Read Panasonic KX-TC1215RUB Service Manual online
SA1
300V
K4700P
C107
IC101
5
OUT
4
GND
3
IN
2
DET
1
VDD
CHM
DC12V
K0.01
C122
12K
R132
+ -
- +
NC
IC201
1
2
3
4
GND
5
6
7
8 VCC
IC203
NC
1
IN+
2
IN-
3
GS
4
VREF
5
CAP
6
TRIGIN
7
TRIGRC
8
TRIGOUT
9
MODE
10
OSCIN
11
OSCOUT
12
VSS
13
TM
14
PWDN
15
FSKEN
16
DCLK
17
DA
TA
18
DR
19
CD
20
INT
21
STD
22
EST
23
ST/GT
24
VDD
D202
NC
C101
K0.15
C102
K0.15
R102
100K
R101
100K
RING
D102
M18V
IC202
NC
1
INPUT
2
NC
3
PD
4
OSCO
5
OSCI
6
NC
7
VSS
8
LO
AD
9
SD
10
AC
K
11
STD
12
EST
13
NC
14
VDD
Z0.1
C351
PWRGND
IC351
1
OUT
3
GND
2
IN
D403
D405
NC
IC601
1
TEST_IN
2
PWRDN
3
BELL_IN
4
CHARGE_DET
5
CURRENT_DET
6
VREF+
7
VDD
8
OSC2
9
OSC1
10
CVSS
11
XI
XI
12
XO
XO
13
MMOD
14
UA
RT_TXD
15
UA
RT
_RXD
16
TX_D
AT
A
17
PLL_DATA(EEPROM_DO)
18 EEPROM_DI
19 PLL_CLK(EEPROM_CLK)
19 PLL_CLK(EEPROM_CLK)
20 TX_PWR_CHANGE
21 RESET
22 DTMF
23 PLL_EN
24 CHANGE_MODE
25 TX_PWR
26 NOUSE
27 RX_DATA
28 FLS_DET
29 MDM_STD
30 MDM_DR
31 MDM_DATA
32 MDM_CLK
21 RESET
22 DTMF
23 PLL_EN
24 CHANGE_MODE
25 TX_PWR
26 NOUSE
27 RX_DATA
28 FLS_DET
29 MDM_STD
30 MDM_DR
31 MDM_DATA
32 MDM_CLK
33
MDM_FSKEN
34
DTMF_STD
35
DTMF_SD
36
DTMF_PD
37
DTMFLO
AD
DTMF_A
CK
39
RELA
Y
40
LINE_SEIZURE
41
OPT_A
42
OPT_B
43
OPT_C
44
OPT_D
45
OPT_E
46
OPT_F
47
OPT_G
48
OPT_H
49
OPT_I
50
OPT_J
51
OPT_K
52
OPT_L
53
OPT_M
54
OPT_N
55
OPT_O
56
OPT_P
57
CHG_CONT
58
NOUSE
59
IN_USE_ID
60
CALLER_ID_LED
61
VREF-
62
DOWN
63
UP
64
LOCATOR
TIP
D201
NC
7.952M
X601
PO1
0
0
R714
D103
1K
R732
100K
R731
K0.039
C714
K3900P
C730
10K
R717
J390P
C716
SW1
UPKEY
DOWNKEY
U
A
R
TTXD
U
A
R
T
RXD
R921
100
R922
39
R923
390
R924
1K
1K
Q857
R627
100K
R626
100K
CN101
1 TIP
2 RING
3 +12V
4 GND
CHGP
CHGM
UARTGND
PCB
X202
NC
D407
30V
D408
30V
D501
30V
D402
M6.2V
NC
C119
C209
NC
C216
NC
C217
NC
D602
NC
L103
NC
L104
NC
R908 NC
R218
NC
R904 NC
R914
NC
R913
NC
R905 NC
JP1
NC
R902 NC
NC
R619
R205
NC
R910
NC
R915
NC
R210
NC
R907 NC
R916
NC
R912
NC
R903 NC
R909
NC
R906 NC
K0.022
C605
C116
K0.027
C106
500V680P
C412
Z0.1
C104
500V680P
C352
Z0.1
C414
Z0.1
C404
K0.01
C413
Z0.1
C113
J100P
C407
Z0.1
Z0.1
C602
C415
Z0.1
J22P
C603
K0.68
C103
J22P
C604
C114
K0.01
K0.22
C123
270
R618
47K
R104
R106
4.7K
4.7K
180
R120
R413
10K
R105
100K
R119
2.2K
R116
NC
R115
10K
4.7K
R108
1/4W150
R412
100K
R414
R118
2.2K
R117
1/2W68
1/4W470
R403
4.7K
R103
C112
25V22
25V10
C362
C115
50V3.3
16V47
C405
16V47
C408
16V220
C406
6.3V1000
C409
L351
1.2uH
L406
10u
L352
0
L405
10u
L102
3.3u
L101
3.3u
D101
4
3
1
2
Q101
Q102
Q103
Q405
Q105
Q401
CHP
UARTGND1
U
A
R
TTXD1
U
A
R
T
RXD1
SA2
300V
LED601
NC
R616
TEST
LOCATOR
NC
C105
1/4W15K
R126
R121
1/2W10
R122
100K
R123
4.7K
4.7K
R112
0
1.0M
R139
100K
R138
NC
R136
NC
R135
NC
C124
Q110
NC
NC
R134
16V10
C125
K2700P
C121
C215
NC
C214
NC
NC
C213
NC
C211
C218
NC
C210
NC
C208
NC
NC
C206
NC
C203
C204
NC
C207
NC
C202
NC
NC
C201
NC
R201
NC
R202
NC
R204
NC
R203
NC
R208
NC
R209
NC
R207
NC
R211
NC
R213
NC
R215
NC
R214
NC
R217
NC
R216
NC
R901
0
R917
0
C118
K1.0
D106
M3.3V
D105
M3.3V
D203
NC
R212
NC
C212
NC
X201
NC
R206
NC
Q201
NC
Q106
R113
820
R114
2.2K
C111
NC
NC
R124
NC
R125
C205
NC
R911
NC
NC
C416
NC
R107
JP3
MDM_FSKEN
MDM_CLK
MDM_D
A
T
A
MDM_DR
MDM_STD
DTMF_A
CK
DTMF_LO
AD
DTMF_PD
DTMF_SD
DTMF_STD
LINE_SEIZURE
MDM_FSKEN
LINE_SEIZURE
DTMF_PD
DTMF_STD
DTMF_A
CK
DTMF_SD
DTMF_LO
AD
RELA
Y
CURRENT_DET
RELA
Y
CURRENT_DET
TEST_MODE
TX_GND-RX_GND
38
LINE OUT
-6dBm
TX AF=-19.5dBm
RX AF=-5dBm
RX AF=-5dBm
TX AF
-40.5dBm
-40.5dBm
TX AF
-44dBm
-44dBm
RX
-29.5dBm
-29.5dBm
TX
-46.5dBm
-46.5dBm
1KHz
-20dBm
DC48V
Loop
simulator
60mA
-20dBm
DC48V
Loop
simulator
60mA
(1)
(2)
(3)
(4)
(5)
(5)
(6)
(7)
(8)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(16)
(17)
(18)
(19)
(19)
(20)
(21)
(22)
KX-TC1215RUB SCHEMATIC DIAGRAM (BASE UNIT)
75
KX-TC1215RUB
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