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A B C D E

KDC-MP925/W8027
1 PC BOARD (COMPONENT SIDE VIEW)
ELECTRIC UNIT X34-3030-10, X34-3032-71 (J74-1473-32)


CN1
CN2 12 2 IC4
11 1
2
1
R263




2 24
R262
R264




C100
2 9 16 1 25
8 1 L1
R48
R46


R47




J1 D1 C277 C272 C274 C273
Q24 C215
Q13 C205 R29
E


Q12 Q11




BE R49 R42 C275 C27




D15
C203
C204
B




BE 5 4
MUTE




C297
C298
IC18
W3




C47
R14
Q8 R6 8 1 22 12




C250
BE
Q7
E




1 28 23 11
I GO

IC2
B




EB




Q6 C264 C265
R7 R244
IC3 8 5
3 C299 C259 CN3
BE BE

IC5 33 1
R34
C41




Q1 C3 D504
IC13 Q208 34 44
E




Q207 C269 C268
D17




C300 R508




C219
C8




C218
R33 1 4
R245 R503 16
B




R221 15 C234 15
C240


EB 14 R504
Q25




8 5
D16




C267 Q203 R219
BE BE




R609 24 13 C238
Q9 IC11
Q204




25 12
R32
E




C5 C201 C202
R608




C266 IC6 C233
C6 1 4 R220 R217




R218
B




R232 36 1 R205
Q26 8 5 CLK DATA



R624
37 48

R623
C229
EB C270
BE BE




C9 Q206 C241 C226
IC12 C227
C228
C223
C222




IC20
C43




Q205
R35




R625 R626
C42




C700 5 4
1 4 R233
4
R170




8 1 TEST
C271 R164
C30 R184
R180




R169

R167
C48




Q15 R183 R163
R162
R172
R171




E B
R179




D7 C31 R101 R160
25 1 R159
26 100 L102
X2




6 5 4 D8
R153
R102




R152
X1




C36 IC1 R186
C101 R148
R144 R145
R106 R143
R108 50 76
R107 R142 R146
R109 51 75 R136
R141
R526




R119 R121 R123 R134
5V R525 R135
R120 R133
5
R131
R127
R129
R122




CN4
RST




24 1




1 2 3
1 28
CN6
A2

C18 L2 C12 CN5
15 1
6

C16 C10
P1




L3 C23




7


14
F G H I J

KDC-MP925/W8027
1



DISPLAY UNIT SWITCH UNIT
X16-2530-11 (J74-1587-02) X16-2560-10 (J74-1590-02)




D3
D1
D22




S15
20
24




S9
25 W2 2




SRC



S10
C279




18




D2
R261




SHIFT
D21




S12




S14
A1




17
C275 1
C278 C206 L7




D4
C10

D20




D5
S17
6




FM
CN3 3
C9 S4
CN7




2 1 D19 S19




4
2




AM
S16
1 C314 L305




5




D6
L307
R308 C8




D7
Q305




SCRL
R307 D18




S6
C311 BE




S18
R306 R305




4
L306




RESET
S20
C502
X3
24 4




AUTO
S7
C7




Q1
BE




D8
D17




R16
Q4 R17
S13
3 EB




D9
D25




S11
C5 R15 R14

X34-303x-xx D15 EB
Q3




MENU
Ref. No. Address Ref. No. Address




S2
S8




R13 R12
2




IC1 5D Q9 3A 5
EB
Q2




IC2 3D Q11 2A




D10
IC3 3A Q12 3A
S3
1




IC4 2E Q13 2A
D14
IC5 3D Q15 4C
C4
IC6 4D Q24 2B
D13




IC11 3C Q25 3B
IC12 4C Q26 4B
3




IC13 3C Q203 3C
D11
1




S1




IC18 3B Q204 4C 6
VOLUME




IC20 4C Q205 4C
S21




Q1 3A Q206 4C
ED1




D12




IC8
Q6 3A Q207 3C
3 4
Q7 3A Q208 3C
D13
D14




1 2
Q8 3A Q305 4F


X16-2530-11 X16-2560-10
Ref. No. Address Ref. No. Address Ref. No. Address

Refer to the schematic diagram for the IC8 6H Q1 4I Q3 5I
7
values of resistors and capacitors. Q2 5I Q4 4J

15
K L M N O

KDC-MP925/W8027
1 PC BOARD (FOIL SIDE VIEW)
ELECTRIC UNIT X34-3030-10, X34-3032-71 (J74-1473-32)




D211



D209

D210
D212
D214

D213

D215

D216
C2


BU

2 R260
R259 TH1
D301




D208




C276
GND




R31
R28
D207




C214
R257
R256




L201
Q23




C209
R201
C210
C208
GND




R204 EB
D206 D205
FM+B Q202
C207

EB C217




D13
D12



D10
D501 BE C216
C303




8 5




Q201
AM+B C213


C211
R502
R268




C260



R202
C212
L303




IC17 R203 C261
Q304




C199
C262
D502 D503
R304




R252
C263




R250
R248
R246
R254
R511
R509




R269
L304




R512
R267


R501
R510




1 4
3 C257
C304




B E C258




C221
C220
C255
C256
R303




R251