Kenwood TS-990S Service Manual page 7

A B C D
1
2
J79-0358-29 E/10
L603
R611
3
4
L601 C618
C607
D602
C604
PH1
R607
R613
PHG
R608 PH2
5
PHDET
CN614
1 U1VBUS
U1D+
6
U1D-
U1SGND
U1GND
U2VBUS
U2D+
D608
7 U2D-
U2SGND
10 U2GND
J79-0358-29 D/10
8
9
J79-0358-29 H/10
10
11
Ref. No. Address Ref. No. Address Ref. No. Address Ref. No. Address
12
13
14
E F G
1
4
J79-0358-29 F/10
MULTIA
5
MULTIC
MULTIB
LEDDIM
LMULTI 1
J79-0358-29 G/10
J79-0358-29 I/10
D410 6N D601 4B D612 Q416
5E
D416 7N 4B IC402 Q421
D602 5N
D419 4R 4C IC404
D603 6M
D420 4Q D607 7A Q407
6Q
D421 4Q D608 7B Q409
5P
D423 5R 5H Q410
D609 6O
D424 5Q 5I Q412
D610 6Q
D425 5Q D611 5I Q414
6Q
H I J K
ACCESSORY UNIT (X42-3430-00)(B/10:PRESEL, C/10:MIC, D/10:USB:USB, E/10:PHONES/PADDLE,
Component side view (J79-0358-29)
R614 2
CLK
PSEDA
PSECK
R615
PSEN
GND
D610 X55V2
8A
16 14S
D611
R616
C616
C614
R601 C615 C603
L606
3 1
MSG
MCG MIC
CN602
CN601
J79-0358-29 J/10
7O
4Q
L M N O
PC BOARD
F/10:POW SW, G/10:MULTI, H/10:HC/LC, I/10:NR/NB, J/10:NOTCH/SQL)
33S
1 R405 R406
DATA
PSESI R404 R403
PSEEN
PSEL
F3
GND
8A
NC 15
F4
R438
R437
R432
R436
R431
R435
Q410
R409
16 9
K410
IC404
1 8
L413
K416
L427
L419
K419
Q416
L434
K423
K403
L432
K422
L436
K404
K424
K413
K420
K415
J79-0358-29 B/10
P Q R S
TS-990S
R422
R423
R424
R420
C445
R408 C496
C436
K407
R407
L415
R410 R411
K412 K414
K402
K405 K406
K411 K408
K417
K418
Component side
Layer 1
Layer 2
Foil side
1
2
3
4
5
6
7
8
9
10
11
12
13
7
14