Panasonic KX-FT901CX-B

17.2. ANALOG BOARD (PCB2)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(14)
(15)
(13)
+5V
AG
+5V
AG
+2.0V
+5V
+24V
+5V
AG
AG
AG
AG
+12V
J24
PC1
NC
( )
A
KE
C
+5V
+5V
+24VA
IC3 -2
5
6
7
AG
AG
AG
AG
AG
AG
AG
AGAG
AG
IC3 -1
1
2
3
4
8
AG
+12V
+24VA +24V
AG
AG
+2.0V
C16
( )
NC
C1
K0.01u
C21
K0.022u
C14
K3300p
C3
NC
( )
C18
NC
( )
K0.1u
C12
C17
K0.022u
C8
J100p
C31
K0.047u
C7
Z0.1u
C28
NC
( )
C2
K0.01u
C5
K0.01u
C27
NC
( )
C19
K0.056u
K0.022u
C26
C34
NC
( )
C9
( )
NC
( )
C13
NC
C20
Z0.1u
C25
Z0.1u
K0.039u
C11
( )
C22
NC
50V4.7u
C29
C15
16V10u
C30
NC
( )
C6
6.3V47u
C10
NC
( )
50V4.7u
C4
L1
0
L10
0
L2
0
L7
0
L6 0
L8
0
L4
0
L5
0
L3
0
L9
0
8.2K
R30
R33
NC
R2
10K
R12
4.7K
R3
100
R27
NC
( )
R8
10K
39K
R22
R24
120K
R21
220K
R4
4.7K
R15
2.2M
0
R5
R37
NC
( )
R40
0
R31
NC
( ) ( )
R11
120K
R26
10K
R7
100
R9
6.2K
470KR25
R28
220 1/4W
R20
220K
R39
NC
( )
R29
0
R23
5.1K
33K
R16
R14
1.6K
15K
R35
R6
4.7K
R38
NC
( )
R1
100
R18 75K
R13
75K
R10
160K
5.6K
R34
82K
R17
6.8K
R32
D3
5.6V
D2
5.6V
D1
4.7V
Q1
Q6
NC
( )
Q2
Q3
Q5
NC
( )
Q4
NC
( )
SW2
12
34
T1
( )
NC
1
2
3
4
6
T2
1
2
34
5
CN1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
SW1
1
2
3
4
SW3
1
2
3
4
( )
D15
NC
J27pC24
Immunity countermeasure part
+24V
AG
+5V
PAPER
LINETX
TONE1
RLY
CPC
JAM
P_SHORT
BELL
HOOK
LINERX
MONRX
H/STX_MUTE
H/SRX
+2V
FAX TX
+12V
NO PAPER: 5V
PAPER: 0V
JAM SW
NO PAPER: 5V
PAPER: 0V
PEPAR SW
ON-HOOK: 5V
HOOK SW
OFF-HOOK: 0V
2V
BELL DETECT
5V
0V
179
KX-FT901CX-B / KX-FT903CX-B / KX-FT901CX-W / KX-FT903CX-W / KX-FT901CX-S / KX-FT903CX-S