Panasonic KX-UT670RU Service Manual ▷ View online
77
KX-UT670RU
12.7.6. No.(31)
㪍㪅㪈㪈㪅㪍㪅䇭㪥㫆㪅㩷㩿㪊㪈䋩
㩿㪊㪈㪀㩷㪩㪈㪃㪞㪊㪃㪙㪈㩿㪣㪚㪛㪀
㪲㪫㪑㩷㪋㪇㪇㫅㫊㪆㪻㫀㫍㪴
㪺㪿㪈㪑㩷㪩㪈㩿㫇㫀㫅㪈㪌㪀㩷㫆㪽㩷㪚㪥㪊㪇㪈㩷㩿㪉㪅㪇㪇㪭㪆㪻㫀㫍㪀
㪺㪿㪉㪑㩷㪞㪊㩿㫇㫀㫅㪉㪇㪀㩷㫆㪽㩷㪚㪥㪊㪇㪈㩷㩿㪉㪅㪇㪇㪭㪆㪻㫀㫍㪀
㪺㪿㪊㪑㩷㪙㪈㩿㫇㫀㫅㪉㪐㪀㩷㫆㪽㩷㪚㪥㪊㪇㪈㩷㩿㪉㪅㪇㪇㪭㪆㪻㫀㫍㪀
㪺㪿㪈㪑㩷㪩㪈㩿㫇㫀㫅㪈㪌㪀㩷㫆㪽㩷㪚㪥㪊㪇㪈㩷㩿㪉㪅㪇㪇㪭㪆㪻㫀㫍㪀
㪺㪿㪉㪑㩷㪞㪊㩿㫇㫀㫅㪉㪇㪀㩷㫆㪽㩷㪚㪥㪊㪇㪈㩷㩿㪉㪅㪇㪇㪭㪆㪻㫀㫍㪀
㪺㪿㪊㪑㩷㪙㪈㩿㫇㫀㫅㪉㪐㪀㩷㫆㪽㩷㪚㪥㪊㪇㪈㩷㩿㪉㪅㪇㪇㪭㪆㪻㫀㫍㪀
78
KX-UT670RU
13 Printed Circuit Board
13.1. Main Board
MAIN
PNLB1829Z -
A
C20
R401
C21
R402
R403
C23
R210
R404
C24
R211
R405
C25
R212
R406
R213
R407
R214
C29
R410
C31
R412
C33
R413
UART0_TXD
R220
C34
R221
C35
R222
C36
R223
C37
R417
R419
C39
R229
8
2
1
9
11
12
13
CN401
3.3V_A
1
6
CN402
CN403
C40
C41
C42
C43
C46
R427
R429
CN601
C49
R236
R237
R238
R239
R430
C50 C51
R431
C201
R433
R240
C54
R434
C55
R437
R243
R438
UART1_TXD
R439
R246
C403
R440
RA301
RA302
RA303
C63
C408
RA304
Q10
C64
RA305
C215
C409
3
4
1
5
Q11
SP+
R447
R448
R448
SP-
C410
1
X402
C413
X404
C220
C414
C221
R452
R453
C417
C418
C225
LF401
C419
C226
C228
C423
R462 R463
C237
UART0_RXD
C88
C430
DL301
LF1
C250
R481
C251
R482
C252
R483
C253 C254
C255
C256
R489
UART1_RXD
C260
D9
R491
C262
C264
C265
C459
R495
Q302
C267
Q303
R497
Q304
R498
Q305
R499
Q306
Q307
D401
DG
C270
C271
JK3
L1
C273
C274
C275
C469
C276
L301
L302
3.0A
F2
L303
L304
DL1
25
1
24
IC201
48
A7
L7
L3
A3
L8
K9
A9
L1
A1
IC202
A7
L7
L3
A3
L8
K9
A9
L1
A1
IC203
C285
L501
C286
C287
L503
C288
L314
C290 C291
JK1
1
8
JK2
18
MIC+
3
1
2
MIC-
L320
L321
L322
L323
L324
L334
L335
L336
L337
L338
L339
R101
R103
D10
D11
D12
D13
D14
R301
R302
R303
D18
D19
R306
R307
D20
CF401
R505
R311
CF402
R312
R313
D29
L3
R317
L4
R318
D30
R510
D31
R511
D32
R512
14
CN302
D33
D34
R320
2
1
9
10
CN304
D35
R515
D36
R516
R322
D38
R326
R327
R328
R329
R330
R334
R335
R336
R337
R338
R339
L21
C301
C302
C303
C304
R340
A1
AE1
AE25
A25
IC1
C305
L26
C306
1
8
9
16
IC2
IC3
C307
R343
C308
L28
R344
U17
U1
A17
B1
A2
IC5
C115
C309
R345
C116
R346
C117
C118
1
IC9
C119
C310
1
X301
C311
C312
L33
C120
C314
R10
L34
C509
C315
R12
C316
C317
R13
C318
R14
C319
R15
R16
C126
C127
R17
R18
C128
C510
C129
R19
C514
C516
C130
R20
C131
R21
C132
C326
R22
C133
C327
R364
C134
C328
C135
5
8
1
4
Q1
C136
C137
Q3
C138
Q4
Q5
R29
C139
C330
Q8
3
1
5
Q9
C334
R30
C140
R371
R31
R372
R32
R33
C144
R34
C338
R375
C145
R1
C339
R376
C146
R2
R377
C147
R3
R37
R378
R38
R4
