Technics SH-4020 Service Manual

Mi CONTENTS
Page
LOCATION
OF
CONTROLS
...........
UF
sil
Ah
Gite
dante
2
CIRCUIT
BOARDS
AND
WIRING
CONNECTION
PEATORES:
Ack
ims
6G
Be
beck
owe:
BR
OG
teak
Bea
ecole
2
DIAGRAM
.....
ee
ee
ee
ee
a
ee
a
HOW
TO
OPERATE
.................
gig
it
Wah
HG
3
BLOCK
DIAGRAM
.....................
DISASSEMBLY
INSTRUCTIONS
................
4
SCHEMATIC
DIAGRAM..................
REPLACEMENT
PARTS
LIST
EXPLODED
VIEWS
.................00.
Electrical Parts .........0...... 008 eee eeeae 4
Resistor & Capacitor
Cabinet & Chassis Parts .................. 9~ 10
Mi LOCATION OF CONTROLS
fast
slow Timer/Timer set
Digital display
reverse
Power indication lamp Mode selector
(outlet on)
clock
second set timer on set
(@ auto, . manual)
AC outlet selector time set timer off set
sleep
hold
|_-second set
reset
manual ( M@ off, = on)
Power frequency selector
6OHz + 50Hz
Voltage selector
AC outlet
Voltage selector Fuse
AC
outlet
Power
frequency
selector
(S7)
(S6)
(S1)
Mode
selector
fc
outlet
selector
i
| és
|
Power
transformer
|
'
Clock timer IC—-4
* This photo shows the [EG] area.
The
shape
of
AC
outlet
of
this
unit
differs
with
area.
Mi FEATURES
@ Once-a-day on-off function.
@ Sleep timer can be steplessly set in a range from 1 minute to 1 hour 59 minutes (display in minute only).
@ AC power socket (interlocked with switch) of B8OW max.
@ 24-hour indication (easy-to-read FL display).
® Commerical power supply frequency synchronizing system.

Technics SH-4020 Specifications

General

Brand	Technics
Model	SH-4020
Category	Timer
Language	English