Panasonic KX-TS2570UAB / KX-TS2570UAW Service Manual ▷ View online
33
KX-TS2570UAB/KX-TS2570UAW
33uH
L1
33uH
L2
K680P
C101
K680P
C102
Q103
4.7K
R108
Q104
C106
16V10
15K
R121
Q108
K0.022
C113
16V10
C114
K1500P/500V
C501
C304
Z0.1
C303
10V100
6.3V22
C305
R125
1K
C118
K0.1
10V22
C428
R418
100K
Q402
R419
22K
PC2
1
2
3
4
IC1
1
VDD
2
CONT
3
LFI
4
LFO
5
VSS
6 HFO
7
HFI
8
OUT
C111
SW101
CN301
1
2
JJ102
DATA
JJ101
TEL
1
2
R120
0
R420
47K
CN401
1
MIC(+)
2
MIC(-)
3
SP(+)
4
SP(-)
Q401
R413
3.3M
R414
2.2K
C416
K0.1
R412
68K
R411
10K
R410
3.3K
C417
K0.01
R307
100K
K1500P/500V
C502
R123
33
K0.01
C117
15(1/2W)
R124
K0.1
C415
R430
0
C116
NC
R119
2.2K
1K
R130
100K
R113
R415
390
L303
0
UTX
GND
JTIO
URX
DC2
TP101
TP401
TP402
TP403
0
R305
R910
1.5M
C905
K0.01
C421
J100P
R417
470K
CN402
Headset Jack
1
5
4
3
2
C302
NC
DC1
C414
K2200P
D304
1M
R504
1M
R503
180K
R501
180K
R502
K1000P
C503
K1000P
C504
4.7K
R1
330K
R3
50V0.22
C3
39K
R2
R5
47K
Q2
Q1
120K
R4
C5
K8200P
Q301
+3.2V
100
R985
1K
R986
1K
R987
PC1
1
2
3
4
CP1
LED804
D2
C105
16V220
D103
R118
4.7K
R116
47K
C110
K1.0
R117
6.8K
Q107
470K
R112
R103
1M
R304
100K
IC304
4.0V
1
VIN
2
VSS
3
NC
4
NC
5
VOUT
C108
K0.01
IC305
4.0V
1
VIN
2
VSS
3
NC
4
NC
5
VOUT
D306
C311
Z0.1
C313
Z0.1
Q109
R107
680K
50V1
C4
R6
0
IC303
5.0V
VCC
VOUT
NC
GND
R301
22K
D3
D4
D5
D6
D7
D8
D9
D10
30V
D1
PC3
NC
1
23
4
R10
NC
R9
NC
R7
10K
C6
K0.1
D905
4.7V
D904
4.7V
D903
4.7V
47K
R106
C107
10V330
C103
Z0.01
4.7K
R115
R114
NC
2.2M
R102
2.7M
R104
NC
R105
Q101
10M
R101
Q102
6.3V330
C307
D105
R303
12
Z0.1
C317
R306
12
C308
6.3V330
Z0.1
C315
6.3V330
C316
Z0.1
C306
C312
6.3V22
C309
K0.1
6.2V
D106
R936
8.2K
C954
K1500P
R937
8.2K
C953
K1500P
C120
J10P
C951
K0.033
R996
1K
R994
10K
R995
10K
TP901
C104
K4700P
18V
D104
CP2
C1
250V1.0
R302
NC
C420
K1000P
C418 NC
R416
NC
C310
10V100
Q3
50V4.7
C2
R11
NC
R422
33
C422
NC
C413
K0.01
C419
K1000P
JP101
0
L307
L308
L309
L310
D502
NC
D501
NC
C506
NC
C505
NC
R122
NC
Q110
C112 NC
R308
56K
L3
L4
SA101
TP102
SA102
JP102
10K
R131
POS101
K0.015
C115
R109
3.3K
R110
100K
R111
10K
Q105
Q106
D102
C301
K0.01
K390P
C423
D101
For ROM-WRITE
LED ON SUB PCB
TIP
RING
2
1
TIP
RING
6.5V
GND
KX-TS2570UA SCHEMATIC DIAGRAM (MAIN)
NC: No Components
(1)
(2)
(3)
(4)
(5)
(7)
(6)
(8)
(9)
(10)
(11)
(12)
(11)
(12)
(13)
(14)
(15)
(17)
(16)
(18)
(19)
(20)
(21)
(22)
(21)
(22)
(29)
(24)
(23)
(25)
(26)
(27)
(28)
(28)
(30)
4.0V
DC
DC
4.0V
DC
DC
TX
- Audio
- Tone
- Audio
- Tone
Handset/Headset TX
- Audio
- Audio
RX (ON Hook)
- Caller ID
- Caller ID
10V DC (OFF Hook)
0V DC (ON Hook)
0V DC (ON Hook)
Line Voltage
48V DC (ON Hook)
10V DC (OFF Hook)
48V DC (ON Hook)
10V DC (OFF Hook)
Loop
current
current
Handset
Headset
Handset/Headset RX
- Audio
- Tone
- Audio
- Tone
34
KX-TS2570UAB/KX-TS2570UAW
11.3. Schematic Diagram (Operation)
HOLD
Erase
*
ANSWER ON
MESSAGE
9
M1
Greeting
MICP
STB2
#
STB0
EXIT
STB1
M2
FUNCTION
1
NAVI_RIGHT
STB4
2
0
KIN2
NAVI_LEFT
KIN0
4
M3
VOL_UP
MUTE
5
8
MICM
KIN5
OK
VOL_DOWN
STOP
KIN1
3
6