R379
R39
R5
R6
R7
R8
R9
C341
R40
C150
C344
C151
R41
C345
R381
C152
DL402
R42
R382
C153
C347
R383
R44
C348
R45
C349
R46
R386
R47
R387
R48
R388
C159
R49
R389
C352
C353
R390
R51
R391
R52
C162
C163
R53
C357
C164
C358
R394
C165
R55
1
12
13
24
T1
R56
1
12
13
24
T2
1
10
5
6
T3
R57
R59
C169
D302
D303
C363
R60
C364
C365
C171
Q402
C172
C173
D308
C174
C175
D309
C177
RESET_IN_B
L204
D310
L205
D311
LED401
L206
D312
C372
L207
D313
C373
D314
LED404
D315
R71
C182
D316
C376
R72
C183
D317
C184
D318
C185
D319
L401
C186
R76
C187
R77
C188
R78
L404
C189
L406
D320
C574
L408
D321
C575
L409
D322
C576
D323
C577
C383
6
IC303
1
C190
D324
4
1
3
IC304
C191
D325
C385
D326
C192 C193
L410
C194 C195 C196
C197
NVI_A3
L415
1
3
4
5
IC503
C396
MODE_0
MODE_1
R95
R96
R97
R98
R99
SW401
C10
C11
C12
Q453
C13
C16
C17
R203
1
IC10
6
1
3
IC11
C19
4
1
6
5
JK401
R206
PbF
R207
R208
R209
BLUE
ORG
ORG
BLUE
ORG
BLUE
A
C378
C389
C86
C198
C199
L9
IC301
1
4
5 8
C180
C179
A
KX-UT670
RU MAIN BOARD COMPONENT VIEW
79
KX-UT670RU
R400
C22
C26
C27
PCM_CLK
R408
C28
R409
2.5V
5.0Vout
RESET
C30
R411
C32
R414
R416
GND_2
R418
C38
GND_DCIN1
3.0V
GND_DCIN2
R227
V12_AC
R228
R420
HD_GND
R422
R423
R230
C44
R424
C45
R231
R232
R233
C47
R428
R234
C48
R235
KEY_OUT2
PoE_VSS
MODE_1b
R432
C52
C203
C53
C204
R435
C205
R241
R436
C206
C56
R242
C207
C57
C208
C58
C209
C59
2.8V
R247
C401
C402
C60
C210
C61
R442
MODE_0b
RESET_IN_Bb
C62
R443
C213
C214
R444
R445
C65
C66
R446
RA307
C67
RA308
C68
C69
R449
LCD+
X403
R450
C70
RA310
R451
C71
RA311
LCD-
RA312
C72
C73
R454
C74
C75
R455
C76
R456
C227
C77
R457
C78
R458
C79
C229
R459
C420
C421
C422
C80
C424
C230
R460
R461
C425
C81
C231
C82
C232
C83
C233
R464
C84
C234
R465
C85
C235
R466
C236
R467
C87
R468
R469
C89
C90
R470
R471
C91
R472
C92
C93
R473
R474
C94
C95
R475
UART0_RXDb
C96
R476
C97
R477
C98
R478
R479
C99
C2
HS_MICN
C3
C4
C5
C6
C7
R480
C8
ZA1
C9
ZA2
2.5V_2
ZA3
ZA4
R485
R486
D1
D2
D3
C451
DGb
C452
D7
C453
D8
C454
R490
C261
C455
C456
R492
C263
C457
R493
R494
C266
R496
C268
C462
C463
C464
C465
Q501
C272
C466
C467
C468
F1
750mA
L306 L307
C280
C281
C282
C283
C284
HOOK_DET
L502
C289
L311
HS_SPN
3.3Vout
HS_SPP
L315
IC401
L316
1
IC402
L317
23
22
33
34
44
1
11 12
IC403
IC404
1 3
5
IC405
C292
1
5
IC406
C293
IC407
2
1
3
C294
C295
C296
C297
C298
C299
L325
L326
L327
L328
L329
L330
SPH_MICP
