Sony ECMDS-70-P Service manual
ECM-DS70P
SERVICE MANUAL
Ver 1.1 2001. 03
With SUPPLEMENT-1
(9-923-256-81)
SPECIFICATIONS
US Model
Canadian Model
AEP Model
E Model
9-923-256-12
2001C0200-1
© 2001.3
ELECTRET CONDENSER STEREO MICROPHONE
Sony Corporation
Audio Entertainment Group
General Engineering Dept.
ECM-DS70P
[PRINTED WIRING BOARD]
SECTION 1
DIAGRAM
[AMP BOARD]
MIC 1
02
[SCHEMATIC DIAGRAM]
1
WHT
RED
D1
C1
GRN
P1
MIC OUTPUT
1-667-840-
GLD
RED
D2
RED
C2
WHT
Note on Printed Wiring Boards:
Note:
• X : parts extracted from the component side.
• b : Pattern on the side which is seen.
11
MIC 2
23456
A
B
C
D
L ch
R ch
MIC 1
MIC 2
S
D1
UDZ-4.7
C1
1000p
P 1
MIC OUTPUT
D2
S
UDZ-4.7
C2
1000p
02
Note on Schematic Diagram:
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
– 2 –
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