30
KX-TS2388RUB/KX-TS2388RUW/KX-TS2388CAB/KX-TS2388CAW/KX-TS2388UAB/KX-TS2388UAW
11.2. Schematic Diagram (Main)
NC: No Components
(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)
AGC
AGC
MIC +
SP -
MIC -
SP +
DTM F
MUSIC
CN2
DUMMY RING
MIC +
SP-CS (O
)
Pulse Mute (O
)
Ring Detect (I
)
Headset Detect (I
)
V
OL 1 (O
)
V
OL 2 (O
)
V
OL 3 (O
)
RELA
Y
(O
)
*VR401
1k
1
2
3
JJ40 1
3
2
4
1
1
RR
2
RTX
26
RXO
27
RXI
3
TX I
28
RRX
4
TXO
25
ACF
5
TLI
24
VLC
6
TLO
23
XDC
7
RL I
22
Gn d
8
RLO
21
VB
9
MCI
20
VCC
10
MCO
19
SK I
11
CP1
18
*CS
12
CP2
17
AGC
13
XDI
16
V+
14
SKG
15
SK O
*VR48
1
500
k
1
2
3
*VR402
200k
1
2
3
Q421
JJ40 2
3
2
5
4
1
6
T1
1
3
4
6
2
*Q182
NC
*Q183
NC
Q482
Q602
*J2
2
J10
J3
1
J1
3
Q404
Q40 7
Q40
6
5
B1
4
E
3
B2
2
C
2
1
C
1
J2
8
J40
J1
1
*J2
3
NC
SP
1
+
2
-
J1
7
J1
8
J3
J9
J19
J42
J30
J44
*Q2
J16
J2
5
J14
J15
JP10
JP11
J41
*Q48
8
NC
1
A0
2
A1
14
SC
L
15
SD
A
3
A2
16
VD
D
4
IO
0
13
*IN
T
5
IO
1
12
IO
7
6
IO
2
11
IO
6
7
IO
3
10
IO
5
8
VS
S
9
IO
4
Q401
Q403
Q402
*Q107
Q422
Q1
Q426
Q481
*Q654
NC
Q40 8
C11
2
NC
*C41
6
NC
C41
7
NC
*C18
1
NC
C41
8
N
C
*C409
NC
*C108
NC
C402
NC
C401
0.1 u
C404
0.1 u
C405
0.1 u
*C407
NC
C11
3
NC
C609
0.1 u
C607
0.027 u
C613
0.068 u
C608
0.022 u
C620
0.033 u
C616
0.1 u
C622
0.1 u
C62
3
0.01
u
C425
0.1 u
*C42
8
NC
*C427
1000p
*C423
NC
C90
1
NC
*C653
NC
*C65
4
NC
C7
0.1
u
*C10
9
8200
p
C403
0.01 u
*C406
330p
*C408
0.018 p
C41
5
0.01
u
C431
0.015 u
*C60
2
0.047
u
C606
0.068 u
C60
5
0.015
u
*C603
0.033 u
C485
0.01 u
*C48
3
1500
p
C48
6
100
p
*C422
6800p
*C42
4
1800
p
*C426
100p
C429
0.1 u
*C
8
0
.1
u
C9
NC
C41
2
0.1
u
C41
3
0.1
u
*C41
4
0.1
u
C610
1u
C611
1u
*C62
4
NC
*C48
1
1000
p
C432
0.015 u
*C11
7
*C48
2
1000
p
*C600
NC
R116
270
*R40
4
56
R401
1k
*R41
1
2.2
k
*R18
5
NC
R11
9
15
*R416
NC
R606
30k
R607
68k
R605
2.2 M
R608
4.7 k
R609
2.7 M
R603
3.3 k
R60
4
4.7
k
*R60
0
3.3
k
*R60
1
10
K
R61
0
100
k
R611
18k
R612
1.8 k
R613
100k
R614
47k
R61
5
1
0
k
R61
6
4.7
k
R617
2.2 k
R49
1
1
20
K
*R48
3
NC
*R48
4
NC
*R42
5
1.8
M
*R422
NC
*R18
6
NC
R90
1
0
R65
8
*R65
9
NC
*R11
7
10
k
*R11
8
56
k
R40
2
2.2
M
R40
3
2.7
k
R40
6
3
30
k
R405
12k
R417
27k
*R41
0
1.8
M
*R41
2
18
0
*R413
22k
*R41
4
330
k
*R41
5
68
0
R602
2.7 K
R618
8.2 k
R487
10k
*R481
6.8 k
*R485
0
R421
2.7 k
R42
8
0
*R423
6.8 k
R42
4
2
20
k
*R42
7
82
R429
10k
*R42
6
2.7
k
*R12
82K
*R11
560K
*R13
18K
R621
82k
R620
39k
R619
18k
*R40
7
12
K
*R40
8
5.6
K
*R40
9
2.7
K
R90
4
1
.0
M
R90
3
2
.7
M
R49
0
1
50
K
R62
3
1
M
R44
0
47
k
R44
2
100
k
R81
2
1
50
k
R81
1
47
k
R48
9
10
k
*R486
6.8 k
R44
1
100
k
*R430
0
*R488
0
*R480
NC
J10 0
0
L40
3
L401
L10
7
L412
L405
L406
L40
7
L40
8
L41
1
0
L424
*L42 5
0
*L42
3
0
L42
2
L40
4
L41
0
L409
L40
2
C11
0
01
6
C410
10u 16V
C4
11
NC
C601
1000u
6.3 V
C62
1
1
00
u
6
.3
V
*C43
0
NC
*C65
5
N
C
C10
6
330
u
6.3
V
*C421
NC
C617
47u 6.3 V
C619
4.7 u 16V
C618
33u 16V
C615
22u 16V
C61
4
47
u
6
.3
V
C612
4.7 u 16V
*D10
3
5.1
V
*D65
5
NC
D60
2
D40
1
D40
2
D601
*D65
3
NC
D404
D40
3
D80
1
*D652
NC
4
0
6
D
2
0
6
P
T
3
0
6
P
T
1
0
4
P
T
2
0
4
P
T
3
0
4
P
T
1
1
6
P
T
2
1
6
P
T
TP2
1
MIC -
TP2
2
MIC +
TP2
5
SC
L
TP2
4
MUSIC / DTM
F
TP2
3
BEEP / DRIN
G
TP1
2
VS
S
TP1
6
PULS
E
TP1
3
HOO
K
TP1
7
TO
N
E
TP2
8
VD
D
TP3
0
RIN
G
TP2
9
TI
P
TP2
7
W
AKEU
P
TP1
4
BA
TT
P
TP1
5
A
CKMUT
E
TP1
1
SD
A
TP2
6
TXMUT
E
L421
J26
*C44
1
NC
NC
IC851
IC601