Kenwood NX-800 Service Manual page 41

A B C D
NX-800/800H
PC BOARD
1
TX-RX UNIT (X57-8900-XX) (A/2) -10: K, -11: HK, -13: HK2
TX-RX UNIT (XC1-0990-10) (A/2) : K2
Component side view (J79-0239-29 A/2)
J701
EXT. SP
2
1
2
CN705
3
5
IC715
4
1
R826
C820
5
O
G
IC403
I
6
C422
C614 C615
7
C593
C592
IC518
R650
D508
R654
C618
R644 R690 R689 R656
R678
8
1 5 R658
IC513
3 4 D506
R637
R651
D507
D510
C438
R842
R640
C435
D509
R415 6 1
R674
7
Q405 R673
24
R672
9
D512
4 3 19
12 5 4
IC514
6 1 13 18
8 1
Q406
C591
Q411
4 3
5 1
R445
IC507
10
D410
L506
R583
CN549
R580
R578
11
R506
R634
R523
L522
C515
C590
12
C585 C584
C588
C589
R633
R630 C581
R632 D504
C587 C583
C825
13
CN597
J79-0239-29 A/2
4
14
E F G
Q403
R401
C480
+
C805
+
+
D408
L401
+
L402
L403
D404
+
C421
F401 C419
C613
C612
R636
R589 R918
R922
R592 R919
C928
R595
C629
L508
L511
C560
C559
C555 C540
C554 C539
CN595
C538
C550
R684 C537
C557
L517
DGND
C449
BSC0 FLDM
BSC1
C628
C626 C627
H I J K
IC102
1 2
C132
L106
C131
C128
C123
+ L107
R129
L108
C150 +
L109
R125
R131
R142
R132 C158
R120 1 8
1 8 IC103
R136
IC101 4
5
R137
4 5
G
R117 C125 D
S
Q105
Q106
R417
R74
C91 C90
D
S
C92
L31 G Q11
C471 D21
C15
L32 L1
18 13 L33
R72
12
R15
19
C10 C7
C19
C20 C13
R17
R10
1
C21
25 7
R18 R8
6
L35
C5
R13
R1 R1
+ C32
+
C35
R32
+ C37 R5
CV
C31
C48 R45 R42
R28
R49 C55 C47
5 4
IC5
8 1
C54
R352
C38
C14
4 3
IC407
5 1
C448
C440
C828
33V 5V_2 DGND
L M N O
TX-RX UNIT (X57-8900-XX) (A/2) -10: K, -11: HK, -13: HK2
TX-RX UNIT (XC1-0990-10) (A/2) : K2
Component side view (J79-0239-29 A/2)
C190
C189
3 4
C151
C187
C186
C185
C289
Q209
R289
1 8
R921
IC207
R281
R147
C327
R156 4 5
R296
R294
L219
C299
R287
D210
R333
C223
R353
R210
R338
R286 C295
C217
D209
C228
C218
C219
L217
CD201
C227
C6 C2 Q212 R329
C9 R77 C290 4 3
C358
R284 6 1
C288 C336
C4
C202 C201 R330
D208 C342
C343
R212
R548
C292
C284 R283 C285
D207
R280 LO
IFDET
R277
BPF
GND
L234
P Q R
NX-800/800H
PC BOARD
Ref. No. Address
Ref. No. Address
IC1 9K Q209 7N
R152
IC2 10L Q212 10O
IC3 9J Q403 2E
Q405 9B
IC4 12J
IC5 11J Q406 9B
IC101 7J Q411 10B
TH103
IC102 3K Q501 11C
C177
Q709 5D
IC103 7K
IC202 9O D2 12J
C174
IC203 10P D21 9K
TH102
C194 IC207 7O D102 5I
R161
C188 IC403 5B D207 11M
IC406 8J D208 10M
IC407 12H D209 9M
D210 8M
IC507 10C
IC512 12B D404 6F
IC513 8B D405 6G
TH101
IC514 9D D408 5G
D410 10B
IC515 8D
IC516 8D D411 10B
IC517 9C D504 13B
IC518 7D D506 8C
D507 8C
IC715 4B
R302
Q1 12K D508 8B
Q11 9K D509 9D
Q105 8K D510 8D
D511 8C
Q106 8K
Q201 10N D512 9B
R323
Q202 10N
R920
R345
1 24
C341
R334
C233
R234
12 13
C226
5 4
R230
IC203
8 1
R229
RAGC
C366
VAGC
Component side
Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6
Foil side
S
1
2
3
4
5
6
7
8
9
10
11
12
13
4
14