DOWNLOAD Sony ZS-M50 Service Manual ↓ Size: 14.25 MB | Pages: 78 in PDF or view online for FREE

Model
ZS-M50
Pages
78
Size
14.25 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
zs-m50.pdf
Date
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– 62 –
– 64 –
– 63 –
– 65 –
ZS-M50
Note:
• All capacitors are in 
µ
F unless otherwise noted.  pF: 
µµ
F
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
specified.
Note: The components identified by mark 
!
 or dotted
line with mark 
!
 are critical for safety.
Replace only with part number specified.
•
A
: B+ Line.
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : FM
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Signal path.
F
: FM
6-9. SCHEMATIC DIAGRAM – AUDIO SECTION –  
r
 Refer to page 93 for IC Block Diagram.
– 68 –
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– 66 –
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– 70 –
ZS-M50
6-10. SCHEMATIC DIAGRAM – DG SECTION –  
r
 Refer to page 93 for IC Block Diagram.
r
 Waveforms – DG Section –
1
IC601  
@¶
  XOUT
VOLT/DIV : 0.2 V AC
TIME/DIV : 20 nsec
2
IC601  
@¢
  XOUT-T
VOLT/DIV : 0.1 V AC
TIME/DIV : 10 
µ
sec
3
IC605  
1
VOLT/DIV : 0.2 V AC
TIME/DIV : 20 nsec
0.63 Vp-p
12 MHz
0.4 Vp-p
32.768 kHz
0.6 Vp-p
22.5 MHz
Note:
• All capacitors are in 
µ
F unless otherwise noted.  pF: 
µµ
F
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
specified.
•
¢
: internal component.
•
A
: B+ Line.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : MD STOP
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Waveforms are taken with a oscilloscope.
• Circled numbers refer to waveforms.
• Signal path.
E
: MD PLAY
q
: MD REC
J
: CD
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