Panasonic KX-TVM50C / KX-TVM502C / KX-TVM503X / KX-TVM524X / KX-TVM594X / KX-TVM296C Service Manual / Supplement ▷ View online
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
11
KX-TVM50C
F
E
H
G
8
7
11
10
9
2/
4
1/
4
4/
4
3/
4
KX-TVM50C MAIN NO.2 (4/4)
(10)
(11)
(12)
(13)
(14)
(15)
C2
24
1.
0u
C2
23
0.
01
u
L178
TP710
FIL119
1
2
3
TP690
C2
26
2.
2u
R373
NC
DG
TP711
+3.3V
n_HDB_gate
HD[7]
HD[8]
HD[6]
HD[9]
HD[5]
HD[10]
HD[4]
HD[11]
HD[3]
HD[12]
HD[2]
HD[13]
HD[1]
HD[14]
HD[0]
HD[15]
HIOW
HIOR
HDRDY
HIRQ
HIO16
HA[1]
HA[0]
HA[2]
HCS0
HCS1
HD[12]
HD[2]
HD[13]
HD[4]
HD[3]
HD[5]
HD[10]
HD[9]
HD[8]
HD[6]
HD[15]
HD[1]
HD[14]
HD[0]
HD[7]
HD[11]
LA[3]
HIO16
HA[2]
HA[1]
HCS0
n_CE2B
HA[0]
LA[4]
HIOW
LA[2]
HIOR
HDRDY
HCS1
HDRDY
HIRQ
HCS1
HA[0]
HA[2]
HCS0
HA[1]
HIOR
HIO16
HIOW
HIRQ
RD_nWRG
n_HDB_gate
R3
76
47
K
LA[4]
R366
33
TP652
n_WE1G
C215
0.01u
R365
33
TP654
TP653
TP651
HDDINT
FIL120
1
2
3
TP709
RA151
10k
1
2
3
4
5
6
7
8
6
7
8
n_IDCS0
L1
79
n_CE2B
IC118
1
#1G
21
A
1
3
2Y4
41
A
2
5
2Y3
61
A
3
7
2Y2
81
A
4
9
2Y1
10
GND
11
2A1
12
1Y4
13
2A2
14
1Y3
15
2A3
16
1Y2
17
2A4
18
1Y1
19
#2G
20
VCC
IC115
1
#1G
2
1A1
32
Y
4
4
1A2
52
Y
3
6
1A3
72
Y
2
8
1A4
92
Y
1
10
GND
11
2A1
12
1Y4
13
2A2
14
1Y3
15
2A3
16
1Y2
17
2A4
18
1Y1
19
#2G
20
VCC
+3.3V
R371
33
C2
35
2.
2u
DG
R369
33
LA[3]
IC161
12
13
11
TP659
DG
DG
R367
33
RA149
4.7k
1
2
3
4
2
3
4
5
6
7
8
n_CE1B
R372
33
TP691
LA[2]
R364
33
R370
33
n_RESET
n_IDCS1
C2
31
0.
01
u
C2
34
1.
0u
RA148
4.7k
1
2
3
4
2
3
4
5
6
7
8
R374
NC
R360
33
DG
n_RDG
n_HDD_WAIT
C229
0.1u
RA
21
2
33
1
2
3
4
5
6
7
8
DG
+3.3V
C210
2.2u
C200
0.01u
C204
1.0u
DG
C208
2.2u
C202
0.01u
C205
1.0u
DG
+3.3V
+3.3V
R3
78
10
K
+3.3V
DG
+3.3V
+3.3V
+3.3V
R6
81
4.
7K
R6
82
4.
7K
R6
83
4.
7K
DG
R6
84
4.
7K
DG
+3.3V
R3
77
47
K
R6
87
4.
