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Model
KX-TVM50C KX-TVM502C KX-TVM503X KX-TVM524X KX-TVM594X KX-TVM296C
Pages
23
Size
7.28 MB
Type
PDF
Document
Service Manual / Supplement
Brand
Device
PBX / VOICE PROCESSING SYSTEM
File
kx-tvm50c-kx-tvm502c-kx-tvm503x-kx-tvm524x-kx-tvm5.pdf
Date

Panasonic KX-TVM50C / KX-TVM502C / KX-TVM503X / KX-TVM524X / KX-TVM594X / KX-TVM296C Service Manual / Supplement ▷ View online

22
KX-TVM50C
1.4.2.
MAIN BOARD (BOTTOM VIEW)
X
8M
R403
R404
R405
+9V
R40
7
R408
R409
+1.8V
nCPD3
nCPD4
nCPD5
INTR
Q
nCPD6
R410
+3.3VC
BAT
R415
U102
C30
6A
+1.9
V
C30
6
B
nDIOW
R611A
nIO1
6
R611B
CPC3
CPC4
nD
AS
P
R231
TI-A
LD0A
CPC5
LD0B
R232
CPC6
TI-B
R4
27
R428
R429
IC179
DD0
DD1
DD
2
DD3
C200
nRESET_AH
R430
DD4
R431
nECOREA
C346A
DD5
C202
C346B
nECOREB
DD
6
DD
7
C203
C204
DD8
R434
C205
DD9
LD1A
LD1B
C207
C208
RA105
RA106
R
2
4
6
RA107
RA108
R613A
R
6
31
R613B
C210
C211
C405
C
2
1
2
nPDIAG
C
2
13
C
2
14
R
6
38
LD2A
LD2B
RA113
RA114
RA115
R
6
40
R
A
119
R
6
14
A
C41
2
R
6
4
2
R
6
14B
R643
CT
S
VAG1
MBDR0A
R
6
4
6
MBDR0B
VAG2
C41
7
R
6
4
7
R454
R455
LD3A
R456
LD3B
C
227
R457
C228
R458
nC
S
0
nCS1
R
26
9
DG1
DG2
nIOR
R4
6
0
R461
C349A
LD6
C349B
R464
R
A
130
R
27
0
LD4A
R
A
131
C236
R
272
RA132
LD4B
C237
RA133
RA134
FIL101
RA135
FIL105
R
A
139
M18MA
M18MB
FIL108
FIL109
R471
LEDA
C43
7
R
A
140
C438
R668
R
A
141
C439
LD5A
MBDX0A
MBDX0B
LD5B
R
A
14
2
R
A
143
R
A
144
C
2
48
FIL111
R
A
145
FIL112
R
A
14
6
+3.3V
R
A
14
7
FIL114
R
67
0
nDINT3A
R617A
R617B
C44
2
nDINT3B
LEDR
D+
R677
R678
RA151
D-
LD6A
RA152
RA153
ASEBRAKAK
FIL124
R299
nDINT2A
C453
C455
D202
R687
C458
LD7A
u/
A
-A
C459
LD7B
u/A-B
TCK
HOOK3
C
267
FIL130
HOOK4
C268
FIL131
C
2
91
A
HOOK5
C291B
HOOK6
R
A
1
6
9
L101
R619A
R619B
R
6
93
L103
C4
6
4
R
6
94
C
27
0
L105
R
6
95
C465
C
27
1
L106
R
6
9
6
R
6
9
7
C467
L10
7
C
27
3
R
A
1
7
0
R
6
98
L108
C468
R
6
99
TDI
L109
C
276
C277
TDO
L110
C281
L11
6
L11
7
L118
C284
L119
C
2
85
C
2
8
6
PO-A
PO-B
C
2
9
2
SHWCLK
C
2
94
A
C
2
94B
R580A
R580B
ALM
HA
FIL74A
BELL3
BELL4
R581
A
BELL5
BELL6
R581B
L14
7
L148
C33
2A
C33
2
B
SHWDHW1
C
6
01
A
LHWSELA
C
6
01B
LHWSELB
R103
R104
L150
C371A
C371B
R107
R108
R109
R300
R301
R302
OVCK
R304
R110
R305
R111
C602A
R306
R11
2
C602B
R307
R113
R114
R308
R309
R118
nECS34A
nECS34B
C334
A
M1DRA
M1DRB
C334B
R1
2
1
C39
2A
C39
2
B
+5.0V
R123
R
7
00
DD10
DD11
R
7
01
R125
R126
R
7
0
2
DD1
2
DD13
R
7
03
R
7
04
DD14
R
7
05
DD15
R601A
R
7
0
6
R601B
R
7
0
7
R
7
08
nMDMR
S
T
R709
LA
R133
