Panasonic KX-TVM50C / KX-TVM502C / KX-TVM503X / KX-TVM524X / KX-TVM594X / KX-TVM296C Service Manual / Supplement ▷ View online
7
KX-TVM50C
F
E
H
G
8
7
11
10
9
2/
4
1/
4
4/
4
3/
4
(a
h)
(a
i)
(a
j)
(a
k)
(a
m
)
(a
n)
(a
p)
(a
r)
(a
t)
(a
v)
(a
w
)
(a
x)
(a
y)
(a
z)
(b
a)
(a
q)
(a
s)
(a
u)
KX-TVM50C MAIN NO.1 (4/4)
(17)
(18)
(19)
(20)
0
0
0
0
0
R1
90
10
k
+3.3V
0
TP162
TP163
TP164
TP165
TP166
TP167
TP168
TP88
TP161
157
NMI
166
CA
R1
78
10
k
+3.3V
140
TXD0/SCPT[0]
141
SCK0/SCPT[1]
142
TXD2/SCPT[2]
143
SCK2/SCPT[3]
144
#RTS2/SCPT[4]
145
RXD0/SCPT[0]
146
RXD2/SCPT[2]
11
VSSQ3.3_1
13
VCCQ3.3_1
25
VSSQ3.3_2
27
VCCQ3.3_2
37
VSSQ3.3_3
39
VCCQ3.3_3
49
VSSQ3.3_4
51
VCCQ3.3_4
61
VSSQ3.3_5
63
VCCQ3.3_5
84
VSSQ3.3_6
86
VCCQ3.3_6
93
VSSQ3.3_7
95
VCCQ3.3_7
137
VSSQ3.3_8
139
VCCQ3.3_8
156
VSSQ3.3_9
158
VCCQ3.3_9
DG
C1
47
0.
01
u
+3.3V
170
AVSS_1
175
AVCC
176
AVSS_2
DG
+3.3V
R191
4.7K
+3.3V
TP172
SW
10
2
R192
4.7K
DG
R6
94
0
SDSW
Shut Down Switch
TDO_A
n_AUDATA2/BELL6
n_AUDATA1/BELL5
n_AUDATA0/CPC6
DSP_RnW
n_ECO_WAIT
n_DSPHRDY
n_DSP_GATE
n_ECO_CS[2]
n_ECO_CS[1]
n_ECO_CS[3]
R217
22
R216
47
R218
22
R219
47
RA
18
5
22
1
2
3
4
5
6
7
8
TP385
TP383
TP384
37
55
56
182
M1FS[9]
183
M1FS[10]
184
M1FS[11]
185
M1FS[12]
186
LHWSEL
189
SHW_CLK
191
SHW_UHW1
195
SHW_DHW1
194
SHW_FH
TP386
TP389
TP388
TP387
TP390
TP392
TP391
TP393
TP394
TP395
3
N_ECO_WAIT
4
N_ECO_CS[1]
7
N_ECO_CS[2]
8
N_ECO_CS[3]
9
N_ECO_CS[4]
10
N_ECO_CS[5]
11
N_ECO_CS[6]
12
N_ECO_CS[7]
13
N_ECO_CS[8]
14
N_ECO_CS[9]
DSP_HRDY
DSP_RW
DSP_GATE
SHW_CLK
LHWSEL
SHW_UHW1
SHW_DHW1
SHW_FH
n_ECO_GATE
n_ECO_RE
n_ECO_WE
n_LEDRUN
n_LEDALM
DPT_SYNC
n_AUDCK/CPC5
OSR
MODE1
MODE0
TMS
TCK
n_TRST
n_ASEMDO
TDI
TMS
TDO_A
n_TRST
TCK
TDO_B
MBDR0
OSX
OSX
OEP0
n_IDCS1
n_IDCS0
n_DSPINT[3]
n_DSPINT[2]
n_DSPINT[1]
DPT_CLK
nShut_DN
MBDX0
CPC4
R225
NC
R224
NC
R223
NC
R226
NC
R227
NC
U105
1
2
3
4
5
R229
68
+3.3V
R230
330
+3.3V
+1.9VB
C1
70
2.
2u
C1
72
2.
2u
C1
67
0.
1u
C1
69
2.
2u
C1
61
0.
01
u
C1
65
1.
0u
C1
60
0.
01
u
FIL109
1
2
3
TP204
C1
63
1.
0u
C1
71
2.
2u
R1
96
47
K
C1
68
2.
2u
C1
59
0.
01
u
TP205
C1
75
2.
2u
TP203
C1
62
0.
