Read Sony CDX-H910UI / CDX-HR910UI Service Manual online
CDX-H910UI/HR910UI
CDX-H910UI/HR910UI
17
17
SECTION 4
DIAGRAMS
For Schematic Diagrams.
Note:
• All capacitors are in
• All capacitors are in
μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in
Ω and 1/4 W or less unless otherwise
specifi ed.
• f :
internal
component.
• C : panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
• A : B+ Line.
• B : B– Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
• B : B– Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
( ) : AM or MW
[ ] : LW
< > : CD PLAY
• Voltages are taken with VOM (Input impedance 10 M
( ) : AM or MW
[ ] : LW
< > : CD PLAY
• Voltages are taken with VOM (Input impedance 10 M
Ω).
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
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
J
J
: CD PLAY
F :
FM
f
: AM or MW/LW
L :
AUX
g : BUS AUDIO
c :
c :
USB
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
• a :
• 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.)
• Indication of transistor.
C
B
These are omitted.
E
Q
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Parts on the pattern face side seen from
the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
Note:
The components identi-
fi
The components identi-
fi
ed by mark 0 or dotted
line with mark 0 are criti-
cal for safety.
Replace only with part
number specifi ed.
cal for safety.
Replace only with part
number specifi ed.
Note:
Les composants identifi és
par une marque 0 sont
critiques pour la sécurité.
Ne les remplacer que par
une piéce portant le nu-
méro spécifi é.
Les composants identifi és
par une marque 0 sont
critiques pour la sécurité.
Ne les remplacer que par
une piéce portant le nu-
méro spécifi é.
• Waveforms
– MAIN Board –
IC1 RI (XTAL1)
IC101 (XT0)
IC501 RG (X_IN)
20 mV/DIV, 100 ns/DIV
1 V/DIV, 50 ns/DIV
1 V/DIV, 10
μs/DIV
IC501 PT (OSC_OUT)
1 V/DIV, 50 ns/DIV
50 mVp-p
3 Vp-p
2.2 Vp-p
3.5 Vp-p
8.664 MHz
32.768 kHz
4 MHz
7.92 MHz
Click on the first or last page to see other CDX-H910UI / CDX-HR910UI service manuals if exist.