7K
+3.3V
n_FMC_RST
R688
33
CN103
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
41
42
43
44
45
46
47
48
49
50
CN102
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
41
42
43
44
45
46
47
48
49
50
C221
10V220
u
C219
10V220
u
nRESETH
n_CS0
+3.3v
GND
GND
+3.3v
+3.3v
n_DASP
DA2
GND
GND
n_DIOR
GND
DD2
GND
n_CS1
+3.3v
IORDY
DD14
DD15
n_DIOW
DD12
DD9
n_FNC_RST
INTRQ
GND
GND
GND
DD0
GND
n_DMACK
n_PDIAG
GND
DD13
DD4
DD6
CSEL
DA0
DD7
GND
DD10
DD5
Vcc
DD8
DA1
n_RESET
GND
n_IOIS16
DD11
DD1
DD3
GND
DD13
DA0
DD5
GND
n_RESET
n_DIOW
n_CS1
GND
+3.3v
DD1
n_DMACK
DD4
GND
DD12
+3.3v
DD7
n_DIOR
+3.3v
Vcc
GND
DD3
n_CS0
GND
DD9
IORDY
GND
n_DASP
n_PDIAG
+3.3v
DD6
GND
DD8
n_IOIS16
DD14
DD2
DA2
GND
DD0
GND
CSEL
DD10
DA1
DD11
INTRQ
DD15
GND
GND
GND
ATA Master I/F
ATA Slave I/F
n_FNC_RST
ID
E
In
te
rf
a
ce
B
u
e
r
Ma
st
e
r S
lo
t
Ma
st
e
r Me
m
o
ry
=
2
8
S
la
v
e
M
e
m
o
ry
=
2
8
Sl
av
e Sl
o
t
=
KX
-T
V
M
52
4
o
r T
V
A
52
4
F
la
sh M
e
m
o
ry
C
a
rd
S
lot
12
KX-TVM50C
1.3.3.
MAIN No.3 (DSP/DPT BLOCK)
Change from the Original Service Manual Section 16.3.
D
C
B
A
46
5
3
2
1
2/
4
1/
4
4/
4
3/
4
(a
)
(b
)
(c
)
(d
)
(e
)
(f
)
(1
)
(2
)
(3
)
(4
)
(5
)
(7
)
(6
)
(8
)
KX-TVM50C MAIN NO.3 (1/4)
DSPA_D[5]
DSPA_D[10]
DSPA_D[4]
DSPA_D[13]
DSPA_D[11]
DSPA_D[15]
DSPA_D[0]
DSPA_D[12]
DSPA_D[1]
DSPA_D[9]
DSPA_D[3]
DSPA_D[8]
DSPA_D[14]
DSPA_D[2]
DSPA_D[6]
DSPA_D[7]
RA
82
4
10
k
1
2
3
5
4
6
7
8
RA
82
3
10
k
1
2
3
5
4
6
7
8
RA
82
7
10
k
1
2
3
5
4
6
7
8
RA
82
5
10
k
1
2
3
5
4
6
7
8
+3.3V
IC201
5
A10
7
A11
8
A12
9
A13
10
A14
11
A15
99
D0
100
D1
101
D2
102
D3
103
D4
104
D5
105
A16
113
D6
114
D7
115
D8
116
D9
117
D10
118
D11
119
D12
121
D13
122
D14
123
D15
131
A0
132
A1
133
A2
134
A3
136
A4
137
A5
138
A6
139
A7
140
A8
141
A9
+3.3V
R4
06
4.
