Sansui 221 - Page 2

_. This service manual is designed for service engineers to repair, adjust,
maintain and order the replacement parts of the 331, 331L, 3318S, 221
correctly.
When ordering the parts, use the stock number er parts name scene
ally referring to the Parts Locations & Parts Lists.
For general usage and maintenance of the unit, please refer to the
Orcas Instructions attached with the unit.
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TABLE OF CONTENTS
Section Title | Page
1. -SPECIFICATIONS...................3 eee ee er ge eee Lagaees 2
2. PARTS LOCATION AND PARTS LIST... see eeeeeeeeeeeees 3
274;.
“P2531
MaincCirctit.
Board.
sshys250tkeconner
en.
G8
Gat
aeeen
3,4
2-2.
F-2535
Tuner
&
Equalizer
Circuit
Board
(MODEL
331,
221)
....
5,6
|
2-3.
F-2540
Tuner
&
Equalizer
Circuit
Board
(MODEL
3315S,
331
hy
7,8
q
2-4. “Other: Parts (1 Op Side) xs wes iras eee al Anas eee hasan 9 ~
2-5.
Other
Parts
(Front
Side)
.....
eno
een
re
ee
Re
ee
10
3.. THREADING OF DIAL CORD &.22.06..cbcuks venqntewd in auinw tenes 11
4. ALIGNMENTS................ weenie Ria er ee igs Ae
¢
“ele
EM
ALSNMeNt
ake
ohne
eo
osu
eas
irl
ag
(oawee
seeGdnctb
ed
be
A-2,
AM
Alignment...
«css0.22002
e225
eS
enre
e
Lieuceaed
thodunae’
13,
14
5. TROUBLESHOOTING CHART ........... Peth eit tena Readies 15
5-4.
Operation
Block
Diagram..........--
ein
aeeseame
LO
6. BOLCK DIAGRAM............... (eg hy estate prenae eecieedsue Saat ats 17.
7. SCHEMATIC DIAGRAM .................... ere wei fs ae.
7-1. SANSUI 221 Schematic Diagram..... er eT re eee ees nee 18 ©
7-2. SANSUI 331 Schematic Diagram. t0ss<ues deve esas Saaesaa ees 19
7-3. SANSUI 331L Schematic Diagram ........ Serer eee ere aaisiees 20
7-4. SANSUI 331SS Schematic Diagram....... re ee ee er ee 21
8. PACKING LIST .................... pitas daee re eee ete (ee
9. ACCESSORY PARTS LIST...... ene ee oe webs eoenidone aes 22