Sony ECM-DS70P User manual
ECM-DS70P
SERVICE MANUAL
ELECTRET CONDENSER STEREO MICROPHONE
SPECIFICATIONS
US Model
Canadian Model
AEP Model
E Model
Ver 1.1 2001. 03
With SUPPLEMENT-1
(9-923-256-81)
9-923-256-12
2001C0200-1
© 2001.3
Sony Corporation
Audio Entertainment Group
General Engineering Dept.
– 2 –
SECTION 1
DIAGRAM
[PRINTEDWIRING BOARD]
[SCHEMATIC DIAGRAM]
D1
C1
C2
GRN
GLD
RED
D2
P1
MIC OUTPUT
MIC 1 MIC 2
RED
RED
02
WHT
WHT
1-667-840- 11
[AMP BOARD]
C1
1000p
D1
UDZ-4.7
C2
1000p
D2
UDZ-4.7
S
02
S
MIC 2
MIC 1
P 1
MIC OUTPUT
L ch
R ch
1
A
B
C
D
23456
ECM-DS70P
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.
Note on PrintedWiring Boards:
Note:
•X: parts extracted from the component side.
•b: Pattern on the side which is seen.
– 3 –
SECTION 2
EXPLODEDVIEW
NOTE :
• -XX, -X mean standardized parts, so they
may have some difference from the original
one.
• Items marked “ * ”are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
P1
1
2
2
3
4
5
6
7
(including
4
)
9
8
4
not supplied
1 2-545-316-01 SPRING, CLICK
2 2-387-701-21 SCREW (1.4)
3 X-2542-154-1 GRILLE ASSY (R)
4 2-545-313-01 CASE, FRONT
5 X-2542-153-1 GRILLE ASSY (L)
*6 1-667-840-11 AMP BOARD
7 A-4540-471-A CAPSULE ASSY
8 2-545-314-01 CASE, REAR
9 3-334-565-11 SCREW (B1.7 X 10), TAPPING
P1 1-782-912-11 CORD (WITH PLUG) (3 CORE) (MIC OUTPUT)
• The mechanical parts with no reference
number in the exploded views are not
supplied.
– 4 –
Ref. No. Part No. Description Remark
NOTE :
• Due to standardization, replacements in the
parts list may be different from the parts
specified in the diagrams or the components
used on the set.
• Items marked “ * ”are not stocked since
they are seldom required for routine service.
Some delay should be anticipated when
ordering these items.
When indicating parts by reference num-
ber, please include the board.
SECTION 3
ELECTRICAL PARTS LIST
• CAPACITORS
uF : µF
*1-667-840-11 AMP BOARD
**********
< CAPACITOR >
C1 1-163-009-11 CERAMIC CHIP 0.001uF 10% 50V
C2 1-163-009-11 CERAMIC CHIP 0.001uF 10% 50V
< DIODE >
D1 8-719-976-96 DIODE DTZ4.7C
D2 8-719-976-96 DIODE DTZ4.7C
************************************************************
MISCELLANEOUS
***************
P1 1-782-912-11 CORD (WITH PLUG) (3 CORE) (MIC OUTPUT)
************************************************************
ACCESSORIES & PACKING MATERIALS
********************************
3-860-993-11 MANUAL, INSTRUCTION
(ENGLISH,FRENCH,GERMAN,SPANISH,
DUTCH,SWEDISH,ITALIAN,PORTUGUESE)
ECM-DS70P
AMP
2001.03
ECM-DS70P
SUPPLEMENT - 1
File this Supplement with the Service Manual.
Subject : ADDITION OF ACCESORIES (US MODEL ONLY)
SERVICE MANUAL
US Model
Canadian Model
AEPModel
E Model
rAdded follwing Accesories (Service Manual See page 4)
1-757-949-11 CORD, MICROPHONE EXTENSION (US model only)
A-3052-666-A CLIP ASSY, HOLDER (US model only)
Ref. No. Part No. Description Remark
9-923-256-81
2001C0200-1
© 2001.3
Sony Corporation
Audio Entertainment Group
General Engineering Dept.
ECM-DS70P
REVISION HISTORY
Clicking the version allows you to jump to the revised page.
Also, clicking the version at the upper right on the revised page allows you to jump to the next revised
page.
Ver. Date Description of Revision
1.1 2001.03 SUPPLEMENT-1: Addition of Accesories. (ECN-MCB00296)
1.0 1998.02 New
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