Read Panasonic KX-TS2368RUW / KX-T2378MXW / KX-TS208W / KX-TS2368CAW / KX-TS208LXW Service Manual Supplement online
6
3.1.2.
For KX-T2378MX
[Changed from original section "18 SCHEMATIC DIAGRAM (BASE UNIT)"]
NC: No Components
( )
( )
( )
( )
( )
( )
( )
( )
( )
( )
( )
( )
+ -
- +
3
C426
K0.1
R444
10K
J19
C410
NC
C436
K2200p
J3
Q405
J47
Q109
C612
25V4.7
R601
8.2K
D601
J29
PIN8
J39
R121
10K
R434
2.2M
J14
C624
K0.01
J17
J11
C609 K0.1
R109
2.2K
C115
NC
R612
4.7K
R483
2.7M
R412
6.8K
J12
PIN26
R608 6.8K
R124
15
C114
10V47
PIN27
Q424
R436
680
Q423
PIN20
PIN12
R664
470K
J49
R125
10K
PIN18
C608
K0.015
SW510
11
12
13
PIN7
J41
R443
100K
R615
10K
Q603
BATTN
C616
K0.1
J61
J85
R613 100K
C601
6.3V1000
R618
2.2K
R604
4.7K
SP
VR601
NC
Q303
D401
R406
3.3M
TP603
C620
K0.012
R404
18K
SW510
8
9
7
C613
K0.068
C600
0
C630
Z1.0
R123
33
J72
R131
N
C
R667
12
R605
2.2M
R600
4.7K
C109
K0.01
C621
6.3V220
R126
3.9M
C618
6.3V33
J5
R409
22K
J71
R408
560
C617
6.3V100
C435
K0.1
TP601
PIN2
R666
4.7M
PIN24
C111
K0.01
R120
1.5K
C430
NC
C404
K0.1
R482
1.5M
J55
PIN15
R665
2.2M
C439
K1500p
J23
J10
J82
J45
Q604
J53
R407
2.2K
PIN16
R614
47K
C116
NC
R410
470K
C607
K0.027
J52
J83
PIN22
TP602
C405
K0.1
J1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R411
680
C427
NC
R130
820
PIN14
R619
22K
R401
33K
C619
25V4.7
PIN19
R606
30K
R437
15K
J18
PIN1
J46
J74
Q406
C610 50V1
D308
CN403
@pinN
NC
@pinN
NC
1
AGND
2
MIC
3
NC
4
SPTX-MUTE
5
HOOK
6
TR
7
SPVOL
8
RX-MUTE
9
VOL1
10
VOL2
11
VOL3
12
NC
13
SP-CS
14
VDD
15
GND
16
BATT+
17
BEEP
18
DTMF
19
TX-MUTE
20
PULSE
21
HEADSET
22
TONE
23
LINE1
24
LINE1(R)
25
LINE1(G)
26
LINE2
27
LINE2(R)
28
LINE2(G)
C106
16V10
R435
1.8K
J84
R127
3.9K
J64
J9
J36
J21
C481
K0.01
PIN25
PCB
C112
K0.1
D309
J54
C408
K0.022
J35
PIN11
R430
47K
PIN13
C614
6.3V47
R403
47K
C611 50V1
J62
R603
3.3K
C401
NC
J48
R128
47
TP611
C407
NC
J33
TP612
J32
J15
J2
C117
NC
R481
470K
J44
C602
K0.047
Q108
J13
C625
16V10
J73
BATTP
C113
K
0.033
Q492
J38
C626
K0.01
J51
C440
K3300p
PIN21
R445
10K
PIN4
PIN5
C622
K0.033
R611
18K
J16
R129
330K
C107
10V330
PIN28
R610
100K
J102
0
C606
K0.068
IC601
1
RR
2
ATX
3
TXI
4
TXO
5
TLI
6
TLO
7
RLI
8
RLO
9
MCI
10
MCO
11
CP1
12
CP2
13
XD1
14
SKG
15
SKO
16
V+
17
AGC
18
CS
19
SKI
20
VCC
21
VB
22
V-
23
XDC
24
VLC
25
ACF
26
RXO
27
RXI
28
RAX
NC
R616
D104
NC
J26
Q493
J28
C406
180P
R617
4.7K
C615
6.3V22
PIN17
R607
68K
Q602
C603
K0.033
PIN9
PIN10
J24
J81
PIN23
R405
33K
J37
J27
R432
22K
C605
K6800P
R602
2.7K
R609 3.3M
Q401
J31
Q491
PIN6
C108
K0.1
D106
6.2V
J34
J43
D602
R320
10K
D202
R206
18K
R207
10K
IC201
1
2
3
4
GND
5
6
7
8
VCC
R205
5.6K
C201
K0.047
R204
390K
C204
K0.047
C205
K0.22
C203
K2200
R208
4.7K
C202
6.3V47
R202
120K
R203 10K
R201
10K
Q201
D203
D204
D105
25V
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(11)
(11)
(10)
(12)
(13)
(13)
(14)
(15)
(17)
(16)
(18)
(19)
(20)
(22)
(23)
(24)
(25)
(21)
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