DAV-DZ350/DZ650/DZ950
DAV-DZ350/DZ650/DZ950
21
21
For Schematic Diagrams.
Note:
• All capacitors are in
μ
F unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
• All resistors are in
Ω
and 1/4 W or less unless otherwise
speci
fi
ed.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
For Printed Wiring Boards.
Note:
•
: Pattern from the side which enables seeing.
(The other layers’ patterns are not indicated.)
Caution:
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
Note:
The components identi
fi
ed by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number speci
fi
ed.
• Circuit Boards Location
5-2. PRINTED WIRING BOARD - MIC Board -
MIC BOARD
(COMPONENT SIDE)
MIC BOARD
(CONDUCTOR SIDE)
A
B
C
D
E
1
2
3
4
5
5-3. SCHEMATIC DIAGRAM - MIC Board -
MIC BOARD
3
2
B
A
1
4
MIC IN
MIC-L
MIC-R
1
2
3
4
CN804
CON 4P
MIC_DETECT
C823
102
C822
102
C821
104
GND
GND
GND
1
MIC-IN
2
SW1
4
GND
5
JK801
MIC-CKX-064-07C
GND
1
MIC-IN
2
SW1
4
GND
5
JK802
MIC-CKX-064-07C
SCR809
SCR
FB801
100
FB802
100
FB803
100
C800
104
C801
104
GND
•
: Uses unleaded solder.
MAIN board
POWER KEY board
FUNCTION KEY board
MIC board
POWER board
Note:
When the complete MAIN board is replaced, re-
fer to “NOTE OF REPLACING THE IC501, IC502
AND IC503 ON THE MAIN BOARD AND THE
COMPLETE MAIN BOARD” on page 4.
Note:
When the complete MAIN board is replaced, re-
fer to “NOTE OF REPLACING THE IC501, IC502
AND IC503 ON THE MAIN BOARD AND THE
COMPLETE MAIN BOARD” on page 4.