![background image](http://html.mh-extra.com/html/sony/hcd-cpx22-cd-deck-receiver-component/hcd-cpx22-cd-deck-receiver-component_service-manual_420604021.webp)
HCD-CPX22/NXM3
21
21
HCD-CPX22/NXM3
• WAVEFORMS
– MAIN BOARD –
VOL/DIV : 0.5 V AC
TIME/DIV : 2.0
VOL/DIV : 0.5 V AC
TIME/DIV : 50 nsec
VOL/DIV : 1 V AC
TIME/DIV : 50 nsec
– BD BOARD –
VOL/DIV : 0.2 V AC
TIME/DIV : 0.2 msec
VOL/DIV : 0.1 V AC
TIME/DIV : 1 msec
VOL/DIV : 0.2 V AC
TIME/DIV : 0.5
– S-MASTER BOARD –
VOL/DIV : 2 V AC
TIME/DIV : 20 nsec
SECTION 7
DIAGRAMS
For schematic diagrams.
Note:
• All capacitors are in
µ
F 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
specified.
•
%
: indicates tolerance.
•
f
: internal component.
•
2
: nonflammable resistor.
•
5
: fusible resistor.
•
C
: panel designation.
•
A
: B+ Line.
•
B
: B– Line.
•
H
: adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark: TUNER (FM/AM)
( ) : CD PLAY
<
>: TAPE PLAY
[
]: TAPE REC
*
: Impossible to measure
• 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.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Signal path.
F
: TUNER (FM/AM)
E
: TAPE PLAY (DECK A)
d
: TAPE PLAY (DECK B)
G
: RECORD
J
: CD PLAY (ANALOG OUT)
c
: CD PLAY (DIGITAL OUT)
• Abbreviation
E3
: 240V AC Area in E model
E51
: Chilean and Peruvian model
EA
: Saudi Arabia mdoel
RU
: Russian model
Note: The components identified by mark
0
or dotted line
with mark ! are critical for safety.
Replace only with part number specified.
(The other layers' patterns are not indicated.)
• Indication of transistor.
• Abbreviation
E3
: 240V AC Area in E model
E51
: Chilean and Peruvian model
EA
: Saudi Arabia mdoel
RU
: Russian model
Caution:
Parts face side:
Parts on the parts face side seen from
(Side A)
the parts face are indicated.
Pattern face side:
Parts on the pattern face side seen from
(Side B)
the pattern face are indicated.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
B
These are omitted.
C
E
Q
Note on Printed Wiring Boards:
Note:
•
X
: parts extracted from the component side.
•
: Pattern from the side which enables seeing.
7-1. CIRCUIT BOARD LOCATION
MAIN board
PANEL board
DISC SW board
VOL board
HP board
S-MASTER board
switching regulator
SW(2) board
SW(1) board
MOTOR board
SENSOR board
ENCODER board
BD board
RELAY board
SP OUT board
Summary of Contents for HCD-CPX22 - Cd Deck Receiver Component
Page 67: ...67 HCD CPX22 NXM3 MEMO ...