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A B C D E

KDC-105,126/126S
PRE OUT
FRONT D
1 DAUGHTER UNIT PRE OUT REAR
(X89-2590-10) CN90 J5
1 2 3




R229




R230
CHANGER CONNECTOR




100




100
R225 R226
ELECTRIC UNIT
(X34-31xx-xx) J4 Q221,222
30K 30K
C227 C226
680P 680P
AUDIO Q221 Q222
1 5 9 MUTE
D GND




C221 R221
SW




10u16 270

4.7K




4.7K




R231




R232
100




100
W160
2 6 10
AUDIO R227 R228




W101


R222
13 MUTE




270
30K 30K
DRIVER




+
3 7 11
BU
Q223 Q224
Q225
4 8 12
REQ H

CH CON




REQ C
CLK




10u16
DATA H




W102




C222




4.7K




4.7K
22K
22K




+
Lch
MUTE


A GND




C223 R223




10u16 R224
R409 4.7K DATA C




10u16 270




270
Rch


RST




W516
1 2 3 4 5




C224
2 CN91
R405 4.7K


R406 4.7K




R407 4.7K




R408 4.7K
R404 100




R410 100

R411 100
R403 4.7
IC4
R402 10




1u50 R401 10




+




+
MUTE
Q221,222 : DTC143TUA
Q225 : DTA124EUA WH1




W156
C401
100u10




5
C402
C403



1u50
25




63
19




16




18
17
+
1




8 4




D404
+


+



3
Q40
D402
D405

D410

D403




D408
D407




D401



D409
45


46




44
2




22K
1




22K
MUTE
DRIVER
D411
C W4
ANT.
C252 R25
W161 0.22u50 4.7
J1
L501 R501 6.8K C504 L504 W4
3 C253
3 6.8uH L502 0.01 Q501 100uH 0.22u50 R25
D3




AM RF
33uH AMPLIFIRE 4.7
D501




RR
FR




RL
FL
12
C502




C509


C510
100P
L4
C516 10P




68P
R502 R503
2.2K 2.2K
R506
4.7u16




22u10
C503


C505




C508
1M
+




+
0.1




R507 1K
C525 C524




GND 7
C506




6
0.1
W521
R521
100K




10.700MHz
R505
C594




L503
1mH




C585
48P




1K




C507 L513




CF51
C529 33u10 W601 4.7uH 0.01




W509
C522 2P +
C591 L512




4.7uH
L511
33u10
L505




10.700MHz
33P 4.7uH
C534
0.01




D503 +




R581




CF52
1K




10.700MHz
FM RF L506 C511




CF53
AMPLIFIRE 0.01




C581
8
4 C521 L510 L508 C580
C536
R523
100K




4.7uH W508 0.01
C526 C530 Q502




4.0V
73 C582
8.0V
8.0V


8.0V



3.5V




8.0V
0.1
10




0V
4P
D504 C535 R526