Kenwood NX-800 Service Manual page 45

A B C D
NX-800H
PC BOARD
1
TX-RX UNIT (X57-8900-18) (A/2): HK3
Foil side view (J79-0403-09 A/2)
2
Ref. No. Address Ref. No. Address Ref. No. Address
IC204 11F Q7 10K D9 11H
IC401 7M Q8 10J D10 11I
L115
3
IC402 6N Q9 10I D11 11J
IC404 6P Q10 10I D12 11I
IC405 5N Q101 7I D14 11J
IC408 5M Q102 7J D101 9H
C179
IC409 7N Q203 8E D103 5F
4
IC410 12J Q204 9D D104 6F
R151
D110
R151
C181
IC501 12P Q205 10D D106 6E
C181
C171
IC502 10Q Q208 10G D108 6D
C171
C170
C170
IC503 12Q Q210 7G D109 5D
IC504 10N Q401 3P D110 4D
5
IC505 10P Q402 4P D201 10E
R150
R150
IC506 13P Q404 4P D202 10F C175
C175
IC508 10O Q407 5P D205 9H
IC509 9P Q409 7O D212 7E
R149
R149
6 IC510 12O Q410 7N D213 7E
IC511 9O Q412 6N D216 7D
IC701 12M Q413 5P D401 3O
IC702 8N Q415 7O D403 4P
IC703 12L Q416 5N D406 3P
7
C705 12L Q417 12I D407 4N
IC706 8M Q701 12K D409 4N
IC707 12M Q702 11L D412 5N
L228
L228
IC708 8N Q703 12M D501 13O
IC709 8O Q704 7P D502 13O
CN505
CN505
8
IC710 11M Q705 8P D503 9O
IC711 11L Q706 8R D702 11L
L206
IC712 9L Q707 8R D703 11L L206
IC713 11K Q708 10L D704 7O
C238
C238
R235
R235
IC714 11L Q710 5Q D705 8O
9
C242
Q3 9I D3 11I D706 9L C242
L208
L208
Q4 9J D4 11J D707 9M
C243
Q5 10I D7 11H
C243
R244
Q6 10J D8 11J R244
10
C246
CN510
CN510
R250
R320
C252
11
C252
Component side
Layer 1
Layer 2
Layer 3
12 Layer 4
Layer 5
Layer 6
Foil side
13
4
14
E F G
L115
C179
D110
CN511 CN513
CN511 CN513
L112
L112
D103
C165
D103
C165
D108
D104
D104
D108
D106
D106
C156
C156
C152
R143
C152
R143
CN502 CN504 CN508
CN502 CN504 CN508
R314 R316
C320 R315
R314 R316 C320 R315
C316 C322
D212 C317
C316 C322
C317
D212
L221
L223 L221
L225
L223
L225 L230
L230
R313
C324 C323 C319 C335
C324 C323 C319 C335 R313
C326
C315
C315 C307
R307 C307
R307 R299
CN503 R299
CN503
L201 C216 C214
L201 C216 C214 Q203
Q203
L204
L204
R207 C208 C347
C215 C211
C208
R232 R207 C347
C215 C211
R232
R346 C348
L205 C234
R346 C348
L205 C234
CF201 CF201
C240
WIDE
C240
R201
R243
R340
R201
R243
R340 C261
L207
R341 C261
L207
R341
R265
C331
R265
C330 R343 R262
C330 R343 R205 C331
R262
R267
R267
C264
C264
C246 L209
D202
L209
R266 R269
R266 R269
C269
C269
C271
C271
C273
C280 R273
C273
R273
C276
R274
R274 C276
CN507
L212
CN507 C248
C258
R263
R271
C265 R254
C265
9 4
L212
IC204
IC204
12 1
XF202
L214
XF202
R321
R263 C262
C262 L211
C256
C256
C249
H I J K
CN520
CN520
C118 R116 R121
R106
C105
C118 L104 R121
R106
C105 E C
R103 C104
Q102
R103 C104
C121
Q101 Q102
R109 C109
R109 C109 B E C122
C117
R110
C117
R112
R110
C107
R112 C108
C110
C107
C108
C110
CN527
CN527
R55
R55
C65
C46 C65
C46
C56
Q3 C39
C98 C39 Q4 C56
C98 Q4
C49 L4
L36
C84
Q3 C49 L4
L36 C84
C85
C85 C71
IC712
C81 R63 C71
C81 R63
L25
Q10 L25 4 Q7 3
R158
R160 S
Q8 Q7
R158
R160 Q9 D
C86
6 1
Q9
C86 G
Q10
C70 R62 Q8 C73
C70 R62 C73
R58 C76
R58 C76
C69
C66 C74
C69
C66 C74
R800
R800
L17
L17
L18
R803
L18
R803
C67 R810
C67 R810
C64
D14
C64
D14
L16
L15
L15 L16
D10
C797
D12
D12
C797
D10
L7
L40 C50 L6 R40 R41 C45
L6 L7
L40 C50 R40 R41 C45
C716
C462 C460
C716
C462 C460
R709
R709
C821
5 4
C464
IC410 C821
C464 R838
IC410
R442 C459
R838
C459 +
R442
8 1
