Technics RS-TR979, Service Manual

Page: 19 / 34

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SCHEMATIC
(This schematic di~
new technology.)
Note 1 :
.
S601 :
Voltage
selector
.
Resistance are in ohms
1 K=1,000 (0),1 M=1,0(
.
Capacity are in micro.fj
.
All voltage values shoy,
volume control at minir
( ) Voltage vall
For measurement us E'
.
Important safety notice
Components identified
When replacing any of
.(~+B>-)I~
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ir
. ( """""""""""'~~' ) ir
.(
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)Ir
.
The supply part numbe
Caution!
IC and LSI are sensitiv
Secondary trouble can
.
Cover the parts boxes
.
Ground the soldering i
.
Put a conductive mat (
.
Do not touch the legs
B
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A
B
IC411/211
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I To 39 page
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Ref. No. Prodw
IC1
AN73
IC4
M521
IC302, 352
BA45