MZ-DH710
24
24
MZ-DH710
C836
+
C838
+
C816
+
C940
+
C948
+
C939
+
C845
+
C818
+
C850
C821
R826
R839
R840
C817
R864
R856
R863
R876
R853
C828
C861
C835
R809
R813
R895
R899
C892
R855
R897
R878
R824
C820
C929
R920
R954
R958
C928
C927
C954
C926
R918
R917
R903
R906
R659
C920
C713
C712
R713
R712
C709
C710
R709
C702
C707
C708
R710
C706
C717
C705
R711
R708
C703
R516
R515
R466
R463
R464
R663
R662
C908
R661
R660
R879
R865
C810
R825
R866
R622
C903
C902
R951
R953
R930
R927
R929
R926
R936
R934
R935
R933
R925
R822
R821
R818
R819
C839
R960
R894
R880
R833
R854
R857
R858
R842
R959
C843
C814
C846
R922
C932
R955
C960
C959
R904
R907
C715
C573
C558
R513
CN501
R514 C560
R467
R462
C714
R964
C811
R844
R908
R910
R912
C901
C649
C676
R620
C646
R624
R621
R625
C648
R623
C823
R924
R931
R914
R841
R952
R938
R937
C832
FB810
FB809
FB802
FB803
C958
L802
C808
C933
C936
C931
C935
C937
L803
L804
L801
C833
C812
C864
Q902
E
C
B
Q803
D904
D906
D615
D606
A
K
D902
A
K
D905
K
A
A
K
K
A
A
K
D607
D616
A
K
A
K
L903
L904
L507
L505
L805
C819
+
C923
+
C650
+
C922
+
C909
+
+
C915
+
C916
+
C564
+
C570
+
C402
+
C403
Q601
Q602
Q603
R668
C919
C453
C452
FB503
FB502
C906
C918
R680
C480
C481
Q616
Q617
D614
K
A
D605
A
K
D608
A
K
L606
R491
R490
R489
R486
R480
R476
R477
R424
R421
R423 R422
C716
R707
R706
C701
LF301
R351
R156
R160
R260
R256
C353
D151
A
K
1
3
5
4
IC471
L9001
L351
+
C352
+
C160
+
C260
L607
Q403
Q406
Q451
+
C924
Q452
Q502
BC
E
E C B
Q503
D458
K
A
D440
K
A
J352
CN451
(USB)
CN451
(FRONT VIEW)
D457
A
K
S894
S894-1
PROTECT
DETECT
MAIN BOARD
(COMPONENT SIDE)
1-863-514-
45
31
1
15
16
30
60
46
1
4
8
5
-1
-2
S894-2
Hi-MD
PROTECT
DETECT
1
5
6
7
S893
OPEN/CLOSE
DETECT
i
(11)
11
1C
2B
2E
1C
2E
2B
1E
2C
1B
1E
1B
2C
G
D
D
1
26
1
16
48
33
17
32
64
49
G
D
D
D
S
S
D
D
D
1C
2E
2B
1E
2C
G
D
S
D
D D
5
8
4
1
1B
2D
1G
1S
2S
2G
1D
2D
1D
2G
S
1G
1C
2B
2E
1E
1B
2C
OPTICAL
PICK-UP
BLOCK
(ABX-U)
A
B
C
D
E
F
G
H
I
1
2
3
4
5
6
7
8
9
10
11
RVDD
DTCK
KEY R
RGND
R888
6-3. PRINTED WIRING BOARD – MAIN Section (1/2) –
: Uses unleaded solder.
•
Semiconductor
Location
Ref. No. Location
D151
I-9
D440
D-7
D457
C-9
D458
D-5
D605
I-6
D606
I-6
D607
I-6
D608
I-6
D614
H-5
D615
I-5
D616
I-6
D902
G-5
D904
H-4
D905
F-4
D906
H-4
IC471
I-9
IC701
E-6
IC892
I-4
IC901
G-4
Q403
D-8
Q406
D-8
Q451
D-7
Q452
D-5
Q502
D-4
Q503
D-4
Q601
I-6
Q602
I-6
Q603
I-6
Q616
G-5
Q617
G-5
Q803
I-3
Q902
H-3
Summary of Contents for Hi-MD WALKMAN MZ-DH710
Page 20: ...20 MZ DH710 MEMO ...