Read Sony CDX-F5500N Service Manual online
18
CDX-F5500N
• A : B+ Line.
• Power voltage is dc 14.4V and fed with regulated dc power
• Power voltage is dc 14.4V and fed with regulated dc power
supply from ACC and BATT cords.
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal production
tolerances.
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
tolerances.
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: FM
f
: AM
J
: CD
for printed wiring boards:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
•
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
•
a
: Through hole.
•
: Pattern from the side which enables seeing.
(The other layer’s patterns are not indicated.)
• Waveforms
— Servo Board —
(MODE: CD PLAY)
— Servo Board —
(MODE: CD PLAY)
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
for schematic diagram:
• All capacitors are in µF unless otherwise noted. (p: pF)
• All capacitors are in µF unless otherwise noted. (p: pF)
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.
•
%
: indicates tolerance.
•
f
: internal component.
• C : panel designation.
IC3
whwk
(A, C)
3
0V
Approx.
150mVp-p
150mVp-p
16.9344MHz
IC3
uj
(XTAO)
0V
2
Approx. 100mVp-p
IC3
wd
(FEI)
1
Approx. 100mVp-p
IC3
wa
(TEI)
IC3
wjwl
(B, D)
4
6
2Vp-p
IC3
ra
(RFACO)
5
18.43MHz
IC4
ia
(X1)
7
1Vp-p
Approx.
150mVp-p
150mVp-p
Approx.
0.8Vp-p
0.8Vp-p
32.768kHz
IC500
qh
(XOUT)
— Main Board —
2
27.648MHz
IC500
qs
(OSCOUT)
2.8Vp-p
2.6Vp-p
1
Caution:
Pattern face side: Parts on the pattern face side seen from the
(Side B)
Pattern face side: Parts on the pattern face side seen from the
(Side B)
pattern face are indicated.
Parts face side:
Parts on the parts face side seen from the
(Side A)
parts face are indicated.
Note: The components identified by mark 0 or dotted line
with mark 0 are critical for safety.
Replace only with part number specified.
Replace only with part number specified.
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