DSC-U20
COVER
COVER
4-2. SCHEMATIC DIAGRAMS
4-3. PRINTED WIRING BOARDS
4-2. SCHEMATIC DIAGRAMS
4-3. PRINTED WIRING BOARDS
MOUNTED PARTS LOCATION
MOUNTED PARTS LOCATION
4-47
4-48
ST-79
ST-79 (FLASH DRIVE)
For Printed Wiring Board.
•
:Uses unleaded solder.
• ST-79 board is 4-layer print board. However, the pattern of
layers 2 to 3 have not been included in the diagram.
• There are a few cases that the part isn't mounted in this
model is printed on this diagram.
• See page 4-63 for printed parts location.
R501
R502
R503
R514
R505
R506
R507
R508
R509
R510
R511
R512
E
C
B
Q501
E
C
B
Q506
E
C
B
Q507
D501
L501
Q504
Q505
A
K
D505
C507
C509
C506
C508
C511
D503
CL559
R513
D504
T502
Q503
Q508
D
S
G
Q502
D502
C503
C504
A
A
K
5
2
1
3
4
1
4
8
5
C
B
E
1-721-971-
11
ST-79 BOARD (SIDE A)
A
B
05
2
1
CL501
CL502
CL503
CL504
CL505
CL506
CL507
CL508
CL557
CL558
CL511
CL512
CL513
CL514
CL556
CL516
CL521
CL522
CL526
CL531
CL532
CL533
CL536
CL537
CL541
CL551
CL552
CL553
CL554
CL555
1-721-971-
11
ST-79 BOARD (SIDE B)
05