Download Print this page

Technics SH-4020 Service Manual page 6

Audio timer

Advertisement

[>] Hi BLOCK DIAGRAM
Power frequency selector
S7
j
Ov
IC 1
50Hz
60H2
MN6076
Clock timer
5V/D!IV 5msec/cm (60Hz)
AC LINE
y
transformer
OFF-time adi. ]
;
j.
'i
Twin [a |
23
Timer
ON
ES
Timing
output
OFF
EReset
comparator
outlét
AC outlet selector
manual!
AC outlet
~_
selector | op
Ss6
©
S4
nee
O
4
3
6500
|;
©)
{>
S1 Mode selector
|
:
cH S1-1
cf
time
set
/
second
set
/
clock
Go gig th AB
ee fe
rt at a
ED BP
OAS nae aa, ans Ea
af
timer
on.
set
timer
off
set
sleep
OaBWND

Advertisement

loading