Circuit Boards Location; Schematic Diagrams And Printed Wiring Boards - Sony GDM-20SHT Service Manual

GDM-20SHT
5-3. CIRCUIT BOARDS LOCATION
DB
H
5-4. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS
Note:
All capacitors are in
~F
unless otherwise noted. pF:
~~F
50 WV or less are not indicated except for electrolytic.
Indication of resistance, which does not have one for rating
electrical power, is as follows.
Pitch: 5 mm
Rating electrical power
1/4
W
All resistors are in ohms.
-EJ- :
nonflammable resistor.
~
: fusible resistor.
£::" :
internal component.
c:::==:J :
panel designation, and adjustment for repair.
All variable and adjustable resistors have characteristic curve B,
unless otherwise noted.
...L :
earth-ground.
,.J.y :
earth-chassis.
All voltages are in V.
Readings are taken with a 10 Mil digital multimeter.
Readings are taken with a color-bar signal input.
Voltage variations may be noted due to normal production
tolerances.
* :
Can not be measured.
Circled numbers are waveform references.
: B
+
bus.
B - bus.
Reference information
RESISTOR : RN METAL FILM
: RC SOLID
: FPRD NONFLAMMABLE CARBON
: FUSE NONFLAMMABLE FUSIBLE
: RW NONFLAMMABLE WIREWOUND
RS
NONFLAMMABLE METAL OXIDE
: RB
NONFLAMMABLE CEMENT
COIL : LF-8L
MICRO INDUCTOR
CAPACITOR : TA
TANTALUM
: PS STYROL
: PP POLYPROPYLENE
PT MYLAR
MPS
METALIZED POLYESTER
MPP METALIZED POLYPROPYLENE
ALB BIPOLAR
: ALT HIGH TEMPERATURE
: ALR HIGH RIPPLE
Note: The components Identified by shading and mark •••
&, are critical for safety. Replace only with part • • •
number specified.
Note: Les composants Identifies per un trame et une
marque &, sont critiques pour la securlte. Ne les
remplacer que par une piece portant Ie numero
speclfle .•
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