Read Panasonic KX-FT57E Service Manual online
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119
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KX-FT57E
1. CONNECTION DIAGRAM
HSMIC+
HSSP-
HSSP+
HSSP+
HSMIC-
MIC
SPEAKER
+5VA
+5VD
+5VD
DG
PG
PG
AG
THPOWER
CN1
TO TELLINE
HAND
SET
SET
POWER
SUPPLY
BOARD
SUPPLY
BOARD
+5V
GND
GND
GND
GND
GND
+24V
+24V
+24V
SP-
SP+
SP+
MIC+
MIC-
MIC-
THERMAL
HEAD
HEAD
STB4
STB3
STB2
STB1
STB3
STB2
STB1
THER+
THER-
THER-
THDAT
THLAT
THCLK
THLAT
THCLK
+5V
GND
GND
GND
GND
GND
+24V
+24V
+24V
STB1
STB2
STB3
STB4
STB2
STB3
STB4
THCLK
THLAT
THDAT
THLAT
THDAT
A
B
B
NA
NB
COM
NB
COM
RX
MOTOR
MOTOR
TX
MOTOR
MOTOR
AIN
DG
FTG
FR
F2
F1
+5VD
DG
CCD
BOARD
BOARD
+24V
LED
LED ARRAY
RESET
KRXD
KTXD
KTXD
KSCLK
KLATCH
KSTART
DG
+5V
JOG1
JOG2
JOG2
NC
FG
RS
R/W
R/W
E
D4
D5
D6
D7
D4
D5
D6
D7
VSS
VDD
VDD
VO
LCD
(COG)
OPERATION
BOARD
DIGITAL
BOARD
BOARD
ANALOG BOARD
A
B
B
NA
NB
COM
NB
COM
1
2
2
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
1
2
3
4
5
2
3
4
5
1
2
3
4
5
2
3
4
5
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
11
12
11
12
12
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
CN1
RESV
CPC
CSI
CCLK
CBUSY1
CBUSY2
CSO
1
2
3
4
5
6
7
2
3
4
5
6
7
CN3
CN7
CN6
CN10
CN9
CN5
CN11
CUTPOS
1
2
2
CN8
SENSOR
GND
THPON
+24V
GND1
GND2
GND3
+5V
VRX
VTX
GND1
GND2
GND3
+5V
VRX
VTX
RX
TX
TONE1
TONE1
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
11
T2/BEL
/WR
/RD
/CS
/WR
/RD
/CS
D0
D1
D2
D3
D4
A0
D1
D2
D3
D4
A0
RESET
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
CN2
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
11
CN7
CN9
CN8
M24V
P13
1
2
2
1
2
2
2
3
4
5
3
4
5
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
CN6
CN5
CN4
CN3
THER+
THER-
THER-
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
11
12
13
14
15
1
2
3
4
5
6
2
3
4
5
6
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
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