01
u
L147
0
R1
94
47
K
L149
C1
66
1.
0u
C1
73
0.
1u
C1
64
0.
01
u
R1
98
47
K
R2
02
47
K
+3.3V
L148
0
R1
93
10
k
C183
0.1u
C176
0.1u
C178
0.1u
C182
0.1u
C180
1.0u
C177
0.1u
C179
0.1u
C181
0.1u
C184
0.1u
C185
2.2u
TP442
TP443
TP402
TP403
L1
50
0
+1.9V
R252
10
R246
47
R247
10
R248
10
R249
47
R250
10
R241
10
R268
10
CN101
11
22
33
L163
L164
L165
R203
NC
TP344
TP346
TP343
TP345
TP342
TP400
TP399
TP401
TP238
TP241
TP239
TP237
TP242
TP240
TP347
+3.3V
R206
NC
R205
NC
R207
0
TP199
TP200
TP201
TP202
TP270
TP271
TP524
+3.3V
R269
10k
+3.3V
R270
10k
R271
10k
+3.3V
R242
22
R245
22
R243
22
R244
22
RA
13
6
10
k
4
3
2
1
8
7
6
5
R204
10k
R221
22
R220
22
R222
22
C1
74
0.
01
u
+3.3V
L1
66
R233
FIL110
1
2
3
TP441
TP515
R251
10
+3.3V
TP243
TP298
1
VCC-RTC
4
VSS-RTC
19
VSS1.9_1
21
VCC1.9_1
71
VSS1.9_2
73
VCC1.9_2
114
TDI/PTG[0]
115
VSS1.9_3
116
TCK/PTG[1]
117
VCC1.9_3
118
TMS/PTG[2]
119
#TRST/PTG[3]
122
#ASEMD0
123
VCC-PLL1
125
VSS-PLL1
126
VSS-PLL2
128
VCC-PLL2
130
VSS1.9_4
148
VSS1.9_5
150
VCC1.9_4
159
AUDCK/PTG[4]
162
#ADTRG/PTG[5]
171
AN[0]/PTJ[0]
172
AN[1]/PTJ[1]
173
AN[2]/DA[1]/PTJ[2]
174
AN[3]/DA[0]/PTJ[3]
IC177
12
13
11
SW103
1
2
3
4
5
6
7
8
TP397
TP396
TP398
DG
DG
DG
DG
DG
DG
SIGN13501
DG
C595
+3.3V
R745
10k
L213
CN109
1
1
2
2
3
3
TP1112
TP1113
TP1114
LEDR
LEDA
L222
R794
22
+3.3V
R7
96
10
k
1
OEP0
2
OSX
5
VSS1
6
VDD1
15
N_ECO_CS[10]
16
N_ECO_CS[11]
17
N_ECO_CS[12]
18
VSS2
19
VDD2
20
N_ECO_RE
21
N_ECO_WE
22
N_ECO_GATE
32
VSS3
36
ADD_VDD_0001
46
VSS4
47
VDD3
57
N_IDCS0
58
N_IDCS1
59
VSS5
60
VDD4
61
DPT_CLK
63
TRST
64
TDI
65
TCK
66
TMS
67
TDO
70
O_DPTHW
71
I_DPTHW
72
VSS6
73
DPT_SYNC
74
VDD5
78
ADD_VDD_0002
79
ADD_VSS_0001
84
VSS7
85
VDD6
92
ADD_VSS_0002
95
ADD_VDD_0003
96
VSS8
98
ADD_VDD_0004
106
ADD_VSS_0003
108
VSS9
109
VDD7
114
ADD_VSS_0004
119
VSS10
121
VDD8
133
VSS11
134
VDD9
146
VSS12
147
VDD10
149
ADD_VSS_0005
158
ADD_VDD_0005
160
VSS13
174
VSS14
175
VDD11
187
VSS15
188
VDD12
190
ADD_VSS_0006
192
LUHW_D
193
LDHW_D
200
VSS16
202
VDD13
205
ADD_VDD_0006
209
ADD_VSS_0007
212
VSS17
213
VDD14
220
ADD_VDD_0007
224
VSS18
226
ADD_VDD_0008
233
ADD_VDD_0009
234
ADD_VSS_0008
236
VSS19
237
VDD15
244
ADD_VSS_0009
245
ADD_VDD_0010
247
VSS20
249
VDD16
254
ADD_VSS_0010
LED CONNCTOR
DG
LED101
LED102
LED BOAD
R267
10
TP156
102
#BACK
103
#BREQ
149
#RESETM
165
#RESETP
TP159
TP158
TP157
129
MD1
163
MD0
164
MD2
+3.3V
R1
89
0
+3.3V
R1
77
NC
R1
76
0
TP160
TP170
167
MD3
168
MD4
169
MD5
DG
DG
TP233
TP236
TP234
TP235
109
AUDATA[0]/PTF[0]
110
AUDATA[1]/PTF[1]
111
AUDATA[2]/PTF[2]
112
AUDATA[3]/PTF[3]
EC
O
C
o
n
tr
o
l
Si
g
n
a
l
VM
-L
in
k
S
ig
n
a
l
JT
A
G
D
e
b
u
g S
igna
ls
CP
U
C
o
re
P
o
w
e
r 1
.9
V
CP
U
R
T
C
P
o
w
e
r 1.
