Panasonic KX-HT82480 / KX-HT82470 / KX-HT82460 Service Manual ▷ View online
49
KX-HT82480/82470/82460 Series
10 Printed Circuit Board
10.1. LCOT4
E
E
E
E
1
60
31
30
1
6
E
E
E
E
4B
3B
4C
4D
3D
3A
4A
3C
2.0A
LCOT4
DIP
KX-HT82480
PNLB2552Z -AP
REF2
Q900A
Q900B
Q900C
Q900D
CN201
CN203
C901A
C901B
C901C
C901D
D900A
C960A
D900B
C960B
D900C
C960C
D900D
C960D
C202
C203
C203
C204
R920A
D901A
R920B
D901B
R920C
D901C
R920D
D901D
RL900A
R901A
RL900B
R901B
RL900C
R901C
RL900D
R901D
R252
C217
Q904A
Q904B
Q904C
Q904D
M DSP1
M DSP2
C220
ZNR900A
ZNR900B
C226
ZNR900C
ZNR900D
R264
C229
R922A
R922B
R922C
R922D
C230
C231
C232
C233
C234
R271
R272
D904A
D904B
D904C
D904D
PC902A
PC902B
PC902C
CL904
PC902D
R924A
R924B
R924C
R924D
PC903A
PC903B
PC903C
PC903D
R926A
R926B
R926C
R926D
D908A
D908B
D908C
D908D
R928A
R928B
R928C
R928D
IC909A
IC909B
IC909C
IC909D
CF900A
CF900B
CF900C
CF900D
C910A
C910B
C910C
C910D
AL900A
R900
C DSP1
R901
C DSP2
C912A
C912B
C912C
C912D
R911
D910A
D910B
D910C
D910D
O DSP1
O DSP2
D911A
C933A
C933B
C933C
C933D
CL203
CL204
D912A
CL207
F201
CL212
I DSP1
I DSP2
C908
X900
IC913A
C913
IC913C
R950
R951
R914A
R914B
R914C
R914D
C923
S1
S2
S3
S4
+3V DSP1
S5
+3V DSP2
S6
S7
S8
C937A
C937B
C937C
C937D
R916A
R916B
R916C
R916D
C958
C959
R918A
R918B
R918C
R918D
C963
C971
IC901
GND DSP1
GND DSP2
94V-0
A
1
30
31
60
500mA
REF1
CN202
R900A
R900B
R900C
R900D
IC950
C201
C205
C942A
C942B
C942C
C942D
R251
C904A
C216
C904B
C904C
C218
C904D
C219
D902A
D902B
D902C
D902D
R902A
C943A
R902B
C943B
R902C
C943C
R902D
C943D
C221
C222
C223
C224
PC900A
C225
C905A
PC900B
C905B
PC900C
C905C
PC900D
C228
C905D
PC901A
C906A
PC901B
C906B
PC901C
C906C
PC901D
C906D
R904A
R904B
R904C
R904D
TP 13.824MHz
C907A
C907B
C907C
C907D
C908A
C908B
C908C
C908D
D906A
D906B
D906C
D906D
R906A
R906B
R906C
R906D
TP+3.3V
DG
R908A
R908B
R908C
R908D
IC201
IC908A
IC908C
R902
R903
CL201
CL202
CL205
CL206
CL208
R970A
F202
R970B
R970C
C900
R970D
CL210
C901
CL211
CL213
C904
CL214
C905
C909
R971A
R971B
R971C
R971D
R952
R953
CL228
CL229
PLD CLK
TP+15V
CL230
CL231
CL232
CL233
C924
CL234
C925
CL235
R961
C926
C927
R974A
R974B
R974C
R974D
R975A
R975B
R975C
C950
R975D
C951
C954
C955
C969
C970
C972
IC900
KX-HT82480 Component View
KX-HT82480 Bottom View
50
KX-HT82480/82470/82460 Series
10.2. SLC8
1
60
31
30
4B
3B
4C
3C
4D
3D
3A
4A
4A
4B
3B
4C
3C
4D
3D
3A
4A
PNLB2551Z -AP
A
DIP
REF2
KX-HT82470
SLC8
CN201
R251
C216
C217
C218
C219
C220
C225
C226
C228
C229
C234
R274
C732A
C732C
C713A
C732E
C713C
C732G
C PLD
C713E
C713G
I PLD
C252
C253
L700A
L700B
L700C
L700D
L700E
L700F
L700G
L700H
C734A
C734C
C734E
C734G
L701A
L701B
L701C
L701D
L701E
L701F
L701G
L701H
C735B
C735D
C735F
C735G
C735H
M PLD
IC201
C738A
C738B
C738C
C738D
C738E
C738F
C738G
C738H
C739A
C739B
C739C
C739D
C739E
C739F
C739G
C739H
CL700D
CL700H
CL701A
CL701B
CL701C
CL701E
CL701F
CL701G
CL702A
CL702B
CL702C
CL702D
+3V PLD
CL702E
CL702F
CL702G
CL702H
CL703A
CL703B
CL703C
CL703D
CL703E
CL703F
CL703G
CL703H
CL704A
CL704B
CL704C
CL704D
CL704E
CL704F
CL704G
CL704H
Q700A
Q700B
Q700C
Q700D
Q700E
Q700F
Q700G
Q700H
CL203
CL204
GND PLD
O PLD
CL213
CL215
CL216
CL219
IC700A
C703B
IC700C
C703D
IC700E
C703F
IC700G
C703H
CL230
CL231
CL232
CL235
CL238
D702A
D702B
D702C
D702D
D702E
D702F
D702G
CL240
D702H
CL250
CL251
D704A
D704B
D704C
D704D
D704E
R704A
D704F
R704B
D704G
R704C
D704H
R704D
R704E
R704F
R704G
R704H
D705A
D705B
D705C
D705D
D705E
D705F
D705G
D705H
D706A
D706B
