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Pioneer MA-990 User manual

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d)
PIONEER’
The
Art
of
Entertainment
Service
ORDER
NO.
TRT1121
MIC.MIXER
MA-990
THIS
MANUAL
IS
APPLICABLE
TO
THE
FOLLOWING
MODEL(S)
AND
TYPE(S).
CONTENTS
1.
EXPLODED
VIEWS
AND
PARTS
LIST..............
2
2.
SCHEMATIC
DIAGRAM
.....0....
00.
cece
eee
4
3.
PCB
CONNECTION
DIAGRAN
............e
eee
10
4.
PCB
PARTS
LIST
...
‘air
6:
5.
IC
INFORMATION
|...
ee
eee
ere
eee
18
6.
PANEL
FACILITIES
AND
SPECIFICATIONS.
21
PIONEER
ELECTRONIC
CORPORATION
4-1,
Meguro
1-Chome,
Meguro-ku,
Tokyo
153-8654,
Japan
PIONEER
ELECTRONICS
SERVICE,
INC.
P.O.
Box
1760,
Long
Beach,
CA
90801-1760,
U.S.A.
PIONEER
ELECTRONIC
(EUROPE)
N.V.
Haven
1087,
Keetberglaan
1,
9120
Melsele,
Belgium
PIONEER
ELECTRONICS
ASIACENTRE
PTE. LTD.
501
Orchard
Road,
#10-00
Lane
Crawford
Place,
Singapore
0923
©
PIONEER
ELECTRONIC
CORPORATION
1997
'
,
O-1ZC
DEC.
1997
Printed
in
Japan
MA-990
1.
EXPLODED
VIEWS
AND
PARTS
LIST
NOTES:
@
Parts
marked
by
"NSP"
are
generally
unavailable
because
they
are
not
in
our
Master
Spare
Parts
List.
®@
The
A,
mark
found
on
some
component
parts
indicates
the
importance
of
the
safety
factor
of
the
part.
Therefore,
when
replacing,
be
sure
to
use
parts
of
identical
designation.
®
Screws
adjacent
to
W
mark
on
the
product
are
used
for
disassembly.
@
PARTS
LIST
@
PACKING
Mark
No.
Description
Part
No.
1
MAIN
BOARD
Assy
MWX1079
2
FRONT
BOARD
Assy
MWX1077
NSP
3
VOLUME
BOARD
Assy
MWX1078
NSP
4
POWER
SWITCH
BOARD
Assy
MWX1076
5
Cord
Stopper
MNK1183
A
6
AC
Power
Cord
PDG1003
T
evens
24
NSP
8
Chassis
MNA3012
A
9
Power
Transformer
MTT1016
10
Bonnet
MNA3013
11.
Rear
Panel
MNA1114
12
Panel
Assy
MXA1043
13
Name
Plate
VAM1032
14
Indicator
B
RNK1385
15
Lens
MNK3080
24
16
sees
17
Power
Button
MNK3081
18
Button
MNK3082
19
Rotary
Knob
(A)
RAC1861
20
Insulator
Assy
AMR2140
NSP
21
Angle
MNA3016
22
Packing
Case
MHG1190
NSP
23
Power
Holder
MNA3017
24
Protector
MHA3012
25
Sheet
MHL3013
26
Operating
Instructions
MRB1025
(English/French/Spanish)
27
Connection
Cord
(AUDIO)
MDE1050
28
Cover
MNG3008
29
Screw
BBZ30PO60FZK
22
30
Screw
BBZ40PO60FZK
31
weeee
32
Display
Panel
MAH1015
33
Screw
ATZ30P080FMC
B4
cseee
35
Screw
BBZ30P100FZK
36
Screw
BBZ30P060FMC
37
Pad
MHA3013
38
eeeeoe
39
Panel
MNK1196
40
Poly
Bag
PO230x340x0.05A
41
Connector
MDF1024
42
Connector
MDF1019
43
Warranty
Card
ARY7008
MA-990
@
EXPLODED
VIEW
MA-990
3.SCHEMATIC
DIAGRAM
Note
:
When
ordering
service
parts,
be
sure
to
refer
to
"EXPLODED
VIEWS
and
PARTS
LIST”
or
"PCB
PARTS
LIST".
49
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10