9V
Sh
u
t D
o
w
n
O
F
F
: 3
.3
V
O
N
: 1.
8V
LE
D
O
FF:
0
V
Wi
d
e
U
se
Ch
ip
S
e
le
ct
2.
048M
H
z
DP
T
Dch
Da
ta
& C
o
n
tr
o
l S
ig
n
a
ls
Mc
B
S
P
0
Se
ri
a
l D
a
ta
O
N
: 0
V
8
KX-TVM50C
1.3.2.
MAIN No.2 (INTERFACE BLOCK)
Change from the Original Service Manual Section 16.2.
D
C
B
A
45
6
3
2
1
2/
4
1/
4
4/
4
3/
4
(2
)
(3
)
(4
)
(5
)
(6
)
(7
)
(8
)
(9
)
KX-TVM50C MAIN NO.2 (1/4)
(a
)
(b
)
(c
)
(d
)
(e
)
(f
)
(g
)
(h
)
(i
)
(j
)
(k
)
(m
)
(n
)
(p
)
(1
)
LA[8]
LA[1]
LA[12]
LA[6]
LA[15]
LA[9]
LA[7]
LA[4]
LA[5]
LA[11]
LA[2]
LA[3]
LA[10]
LA[13]
LA[14]
TP600
TP606
TP605
RA
19
4
33
1
2
3
4
5
6
7
8
TP596
TP597
TP607
TP595
TP604
TP602
RA
18
8
33
1
2
3
4
5
6
7
8
TP599
TP603
TP608
TP601
RA
19
7
33
1
2
3
4
5
6
7
8
TP598
TP609
RA
19
3
33
1
2
3
4
5
6
7
8
CN117
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
CN107
NC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
C1
93
2.
2u
SHWDHW1
C2
43
10
V2
20
u
SHWFH
SHWCLK
SHWUHW1
1.
0u
C1
89
0.
01
u
DG
+3.3V
C1
91
USB_DACK0
n_USB_CS
n_LAN_CS
n_USB_RST2
USB_DACK1
n_LAN_WAIT
n_LAN_CS
TP594
n_USB_RESET
LD[0-15]
n_LANINT
LA[0-15]
USB_DACK0
C196
0.1u
n_USB_CS
DG
TP574
R3
18
10
k
n_LAN_RESET
TP575
TP593
TP576
R3
25
10
k
TP588
n_USB_DRQ0
n_LAN_WAIT
IC177
10
9
8
n_RESET
R3
29
10
k
n_WE1G
C198
22p
n_RDG
R3
16
10
k
C197
22p
n_USBINT
TP587
+3.3V_USB
R3
26
10
k
R6
86
10
k
USB_DACK1
n_USB_DRQ1
USB_CLK_DG
USB_CLK_DG
X103
VM-Link CONNECTOR
LAN Interface
TP573
R286
33
SHW_DHW1
SHW_FH
SHW_CLK
SHW_UHW1
R289
33
FIL123
1
2
3
TP569
TP570
R287
33
TP571
TP572
R288
33
DG
9
KX-TVM50C
F
E
H
G
45
6
3
2
1
2/
4
1/
4
4/
4
3/
4
(2
)
(3
)
(4
)
(5
)
(6
)
(7
)
(8
)
(9
)
KX-TVM50C MAIN NO.2 (2/4)
(1
)
R335
33
C2
07
2.
2u
nMDMRST
C2
03
1.
0u
DG
R331
33
C1
99
0.
