Diagrams - Sony CDX-GT730UI Service Manual
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Also See for CDX-GT730UI:
- Operating instructions manual (148 pages) ,
- Specifications (4 pages) ,
- Installation/connections (2 pages)
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CDX-GT730UI/GT737UI/GT780UI
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 μF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in Ω and
1
/
4
specifi ed.
•
: internal component.
f
• C : panel designation.
Note: The components identifi ed by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specifi ed.
• A : B+ Line.
• B : B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
• no mark : FM
(
) : AM or MW
<
> : CD PLAY
• Voltages are taken with VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
J
: CD
F
: FM
f
: AM or MW
L
: AUX
c
: USB
g : BUS AUDIO
• Abbreviation
EA
: Saudi Arabia model
MX
: Mexican model
IT
: Italian model
RU
: Russian model
For Printed Wiring Boards:
Note:
• X : Parts extracted from the component side.
• Y : parts extracted from the conductor side.
•
: Through hole.
a
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Parts on the pattern face side seen from
(SIDE B)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(SIDE A)
the parts face are indicated.
• Abbreviation
EA
: Saudi Arabia model
MX
: Mexican model
IT
: Italian model
RU
: Russian model
20
SECTION 4
DIAGRAMS
W or less unless otherwise
• Waveforms
– MAIN Board –
IC1
(XTAL1)
4 MHz
0.05 V/DIV, 50 nsec/DIV
IC501
(X_IN)
32.768 kHz
1 V/DIV, 20 μsec/DIV
IC501
(OSC_IN)
7.92 MHz
1 V/DIV, 50 nsec/DIV
IC50
(XTI)
(AEP,UK,IT,RU model)
8.664 MHz
0.5 V/DIV, 50 nsec/DIV
– KEY Board –
IC901
(XOUT)
8 MHz
0.5 V/DIV, 50 nsec/DIV
0.05 Vp-p
2.8 Vp-p
3.6 Vp-p
1.2 Vp-p
1.4 Vp-p
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