7K
+3.3V
LE
D8
00
DG
R3
98
33
0
Q801
OEP1
OSX
OSR
DPT_CLK
n_ECO_WAIT12
n_DSP_RDY34
n_ECO_WAIT34
n_ECO_WAIT56
n_DSP_RDY56
n_DSP_RDY12
HDg[0]
HDg[1]
HDg[6]
HDg[7]
HDg[4]
HDg[3]
HDg[2]
HDg[5]
LD[7]
LD[6]
LD[5]
LD[4]
LD[3]
LD[2]
LD[1]
LD[0]
n_DSPINT[2]
n_DSPCS[1]
HCNTL0
n_DSPINT[1]
n_DSPRST[1]
n_DSPCS[2]
n_DSPRST[2]
n_DSPCS[3]
DSP_RnW
HCNTL1
HBIL
n_DSPINT[3]
n_DSPRST[3]
n_ECO_CS[2]
n_ECO_CS[1]
n_ECO_CS[3]
n_ECO_RE
n_RESET
n_ECO_INT
HCNTL0
n_ECO_RE
DSP_RnW
n_ECO_WE
HCNTL1
HBIL
RD_nWRG
n_ECO_WE
LA[2]
LA[1]
LA[4]
LA[3]
LA[5]
LA[6]
LAg[6]
LAg[1]
LAg[5]
LAg[3]
LAg[2]
LAg[4]
n_ECOREG
HBILG
n_ECOWEG
HCNTL0G
HCNTL1G
DSP_RWG
RA221
10k
4
1
2
3
6
7
8
5
7
8
5
+3.3V
R381
33
R384
33
IC166
4
5
6
IC169
4
5
6
R382
33
IC166
1
2
3
RA220
10k
4
1
2
3
6
7
8
5
7
8
5
IC169
1
2
3
R380
33
R383
33
R386
33
RA
82
8
22
1
2
3
5
4
6
7
8
IC133
1
#1G
2
1A1
3
2Y4
4
1A2
5
2Y3
6
1A3
7
2Y2
8
1A4
9
2Y1
10
GND
11
2A1
12
1Y4
13
2A2
14
1Y3
15
2A3
16
1Y2
17
2A4
18
1Y1
19
#2G
20
VCC
TP718
RA
83
0
22
1
2
3
5
4
6
7
8
C2
51
1.
0u
L182
R388
NC
+3.3V
C247
0.01u
C2
52
2.
2u
DG
TP727
FIL128
1
2
3
C2
50
0.
01
u
DG
LD[5]
LD[4]
LD[3]
LD[2]
LD[7]
LD[1]
LD[6]
LD[0]
n_DSPCS[3]
HCNTL1
n_DSPCS[1]
HBIL
n_DSPINT[1]
n_DSPCS[2]
n_DSPRST[1]
n_DSPRST[3]
HCNTL0
DSP_RnW
n_DSPRST[2]
n_DSPINT[2]
n_DSPINT[3]
n_ECO_CS[2]
n_ECO_RE
n_ECO_CS[3]
n_ECO_CS[1]
n_ECO_WE
n_RESET
n_ECO_GATE
n_DSP_GATE
RD_nWRG
IC166
12
13
11
n_ECO_INT
TP730
C2
66
2.
2u
L184
C2
63
0.
01
u
DG
C2
64
1.
0u
TP731
IC134
1
#1G
21
A
1
3
2Y4
41
A
2
5
2Y3
61
A
3
7
2Y2
81
A
4
9
2Y1
10
GND
11
2A1
12
1Y4
13
2A2
14
1Y3
15
2A3
16
1Y2
17
2A4
18
1Y1
19
#2G
20
VCC
R390
NC
C262
0.01u
FIL126
1
2
3
+3.3V
DG
DG
n_DSPHRDY
n_ECO_WAIT
IC166
10
9
8
R385
33
IC169
10
9
8
R387
33
DG
DG
LA[4]
LA[3]
LA[1]
LA[2]
LA[5]
LA[6]
C2
95
0.
01
u
R768
33
RA
83
5
22
1
2
4
6
3
5
7
8
RA
83
6
22
1
2
3
5
4
6
7
8
R769
33
R770
33
R771
33
R772
33
R773
33
R774
33
R775
33
R776
33
IC123
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
DS
P
H
R
DY
S
ig
n
a
l C
o
n
tr
o
l C
ir
cu
it
E
C
O
W
A
IT
S
ig
n
a
l Co
n
tr
o
l Ci
rc
u
it
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