HCD-MG110, HCD-MG310AV, MHC-MG110, MHC-MG310AV - Sony Audio Service Manual (repair manual). Page 25

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HCD-MG110/MG310AV
26
26
7-6.
NOTE  FOR  PRINTED  WIRING  BOARDS  AND  SCHEMATIC  DIAGRAMS
(In addition to this, the necessary note is printed in each block)
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
Note on Printed Wiring Boards:
X
: parts extracted from the component side.
Y
: parts extracted from the conductor side.
W
: indicates side identified with part number.
f
: internal component.
: Pattern from the side which enables seeing.
• Indication of transistor.
Note on Schematic Diagram:
• All capacitors are in 
µ
F unless otherwise noted.  pF: 
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in 
 and 
1
/
4
 
W or less unless otherwise
specified.
f
: internal component.
2
: nonflammable resistor.
5
: fusible resistor.
C
: panel designation.
A
: B+ Line.
B
: B– Line.
• Voltages are taken with a VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: TUNER
J
: CD PLAY (ANALOG)
c
: CD PLAY (DIGITAL OUT)
E
: TAPE PLAY (DECK A)
d
: TAPE PLAY (DECK B)
G
: REC
q
: VIDEO IN (AUDIO)
j
: GAME IN (AUDIO)
k
: GAME IN (VIDEO)
f
: 5.1CH INPUT
• Abbreviation
AUS
: Australian model
CND : Canadian model
MX
: Mexican model
• Circuit Boards Location
CD LED board
GAME LINK board
MAIN AMP board
FM/AM TUNER PACK
POWER board
MAIN board
FUSE board
CD board
D SENSOR (OUT) board
LOAD SW board
L. T MOTOR board
D SENSOR (IN) board
T SENSOR board
DOOR LED board
H/P board
CONTROL board
RMC board
DISPLAY board
TC board
Ver 1.3
Note:
The components identi-
fied by mark 
0
 or dotted
line with mark 
0
 are criti-
cal for safety.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque 
0
 sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
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