NC
( )
R640NC
( )
R618
NC
( )
R530
470
R521 47
OPMXA/OPSEN
1:2E
R539 1.8k
R398
NC
( )
R522
6.8
L510
15BD102
R559
15BD102
C547
NC
( )
R6504.7k
R6494.7k
R553
180
TO CIS
TO Option Cassette
TO OPE
KSTART
KTXD
KSCLK
OPERST
GND
5V
3.3V
BUZZER