01
u
R333
33
R330
33
+3.3V
C2
18
10
V1
00
u
R334
33
DSR
R336
33
R332
33
CTS
RTS
RI
DTR
TXD
RXD
CN104
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
n_RESET
MDM_TXD
n_MODEMRST
MDM_RXD
TP584
IC195
12
13
11
TP586
+3.3V
TP585
n_RESET
MDM_RXD
R313
33
MDM_TXD
TP589
n_MODEMRST
R311
10K
R347
10K
+3.3V
R3
48
NC
DG
DG
R3
46
NC
TP590
Modem interface
16
17
18
19
20
21
22
23
24
DG
TDO_B
LD[1]
ASEBRKAK
LD[6]
TDI
n_TRST
LD[14]
TCK
n_ASEMDO
LD[9]
n_RESET
TDO_A
TMS
LD[15]
n_LANINT
LD[13]
n_LAN_RESET
LD[3]
n_AUDSYNC/HOOK6c
LD[4]
n_LAN_CS
LD[7]
n_AUDATA3/HOOK5c
LD[11]
LD[10]
LD[8]
n_AUDATA1/BELL5c
n_WE1G
LD[5]
n_AUDATA2/BELL6c
LD[0]
LD[2]
LD[12]
n_AUDATA0/CPC6c
n_AUDCK/CPC5
n_RESET
n_RDG
n_LAN_WAIT
+3.3V
+3.3V
TP577
R282
33
nAUDD3
C2
40
10
V2
20
u
RA
18
9
33
1
2
3
4
5
6
7
8
n_AUDCK/CPC5
R3
03
10
K
R2
99
10
K
nAUDSYNC
R294
33
L169
R283
33
TCK
+3.3V
+3.3V
+3.3V
R3
09
10
K
TMS
R295
33
RA
19
1
33
1
2
3
4
5
6
7
8
TP583
R284
33
nTRST
R319
33
R3
00
10
K
L170
+3.3V
TDI
R3
06
10
K
TCK
+3.3V
R320
33
TDO
TDO_A
DG
+3.3V_USB
L168
R296
33
ASEBRKAK
ASEBRAKAK
DG
RA
19
5
33
1
2
3
4
5
6
7
8
+3.3V
DG
TDI
R3
08
10
K
R321
33
R3
04
10
K
n_AUDATA1/BELL5
nRESET_AH
n_RESET
USB_CLK_DG
n_AUDATA0/CPC6
R297
33
TMS
nAUDCK
n_AUDSYNC/HOOK6
n_ASEMDO
+3.3V
USB_AG
R3
02
10
K
n_AUDATA3/HOOK5
TP580
DG
n_TRST
R3
07
10
K
R298
33
n_AUDATA2/BELL6
R290
33
TP581
RA
19
8
33
1
2
3
4
5
6
7
8
R280
0
+3.3V
TP582
nAUDD0
+3.3V
J104
+3.3V
TDO_B
R291
33
R3
01
10
K
R3
05
10
K
nAUDD1
R293
NC
R281
33
nAUDD2
J105
R292
33
TP610
TP615
TP623
TP622
TP619
TP620
TP611
TP624
TP625
TP612
TP613
TP614
TP618
TP617
TP616
TP621
TP626
TP627
TP628
R285
0
TP632
R324
33
R322
33
TP631
TP630
R323
33
TP629
R679
33
DG
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
CN108
NC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
R7
46
10
K
+3.3V
J106
NC
AUD CONNECTOR
F
o
r mo
d
e
m c
a
rd
K
X
-T
V
M
296o
rT
V
A
296
F
o
r T
V
M
594
10
KX-TVM50C
8
7
11
10
9
D
C
B
A
2/
4
1/
4
4/
4
3/
4
KX-TVM50C MAIN NO.2 (3/4)
(a
)
(b
)
(c)
(d
)
(e
)
(f
)
(g
)
(h
)
(i
)
(j
)
(k
)
(m
)
(n
)
(p
)
(10)
(11)
(12)
(13)
(14)
(15)
LD[12]
LD[3]
LD[8]
LD[7]
LD[0]
LD[2]
LD[6]
LD[15]
LD[11]
LD[14]
LD[1]
LD[9]
LD[4]
LD[5]
LD[13]
LD[10]
R339
22
TP643
R345
0
TP644
R3
37
1M
R340
100
TP645
R341
100
TP635
R342
100
TP636
R343
0
TP637
R350
0
TP638
TP633
R344
0
TP650
TP639
TP640
TP641
TP642
R327
680
IC200
8
D
ack1
9
D
req1
10
TC1
11
INT1/SOF
13
Xout
14
Xin
23
D0
24
D1
25
