Panasonic KX-FB423CN, Руководство пользователя

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204
KX-FB423CN
15 示意图
15.1. 数字板 （PCB1）
TM0 TM1 TM2 TM3
+5VD
+24V
+24V
+5VD
IC503
1
VDD-1
2
D0
3
D1
4
D2
5
D3
6
NC6
7
WE
8
RAS
9
DA9
10
DA0
11
DA1
12
DA2
13
DA3
14
VDD-14
15
GND-15
16
DA4
17
DA5
18
DA6
19
DA7
20
DA8
21
NC21
22
OE
23
CAS
24
D4
25
D5
26
D6
27
D7
28
GND-28
+3.3VD
+5VD
+3.3VD
+3.3VD
+3.3VD
1
2
3
4 5
6
7
8
RA515
1
2
3
4 5
6
7
8
+5VD
CN515
1
CMA
2
CMB
3
CMXA
4
CMXB
5
COM
6
GND
+5VD
+24V
+5VD
+5VD
+5VD
+5VD
+5VD
+3.3VD
+5VD
CN513
1
COM
2
ASFMB
3
ASFMA
4
ASFMXA
5
ASFMXB
6
PG
7
ASFOPEN
8
FBOPEN
9
DOCU
10
LED
11
P.F
12
DG
+5VD
+5VD
C647
K1000p
C655
Z0.1u
C620 Z0.1u
C650
K1000p
C619 Z0.1u
C618
K1000p
C654
Z0.1u
C651
K1000p
C652
K1000p
C648
K1000p
C542
Z0.1u
C649
K1000p
C622
6.3V220u
R536
1.5K 1/2W
R680
4.7K
R664 3.3K
R675
100
R665 3.3K
R550 10K
R619
100K
R666 56K
R681
100
R673
100
R670
5.6K
R534
820
R687
100
R671
5.6K
R674
100
R645
2.2K
R660
4.7K
R548 10K
R644
4.7K
R502
4.7K
R685
2.2K
R501
5.6K
R661
2.2K
R669
330
R686
4.7K
R514
820
R679
5.6K
R668
330
R684 4.7K
R676
100
R678
56K
R620
2.2
R667 56K
R683
4.7K
R516
1.5K 1/2W
D501
D502
Q507
Q503
Q502
Q504
Q519
Q516
Q515
IC506
1 2 3 45
6 7 8
IC507
1
VOUT
2
VDD
3
GND
4
VDET
5
CE
IC520
1 A2
2 A1
3 A0
4 RESCS2
5 OPRBE
6 ROMCS
7 WR
8 RD
9 GND
10VDD
11D7
12D6
13D0
14D5
15D1
16D4
17
D2
18
D3
19
GND
20
PA0/DRB0
21
PA1/DRB1
22
PA2/DRB2
23
PA3/DRB3
24
PA4/DRB4
25
PA5/DRB5
26
PA6/DRB6
27
PA7/DRB7
28
GND
29
DRAMCS
30
DRPSEL
31
KOVER
32
CISMEN
33 PB7/A15
34 PB6/A14
35 PB5/A13
36 PC4
37 PC3
38 PC2
39 PC1
40 PC0
41 GND
42 VDD
43 ASFMEN
44 NEWSTB2
45 NEWSTB1
46 TXE
47 THLAT
48 THCLK
49
THDAT
50
STB2
51
STB1
52
PC7
53
PC6
54
PC5
55
MCHG
56
RESET
57
GND
58
FLASHCS
59
PB4/A12
60
PB3/A11
61
PB2/A10
62
PB1/A9
63
PB0/A8
64
A3
C630
NC
C629
NC
C505
NC
R733
NC
IC523
20
A0
19
A1
18
A2
17
A3
16
A4
15
A5
14
A6
13
A7
3
A8
2
A9
31
A10
1
A11
12
A12
4
A13
5
A14
11
A15
10
A16
6
A17
9
A18
24
VSS
8
VDD
32
OE
30
CE
7
WE
29
D7
28
D6
27
D5
26
D4
25
D3
23
D2
22
D1
21
D0
RA509
100
1
2
3
4
5
6
7
8
R753
10K
R752
10K
R751
10K
R750
10K
R749
10K
R748
10K
R747
10K
R746
10K
+5VD
C543
NC
SW1
1 23
4
J502
Z0.1u
C680
Z0.1u C681
RA510
100
1
2
3
4
5
6
7
8
10K
R672
+3.3VD
PS1
A K
C E
A
B
C657
K4700p
C658
K4700p
L529
L530
L507
L540
L541
L542
L543
1.25A F502
1.25A
F501
C628
Z0.1u
10K
R729
R730
10K
A[4] A[5] A[6] A[7] RBA[0] RBA[1] RBA[2] RBA[3]
RBA[5]
RBA[4]
RBA[3]
RBA[2]
RBA[1]
RBA[0]
A[12]
A[11]
A[10]
A[9]
A[8]
A[7]
A[6]
A[5]
A[4]
A[3]
A[2]
A[1]
A[0]
D[4]
D[1]
D[5]
D[0]
D[6]
D[7]
CISMEN
THCLK
THLAT
TXE
NEWSTB1
NEWSTB2
ASFMEN
NEWTHDAT
NEWTHCLK
NEWTHLAT
TONE2EN
THDAT STB2 STB1 CISPOS0 CISPOS1 SENLED2 CISMHLD CISON
A[0]
A[1]
A[2]
A[3]
D[2]
D[3]
DRB[5] DRB[4] DRB[3] DRB[2] DRB[1] DRB[0]
COVER
DRB[7] DRB[6]
RBA[4] RBA[5]
CISMHLD
A[0] A[1] A[2] A[3] A[4] A[5] A[6] A[8] A[9] A[10] A[11] A[12] RBA[0] RBA[1] RBA[2] A[7] RBA[3] RBA[4] RBA[5]
D[1] D[2] D[3] D[4] D[5] D[6] D[7]
NEWSTB2
THON
NEWSTB1
D[0]
DRB[0]
DRB[1]
DRB[2]
DRB[3]
DRB[4]
DRB[5]
DRB[6]
DRB[7]
RDPOS
DOCU
FBOPEN
ASFOPEN
PTOP
SENLED1
ASFMEN
ASFMHLD
MOADJ2
MOADJ1
OPRESET
TM0 TM1 TM2 TM3
TO CIS CARRIDGE
TO ANALOG BOARD
FLATBED Only
RA514
100
100
1/4
(2) (3) (4) (5) (6) (7) (9)
(10) (11)
(8) (1)
(51)
(52)
(53)
(54)
(55)
(56)
(57)
(58)
(59)
(61)
(62)
(63)
(64)
(65)
(66)
(60)
KX-FB423CN : DIGITAL BOARD (1/4)