CN801
1
MSG_LED
2
SP_LED
3
VDD
4
STB5
5
STB4
6
STB3
7
STB2
8
STB1
9
STB0
10
KIN5
11
KIN4
12
KIN3
13
KIN2
14
KIN1
15
KIN0
16
NC
17
MIC
18
GND
NC: No Components
REDIAL
PAUSE
KIN4
VCC
MIC
7
FLASH
STB5
SP-PHONE
KIN3
KEYLOCK
STB3
SP_LED
SP_LED
LED801
ANS_LED
LED802
MSG_LED
KIN2
STB0
KIN5
STB3
STB4
KIN0
KIN4
STB1
KIN3
KIN1
STB2
KX-TS620 SCHEMATIC DIAGRAM (OPERATION)
35
KX-TS2570UAB/KX-TS2570UAW
12 Printed Circuit Board
12.1. Circuit Board (Main)
12.1.1. Component View
25
C914
L304
D2
RED
WHITE
D5
D3
D4
D6
D1
D306
PC1
T1
D102
D901
D902
D904
D905
D903
Q1
Q301
LCD
PbF
Q3
Q2
Q106
Q104
Q109
Q103
Q108
Q702
Q701
RING
CP2
CP1
A
WHITE
RED
GREEN
YELLOW
GREEN
JJ101
JJ102
YELLOW
POS101
TIP
RING
TIP
LED804
R307
R11
R10
R302
R301
R5
R502
R3
R9
R503
R2
R6
R4
R7
R304
R998
R997
4
1
R992
R951
R303
5
1
3
4
R952
R906
R904
R913
R993
R915
RA5
RA4
RA6
RA3
10
1
5
8
1
20
11
RA7
R985
R996
R914
C309
C301
C505
C6
C1
C924
L302
C3
C2
C5
C4
C938
C111
C705
C317
R306
D701
R701
C306
C304
C315
C942
C904
IC901
IC1
IC303
IC304
KX-TS620
C910
C911
C913
C948
C958
C943
C959
C941
C930
C905
R910
C118
C114
34
21
L3
L4
L329
L325
L321
L327
L324
L323
L322
L326
L328
L311
L313
L312
L314
L305
1
128
103
102
GND
UTX
URX
PQUP11370Y
PQUP11370Z
L317
L315
D7
PC2
PC3
CP2
CN301
JP102
PbF
CP1
D9
D8
D10
D304
D502
D501
D106
C303
C305
C316
C707
R1
R988
R124
C107
R111
R118
R117
R8
C302
8
1
4
5
JP101
R909
R902
R991
R704
R703
R702
R905
C950
R908
R501
R504
X900
R903
R986
R995
R133
R987
R994
C106
D101
C120
C102
R116
R107
R418
R924
R416
R413
R417
R990
R410
R412
R414
R927
R926
R415
R411
R108
C
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
L303
L308 L307 R430
CN402
CN401
B
E
C101
C502
C501
C7
C949
C908
C110
C907
C947
C946
C906
C704
C703
C901
C903
C915
C504
C506
C503
C952
C939
C939
C909
C957
C706
C702
C307
C940
C954
C956
C945
C953
R989
R936
R937
C944
C951
L2
L1
Q105
R131
R130
R110
R109
R119
R120
R121
R123
R125
C104
C113
C113
C117
C116
C115
SA101
SA102
L318
L316
L306
48
17
18
39
64
65
38
1
24
D903
D920
D104
D105
Q902
Q901
Q401
Q402
Q102
SW101
Q107
R933
R935
R932
R934
2
R925
IC305
IC905
IC903
IC902
IC904
R419
R422
R420
R308
R305
R106
R115
R122
R112
R103
R101
R114
R102
C103
R105
R104
R113
CN403
C925
A
C937
C422
C420
C421
C423
C417
3
45
1
C308
C313
C312
C105
C108
C112
L301
L309
BLACK
RED
GREEN
YELLOW
L310
D910
D909
D909
D911
D912
D103
Q101
Q110
C929
C926
D907
C955
C413
C416
C415
C428
C418
C414
C928
C927
C419
C311
C310
KX-TS2570 CIRCUIT BOARD (MAIN) Component View
36
KX-TS2570UAB/KX-TS2570UAW
12.1.2. Flow Solder Side View
PbF
DC1
DC2
A
TP101
TP102
TP905
TP902
TP904
TP903
TP301
TP302
TP901
UTX
TP303
TP402
TP401
MIC
SP
TP403
SW101_1_1
SW101_1_2
VDD
KIN5
KIN3
STB1
STB3
STB4
STB5
TP604
TP603
SP_LED
MSG_LED
SP_PHONE
WHITE
WHITE
RED
RED
STB2
STB0
KIN0
KIN1
KIN2
KIN4
URX
GND
JTIO
TP602
TP601
TP304
PQUP11370Y
PQUP11370Z
PbF
A
KX-TS2570 CIRCUIT BOARD (MAIN) Flow Solder Side View
Click on the first or last page to see other KX-TS2570UAB / KX-TS2570UAW service manuals if exist.