Technics SX-PX107 Service Manual page 13

Pcm digital piano
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M@ Precautions for measuring of the output waveforms.
M@ Symbolic Marks
The symbolic marks for resistors and capacitors which used in this circuits are classified as
following TABLE-1
e e e
ee
a
eS
cca hm Wap
hs
nated,
and TABLE-2.
I
ae
NTE
RI
PRE SOGE TPR PRAT pe capa Saag ssa Fame ne ror ctrl
eS
ea easton A Se Satie
See til
See)
=
1. RESISTORS
¢Resistors without symbolic mark are FIXED CARBON
FILM RESISTORS (ERD-type).
*All resistors are 1/4WATT,
+5% TOLERANCE
unless otherwise designated in the schematic diagrams.
(TABLE-1)
SYMBOL
SPECIFICATION
SYMBOL
SPECIFICATION
Fuse Type Fixed Metal Oxide Film
2. CAPACITORS
* Capacitors without symbolic mark are POLYESTER CAPACITORS.
(ECQM-type, ECQG-type,
+ 10% Tolerance)
* Polarized capacitors without symbolic mark are Aluminum Electrolytic Capacitors.
(ECEA—type,
+20% Tolernace)
'
(TABLE-2)
SYMBOL
SPECIFICATION
ee
a
cae
Rees
ee
oe
eos
gu'
Non-Polarized Electrolytic Capacitors
ECEA__KN__type
Y)
Non-Polarized Electrolytic (for Network System)
ECEA__Y__type
1)
Tantalum Solid Electrolytic Capacitors
ECS__type
Metalized Plastic Film Capacitors (TF Series)
ECQV__type
Temperature Compensating Ceramic Capacitors
SO
Re
a
ae
aw
Sag
a
ala
ee
ag
O
High-Dielectric Constant Ceramic Capacitors
ECK__type
sR
ec
a
ar
tes
sel
Ne
nel
ee
Axial Lead Ceramic Capacitors
ECB__type
ECQ__EW_type
ECES__type
ECUV__type
Metalized Polyester Film Capacitors for Across the Line
y
p.
Aluminum Electrolytic Capacitors for Smoothing Circuit
Multilayer Ceramic Chip Capacitors

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