Kenwood TS-990S, Service Manual

Page: 7 / 54

J K L M N O P Q R S I H G F E D C B A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
7
15
1
16
2
33S
DATA
PSESI
PSEEN
PSEL
GND
8A
NC
CLK
PSEDA
PSECK
PSEN
GND
X55V2
8A
14S
1
DOT DOG DASH KYSR NC
5
PH1
PHG
PH2
PHDET
1
4
10
1
U2GND
U2SGND
U2D-
U2D+
U2VBUS
U1GND
U1SGND
U1D-
U1D+
U1VBUS
1
5
LMULTI
MULTIA
MULTIC
MULTIB
LEDDIM
MU
MCG
MSG
MIC
MD SS 8A
1
3 1
4
R614
R615
R616
R617
C619
S601 S602
S603
S604
S606 S608
D609
D610
D611
D612
VR602
VR604
VR601
VR603
S605
CN607
R607
R608
R611
R613
CN604
CN614
C604
C606 C607 C610
C618
D601
D602
D603
L601
L603
L615 L616 L617 L618
CN603
C608
C609
C611
C612
D607
D608
R601
R602 R603 R604
CN601
CN602
C601
C602
C603
C614
C615
C616
C617
L604 L605
L606
R403 R404
R405 R406
R407
R408
R409
R410 R411
R412
R413
R415 R416
CN401
CN402
R420
R421
R422
R423
R424
R425 R426
R427 R428
R429
R431
R432
R433 R434
R435
R436
R437
R438
R447 R448 R449 R450
R451
C415
R452 R453 R454
C419
CN446
C436
C445
C449
C460
F3
F4
D410
C474
D416
D419 D420 D421
IC402
18
16
9
D423 D424
IC404
1 8
16 9
D425
C489
C492
C496
C499
K401
K402
K403
K404
K405
K406
K407
K408
K409
K410
K411
K412
K413
K414
K415
K416
K417
K418
K419
K420
K421
K422
K423
K424
Q407
Q409
Q410
Q412
Q414
Q416
Q421
L410
L412
L413
L415
L419
L421
L426
L427
L429
L432
L434
L436
J79-0358-29 B/10
J79-0358-29 J/10 J79-0358-29 I/10
J79-0358-29 H/10
J79-0358-29 D/10 J79-0358-29 G/10
J79-0358-29 C/10
J79-0358-29 F/10
J79-0358-29 E/10
Component side
Layer 1
Layer 2
Foil side
TS-990S
PC BOARD
ACCESSORY UNIT (X42-3430-00)(B/10:PRESEL, C/10:MIC, D/10:USB:USB, E/10:PHONES/PADDLE,
F/10:POW SW, G/10:MULTI, H/10:HC/LC, I/10:NR/NB, J/10:NOTCH/SQL)
Component side view (J79-0358-29)
Ref. No. Address Ref. No. Address Ref. No. Address Ref. No. Address
6N
7N
4R
4Q
4Q
5R
5Q
5Q
4B
4B
4C
7A
7B
5H
5I
5I
5E
5N
6M
6Q
5P
6O
6Q
6Q
7O
4Q
D410
D416
D419
D420
D421
D423
D424
D425
D601
D602
D603
D607
D608
D609
D610
D611
D612
IC402
IC404
Q407
Q409
Q410
Q412
Q414
Q416
Q421