Mounting Diagrams And Parts List; Power Switch P.c.b. Ass'y; Shut-Off P.c.b. Ass'y - Nakamichi MR-1 Service Manual

7 . DIAGRAEB AHD
PARTS LIST FOR ICS
AND
SEMICOIUDUCTORS
Note: 1. Mounting d i a g r a m shows a d i p s i d e view of t h e p r i n t e d c i r c u i t b o a r d .
2. Diode i s 1SS176, 1SS53, o r 181555 u n l e s s o t h e r w i s e s p e c i f i e d .
" ,
3 .
Following t r a n s i s t o r s are i n t e r c h a n g e a b l e w i t h e a c h o t h e r .
~2
a . 2SA733, 2SA608SP, 2SA1048, 2SA1175
BZ
b .
2SC945, 2SC536SP, 2SC2458, 2SC2785
Qz
4. A b b r e v i a t i o n f o r p a r t name:
Qa
TR
-
T r a n s i s t o r , SiD
-
S i l i c o n Diode, ZD
-
Zener Diode
l d
P I
t d
3 . 1 .
Power Switch P.C.B. Ass'y
Fig.
7 . 1
-
SOJ
T a p e LED P.C.B. Ass'y
F i g . 7.3
t lJ
Efi4.
MPX Filter P.C.B. Ass'y
1
d
&I J
3 r d
arJ
TlJ
R I
I
F i g . 7.4
7 . 5 . Headphone Volume P.C.B. Ass'y
7 . 2 . Shut-off P.C.B. Ass'y
-
I
--
F i g . 7.2
?
7 . 6 .
Volume P.C.B. Ass'p
; ,
.
F i g . 7.5 F i g . 7.6