Panasonic KX-TSC11B, Service Manual

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4
3 CHANGES
3.1. SCHEMATIC DIAGRAM (FOR P.C.BOARD PART No. PQUP11270YA)
3.1.1. For KX-TSC11B/KX-TSC11W
[Changed from original section “11 SCHEMATIC DIAGRAM”]
TX
RX
NC : No Components
TRANSISTOR VOLTAGE CHECK (MAIN PCB)
MODE
PARTS No. Emitter Collector Base Emitter Collector Base
Q102 8.79 8.59 8.08 0.11 0.37 0.10
Q104 0.00 0.10 0.63 0.00 0.35 0.31
Q108 5.79 8.59 6.46 0.05 0.35 0.35
Q401 0.03 3.25 0.62 0.00 0.05 0.35
Q402 0.00 0.00 0.00 0.00 0.00 0.00
Q403 0.15 3.36 0.75 0.00 0.00 0.00
Q404 2.65 5.22 3.27 0.00 0.05 0.36
Q421 0.00 0.00 0.00 0.00 0.00 0.00
Q422 0.13 3.25 0.75 0.00 0.05 0.36
) L L E B ( ) K L A T (
( )
( )
( )
( )
( )
( )
( )
( )
( )
( )
) ( ) ( ) ( ) (
( )
( ) ( )
( )
( )
( ) ( )
( )
( )
( )
COM13
SEG38
SEG27
COM5
SEG32
SEG18
SEG10
SEG1
SEG39
COM14
COM9
SEG5
SEG23
SEG28
COM4
COM0
SEG14
SEG31
SEG11
SEG2
COM8
SEG19
SEG33
SEG20
COM6
SEG24
COM10
COM7
SEG29
COM3
SEG8
SEG4
SEG30
SEG15
COM15
SEG3
SEG34
SEG12
SEG36
SEG21
COM11
SEG25
COM1
SEG35
SEG9
SEG13
SEG0
SEG16
SEG6
COM12
SEG22
SEG26
SEG37
COM2
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
R405
33K
R409
4.7K
R408
10K
C405
K0.1
C404
K0.1
R413
18K
R414 330K
Q404
R416
560
C422
K0.01
R423
10K
Q422
R426
1.8K
R484 100K
R432
470K
R431
3.3M
C432
K0.01
C431
K0.01
R415
68K
C483
K2700P
R482
10K
C481
K1000P
R421
2.7K
C424
K0.1
R425 1.8M
C408
NC
Q408
Q407
Q406
R407
27K
Q421
1A4M
C421
K0.022
C427
K0.039
R427
120
R406 220K
C406
NC
C426
J150P
R424
1
00K
R417
150
R428
10K
R483
0
Q183
NC
Q182
NC
R166
NC
R167
NC
Q402
R486
10K
C553
NC
NC
R554
C554
NC
C407
K0.047
R411
2.7K
R412
220
R410 3.3M
Q403
C482
K1000P
TP401 TP402
JJ401
HANDSET_JACK
4 SP+
3 MIC+
2 MIC-
1 SP-
VR401
NC
2 1
3
VR402
NC
2 1
3
VR481
NC
1
2
3
C423
K5600P
R420
0
C420
NC
C425
K1000P
36
37
38
39
40
41
42
43
44
45
46
47
49
50
51
52
53
54
48
55
14
12
13
15
16
17
18
19
20
21
22
23
24
25
27
28
29
30
31
32
26
33
34
35
1 2 3
4
5
6
7
8
9
10
11
LCD4
X801
32K
C806
18P
C807
18P
0
FUNCTION
D901 D903
5
#
7
RIGHT LEFT
*
8
D902
CLEAR
9
4
3
DOWN UP
ENTER
6
1
D904
2
C810
K0.1
C815
K1000P
R915
100k
IC502
1 NC
2 NC
3 NC
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
73 PULSE
74 OPTION_STROBE
75 EEPROM_CS
76 EEPROM_DATA
77 EEPROM_CLOCK
78 Vol3
79 Vol2
80 Vol1
81 STOP
82 HookSW
83 KEYIN4
84 KEYIN3
85 KEYIN2
86 KEYIN1
87 ToneIn
88 EXHOOK
89 BEEP
90 AVSS
91 DTMF0
92 TIPIN
93 RINGIN
94 NC
95 NC
96 NC
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 C999
NC
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
C410
50V4.7
Q911
TP408
R928 NC
C555
k330P
C409
16V10
C808
J100P
C811 K1000P
C814
16V10
C819
16V10
R127
100K
R422
27K
JP001
JP003
R830
0
C830
0.1u
JP004
NC
Q201
Q481
R485
10K
R481
NC
R553
33K
C821 NC
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(2)
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(11)
(12)
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