Read Panasonic KX-TS2388CAB / KX-TS2388CAW / KX-TS2388RUB / KX-TS2388RUW / KX-TS2388UAB / KX-TS2388UAW Service Manual Supplement online
10
3.1.4.
KX-TS880ML
[Changed from original section "11.2. Schematic Diagram (Main)"]
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NC: No Components
*VR401
1k
1
2
3
*JJ401
3
2
4
1
IC601
1
RR
2
RTX
26
RXO
27
RXI
3
TXI
28
RRX
4
TXO
25
ACF
5
TLI
24
VLC
6
TLO
23
XDC
7
RLI
22
Gnd
8
RLO
21
VB
9
MCI
20
VCC
10
MCO
19
SKI
11
CP1
18
*CS
12
CP2
17
AGC
13
XDI
16
V+
14
SKG
15
SKO
*VR481
500k
1
2
3
*VR402
200k
1
2
3
Q421
JJ402
3
2
5
4
1
6
T1
1
3
4
6
2
*Q182
*Q183
*Q482
*Q602
*J22
NC
*J24
*J10
NC
J31
J45
J13
W6NL10T
Q404
*Q407
*Q406
5
B1
4
E
3
B2
2
C2
1
C1
J28
W6NL10T
J40
J46
J11
*J23
NC
SP
1
+
2
-
J17
J18
J3
J9
J19
J42
JP4
J30
*J44
NC
*Q2
NC
J16
J47
J25
J14
*J15
JP10
JP11
J41
*Q488
NC
IC851
1
A0
2
A1
14
SCL
15
SDA
3
A2
16
VDD
4
IO0
13
*INT
5
IO1
12
IO7
6
IO2
11
IO6
7
IO3
10
IO5
8
VSS
9
IO4
Q401
*Q403
Q402
*Q107
Q422
*Q1
*Q426
*Q481
*Q654
NC
Q408
C107
NC
C112
NC
*C416
NC
C417
NC
*C181
NC
C418
NC
*C409
NC
*C108
NC
C402
NC
C401
0.1u
C404
0.1u
C405
0.1u
*C407
NC
C113
NC
C609
0.1u
C607
0.027u
C613
0.068u
C608
0.022u
C620
0.033u
C616
0.1u
C622
0.047u
C623
0.01u
C425
0.1u
*C428
NC
*C427
1000p
*C423
NC
*C901
4.7n
*C653
NC
*C654
NC
C7
0.1u
*C105
NC
*C109
1500p
C403
0.01u
*C406
180p
*C408
0.018u
C415
0.01u
C431
0.015u
*C602
0.047u
C606
0.068u
*C605
0.015u
*C603
0.033u
C485
0.01u
*C483
1000p
*C486
8.2n
*C422
0.01u
*C424
NC
*C426
100p
C429
0.1u
*C8
NC
C9
NC
C412
0.1u
C413
0.1u
*C414
0.1u
C610
1u
C611
1u
*C624
NC
*C481
1000p
C432
0.015u
*C117
NC
*C482
1000p
*C600
NC
*R116
270
*R404
56
*R112
0
*R115
10K
R401
1k
*R411
3.3k
*R185
NC
*R119
15
*R416
NC
R129
NC
R606
30k
R607
68k
R605
2.2M
R608
4.7k
R609
2.7M
R603
3.3k
R604
4.7k
*R600
3.3k
*R601
8.2K
R610
100k
R611
18k
R612
1.8k
R613
100k
R614
47k
R615
10k
R616
4.7k
R617
2.2k
R491
120K
*R483
NC
*R484
NC
*R425
3.9M
*R422
NC
*R186
NC
*R901
10k
*R656
NC
*R657
NC
R658
NC
R660
NC
*R659
NC
R5
47k
*R117
8.2k
*R118
56K
*R402
2.7M
R403
2.7k
R406
330k
R405
12k
*R417
27k
*R410
3.3M
*R412
270
*R413
10k
*R414
330k
*R415
470
R602
2.7K
R618
12k
R487
10k
*R481
6.8k
*R485
0
R421
2.7k
*R423
4.7K
R424
220k
*R427
47
R429
10k
*R426
3.9K
*R12
NC
*R11
NC
*R13
NC
R621
82k
R620
39k
R619
18k
*R407
10K
*R408
4.7K
*R409
2.2K
R904
1.0M
*R903
2.7M
*R490
150K
R623
1M
R440
47k
R442
100k
R812
150k
R811
47k
R489
10k
*R486
6.8k
R441
100k
*R430
0
*R488
22k
*R480
NC
J100
0
*L403
*L401
L412
L405
L406
L407
L408
L411
0
L424
*L425
*L423
L422
L404
L410
L409
L402
*C110
0
*C111
22u
16V
*C410
10u 16V
C411
NC
*C601
1000u
6.3V
*C621
100u
6.3V
*C430
NC
*C652
NC
*C655
NC
*C106
330u
6.3V
*C421
NC
*C617
47u 6.3V
*C619
4.7u 16V
*C618
33u 16V
*C615
22u 16V
*C612
4.7u 16V
D104
NC
*D103
4.3V
*D655
NC
D602
*D401
*D402
*D601
*D653
NC
*D404
*D403
*D801
*D652
NC
*D603
D604
TP602
TP603
TP401
TP402
TP403
TP611
TP612
TP21
MIC -
TP22
MIC +
TP25
SCL
TP24
MUSIC / DTMF
TP23
BEEP / DRING
TP19
RXMUTE
TP12
VSS
TP20
CIDW
TP16
PULSE
TP13
HOOK
TP17
TONE
TP28
VDD
TP30
RING
TP29
TIP
TP27
WAKEUP
TP14
BATTP
TP15
ACKMUTE
TP11
SDA
TP26
TXMUTE
TP18
INUSE
L421
J26
*C441
NC
*R701
1K
JA1
D605
NC
*L107
*#1AP2H
*C614
47u
6.3V
AGC
AGC
MIC +
SP -
MIC -
SP +
DTMF
MUSIC
CN2
DUMMY RING
MIC +
SP-CS (O)
Pulse Mute (O)
Ring Detect (I)
Headset Detect (I)
VOL 1 (O)
VOL 2 (O)
VOL 3 (O)
RELAY (O)
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