Yamaha MR1642 Service Manual - Page 15

MR842/MR1242/MR1642, Components, Might, ffiatiJ

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MR842/MR1242/MR1642 •MR-M Circuit Board AUX SEND 1 •+4dB 1 2 3 Notes) " Circuit Board: MR-M (NX806770) AUX SEND 1. MIC Jack J 511, 541, 571: RDJ-245 (LX801230) AUX SEND AUXI AUX2 AUX3 T10i MR -.M 15 10 2S 2G 315 3G Components side (Might)) •MR-N Circuit Board V • NMI17C8930c14 ,_ o 7923=37 Ts _4 91052= -4 11 0932 -4 1-- TT 8903 L? -I 113SITIO 0 O1.9 795 7815 1C904 --4 T5 Efl -44 144- C937 (:9l35 C905 T9 MR - N I cD O 0' a I R908 0 C907 0 Notes) * Circuit Board: MR-N (NX806780) Components side (ffiatiJ) 1. IC IC 901: IC 902, 903: IC 904, 905: 2. Transistor Q 901: Q 902, 903: 3. Zener Diode D 901: 4. Potentiometer VR 901: 5. Mylar Cap. C 904: 6. Ceramic Cap. C 903, 906: 7. Electrolytic Cap. C 905, 907: TL783C (1X802890) NJM7815 (IG147400) 15V Regulator NJM7915 (IG147500) -15V Regulator 2SC2167 (IX802940) 2SC2240 BL (1C224010) 56V 1W (1X802970) 10KB 3P (HX802050) O.0047µ F 100V (HX802060) 0.1p, F 100 V (HX802070) 100 µ, F 100V (FJ298100) 22 R842/MR1242/MR1642

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MR842/MR1242/MR1642
•MR
-M
Circuit
Board
AUX
SEND
1
•+4dB
Notes)
1
2
3
"
Circuit
Board:
MR
-M
(NX806770)
AUX
SEND
R842/MR1242/MR1642
22
AUXI
AUX2
T10i
15 10 2S 2G
315
3G
AUX3
MR-.M
Components
side
(Might))
•MR
-N
Circuit
Board
1.
MIC
Jack
J
511, 541,
571:
RDJ-245
(LX801230)
AUX
SEND
NMI
11
TT
8903
L?
C905
T9
MR
-
N
0
V
•
113SITIO
0
O1.9
783c
792
3
=37
9
1
0
5
2
=
795
1C901
4
,_
oT
s
_
4
—4
0932
—4
1--
-I
O
0
'
cD
R908
a
7815
1C904
--4
T5
C907
—44
144—
C937
(:9l35
Efl
I
I
0
Notes)
*
Circuit
Board:
MR
-N
(NX806780)
1.
IC
IC
901:
IC
902,
903:
IC
904,
905:
2.
Transistor
Q
901:
Q
902,
903:
3.
Zener
Diode
D
901:
4.
Potentiometer
VR
901:
5.
Mylar
Cap.
C
904:
6.
Ceramic
Cap.
C
903,
906:
7.
Electrolytic
Cap.
C
905,
907:
Components
side
(ffiatiJ)
TL783C
(1X802890)
NJM7815
(IG147400)
15V
Regulator
NJM7915
(IG147500)
-15V
Regulator
2SC2167
(IX802940)
2SC2240
BL
(1C224010)
56V
1W
(1X802970)
10KB
3P
(HX802050)
O.0047μ
F
100V
(HX802060)
0.1p,
F
100
V
(HX802070)
100
μ,
F
100V
(FJ298100)