Read Sony CMT-HPR95 / HCD-HPR95 Service Manual online
HCD-HPR95
17
17
HCD-HPR95
• Circuit Boards Location
• Note For Printed Wiring Boards and Schematic Diagrams
• Indication of transistor
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. (p: pF)
• All capacitors are in µF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in Ω and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
• 2 : nonflammable resistor.
• C : panel designation.
• A : B+ Line.
• B : B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
– CD Board –
no mark :CD PLAY
– Other Boards –
no mark : TUNER (FM/AM)
(
– CD Board –
no mark :CD PLAY
– Other Boards –
no mark : TUNER (FM/AM)
(
) : CD PLAY
∗
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: TUNER (FM/AM)
J
: CD PLAY
f
: AUDIO IN
• Abbreviation
MX
: Mexican model
Note on Printed Wiring Board:
• X : parts extracted from the component side.
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
Note: The components identified by mark 0 or dotted line
with mark 0 are critical for safety.
Replace only with part number specified.
Replace only with part number specified.
MAIN board
CD board
TUNER
SP board
POWER board
AMP board
FL board
HP A-IN board
PANEL board
Click on the first or last page to see other CMT-HPR95 / HCD-HPR95 service manuals if exist.