L331
L332
L5.0out
VGH
L340
D451
USB_VBUS
PD_DET
D15
D17
R304
R308
HS_MICP
R309
D21
R501
D22
R502
D23
R503
D24
R310
R504
D25
D26
D27
R507
D28
L2
R316
L5
R319
TVCOI
USB_DM
L6
-8.9V
L7
L8
USB_DP
50
1
CN301
UART0_TXDb
R513
1
2
CN303
R514
R321
R323
R324
R325
L11
L12
L13
G_HOOK
C100
L14
L15
C101
R331
L16
C102
R332
C103
L17
R333
C104
L18
C105
L19
C106
C107
C108
C109
L22
Vin
L23
C110
L24
L25
C111 C112
C113
L27
C114
1
3
4
5
IC4
L29
V12_PoE
R347
R348
C501
R349
C502
C503
L30
C504
L31
C505
C506
L32
C313
C507
C508
R350
C121
R11
R351
L35
C122
R352
L36
C123
R353
C124
R354
C125
R355
R356
R357
R358
VDDP
C511
R359
C512
C513
C320
C321
C515
C322 C323
C517
C324
C518
R360
C325
C519
R361
R362
1.8V_2
R23
R363
R24
R365
C329
R25
R366
R26
R367
R27
C520
R28
R368
HD_SP
R369
C521
C524
C331
C525
C332
C526
LCD_BL_PWR
C527
C333
R370
C528
C141
C529
C335
C142
C336
R373
C337
C143
R374
R35
R36
C530
C148
C149
C531
DCIN1
C532
1.2V
DCIN2
C533
C534
C340
C535
-0.68V
C536
C342
C537
C343
R380
C538
C539
C346
R43
C154
R384
C155
R385
C156
C157
C158
C540
C541
C542
C543
C544
C350
C545
C351
-5.3V
C546
C160
C548
C354
C161
C549
C355
C356
R392
R393
R54
C359
LCD_RESETB
C167
C168
C550
R58
C551
C552
C553
C554
C360
D301
C555
C361
C556
C362
C557
C170
C558
D304
C559
R61
Q401
D305
R62
D306
C366
E_EXTVREF
R63
Q403
D307
C367
R64
C368
C369
R65
R66
C176
R67 R68
C178
C560
R69
C561
C562
L203
C563
C564
C370
C565
C371
C566
CL2
LED402
C567
LED403
C374
C568
C181
C375
LED405
C377
C379
R75
C570
C571
L405
C572
C573
C380
C381
C382
1
3
4
IC302
C384
1
3
4
5
IC305
C386
C387
C388
L411
L412
L413
L414
1
3
4
5
IC501
1
3
4
5
IC502
C390
C391
C392
C393
C394
C395
C397
C398
C399
1.8V
SPH_SPP
SPH_MICN
Q451
Q452
HD_MIC
Q454
C15
R204
C18
R205
4
1
SPH_SPN
R396 R395
C277
C166
C1
C241
C240
C14
KX-UT670
RU MAIN BOARD BOTTOM VIEW
80
KX-UT670RU
13.2. Jack Board
13.3. Hook Board
13.4. Sensor Board
R601
R602
R603
L605
L606
L607
L608
L609
L610
JK601
2
5
6
1
3
4
JK603
2
3
1
4
5
JK602
3
4
5
1
2
CN601
1
2
10
9
KX-UT670
RU JACK BOARD
PbF
PNLB1916Z -IG
A
13
2
4
2
5
4
3
1
2
5
1
43
1
2
9
10
KX-UT670
RU HOOK-SW BOARD
PbF
HOOK SW
PNLB1916Z -IG
A
GND_SOLDER
HOOK_SOLDER
KX-UT670
RU SENSOR BOARD
1
6
CN701
PbF
A
PNLB1916Z -IG
R702
C703
L703
C702
R701
L704
L701
L705
L702
C701
D701
IC701
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