Sony ST-88 - Diagrams: Power Supply and Attenuator Boards; Power Supply and Attenuator Board Mounting

SECTION 5
Note:
AEP
Model
(Serial
No.
900,001
and
later)
|
UK
Model
(Serial
No.
400,001
and
later)
DIAGRAMS
USA
Model
(Sera!
No.
800,001
and
later)
5-1. MOUNTING DIAGRAM — Power Supply and Attenuator Boards —
— Conductor Side —
[Power Supply Board]
AEP and UK Model |
F704 | 100maT ‘
. $ BLU 1
<
Ta
power
transformer
sang
RED
:
:
wEiied
£64
To
power
trensformar
|
be: Mises lag anal : WHT
18}
c
;
To
POWER
SW
(S804)
kK)
mM i atx :
é 100maAT baa
/} To power transformer EO —__o ABN ps F702 F701 }
eac oy s 200mAT 500maT
28C1124 i
|
; WHT.
O70] c706 : Ga pe as To voltage selector
"1002 pety : : us To ground, lug terminal on chassis
2) Lf hoz Oo
7, So3s R702
I
100V
i
7
1,5k
;
RED
“i
sale > ae om To fim/am front-end/i-t am
H 0703 C702 eee MPX and preamplifier board, R232
ave IT243 0.001 16V
10D2 a af C704 R703 wa 16V R70! war
= 35V 1.2k a om o——— = To fm/a-m front-end/i-f amp/
To ground, lug terminal on chassis fe 16.6V i ; MPX and preamplifier board, R313
4 f e703 at en i. 19 Tak
33 2SC1124 oe To fm/a-m Front-end/i-f amp/
*
To
power
transformer.
SKE,
re
25
neh
ov
5
MPX
and
preamplifier
boerd,
. 7 . : ground
anode cathode :
1T243M
[14]
USA Model
BLU To power transformer
To power transformer EO t |
say acide RCP ORG
To power transformer BLK < : Tene ene
* : i
. ot
To power transformer 2) —__-___-_~_-_—» a ; F702
te 3 tad 250mAT
a “0 4
i
} | i
4 Be
ae Ee To power SW (S804)
| : ; nt ground, lug terminal on chassis
20,
R792 ayes ‘
—— ws es cy RED 1 tele front-end/-f amp/
ara 0703 c702 at MPX and praamplitier board, A232
| 17243m 1.0.00) | ev
aio. ‘R701 ee
. et WHT To frn/a-m front-end/i-t amp/
ae 4 ; MPX and preamplifier board, A313
To ground, lug terminal on chassis 16.6V ee A
j 3
€703 Q701Y 23V - er 701 :
ni ascliza = oe. eB 1 tle front-endsit arnp/
aay.
;
MPX
and
preamplifier
bosrd,
ground
[Attenuator Board]
To fm/a-m: front-and/i-f amo/
MPX and preamplifier board. :
€507, C508 i
/—13-