C465 R434
R435 R718
C465 R434
R435 C826 R718
C705
C467 C826
C467 L406 R715 C705
R712
L406 R715
C466 R712
C709
C466
C709
L518
L518
L M N O
PC BOARD
TX-RX UNIT (X57-8900-18) (A/2): HK3
Foil side view (J79-0403-09 A/2)
C475
C475
C445 L405
C445 L405
C446
+
C446
D409 D407
D409 C468
D407
C468
R430
C443
R430 1 6
C443 C454 IC405
C441 C454 IC405
C441 L404
C474 3 4 L404
C474
R432
R432
D412
D412
R440
R440
C463
R447
C463
R447
Q416
C456
C456
C453
C453
R437
R437
C409 C426
C433
C409 C426
C433
C413 C424
C413 C424
R446
R446
Q412 Q412
Q409
Q410
G
R449
D
R449 S
Q410
Q409
R405
R405
Q415
4
3
IC409
Q415
IC409
D704
R784
R784
5 1 C750 D704
C750
C744
C744
R722 R716 C707 C729
R749 C751 D705
R767
R722 R716 C707 C729
R749 C751 R787
R724 1 8 R767
IC708
R768 R787
R724 IC708
1 IC706 8
R725 R768
IC706 4 5 R765
R725 D705
R765
C715 R759
4 5
C715 R759
C748 R766 C770
C748 R766 C770
C706 1 IC709 8
C706 IC709
C815 R714
5 4 R774
C815 IC702 4 5
R714
IC702 R774
R710 R801
R731 R775
R710 8 1 R801
C816 R731 R775
R806
C720
C816
C776 R806
D706 C720
C776
C777 D706
R822
C777
R822
C813
C813
C790
C790
R574
R574
IC712
R733
C789 R821 IC511
C532 C531
C789 R821
C532 C531
R818
R818 IC704
C799 C622
R916
C799 R924 C622
R916
R817
C714 R717
C774 R817
C714
C774 1
IC508
3
IC504
R795 R790 IC504
R805 IC508
R795 R790
R805 C779
R814
C779
R814
C792 R792
C792 R792
C542
R791
C542 +
R791
IC714
4 3 C769
C541
C769
C761 C541
5 1 R788
C761
R807 R808 R788
R807 R808
C796 C786 R783
C768
C796 C786 R783
C768
R845
C740 R845 R577
C740 R577
C738 R720
C738 R720
R843
R771 R606
R843
R606
R771
R691
D702
C719 R755 D702 R691
R605
C719 R755
Q703 R605 IC510
G R763
R692
D IC510
R763
1 IC705 8 S R692
C746
R607
IC705
Q703 C746
R607
R746
4 5 R587
R746
R587
R761
R608
R761
R756 R608
R610
R756
R610
R503
R503
C735 R568
C723
C735 R568
C723
C533
R740
C533
R740 R713 R847
1 IC703 8
R737
IC701 R713 R847
IC703 4 3
R737 C708
4 5 5 1 C708
+
IC701
L507
L507
P Q R S
NX-800H
C811 C810
C811 C810
R410
R410
D406
D406
D401
Q401
D401
Q401
C479
C479
Q402
Q402
R409
R825
R825
1 8 C801
C801
Q404
C802
Q404
C415 C802
4 5
C415
C804
C804
Q413
Q414 C803
C803
Q413
R419 R418
R418
+
C597
C597
1
NC/RSSI
SB
C611
SB
C611
SB
SB
SB
C610
SB
C610
AFO
DI/RTS C609
C609
50C
GND
C608
DEO C608
Q704 Q704
MI2
C607
ME
C607
GND
C606
RXD0
C606
AUXO2
C605
TXD0
C605
AUXO1
AUXIO9/CTS C604
Q705 Q705
C604
AUXIO5
AUXIO8 C603
C603
AUXIO4
C602
TXD2/AUXIO9 R815
AUXIO3 C602
C793 R815
C601
RXD2/DI R809
C793
AUXIO2 C601
R812 R809
C773 C600
AUXIO1
R812
C773 AUXIO7/BER DT C600
30 C599
AUXIO6/BER CK
Q706
C599 G
C598 D
C598 S Q706
C795
C795
CN509 CN506
CN509 CN506
R685
R685
R584
R584
R686
R552
R686
R552
R542
R537
R542
R537
R536 R543
R543
R536
C522 L905
R581 C522 L905
R533 C513
R581
R533 C513
R532 R531
1 IC505 5
R532
6 R531
R529
3 4
R529
R527
R567
4 R527
R567
R516
R560
R528 R516
R560
R528 C511
R697 C511
R511
R512
R697
R511
R520 R512
C509
R520
R521 C509
R507
R521
R507
C507
C512
C507
C512
R515 R514
R515 R514
C502
C502
C501
C501
R551
R551
R681 C520
R681 C520
R683
R683
IC506 1 4
R682
R682 C523 R509 R504 R522
2 3
C523 R509 R504 R522
IC506
J79-0403-09 A/2
1
2
3
4
5
6
7
8
9
10
11
12
13
4
14