Panasonic KX-FHD331 - Connections and Setup; Case 3: Call Reception on Shared Line

21
KX-FHD331/KX-FHD332
18
KX-FHD331/KX-FHD332
FAX TX Signal FAX RX Signal
C654
Z0.1u
( )
C655
NC
+24V1
+3.3VD
CN517
1
AG
2
+5V
3
LINETX
4
LINERX
5
ON-MREN
6
HSTX
7
HSRX
8
P-SHORT
9
DCN
10
EXTHOOK
11
+24V
12
LINERLY
13
BELL
14
HOOK
15
SPMUTE
16
SPOUT
C588
50V10u
Q509
+5VA1
( )
C562
NC
R622
330
1 2 3 4 5 6 7
VSS
8 9 10 11 12 13 14
VDD
R593
56K
C582
Z0.1u
R575
10K
R572
1.8M
R573
2.2K
C576
K0.1u
( )
R732
NC
C626
Z0.1u
R586
15K
+12V
R600
47K
R585
470K
R587
47K
L808
0
L807
0
L809
0
+12V
+5VA
L805
0
C600
J56p
C670
K1000p
L806
0
L804
0
C803
( )
NC
+5VA1
( )
C563
NC
C584
J180p
+5VA
L802
0
L801
0
R581
10K
L810
0
L803
0
( )
C802
NC
Q510
C579
K0.1u
( )
C822
NC
C601
K0.1u
+3.3VD
Q508
R584
3.9K
R574
1.5K
+24VA
1
2 3
4 8
R597
330K
C625
6.3V100u
R554
4.7K
Q511
R568 10K
+5VA1
C570
K0.027u
( )
C624
NC
C581
K0.022u
C568
K1000p
5 6
7
R589
220K
C586
K0.1u
R590
220K
Q524
C585
Z0.1u
( )
C561
NC
R594
6.8K
R569 68K
( )
C587
NC
R566
1K
+24VA
R577 0
R570
470K
C560 Z0.1u
C572
K0.01u
10K
RA513
1
2
3
45
6
7
8
+12V
Q517
PS501
A K
C E
56K
R678
5.6K
R679
330
R677
K1000p
C651
+5VD +5VD
+24V1
( )
FLT801
NC
1
2
3
L213
0
L214
0
C880
( )
NC
( )
R892
NC
( )
R902
NC
+3.3VD
( )
C908
NC
( )
C909
NC
( )
R913
NC
( )
R914
NC
( )
C910
NC
( )
C911
NC
( )
R915
NC
( )
R916
NC
( )
C912
NC
( )
R917
NC
( )
R918
NC
( )
R919
NC
( )
R920
NC
( )
R921
NC
( )
Q526
NC
( )
Q527
NC
+5VA1
1
A2
2
A1
3
A0
4
XRESCS2
5
XOPRBE
6
XROMCS
7
XWR
8
XRD
9
GND-9
10
VDD-10
11
D7
12
D6
13
D0
14
D5
15
D1
16
D4
17D2 18D3 19GND-19 20PA0/DRB0 21PA1/DRB1 22PA2/DRB2 23PA3/DRB3 24PA4/DRB4 25PA5/DRB5 26PA6/DRB6 27PA7/DRB7 28GND-28 29DRAMCS 30DRPSEL 31KOVER 32
CISMEN
33
PB7/A15
34PB6/A14
35PB5/A13
36PC4
37PC3
38PC2
39PC1
40PC0
41GND-41
42VDD-42
43ASFMEN
44NEWSTB2
45NEWSTB1
46TXE
47THLAT
48THCLK
49
THDAT
50
STB2
51
STB1
52
PC7
53
PC6
54
PC5
55
MCHG
56
XRESET
57
GND-57
58
FLASHCS
59
PB4/A12
60
PB3/A11
61
PB2/A10
62
PB1/A9
63
PB0/A8
64
A3
B A
6.3V100u
C914
( )
R925
NC
( )
R926
NC
( )
R927
NC
L862
R579
62K
C571
K0.039u
C580
J33p
R583
33K
R591
10K
R571
2.2M
R580
150K
D[7]
D[6]
D[0]
D[5]
D[1]
D[4]
D[2]
D[3]
BELL HOOK SPMUTE
A[0]
A[1]
A[2]
A[3]
TONE2EN
KOVER
PTOP
THDAT STB2 STB1 MDMTXEN OF-MREN HSRXEN
THCLK
THLAT
NEWSTB1
NEWSTB2
THON
NEWTHDAT
NEWTHCLK
NEWTHLAT
TONE2EN
COVER
SENLED1
HSTXMUTE
EXTHOOK
ACK_EN
TONE1EN MDMTXEN HSRXEN OF-MREN
ON-MREN
P_SHORT
LINERLY
TO ANALOG UNIT
IC509
IC511
-2
IC511
-1
IC520
(a) (b)
(c)
(d) (e)
(f)
(g) (h)
(i) (j)
(k)
(m)
(n) (p)
3/4
KX-FHD331 : NEW DIGITAL BOARD (3/4)
(12)(13)
(16)
(14) (17)(15)
(18)
(19) (21)(20) (24)(22) (23)
KX-FHD331 / KX-FHD332
14