R134
R710
R135
R
7
11
C374A
R621A
DSPRWA
LA1A
R13
6
R
7
1
2
DSPRWB
C374B
LA1B
R621B
R137
R
7
13
R138
R714
R139
R715
HDRD
Y
L186
R716
R
7
1
7
SDSW
L187
L188
R
7
18
R
7
19
L189
nDRDY34A
C103
R140
C106
R14
2
R143
R144
R
72
0
R145
C109
R
72
1
LA2A
R14
6
LA2B
R
722
R14
7
R
72
3
R
72
4
R726
C113
C30
7
C114
A
LM
C11
7
R
7
31
R623A
nEWAIT34A
LA3A
R623B
nEWAIT34B
LA3B
D
S
R
TMS
R15
7
R158
R
7
35
R159
R58
7A
R541
R58
7
B
R542
R
7
3
7
R543
R
A2
10
R
7
38
R
A2
11
R5
6
8
A
R
7
39
R5
6
8B
R546
C31
7
R547
R1
6
0
R1
6
1
nECOWEA
R1
62
nECOWEB
RA217
Vbus
RA218
R
7
40
R
A2
19
R
7
41
LA4A
LA4B
DTR
R743
C320
R
7
44
R
7
45
R
6
05
A
R551
R
6
05B
R5
6
9
A
C13
2
R5
6
9B
C133
C134
nDRDY56A
R172
nDRDY56B
C13
7
R1
7
5
D
A
101
A
C378A
LA5A
LA5B
D
A
101B
R1
76
C378B
R1
77
R1
7
8
R1
7
9
nDCS2A
C333
R
7
58
C335
R
7
59
M1DXA
R566
C142
M1DXB
C143
C33
7
R180
C144
C145
R181
C146
R18
2
R183
BAT+
R184
SHWFH
R
76
0
C148
R185
SHWUHW1
C149
LA6A
R3
7
9
LA6B
X12M
nDCS3A
Q2
0
2A
R189
nDCS3B
R
766
R
767
RA240
R
A2
41
C345
R769
R5
7
5
C151
RA242
C152
C153
C34
7
RA243
C154
R190
C155
R191
RA
C15
6
RA822
R
A2
4
6
RB
C15
7
R
A2
4
7
X32K
R
A
8
2
3
C158
R
A2
48
R770
R771
R
A2
49
R
A
8
2
5
R772
RA826
R
77
3
R
A
8
27
R
77
4
RI
C352
R
777
R
77
8
R391
C355
R
77
9
CDFS3A
MBCLK0/CD2MA
R392
C1
62
MBCLK0/CD2MB
nAUDSYNC
R393
C1
6
4
R394
R395
R396
C167
R397
R
7
80
C1
6
8
RA834
HBILA
C745
C746
HBILB
R
7
85
R
6
09
A
R
7
8
6
R
6
09B
C170
nAUDD0
nAUDD1
R
7
89
C3
6
5
CDFS4A
C559
nAUDD2
R
S
W
nAUDD3
C1
7
3
C3
6
8
C175
SA
B-
A
TA
C3
6
9
TB
SAB-B
C1
76
C1
77
R790
C1
7
8
C179
R791
M0FS2A
R792
nAUDCK
R
7
93
R
7
94
C5
6
4
R
7
95
HCNTL0A
C372
R
7
9
6
HCNTL0B
L
2
0
7
RT
S
L
2
08
C180
C3
7
5
C181
C182
CDFS5B
C183
nTRST
L
2
10
nDRST3A
L
2
11
M0FS3A
C572
L
2
1
2
M0FS3B
nDRST3B
L
2
14
X16M
L
2
15
HCNTL1A
HCNTL1B
L
2
1
6
C384
nRESETA
CDFS6B
nRESETB
C388
C389
nRE
S
ETH
L
22
0
nDRST2A
C199
CN1
M1FS2A
CN2
CN3
C395
IC149
A
R5
7
0
A
R5
7
0B IC149B
C39
7
C399
C593
C594
M1FS3A
M1FS3B
+
-
C59
7
+
-
C598
J
104
R
X
D
J105
R5
7
1
A
R5
7
1B
J
109
X16M2
T
X
D
+1.9VB
R203
GND
R
2
04
R
2
05
R
2
0
6
R
2
0
7
D
A
0
C3
62A
D
A
1
D
A2
C3
62
B
REF1
KX-TVM50C: MAIN BOARD (BOTTOM VIEW)
23
KX-TVM50C
KM
KXTVM50C
KXTVM296C
KXTVM502C
KXTVM503X
KXTVM524X
KXTVM594X
23
KX-TVM50C
KM
KXTVM50C
KXTVM296C
KXTVM502C
KXTVM503X
KXTVM524X
KXTVM594X
Page of 23
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Panasonic KX-TVM50C / KX-TVM502C / KX-TVM503X / KX-TVM524X / KX-TVM594X / KX-TVM296C Service Manual / Supplement ▷ Download