Printed Wiring Boards And Schematic Diagrams; Printed Wiring Board - Main Board - Sony MZ-E60 Service Manual

MZ-E60

6-3. PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS

6-3-1. PRINTED WIRING BOARD — MAIN BOARD —
1 2 3
A
MAIN BOARD (SIDE A)
B
GND2
C
TP810
D
FB801
C851
TP811
C852
R817
TP812
C853
R818
TP813
C854
FB802
E
1 5
TP302
2
3 4
TP203
C351
F
TP103
R601
C304
G
H
(CHASSIS)
04
I
Note:
• Y : parts extracted from the conductor side.
•
f : internal component.
• b : Pattern from the side which enables seeing.
(The other layer's patterns are not indicated.)
4 5 6
D
D903
E
Q908
C
C911
B
R903
G S
4 3
D802
R922
C909
2
OPERATE
S805
C910
R919 5 1
R920 R921 R923
R816
E
R925 R924
C
B
E
R827
C
B
S G
R825
R837
Q802
C812
D
R822
R823
RB802
C806
R833 R810
40 35 30 25
41
8 1
45
IC302
50
9 16
IC801
55
60
61 65 70 75
R201
R101
R821
1
R202 R102
IC802
TP826
TP825
4
Caution:
Pattern face side: Parts on the pattern face side seen from the
(Side B) pattern face are indicated.
Parts face side: Parts on the parts face side seen from the
(Side A) parts face are indicated.
– 21 –
7 8 9
C511
22 20 15 10
IC501
TP530
23 25 30 35 40
VOL
S801
S804
x
C515
TP529
R814
TP531
25 20 15 10 5
26
30
35
IC601
40
21
X601
20
45
15
50
51 55 60 65 70
R809
10 IC803
3 2
4 1
C612
5
C801
1
C813
R806
S806
80
DIGITAL MEGABASS
2 1
8
C809
5
• Main board is four-layer printed board.
However, the patterns of layers 2 and 3 have not been in-
cluded in this diagrams.
10 11 12
GND1
5 1
C502
44
S802
S803 > N
.
1
L601
100
C609
95
C614 C608
90
13 8 6
85
80
IC602
76
75
14 19 21
C551
S807
AVLS
0 LIMIT NORM
1-676-495- 11
– 22 –
13 14
• Semiconductor
Location
Ref. No. Location
D351 F-2
D352 F-3
D353 F-3
D354 E-3
D802 C-5
D855 F-3
D903 B-4
IC302 F-4
IC501 B-9
IC601 E-9
IC602 F-11
IC801 G-6
IC802 H-6
IC803 G-7
IC903 C-4
Q801 D-4
Q802 D-3
Q905 C-4
Q906 D-4
Q908 B-5
1
26
C552
11
( )