Text preview for : 16_02_02.pdf part of PANASONIC KX-FT938 SERVICE MANUAL
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(1)
+5V
)
R77
NC
+5V R83 1K
R86
NC C68
)
) (
NC
(
(
C
A K
PC6
2
D10
3 4
NC
NC
FAX TX signal FAX RX signal
E C E A PC5
D13
)
Q12
1
(2)
K
(
NC
)
)
C67
R84
D15
(
NC
)
( ) NC C52 K680p )
R85 NC
)
R88
NC
NC
(
(
Q9
(3) (4)
AG
(
AG
(
C53 K680p
R41
JJ1
L31
(
50V2.2u L19
1
)
NC 300/310V
TO TEL LINE CN3
1 a 2 b
(5) (6)
R54
NC
RLY1-1
(
220 1/4W C43 R35 22K
1 4
)
4 3 5
L32 W5NL5T 3000V
SA1
2
3
ZNR1
4
POS1
JJ2
R38 47K 1/2W
2
3
NC
C38 250V1u
AG
(8)
PC1
C E AK KA
(
JJ4
L25
NC
)
(
NC
)
SA2
(7)
(
PC2
JJ 3
K0.01u
NC
+5V
(PU AT DIGITAL BOARD)
)
L33
TO EXT. TEL CN4 NC
D4 5.6V
AG
D5 5.6V
R45
L26
()
1 b 2 a
(
22k 1/2W
) NC
(9)
(10)
R48 4.7K
C50 K0.056u Q8 R63 1M
R61
DA1
T3
NC
3
R62
NC )
( NC
) NC
)
NC
4
1A
2K 1K2A
)
()
(
)
2 1
(
R59
(
NC
6
C65
(
+24V
AG
AG
(11) (12)
10K
K0.1u
D8
1
C34 J120p R42 C47 820K R57 6.3V47u 330 1.5K R55 L17 0
+5V
Q7
AG
IC1-2
6 5
R49 C36 D10p R50 +2.0V
10K
C41
K0.027u
AG
(13)
2.2K
7
L23 L21 FLT3
8
10K
C40
K0.027u
2
R60
C51
RLY1-2
NC
CN2
1 HSMIC 2 HSSP+ 3 HSSP4 HSMIC +
220K
( ) NC
R40
R44
C37
1 2 3 4
L14
K0.01u
R52 22
1.5K
C46
C48
L15 0
K0.01u R56
0
+5V
7 6 5
AG
47K
6.3V47u
R51
C42
C44
L16
K4700p
D6
C39
AG
C45 16V10u
AG
R43
AG
330
D7
AG
C49
0
K0.1u
18K
K0.01u
(14)
L11
C33
R46
0
Q6
( ) NC
R58
L22 L24
0
KX-FT938FX : ANALOG BOARD SCHEMATIC DIAGRAM