Sony PMC-D407L Service Manual ▷ View online
– 45 –
– 46 –
– 47 –
PMC-D407L
6-13. SCHEMATIC DIAGRAM — MAIN SECTION — • Refer to page 64 for IC Block Diagrams.
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
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.
•
C
: panel designation.
•
U
: B+ Line.
• Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : FM
(
no mark : FM
(
) : PB
<
> : REC
[
] : CD
∗
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Signal path.
F
: FM
E
: PB
a
: REC
L
: LINE IN
J
: CD
c
: digital out
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(Page 32)
(Page 41)
(Page 51)
(Page 36)
(Page 61)
(Page 45)
(Page 31)
(Page 31)
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PMC-D407L
Note:
• X
: parts extracted from the component side.
• b
: Pattern from the side which enables seeing.
6-14. PRINTED WIRING BOARDS — CONTROL SECTION — • Refer to page 21 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D801
H-2
D802
B-4
D803
B-5
D804
B-6
D805
B-6
IC801
E-5
IC802
B-4
IC803
H-8
Q801
E-2
Q802
G-7
Q803
G-7
Q804
B-2
Q805
C-1
+
–
(Page 43)
(Page 38)
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PMC-D407L
6-15. SCHEMATIC DIAGRAM — CONTROL SECTION —
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
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.
•
C
: panel designation.
•
U
: B+ Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
(
no mark : FM
(
) : PB
<
> : REC
[
] : CD
• 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.
3Vp-p
32.768kHz
4.9Vp-p
4.19MHz
• Waveforms
1
2
IC801
$º
(XTAL1)
IC801
(£
(TEX)
1
2
(Page 46)
(Page 39)
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PMC-D407L
Note:
• X
: parts extracted from the component side.
•
p
: parts mounted on the conductor side.
• b
: Pattern from the side which enables seeing.
6-16. PRINTED WIRING BOARDS — WOOFER SPEAKER SECTION — • Refer to page 22 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D606
K-3
D607
G-3
D608
G-3
D609
B-1
Q601
J-2
Q602
H-1
Q603
F-1
Q604
E-2
Q605
D-3
Q606
E-3
Q607
F-3
Q608
G-2
Q609
D-2
Q610
H-3
Q611
C-3
Q612
H-2
Q615
G-2
04
D609
POWER
LEVEL
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