D706C
D706D
D706E
D706F
D706G
D706H
C729A
C729C
C729E
C729G
94V-0
1
30
31
60
E
E
E
E
E
E
E
E
REF1
R709D
R709E
R709F
R709G
R709H
CN202
C201
C202
C203
C204
C205
C206
C207
C208
C209
C210
C211
C212
C213
C214
C215
R252
C221
C730A
C222
C223
C730C
C224
C730E
C730G
R264
R269
C230
C231
C232
C233
R270
R710A
R710B
R710C
R710D
R710E
R710F
R710G
R710H
C248
C249
R711A
R711C
C250
R711E
C251
R711G
C254
R712A
R712C
R712E
C734B
TP+3.3V
R712G
C734D
C734F
C734H
R713A
R713C
DG
C735A
R713E
C735C
R713G
C735E
R714A
R714C
C736A
R714E
C736B
IC202
C736C
R714G
C736D
C736E
C736F
C736G
C736H
C737A
C737B
C737C
C737D
C737E
C737F
C737G
C737H
CL700A
CL700B
CL700C
CL700E
CL700F
CL700G
CL701D
CL701H
C700A
C700B
C700C
C700D
C700E
C700F
C700G
C700H
CL201
CL202
C701A
C701B
C701C
C701D
C701E
Q701A
C701F
Q701B
C701G
Q701C
C701H
Q701D
Q701E
Q701F
Q701G
Q701H
C702A
C702B
C702C
C702D
C702E
D700A
C702F
D700B
C702G
D700C
C702H
D700D
D700E
R700A
D700F
R700B
D700G
R700C
D700H
R700D
R700E
R700F
R700G
R700H
D701A
D701B
PLD CLK
D701C
D701D
D701E
R701A
D701F
R701B
TP+15V
D701G
R701C
D701H
R701D
R701E
R701F
R701G
R701H
R702A
R702B
R702C
R702D
R702E
R702F
R702G
R702H
D703A
D703B
D703C
D703D
D703E
R703A
D703F
R703B
D703G
R703C
D703H
R703D
R703E
R703F
R703G
R703H
C706A
C706B
C706C
C706D
C706E
C706F
C706G
C706H
C707A
C707B
C707C
C707D
C707E
C707F
C707G
C707H
R705A
R705B
R705C
R705D
R705E
R705F
R705G
R705H
C708A
C708B
C708C
C708D
C708E
C708F
C708G
C708H
R706A
R706B
R706C
R706D
R706E
R706F
R706G
R706H
R707A
R707B
R707C
R707D
R707E
R707F
R707G
R707H
R708A
R708B
R708C
R708D
R708E
R708F
TP+1.5V
R708G
R708H
R709A
R709B
R709C
KX-HT82470 Component View
KX-HT82470 Bottom View
51
KX-HT82480/82470/82460 Series
10.3. DPH2
1
60
31
30
2
3
4
5
E
E
E
E
E
E
E
E
1
3
4
1
3
4
E
E
E
2.0A
E
500mA
5
1
6
10
5
1
6
10
E
E
REF2
DIP
PNLB2553Z -AP
A
KX-HT82460
DPH2
CN201
C203
C204
C133A
C205
C133B
C206
C207
C208
R251
R170A
CL101
C216
R170B
CL102
CL103
CL104
CL105
CL106
CL107
CL108
M DSP1
L101A
CL109
L101B
C220
CL111
CL112
C228
C229
R269
L102A
L102B
R270
C234
C137A
C137B
C PLD
I PLD
C139A
C139B
M PLD
R157A
R157B
IC201
R158A
R158B
R159A
R159B
Q101A
Q101B
C140A
C140B
+3V PLD
Q102A
Q102B
C141A
C141B
R130
C DSP1
R131
Q103A
D101A
Q103B
D101B
C142A
C142B
O DSP1
ZNR101A
ZNR101B
Q104A
D102A
Q104B
D102B
X100
C143A
C143B
R160A
R160B
Q105A
Q105B
R161A
R161B
CL206
CL207
CL208
CL209
GND PLD
Q106A
F201
Q106B
F202
O PLD
CL213
I DSP1
R162A
R162B
T100A
ZNR102A
T100B
ZNR102B
Q107A
Q107B
C146A
C146B
C144
R163A
R163B
CL230
CL231
CL232
R164A
R164B
CL236
+3V DSP1
R165A
R165B
IC100
IC101
IC109A
IC109B
IC113
R169A
R169B
GND DSP1
REF1
1
30
31
60
R234
R235
C201
C202
C209
C210
C211
C212
C213
C214
C215
R252
C218
C219
C221
C222
C223
C224
C225
C226
C227
CL113
R264
CL114
C230
C231
C232
C233
TP 13.824MHz
DG
R102
R103
R111
C100
C101
C104
CLKOUT0
C105
C108
C109
C113
CL201
CL202
C123
CL203
C124
CL204
C125
CL205
C126
TP3.3V
CL210
CL211
CL212
PLD CLK
TP+15V
IC108
CN202
KX-HT82460 Component View
KX-HT82460 Bottom View
52
KX-HT82480/82470/82460 Series
11 Appendix Information of Schematic Diagram
Note:
1. DC voltage measurements are taken with an oscilloscope or a tester with a ground.
2. The schematic diagrams and circuit board may be modified at any time with the development of new technology.
2. The schematic diagrams and circuit board may be modified at any time with the development of new technology.
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