HCD-AZ55D - Sony Audio Service Manual (repair manual). Page 3

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HCD-AZ55D
HDC-AZ55D
2
2
For Schematic Diagrams.
Note:
•  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.
•      
f : 
internal 
component.
• 
2 : nonfl ammable resistor.
• 
C : panel designation.
THIS  NOTE  IS  COMMON  FOR  PRINTED  WIRING  BOARDS  AND  SCHEMATIC  DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
• 
A : B+ Line.
• 
B : B– Line.
 
no mark : TUNER (FM/AM)
  (        ) : DVD PLAY
  <       > : TAPE PLAY
  {        } : REC
      
*
    : Impossible to measure
•  Voltages are taken with a VOM (Input impedance 10 
M
Ω).
  Voltage variations may be noted due to normal production 
tolerances.
• Signal path.
 
F : 
AUDIO
 
f : 
TUNER 
(FM/AM)
 
d : 
TAPE 
PLAY
 
G : 
REC
 
h  : VIDEO/SAT OUT
 
k  : VIDEO/SAT IN
 
O  : DMPORT INPUT
 
N  : MIC INPUT
• Abbreviation
  E12 
: 220V – 240V AC area in E model
  E13 
: 220V – 230V AC area in E model
  E15 
: Iranian model
 KR  : 
Korean 
model
 PH  : 
Philippines 
model
 SP  : 
Singapore 
model
 TH  : 
Thai 
model
For Printed Wiring Boards.
Note:
• 
X  : Parts extracted from the component side.
• 
Y  : Parts extracted from the conductor side.
•      
f   : Internal component.
• 
 : Pattern from the side which enables seeing.
  (The other layers' patterns are not indicated.)
•  Indication of transistor.
 
C
B
These are omitted.
E
Q
 
B
These are omitted.
C E
Q
The components identifi ed by mark 
0 or dotted line with 
mark 
0 are critical for safety. 
Replace only with part number specifi ed.
Caution:
Parts face side:
(Conductor Side)
Pattern face side: 
(Component Side)
Parts on the parts face side seen from   
the pattern face are indicated.
Parts on the pattern face side seen from   
the parts face are indicated.
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