Read Sony HCD-GT111 / HCD-GT222 / HCD-GT444 / HCD-GT555 (serv.man2) Service Manual online
HCD-GT111/GT222/GT444/GT555
2
For Schematic Diagrams.
Note:
• All capacitors are in
• All capacitors are in
μF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in
Ω and
1
/
4
W or less unless otherwise
specifi ed.
•
5 : fusible resistor.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
•
A : B+ Line.
•
B : B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
• Voltages are taken with a VOM (Input impedance 10
M
Ω).
Voltage variations may be noted due to normal production
tolerances.
• Abbreviation
AR :
AR :
Argentina
model
RU :
Russian
model
For Printed Wiring Boards.
Note:
•
•
X : Parts extracted from the component side.
•
Y : Parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
The components identifi ed by mark
0 or dotted line with
mark
0 are critical for safety.
Replace only with part number specifi ed.
• Indication of transistor.
C
B
These are omitted.
E
Q
2. DIAGRAMS
Ver. 1.4
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