Diagrams; Note For Printed Wiring Boards And Schematic Diagrams - Sony LBT-LX5 Service Manual
Compact hi-fi stereo system
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Also See for LBT-LX5:
- Operating instructions manual (52 pages) ,
- Operating instructions manual (53 pages)
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4-1.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
(In addition to this, the necessary note is printed in each block)
Note on Printed Wiring Board:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
•
f
: internal component.
• b : Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Parts on the pattern face side seen from
(Side B)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Side A)
the parts face are indicated.
• Indication of transisitor.
Q
B
C E
These are omitted.
Q
B
C
E
These are omitted.
C
Q
These are omitted.
B
E
SECTION 4
DIAGRAMS
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in Ω and
1
/
W or less unless otherwise
4
specified.
•
f
: internal component.
• 2 : nonflammable resistor.
• 5 : fusible resistor.
• C : panel designation.
Note:
Note:
Les composants identifiés par
The components identi-
fied by mark 0 or dotted
une marque 0 sont critiques
line with mark 0 are criti-
pour la sécurité.
Ne les remplacer que par une
cal for safety.
pièce portant le numéro
Replace only with part
spécifié.
number specified.
• U : B+ Line.
• V : B– Line.
• H : adjustment for repair.
• Voltages are taken with a VOM (Input impedance 10 MΩ).
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.
• Circled numbers refer to waveforms.
• Signal path.
F
: TUNER (FM/AM)
E
: PLAYBACK (DECK A)
d
: PLAYBACK (DECK B)
G
: RECORD
J
: CD PLAY (ANALOG OUT)
c : CD PLAY (DIGITAL OUT)
N
: MIC INPUT
• Abbreviation
AUS : Australian model
AR
: Argentine model
EA
: Saudi Arabia model
MY
: Malaysia model
MX
: Mexican model
SP
: Singapore model
• Circuit Boards Location
TRANS board
PANEL FL board
MIC board
TC-A board
CD-L board
PANEL VR board
LEAF SW board
CD MOTOR board
11
11
SUB TRANS board
(LX5/LX30/LX50)
TUNER (FM/AM)
MAIN board
HEADPHONE board
TC-B board
FRONT INPUT board
CD-R board
TABLE SENSOR board
AUDIO board
LED board
PA board
BD board
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