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A B C D E
GX-201KEF2/LEF2/REF2/SEF2
PC BOARD (FOIL SIDE VIEW) 1
DOLBY NOISE REDUCTION UNIT X87-3052-70 (J74-1366-12)
DOLBY DOLBY L C15 CN3 DOLBY R
C25 C3 4 2 C1 C2
R L R3 R1 R2 VR2
5 1
CN2
1 3 C27 C30
R4 C28 W1 W11
C29
VR1 W14 2
R5 C4 W3 W2
W10 C11 C16
C7 R11 W4
1 40
C5
W9
C9
W5
C6 W8 W12
C13 10 31
R6
R13 IC1
11 30
C17
R10 R12
EB
C8
W6
Q1
R9 C20
20 21 C12
C24 C23 W7 R7 C14
R8
CN4 3
C26
10 1
C31
C32
X87-3052-70
Ref No. Address
IC1 3C
Refer to the schematic diagram for the values of resistors and capacitors. Q1 3A 4
5
6
7
15
F G H I J
GX-201KEF2/LEF2/REF2/SEF2
1 PC BOARD (COMPONENT SIDE VIEW)
SYNTHESIZER UNIT X14-694x-xx (J74-1350-52)
F701
J2 IC41
2
1
19 1 J1
2
20 2 D812 7 14
C
10A
C827 C835
C815
R505
R506
R929
C816 F501 5A
R509
R922 1 6
C840 C839
R930
F401
R920
R921
D503 D504
C212 C211
CN2 1 5 CN14 1 12 CN13 1 5
D803
C612 C106
C103
L701
D802
C701 1 16
C102
L602
C431 IC11
1
C433
D702
C619
8 9
3
F602
L101
C432
C401
L604
C104
C613
C201 Q816 R101
D806
C402
C810 E B R303 C403
7
C337
R347
C323
R325
D201 C811 C343 C303
R926
C317
R925 14 8
R321
C610
A2
IC31
C344
C200
D801
R924
14 8
R345
R301
R653 1 7
C202 R923 8 5
C341
C616
IC33
D805 C223 Q401
IC35
EB
E
1 7
C824
Q605
C808
C404
C324
R348
R326
C338
Q607 C617 1 4
F601
R655
D604
B
4 EB C304 R302
C345
5 4 R304 R322
C609
IC83 14 8
BE R346 14 8
D301
8 1 IC32
C318
Q402 IC34
R846
2
1
C224
C817 12.58MHz
C342
1 7
1
R316
R831
Q822 1 7
C805
R839
R829
R835
EB
C801
R833
R310
C226 C227
Q821
R862
R885 X81
R859 EB
CN8
CN81
R826 R824
R858 R220 R222
R956 50 31 R823 Q802 C320
C802
BE
Q809 51
R820 B E
R867
30 R941
R219
R978 R821 D502
16 9
R865
R866 R957 R943
R946
R979 R216 IC23
R944
R868
R945 Q850
18
L201
C229
EB
Q813 R869
R871 R872
BE
5 R948 C225
Q801
44
43
R953 EB R215 1 8
C829 R870 R873
IC81 R939 R947
R980 R874 C319
R601
R875 R819
C603
R221
R933
D808
C234
R817
C218
L603 R982 R877
R977 R880 R816 R815 C219 C220
Q602 R887 R951 R883 R814
D601
R981
8 5
C830
R886 R813 IC84
C221
C235
C C
E BE
B E R810
C803
C601
C618
R889
C899
80 1 R963
Q601 R891 1 4
81 100 R888 28 15
R987 8 5 C217
R901
R899
R962
R893 C238
R906 R907
W900
R903
IC85
A1
1
C900
R890 R905 IC22
R661
R660
R657
C152
BZ81
R986
R995
R894
C602 R892 R904 R860 1 4
R902
C210
C604 1 14
C213
R271 R208
1
C215