Note For Printed Wiring Boards And Schematic Diagrams - Sony HCD-XG500 - Bookshelf System Service Manual

7-5.

NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS

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: 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 transistor.
C
Q These are omitted.
B E
Q
B C E
These are omitted.
Q
B C E
These are omitted.
Note on Schematic Diagram:
• All capacitors are in F unless otherwise noted. pF: F
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in and 1 / W or less unless otherwise
4
specified.
• 2 : nonflammable resistor.
• 5 : fusible resistor.
• C : panel designation.
Note: Note:
The components identi- Les composants identifiés par
une marque 0 sont critiques
fied by mark 0 or dotted
line with mark 0 are criti- pour la sécurité.
cal for safety. Ne les remplacer que par une
Replace only with part pièce por tant le numéro
number specified. spécifié.
• A : B+ Line.
• B : B– Line.
• H : adjustment for repair.
• Voltages are taken with a VOM (Input impedance 10 M ).
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
: TAPE PLAY (DECK A)
d
: TAPE PLAY (DECK B)
G
: RECORD
J
: CD PLAY (ANALOG OUT)
c : CD PLAY (DEGITAL OUT)
N : MIC INPUT
• Abbreviation
AR : Argentina model
CND : Canadian model
E2 : 120 V AC area in E model
EA : Saudi Arabia model
MX : Mexican model
SP : Singapore model
• Circuit Boards Location
TRANS board
PANEL FL board
PANEL VR board
ILLUMINATION board
TC-A board
MIC board
CD-L board
TC-B board
CD-R (1) board
LEAF SW board
TABLE SENSOR board
CD MOTOR board
23 23
HCD-XG60/XG500
SUB TRANS board
TUNER PACK
(FM/AM TUNER UNIT)
MAIN board
PA board
HEADPHONES board
CD-R (2) board
FRONT INPUT board
BD board
AUDIO board
LED board