Service manual

MD-R2
– 36 –
A
B
C
D
E
F
G
H
1
23456
:Through-hole where the top, bottom and +B patterns are connected.
:Through-hole where the top, bottom and ground patterns are connected.
:Through-hole where the top and bottom patterns are connected.
Figure 36 WIRIMG SIDE OF P.W.BOARD (1/6)
The numbers 1 to 23 are waveform numbers shown in page 44, 45.
TO MD PICKUP
UNIT
P41 9 - G
FLEXIBLE
PWB
CN1902
Q1820
Q1251
L1251
D1251
CN1252
C1252
R1251
C1251
Q1252
D1252
CN1602
R1708
R1733 R1994
C1724
L1950
LR190
R1940
C1425
Q1822
R1939
R1827
R1466
R1464
R1462
R1460
R1458
R1454 R1452
R1456
Q1451
Q1821
Q1404
Q1403
C1927
J1921
IC1251
Q1254
Q1253
C1255
C1254
R1223
R1967
R1969
R1968
R1964
IC1916
IC1202
C1206
IC1906
IC1907
C1964
C1958
C1951
R1971
R1409
IC1990
C1954
R1963
R1962
C1955
C1990
D1990
C1953
C1992
R1961
C1952
CN1603
L1601
R1668
R1669
R1617
Q1601
R1609
R1612
R1611
C1604
R1610
R1614
R1613
C1610
XL1201
C1207
RC120
C1203
R1202
C1205
R1201
C1204
R1221
C1210
L1203
C1424
R1107
C1101
C1145
R1166
C1211
C1202
R1100
L1102
L1201
C1209
R1210
R1211
C1208
CNP1101
IC1201
MD MAIN PWB - E (TOP VIEW)
P39 9 - H
TO MAIN PWB
CNP471
1
1
24
24
17
8
14
1
2
1
7
8
14
1
8
916
1
7
8
14
1
3
4
5
1
5
6
10
11
15
16
20
1
28
1
5
10
15
20
25
26
30
35
40
45
50
51
55
60
65
70
75
76
80
85
90
95
100
1
2
1
2
TO MAGNETIC 
HEAD

P41 9 - H
TO MD SLED
MOTOR
P41 9 - C
TO MD SPINDLE
MOTOR
P41 9 - A
2
3
12
13
14
15
11
17
18
19
10
16
22
23
21
20