31
KX-TS2388RUB/KX-TS2388RUW/KX-TS2388CAB/KX-TS2388CAW/KX-TS2388UAB/KX-TS2388UAW
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
(19)
(20)
(21)
(22)
(23)
(24)
(25)
(26)
(27)
(28)
(29)
(30)
(31)
(32)
(33)
(34)
(35)
(36)
(37)
(38)
(39)
(40)
(41)
(42)
(43)
(44)
(47)
(45)
(46)
C
C
AGC
PULSE MUTE /
LINE SEIZER
EX-HOOK
DETECT
PULSE
SHAPE
HOOK DETEC T
IN-US E
DETECT
TONE
DETECT
PULSE SHAP E
PATTERN
Hi-impedanc e
circuit
RINGER DETECT
f
CN1
CN3-1
CN3-2
RED
WHITE
WHITE
RED
LED
2AP
LED
2AP
CONTRO L
CIRCUIT
for batter y
consumption
FSK / DTM F
WAKEUP CIRCUI T
SW101
1
3
2
4
6
5
FL
T
1
NC
1
4
2
3
JP101
*POS10
1
*SA102
NC
2
1
*L10 1
33u
*L10 2
33u
JJ10 1
1
2
IC302
1
VI N
2
GND
4
NC
5
VOU T
3
STBY
JP301
JP302
JP304
JP303
*IC501
1
OUT 1
2
IN-1
6
IN-2
7
OUT 2
3
IN+ 1
8
VDD
4
VSS
5
IN+ 2
*PC101
u
1
23
4
*JP 1
NC
*SW1
NC
4
C
1
2
3
5
6
PC1
1
2
3
4
Q201
Q603
*Q652
NC
JP
7
J6
JP
5
J2
J1
J24
J7
J3
9
*SW2
4
2
1
12
11
6
9
7
5
10
3
8
J3
2
J33
J3
5
J4
5
J5
J21
J8
J34
J36
J46
J4
J38
J2
0
JP4
J47
J48
J37
JP31
0
IC301
NC
1
VI N
2
GN D
4
NC
5
VOU T
3
STBY
Q301
NC
J27
D101
4
1
3
2
Q103
Q102
NC
*Q502
Q108
*Q653
NC
Q104
Q110
*Q109
*Q106
NC
*Q111
C10
3
0.01
u
NC
C10
4
0.01
u
C2
NC
C102
680p 500V
C101
680p 500V
C30
2
0.1
u
C30
3
0.1
u
C20
4
0.047
u
C20
6
NC
C20
5
0.1
u
C203
2200p
C52
0
0.01
u
500
V
C50
0
0.01
u
500
V
C3
0.068
u
*C50
7
68
p
*C50
8
0.1
u
*C51
0
0.1
u
*C51
1
0.1
u
*C509
2200p
*C51
2
0.01
u
*C532
NC
C6
0.01 u
C11
5
1u
*C10
5
0.056
u
C13
0
0.1
u
C20
1
0.047
u
*C52
2
NC
*C50
2
N
C
*C50
1
1500
p
*C52
1
1500
p
*C52
3
820
p
*C50
3
820
p
C551
0.01 u
C552
0.01 u
C55
3
330
p
C55
4
1000
p
*C11
6
NC
*C1 1u
250
*C200
NC
*C30
0
N
C
*C10
0
N
C
*R10
6
390
K
*R180
0
*R18
21
.8
k
*R181
NC
*R18
3
NC
*R18
4
NC
*R10
9
NC
*R11
2
22
0
R11
4
N
C
*R115
10k
R10
2
NC
*R10
5
180
k
R12
9
NC
R10
1
NC
*R13
1
N
C
R12
1
3.3
M
R204
390k
R20
5
5.6
k
R20
3
10
k
R20
7
10
k
R20
6
18
k
R20
2
120
k
R20
8
4.7
k
R62
2
10
k
R20
1
10
k
*R65
4
NC
*R65
5
NC
R3
2
7
k
R
4
330
k
*R
6
N
C
*R52
2
180
k
*R50
2
180
k
*R50
6
1.2
k
*R50
8
3.3
M
*R50
7
330
k
*R509
27k
*R51
0
390
k
*R51
1
1
M
*R51
2
100
k
*R51
3
1
M
*R514
47k
*R515
10k
*R51
6
220
k
R51
7
1
M
*R532
NC
R12
8
10
k
*R123
270k
R12
5
NC
*R65
1
NC
*R65
2
NC
*R653
NC
*R65
6
NC
*R657
NC
NC R660
NC
R7
0
R8
10k
*R9
39K
R5
47k
R10
10k
R10
4
4.7
k
*R11
0
N
C
R12
6
47
k
R127
6.8 k
*R11
3
2.2
k
*R124
2.2 k
R13
0
9
0
2
R
k
0
0
1
NC
*R52
1
N
C
*R50
1
N
C
*R50
5
330
k
R55
5
3.3
M
R55
7
3.3
M
R551
27K
R552
27K
R553
22K
R554
22K
R55
8
10
R55
6
NC
R56
1
NC
R56
2
NC
*R1
1.8k (0.5W )
*R2
0
R12
0
4.7
M
R12
2
1M
*R10
3
100
k
*R111 NC
*R50
3
150
k
*R52
3
150
k
R10
7
680
k
R10 8
56k
R132
470K
R30
1
NC
GND
*C18
0
NC
*C11
1
10
u
1
6
V
C30
1
1000
u
6.3
V
C30
4
1000
u
6.3
V
C4
4
.7
u
5
0
*C65
1
NC
*C65
2
NC
C5
1u 50
C11
4
220
u
1
6
V
C20
2
47
u
6
.3
V
*Q101
*Q105
NC
*Q181
NC
Q601
*Q65
1
NC
*Q501
SA101
NC
*D1
1
NC
*D1
2
NC
D11
2
NC
*D10
2
18
V
D10
6
18
V
D303
NC
D201
*D65
4
NC
*D1
D50
5
D55
1
D55
3
D55
4
D55
2
*D6
*D5
*D4
*D3
*D10
7
NC
D301
D20
2
D10
8
D105
D30
2
3
0
6
D
2
0
1
P
T
1
0
1
P
T
1
P
T
2
P
T
P
T
T
A
B
M
T
T
A
B
TP1
9
RXMUT
E
TP2
0
CID
W
IC1
1
LINE
1
2
GN
D
3
Cs
w
4
Ra
5
OU
T
6
NC
7
Cr
8
LINE
2
IC201
1
AOU T
2
A-I N
3
A+I N
4
GND
5
B+I N
6
B-I N
7
BOUT
8
V+
TP1
8
INUS
E
L201
J49
NC
L651
PCB
CN2
CN1
*CN3- 1
*CN3- 2
C10
7
D10
4
Handset Sending
Handset Receiving
KX-TS2388RU/UA/CA SCHEMATIC DIAGRAM (Main)
NC: No Components
Speaker Phone Sending
Speaker Phone Receiving
Ringer