Sony HCD-FL3 Service Manual ▷ View online
4
HCD-FL3
E
E
New/former type of the DSP board is discriminated by difference of the pattern.
– DSP BOARD (Component Side) –
Former type
New type
%
%
5
HCD-FL3
4
1
1
6
O
TRANS
BOARD
BOARD
CN915
4
1
1
6
O
TRANS
BOARD
BOARD
CN915
E2, E51,
MX, AR
MX, AR
New/former type of the FRONT REAR AMP/TRANS boards are discriminated by difference of the pattern of the FRONT REAR AMP
board.
board.
– FRONT REAR AMP BOARD (Conductor Side) –
Former type
New type
#
#
6
HCD-FL3
1
2
3
IC922
1
2
3
IC922
New/former type of the CENTER SW AMP/SUB TRANS boards are discriminated by difference of the pattern of the CENTER SW AMP
board.
board.
– CENTER SW AMP BOARD (Conductor Side) –
Former type
New type
^
^
HCD-FL3
7
7
1-1.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
Note on Printed Wiring Boards:
•
•
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.)
• Indication of transistor.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
B
These are omitted.
C
E
Q
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
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.
•
H
: adjustment for repair.
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: TUNER (FM/AM)
E
: TAPE PLAY (DECK A)
d
: TAPE PLAY (DECK B)
G
: REC (DECK B)
J
: CD PLAY (ANALOG)
c
: CD PLAY (DIGITAL)
I
: AUX IN (DIGITAL)
N
: MIC
j
: MD (VIDEO)
• Abbreviation
AR
: Argentina model
AUS
: Australian model
E2
: 120 V AC area in E model
E51
: Chilean and Peruvian models
MX
: Mexican model
SP
: Singapore model
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side) the parts face are indicated.
1.
DIAGRAMS
PAN
BO
N
New/former type of the REGULATOR/SP RELAY boards are discriminated by difference of the pattern of the SP RELAY board.
– SP RELAY BOARD (Conductor Side) –
Former type
New type
$
$
