CDX-F5510, CDX-F5510X, CDX-F5550EE - Sony Car Audio Service Manual (repair manual). Page 18

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CDX-F5510/F5510X/F5550EE
CDX-F5510/F5510X/F5550EE
• NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
• WAVEFORMS
— MAIN BOARD —
1
  IC2 
4
 (FEI)
Approx.
1Vp-p
0 V
0.6 Vp-p
16.9344 MHz
Approx. 100 mVp-p
50 mV/DIV, 5 msec/DIV
0.5 V/DIV, 0.5 
µ
sec/DIV
2
  IC2 
6
 (TEI)
200 mV/DIV, 5 msec/DIV
6
  IC2 
oh
 (FPI2),
0.5 V/DIV, 0.5 
µ
sec/DIV
Approx. 400 mVp-p
3
  IC2 
wd
 (XI)
0.2 V/DIV, 0.2 
µ
sec/DIV
7
  IC3 
ia
 (X1)
0.5 V/DIV, 0.2 
µ
sec/DIV
1.1 Vp-p
12 MHz
4
  IC2 
uj
 (RFI)
0.5 V/DIV, 0.5 
µ
sec/DIV
5
  IC2 
of
 (FNI2),
og
 (FNI1)
1.5 Vp-p
oj
 (FPI1)
1.5 Vp-p
0 V
0.8 Vp-p
32.768 kHz
1
  IC801 
i;
 (XOA)
0.2 V/DIV, 20 
µ
sec/DIV
1.2 Vp-p
18.432 MHz
2
  IC801 
id
 (X1)
0.5 V/DIV, 0.1 
µ
sec/DIV
— SERVO BOARD —
(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.)
For schematic diagrams.
Note:
• All capacitors are in 
µ
F unless otherwise noted. (p: pF)
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.
C
: panel designation.
For printed wiring boards.
Note:
• 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 layers' patterns are not indicated.)
A
: B+ Line.
B
: B– Line.
H
: adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
• CD mechanism section (1/2), (2/2)
   no mark : CD PLAY
• Main (1/3), (2/3), (3/3) and Display sections
   no mark : FM
(
) : AM/MW/LW
<
> : CD PLAY
: Impossible to measure
• 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.
J
: CD PLAY
F
: FM
f
: AM/MW/LW
L
: BUS AUDIO
Caution:
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.
Q
C
These are omitted
E
B
E
These are omitted
C
B
C
These are omitted
B
E
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
piéce portant le numéro
spécifié.
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