Read Sony CX-JV55 / JAX-V55 Service Manual online
CX-JV55
27
27
CX-JV55
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
Note on Schematic Diagram:
•
All capacitors are in
µ
F 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.
•
5
: fusible resistor.
•
C
: panel designation.
•
A
: B+ Line.
•
B
: B– Line.
•
Voltages and waveforms are dc with respect to ground
under no-signal conditions.
– BD49 Board –
no mark : CD PLAY
– VMP43GY Board –
no mark : VIDEO CD PLAY
under no-signal conditions.
– BD49 Board –
no mark : CD PLAY
– VMP43GY Board –
no mark : VIDEO CD PLAY
∗
: Impossible to measure
– Other Sections –
no mark : FM
(
no mark : FM
(
) : TAPE PLAY
〈〈
〉〉
: TAPE REC
[
] : CD PLAY
∗
: Impossible to measure
•
Voltages are taken with a VOM (Input impedance 10 MW).
Voltage variations may be noted due to normal produc-
tion tolerances.
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.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Circled numbers refer to waveforms.
•
Signal path.
F
: TUNER (FM/AM)
E
: TAPE PLAY (DECK A)
d
: TAPE PLAY (DECK B)
G
: REC
J
: CD PLAY (AUDIO)
L
: CD PLAY (VIDEO)
N
: MIC
f
: AUX IN
•
Abbreviation
E3
E3
: 240V AC area in E model
E15
: Iranian model
EA
: Saudi Arabia model
TH
: Thai model
•
Circuit Boards Location
SENSOR board
PANEL board
VCD CONNECT board
VMP43GY board
VIDEO OUT board
MAIN board
POWER board
SUB TRANS board
TRANS board
HEADPHONE board
MICROPHONE JACK board
BD49 board
MOTOR (TB) board
MOTOR (LD) board
SW board
•
Indication of transistor
Note on Printed Wiring Board:
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
: 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.
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
•
Note for Printed Wiring Boards and Schematic Diagrams
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