D2
26
D3
27
D4
28
D5
29
D6
30
D7
31
D8/P0
32
D9/P1
37
D12/P4
38
D13/P5
39
D14/P6
48
Dack0
34
D11/P3
33
D10/P2
40
D15/A0
41
HWR/BYTE
42
INT
43
RD
44
LWR
45
CS
46
RST
47
Dreq0
TP646
TP647
R362
10k
+3.3V_USB
TP648
TP649
RA
16
5
82
4
3
2
1
8
7
6
5
RA
16
4
82
4
3
2
1
8
7
6
5
RA
22
6
82
4
3
2
1
8
7
6
5
RA
22
7
82
4
3
2
1
8
7
6
5
R680
0
R685
0
X12M
HD[7]
HD[13]
HD[3]
HD[9]
HD[1]
HD[15]
HD[4]
HD[2]
HD[0]
HD[12]
HD[8]
HD[11]
HD[5]
HD[10]
HD[6]
HD[14]
HD[15]
HD[11]
HD[12]
HD[5]
HD[7]
HD[13]
HD[10]
HD[2]
HD[3]
HD[8]
HD[1]
HD[6]
HD[9]
HD[14]
HD[4]
HD[0]
LD[7]
LD[6]
LD[1]
LD[11]
LD[8]
LD[9]
LD[4]
LD[5]
LD[2]
LD[13]
LD[0]
LD[3]
LD[12]
LD[10]
LD[15]
LD[14]
TP667
RA
20
8
33
4
3
2
1
8
7
6
5
TP661
TP699
TP704
TP706
RA
21
1
33
1
2
3
4
5
6
7
8
TP692
TP672
TP665
TP695
TP674
TP671
TP662
TP705
TP707
TP700
C216
0.01u
TP696
TP693
TP675
TP670
RA
21
0
33
1
2
3
4
5
6
7
8
TP694
RA
20
9
33
4
3
2
1
8
7
6
5
DG
TP697
TP708
TP666
TP673
TP669
TP676
TP664
TP703
TP701
TP668
TP698
TP702
TP663
C217
0.01u
RA
15
2
10
k
4
3
2
1
8
7
6
5
RA
15
3
10
k
4
3
2
1
8
7
6
5
RA
15
5
10
k
1
2
3
4
5
6
7
8
RA
15
4
10
k
1
2
3
4
5
6
7
8
+3.3V
RA
23
3
22
4
3
2
1
8
7
6
5
RA
23
4
22
4
3
2
1
8
7
6
5
LD[0-15]
RA
23
7
22
4
3
2
1
8
7
6
5
RA
23
2
22
4
3
2
1
8
7
6
5
IC116
1
DIR
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
A8
10
GND
11
B8
12
B7
13
B6
14
B5
15
B4
16
B3
17
B2
18
B1
19
/2G
20
VCC
IC117
1
DIR
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
A8
10
GND
11
B8
12
B7
13
B6
14
B5
15
B4
16
B3
17
B2
18
B1
19
/2G
20
VCC
HDD ATA Interface
DG
LA[1]
LA[6]
LA[3]
LA[5]
LA[2]
LA[4]
R361
NC
Vbus
D-
D+
GND
CN111
1
2
3
4
5
TP657
R354
F27
±
1%
R353
F27
±
1%
TP658
R355
F1.5k
±
5%
R356
0
TP712
C2
37
0.
1u
C2
36
10
p
FIL122
1
2
3
C2
53
10
V1
00
u
TAN
+3.3V_USB
R375
NC
L180
C2
27
0.
01
u
C2
28
0.
01
u
C2
14
0.
1u
TP689
L177
+3.3V_USB
C2
13
10
p
FIL121
1
2
3
R363
NC
C2
45
10
V4
7u
TAN
C2
12
0.
01
u
C2
11
0.
01
u
TP655
TP656
1
CoreVcc1
2
GND2
3
D-
4
D+
5
Vbus
6
TrON
7
TEST
12
IOVcc12
15
GND15
16
CoreVcc16
17
A1
18
A2
19
A3
20
A4
21
A5
22
A6
36
GND36
35
IOVcc35
L195
L197
D202
NC
1
REF1
2
DL1
3
DL2
4
REF2
L196
C5
90
NC
D127
NC
NC
C5
91
NC
NC
D128
NC
NC
C5
92
NC
C5
93
NC
DG
USB_AG
DG
DG
DG
DG
DG
DG
DG
DG
L204
NC
1
1
2
2
3
3
4
4
L207
RA
23
5
22
1
2
3
4
5
6
7
8
RA
23
6
22
2
1
3
4
5
6
8
7
DG
Vbus
USB Interface
USB CONNECTOR
Frame
GND
D+
D-
12.
0M
H
z
5.
16v
3.
5v
5v
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