ICD-P520, ICD-P530F - Sony Audio Service Manual (repair manual). Page 10

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ICD-P520/P530F
ICD-P520/P530F
10
10
  (D505) H-6
  D701 E-12
  D702 E-12
  D2001 E-12
  D2002 C-6
  D2004 C-5
  (D2007) I-6
  D2008 A-12
  IC101 C-9
  IC102 D-10
  (IC501) J-6
  (IC502) G-6
  (IC503) I-6
  (IC504) H-3
  (IC506) I-6
  (IC701) I-8
  (IC702) G-10
  (IC703) I-10
  IC2001 D-8
  IC2002 D-11
  IC2003 E-9
  (Q101) G-11
  Q106 B-10
  (Q506) H-5
  (Q507) I-4
  (Q508) I-4
  Q509 C-4
  (Q702) G-10
  Q703 C-8
  Q704 C-5
  (Q2001) H-12
  Q2002 C-5
  (       ): SIDE B
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
 W or less unless otherwise 
specifi ed.
•      f 
: internal component.
• 
C : panel designation.
• 
A : B+ Line.
•  Power voltage is dc 3 V and fed with regulated dc power 
supply from battery terminal.
•  Voltages and waveforms are dc with respect to ground 
under no-signal (detuned) conditions.
  - USB/FM section -
  no mark : FM
  - Main (1/2), (2/2) sections -
  no mark : FM
  (          ) : REC
  <        > : PB
•  Voltages are taken with a 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 
tolerances.
•  Circled numbers refer to waveforms
• Signal path.
 
: FM
 
: PB
 
a  : REC
• Abbreviation
  CND  : Canadian model
  CH 
: Chinese model
  KR 
: Korea model
THIS  NOTE  IS  COMMON  FOR  PRINTED  WIRING  
BOARDS  AND  SCHEMATIC  DIAGRAMS.
(In addition to this, the necessary note is printed in 
each block.)
For Printed Wiring Boards.
Note:
• 
X : parts extracted from the component side.
• 
Y : parts extracted from the conductor side.
•      f 
: internal component.
• 
 : Pattern from the side which enables seeing.
Caution:
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.
• Abbreviation
  CND  : Canadian model
  CH 
: Chinese model
  KR 
: Korea model
• Waveforms
– MAIN Board –
IC703
RL (OSC2)
0.5 V/DIV, 0.1 µsec/DIV
IC703
XB (XO)
0.5 V/DIV, 20 µsec/DIV
0.5 V/DIV, 0.1 µsec/DIV
 IC101 
UB (XOUT)
1.2 Vp-p
4.096 MHz
8 MHz
2.8 Vp-p
32.768 kHz
3.5 Vp-p
• IC Block Diagrams
1
BIAS
3
4
2
8
6
5
7
SHUTDOWN
BIAS
+IN
-IN
VO2
GND
VDD
VO1
5
BUFFER
DRIVER
PHASE
COMPENSATION
PHASE
COMPARATOR
RAMP WAVE
GENERATOR,
OSC
4
CURRENT
RIPPLE DETED
AND FB
VREF WITH
SOFT START,
CE
PWM/PFM
CONTROLER
ERROR
AMP
1
2
3
FB
VDD
CE
EXT
GND
IC102  MM3111AWLE (MAIN Board (1/2))
IC2002  MM3111AWLE (MAIN Board (1/2))
IC506  XC9105D091MR (MAIN Board (1/2))
 Ref. No.  Location
• Semiconductor 
Location
  (MAIN Section)
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