Panasonic KX-TSC11AGW - Schematic Diagram

22 SCHEMATIC DIAGRAM
TX
RX
R409
12K
R408
22K
C405
K0.1
R413
15K
R414
270K
Q404
R416
560
K0.01
C422
8.2K
R423
Q422
R426
2.7K
R484
100K
R432
470K
R431
3.3M
C432
K0.01
C431
K0.01
R415
68K
C483
K2200P
R482
10K
C481
K1000P
R421
2.7K
C424
K0.1
R425
3.9M
C408
NC
Q408
Q407
Q406
R407
47K
Q421
1A4M
K0.033
C421
R427
120
R406
220K
C406
NC
C426
J100P
R424 220K
4.7K
R428
R486
10K
NC
R554
NC
C554
C407
K0.1
R411
2.2K
R412
270
R410
3.3M
Q403
C482
K560P
TP401 TP402
JJ401
HANDSET_JACK
4SP+
3MIC+
2MIC-
1SP-
VR481 500K
1
2
3
C423
K1000P
100
R420
C425
K1000P
36373847 46 45 44 43 41 40 39 35 344249505152535455 48 14151625 24 23 22 21 19 18 17 13 122027282930313233 26
1 2 3
45678
91011
LCD1
X801
32K
C806
15P
C807
15P
0
FUNCTION
D903 D901
5
#
7
RIGHT
LEFT
*
8
D902
CLEAR
9
4
3
DOWN
UP
ENTER
6
1
D904
2
C810
K2200P
C815
K680P
IC502
RE1
1N
C
2N
C
3N
C
4
KXTB4/SEG4
5
KXTB5/SEG5
6
SEG6
7
SEG7
8
SEG8
9
SEG9
10
SEG10
11
SEG11
12
SEG12
13
SEG13
14
SEG14
15
SEG15
16
SEG16
17
SEG17
18
SEG18
19
SEG19
20
SEG20
21
SEG21/ESCK
22
SEG22/ESDA
23
SEG23
24
SEG24
25
SEG25
26
SEG26
27
SEG27
28
SEG28
29
SEG29
30
NC
39 SEG33 40 SEG34 41 SEG35 42 SEG36 43 IOD7/SEG37 44 IOD6/SEG38 45 IOD5/SEG39 46 LVDD 47 VDD 48 EXTCLK_X1 49 EXTCLK_XO 50 RESET 51 X32I 52 X32O 53 VSS 54 RX_Mute 55 TX_Mute 56 UART(RXfromPC) 57 UART(TXtoPC) 58 ACK_Mute
73PULSE
74OPTION_STROBE
75EEPROM_CS
76EEPROM_DATA
77EEPROM_CLOCK
78Vol3
79Vol2
80Vol1
81STOP
82HookSW
83KEYIN4
84KEYIN3
85KEYIN2
86KEYIN1
87ToneIn
88EXHOOK
89BEEP
90AVSS
91DTMF0
92TIPIN
93RINGIN
94NC
95NC
96NC
97
NC
98
NC
99
NC
100
GS
101
PGAIN
102
PGAIN2
109
COM3
110
COM4
111
COM5
112
COM6
113
COM7
114
COM8
115
COM9
116
COM10
117
COM11
118
COM12
119
COM13
120
COM14
121
COM15
122
KSTB0/SEG0
123
KXTB1/SEG1
124
KXTB2/SEG2
125
KXTB3/SEG3
126
NC
127
NC
128
NC
72
Wake-up
71
BATT_OUT
70
Relay
69
120KLoad?lineSeiz
68
RCDC
67
NC
66
NC
65
NC
63
NC
62
NC
61
Ring_Det
60
Backup/E12V
59
BATt.LOW
104
AVDD
106
COM0
107
COM1
108
COM2
38
SEG32
37
SEG31
36
SEG30
35
NC
33
NC
105
LVDD
31
NC
32
NC
34
NC
64
NC
103
VR2
D_lock
REDIAL
PAUSE FLASH
D600
D601
D602
D603
D604
D605
C813
NC
NC
R999
NC
C999
R921 39K
R810
NC
C809
NC
C818
0.1u
TP405
TP404
TP406
C816
0.1u
C817
0.1U
R925 NC
R926 NC
D556
C820
6.3V100
TP403
R924
10
C822
K0.1
Q911
TP408
R928 NC
C409
16V10
C808
J100P
C811
K680P
C814
16V10
C819
16V10
100K
R127
JP001
JP003
R553
33K
1
JP004
NC
Q481
R485
10K
NC
R481
C830
K0.1
R830
0
R483
NC
R422
NC
R417
NC
VR402
200K
2
1
3
VR401
1K
21
3
R167
47K
C420
6.3V,33
COM13
SEG38
SEG27
COM5
SEG32
SEG18
SEG10
SEG1
SEG39
COM14
COM9
SEG5
SEG23
SEG28
COM0
SEG14
SEG31
SEG11
SEG2
COM8
SEG19
SEG33
SEG20
COM6
SEG24
COM10
COM7
SEG29
SEG8
SEG4
SEG30
SEG15
COM15
SEG3
SEG34
SEG12
SEG36
SEG21
COM11
SEG25
COM1
SEG35
SEG9
SEG13
SEG0
SEG16
SEG6
COM12
SEG22
SEG26
SEG37
COM2
COM3
COM4
SEG7
SEG17
SEG30 SEG31 SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 SEG39
SEG29
SEG28
SEG27
SEG26
SEG25
SEG24
SEG23
SEG22
SEG21
SEG20
SEG19
SEG18
SEG17
SEG16
SEG15
SEG14
SEG13
SEG12
SEG11
SEG10
SEG9
SEG8
SEG7
SEG6
SEG5
SEG4
SEG3 SEG2 SEG1
SEG0
COM15 COM14 COM13 COM12 COM11 COM10
COM9 COM8 COM7 COM6 COM5 COM4 COM3 COM2 COM1 COM0
DTMF
NC: No Components
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(9)
(10)
(11)
(12)
(13)
(17)
(14)
(15)
(16)
(18)
(19)
(20)
(21)
(22)
(23)
(24)
(8)
(36)
(37)
(38)
(39)
(40)
(41)
(42)
(43)
(44)
(25)
(26)
(27)
(28)
(29)
(30)
(31)
(32)
(33)
(34)
(35)
TRANSISTOR VOLTAGE CHECK (MAIN PCB)
MODE
PARTS No. Emitter Collector Base Emitter Collector Base
Q102 9.20 9.10 8.54 0.11 0.37 0.10
Q104 0.00 0.10 0.56 0.00 0.35 0.31
Q108 4.96 8.50 5.64 0.05 0.35 0.35
Q401 0.02 2.97 0.61 0.00 0.05 0.35
Q402 0.00 0.00 0.00 0.00 0.00 0.00
Q403 0.04 3.30 0.65 0.00 0.00 0.00
Q404 2.31 4.30 2.93 0.00 0.05 0.36
Q421 0.00 0.00 0.00 0.00 0.00 0.00
Q422 0.05 2.60 0.65 0.00 0.05 0.36
(TALK) (BELL)
44
KX-TSC11AGW